* fr.po: Update.
[official-gcc.git] / gcc / ChangeLog
blobf8bde7a91e47c942a2b5fa995e93118fb87d624c
1 2017-04-29  Jan Hubicka  <hubicka@ucw.cz>
3         PR ipa/79224
4         * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
5         (account_size_time): Use two predicates - exec_pred and
6         nonconst_pred_ptr.
7         (evaluate_conditions_for_known_args): Compute both clause and
8         nonspec_clause.
9         (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
10         (inline_summary_t::duplicate): Update.
11         (estimate_function_body_sizes): Caluculate exec and nonconst predicates
12         separately.
13         (compute_inline_parameters): Likewise.
14         (estimate_edge_size_and_time): Update caluclation of time.
15         (estimate_node_size_and_time): Compute both time and nonspecialized
16         time.
17         (estimate_ipcp_clone_size_and_time): Update.
18         (inline_merge_summary): Update.
19         (do_estimate_edge_time): Update.
20         (do_estimate_edge_size): Update.
21         (do_estimate_edge_hints): Update.
22         (inline_read_section, inline_write_summary): Stream both new predicates.
23         * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
24         as argument.
25         (compute_inlined_call_time): Cleanup.
26         (big_speedup_p): Update.
27         (edge_badness): Update.
28         * ipa-inline.h (INLINE_TIME_SCALE): Remove.
29         (size_time_entry): Replace predicate by exec_predicate and
30         nonconst_predicate.
31         (edge_growth_cache_entry): Cache both time nad nonspecialized time.
32         (estimate_edge_time): Return also nonspec_time.
33         (reset_edge_growth_cache): Update.
35 2017-04-29  Jakub Jelinek  <jakub@redhat.com>
37         PR rtl-optimization/80491
38         * ifcvt.c (noce_process_if_block): When looking for x setter
39         with missing else_bb, don't check only the insn right before
40         cond_earliest, but look for the last insn that x is modified in
41         within the same bb.
43         PR rtl-optimization/80491
44         * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
46 2017-04-29  Marc Glisse  <marc.glisse@inria.fr>
48         PR tree-optimization/80487
49         * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
51 2017-04-29  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
53         PR tree-optimization/79697
54         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
55         is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
56         (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
57         BUILT_IN_STRNDUP.
58         * gimple-fold.c (gimple_fold_builtin_realloc): New function.
59         (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
61 2017-04-28  Martin Sebor  <msebor@redhat.com>
63         PR tree-optimization/80523
64         * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
65         (init_target_to_host_charmap, target_to_host, target_strtol10): New
66         functions.
67         (maybe_warn, format_directive, parse_directive): Use new functions.
68         (pass_sprintf_length::execute): Call init_target_to_host_charmap.       
70 2017-04-28  Marc Glisse  <marc.glisse@inria.fr>
72         * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
74 2017-04-28  Bernd Edlinger  <bernd.edlinger@hotmail.de>
76         * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
77         target_header_dir): Set correctly.
78         * configure: Regenerated.
79         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
80         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
81         instead of SYSTEM_HEADER_DIR.
83 2017-04-28  Jan Hubicka  <hubicka@ucw.cz>
85         * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
86         (estimate_local_effects): Likewise.
87         * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
88         edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
89         * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
90         estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
91         do_estimate_edge_time, estimate_edge_time): Likewise.
92         * ipa-inline-analysis.c (estimate_node_size_and_time,
93         estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
94         (estimate_time_after_inlining): Remove.
95         
96 2017-04-28  Martin Liska  <mliska@suse.cz>
98         * doc/gcov.texi: Enhance documentation of gcov.
100 2017-04-28  Martin Liska  <mliska@suse.cz>
102         * doc/gcov.texi: Sort options in alphabetic order.
103         * doc/gcov-dump.texi: Likewise.
104         * doc/gcov-tool.texi: Likewise.
105         * gcov.c (print_usage): Likewise.
106         * gcov-dump.c (print_usage): Likewise.
107         * gcov-tool.c (print_merge_usage_message): Likewise.
108         (print_rewrite_usage_message): Likewise.
109         (print_overlap_usage_message): Likewise.
111 2017-04-28  Martin Liska  <mliska@suse.cz>
113         PR gcov-profile/53915
114         * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
116 2017-04-28  Martin Liska  <mliska@suse.cz>
118         PR gcov-profile/79891
119         * gcov.c (add_line_counts): Assign BBs to lines just if the BB
120         is marked by compiler as living on a line.
121         (get_cycles_count): Remove usage of the union.
122         (output_intermediate_file): Likewise.
123         (find_source): Fix GNU coding style.
124         (accumulate_line_counts): Remove old non-all block mode.
125         (output_lines): Remove usage of the union.
126         * profile.c (output_location): Include all BBs, even if
127         belonging to a same line (and file) as a previous BB.
129 2017-04-28  Martin Liska  <mliska@suse.cz>
131         * gcov.c (process_args): Handle new argument 'w'.
132         (read_graph_file): Assign ID to BBs.
133         (output_branch_count): Display BB # if verbose flag is set.
134         (output_lines): Likewise for arcs.
135         (print_usage): Add '--verbose' option help.
136         * doc/gcov.texi: Document --verbose (-w) option.
138 2017-04-28  Martin Liska  <mliska@suse.cz>
140         * gcov.c (struct block_location_info): New struct.
141         (process_file): Fill up the new structure.
142         (read_graph_file): Replace usage of encoding by the newly added
143         struct.
144         (add_line_counts): Likewise.
145         (accumulate_line_counts): Remove usage of the union.
146         (function_info::function_info): New function.
147         (function_info::~function_info): Likewise.
148         (process_file): Call delete instead of release_function.
149         (release_function): Release the function.
150         (release_structures): Call delete instead of release_function.
151         (solve_flow_graph): Replace usage of num_blocks.
152         (find_exception_blocks): Likewise.
153         (output_lines): Fix GNU coding style.
155 2017-04-28  Martin Liska  <mliska@suse.cz>
157         PR driver/56469
158         * coverage.c (coverage_remove_note_file): New function.
159         * coverage.h: Declare the function.
160         * toplev.c (finalize): Clean if an error has been seen.
162 2017-04-28  Martin Liska  <mliska@suse.cz>
164         PR gcov-profile/80031
165         * gcov-dump.c (tag_blocks): Just print number of basic blocks.
166         * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
167         * gcov.c (read_graph_file): Read just number of blocks.
168         * profile.c (branch_prob): Do not stream 0 flags per a basic
169         block.
171 2017-04-28  Martin Liska  <mliska@suse.cz>
173         * gcov-dump.c (tag_*): Add new argument to declarations.
174         (dump_gcov_file): Likewise.
175         (tag_blocks): Add and use new argument depth.
176         (tag_arcs): Likewise.
177         (tag_lines): Likewise.
178         (tag_counters): Likewise.
179         (tag_summary): Likewise.
180         (dump_working_sets): Use depth to do a proper indentation.
182 2017-04-28  Jakub Jelinek  <jakub@redhat.com>
184         PR bootstrap/80531
185         * cgraph.h (symtab_node::debug_symtab): No longer inline.
186         * symtab.c (symtab_node::debug_symtab): Move definition here.
188 2017-04-28  Richard Biener  <rguenther@suse.de>
190         * lto-streamer.h (LTO_major_version): Bump to 7.
192 2017-04-28  Richard Biener  <rguenther@suse.de>
194         * tree-vrp.c (assert_info): New struct.
195         (add_assert_info): New helper.
196         (register_edge_assert_for_2): Refactor to add asserts to a vector
197         of assert_info.
198         (register_edge_assert_for_1): Likewise.
199         (register_edge_assert_for): Likewise.
200         (finish_register_edge_assert_for): New helper actually registering
201         asserts where live on edge.
202         (find_conditional_asserts): Adjust.
203         (find_switch_asserts): Likewise.
204         (evrp_dom_walker::try_find_new_range): Generalize.
205         (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
207 2017-04-27  Marek Polacek  <polacek@redhat.com>
209         PR sanitizer/80349
210         * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
211         arg10 and arg11 to itype.
213 2017-04-27  Jonathan Wakely  <jwakely@redhat.com>
215         * doc/extend.texi (Object Size Checking): Improve grammar.
217 2017-04-27  Richard Earnshaw  <rearnsha@arm.com>
219         PR target/80530
220         * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
221         that the logic for permitting reciprocal estimates matches that
222         in use_rsqrt_p.
224 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
226         PR c++/80534
227         * tree.c (type_cache_hasher::equal): Only compare
228         TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
229         (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
230         non-aggregate element types.
231         * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
232         about the flag on ARRAY_TYPEs in the comment, formatting fix.
234 2017-04-27  Richard Biener  <rguenther@suse.de>
236         PR middle-end/80533
237         * emit-rtl.c (set_mem_attributes_minus_bitpos): When
238         stripping ARRAY_REFs from MEM_EXPR make sure we're not
239         keeping a reference to a trailing array.
241 2017-04-27  Richard Biener  <rguenther@suse.de>
243         PR middle-end/80539
244         * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
245         being in loop-closed SSA form conservatively.
246         (chrec_fold_multiply_poly_poly): Likewise.
248 2017-04-27  Tamar Christina  <tamar.christina@arm.com>
250         PR middle-end/79665
251         * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
252         CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
254 2017-04-27  Jakub Jelinek  <jakub@redhat.com>
256         PR target/77728
257         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
258         (aarch64_function_arg_alignment): Return unsigned int again, but still
259         ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
260         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
261         Don't emit -Wpsabi note.
262         (aarch64_function_arg_boundary): Likewise.
263         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
264         caller.
266 2017-04-26  Nathan Sidwell  <nathan@acm.org>
268         * tree.h (crc32_unsigned_n): Declare.
269         (crc32_unsigned, crc32_unsigned): Make inline.
270         * tree.c (crc32_unsigned_bits): Replace with ...
271         (crc32_unsigned_n): ... this.
272         (crc32_unsigned, crc32_byte): Remove.
273         (crc32_string): Remove unnecessary braces.
275 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
277         * ipa-cp.c (estimate_local_effects): Convert sreal to int.
278         * ipa-inline-analysis.c (MAX_TIME): Remove.
279         (account_size_time): Use sreal for time.
280         (dump_inline_summary): Update.
281         (estimate_function_body_sizes): Update.
282         (estimate_edge_size_and_time): Update.
283         (estimate_calls_size_and_time): Update.
284         (estimate_node_size_and_time): Update.
285         (inline_merge_summary): Update.
286         (inline_update_overall_summary): Update.
287         (estimate_time_after_inlining): Update.
288         (inline_read_section): Update.
289         (inline_write_summary): Update.
290         * ipa-inline.c (compute_uninlined_call_time): Update.
291         (compute_inlined_call_time): Update.
292         (recursive_inlining): Update.
293         (inline_small_functions): Update.
294         (dump_overall_stats): Update.
295         * ipa-inline.h: Include sreal.h.
296         (size_time_entry): Turn time to sreal.
297         (inline_summary): Turn self_time nad time to sreal.
299 2017-04-25  Jan Hubicka  <hubicka@ucw.cz>
301         * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
302         data-streamer.h
303         (sreal::stream_out, sreal::stream_in): New.
304         * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
306 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
308         * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
309         environment.
311 2017-04-25  Uros Bizjak  <ubizjak@gmail.com>
313         PR target/70799
314         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
315         Handle ASHIFTRT.
316         (dimode_scalar_chain::compute_convert_gain): Ditto.
317         (dimode_scalar_chain::make_vector_copies): Ditto.
318         (dimode_scalar_chain::convert_reg): Ditto.
319         (dimode_scalar_chain::convert_insn): Ditto.
320         * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
321         (VI248_AVX512BW_1): New mode iterator.
322         (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
323         <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
324         mode iterator.
326 2017-04-25  Martin Sebor  <msebor@redhat.com>
328         PR tree-optimization/80497
329         * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
330         constants are representable in HOST_WIDE_INT.
331         (parse_directive): Ditto.
333 2017-04-25  Martin Sebor  <msebor@redhat.com>
335         PR bootstrap/80486
336         * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
337         (new_zero_array): Adjust signature.
338         (dom_info::dom_init): Used unsigned rather that size_t.
339         (dom_info::dom_info): Same.
341 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
342             Jakub Jelinek  <jakub@redhat.com>
344         PR target/77728
345         * config/arm/arm.c: Include gimple.h.
346         (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
347         returns negative, increment ncrn only if it returned positive.
348         (arm_needs_doubleword_align): Return int instead of bool,
349         ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
350         members, but if there is any such non-FIELD_DECL
351         > PARM_BOUNDARY aligned decl, return -1 instead of false.
352         (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
353         returns negative, increment nregs only if it returned positive.
354         (arm_setup_incoming_varargs): Likewise.
355         (arm_function_arg_boundary): Emit -Wpsabi note if
356         arm_needs_doubleword_align returns negative, return
357         DOUBLEWORD_ALIGNMENT only if it returned positive.
359 2017-04-25  Marek Polacek  <polacek@redhat.com>
361         PR sanitizer/80349
362         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
363         first argument to type.
365 2017-04-25  Bill Seurer  <seurer@linux.vnet.ibm.com>
367         PR target/80482
368         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
369         type checks to test for compatibility instead of equality.
371 2017-04-25  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
372             Jakub Jelinek  <jakub@redhat.com>
374         PR target/77728
375         * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
376         type.
377         (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
378         struct.  Ignore DECL_ALIGN of decls other than FIELD_DECL for
379         the alignment computation, but return their maximum in warn_alignment.
380         (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
381         Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
382         is smaller.
383         (aarch64_function_arg_boundary): Likewise.  Simplify using MIN/MAX.
384         (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
385         caller.
387 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
389         * config/arc/simdext.md (dmpyh): Fix typo.
391 2017-04-25  Richard Biener  <rguenther@suse.de>
393         PR tree-optimization/80492
394         * alias.c (compare_base_decls): Handle registers with asm
395         specification conservatively.
396         * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
397         compare_base_decls returning dont-know properly.
399 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
401         * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
402         (legitimate_offset_address_p): New function.
403         (arc_legitimate_address_p): Use above function.
405 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
407         * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
409 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
411         * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
412         ACCH registers whenever they are available.
414 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
416         * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
417         double regs fix when not used.
419 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
421         * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
422         core registers.
423         (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
424         (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
426 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
428         * config/arc/arc.c (arc_output_addsi): Check for h-register class
429         when emitting short ADD instructions.
431 2017-04-25  Claudiu Zissulescu  <claziss@synopsys.com>
433         * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
434         constraint.
435         (cmpsi_cc_c_insn): Likewise.
436         (cbranchsi4_scratch): Compute proper instruction length using
437         compact_hreg_operand.
438         * config/arc/predicates.md (compact_hreg_operand): New predicate.
440 2017-04-25  Richard Biener  <rguenther@suse.de>
442         PR middle-end/80509
443         * passes.c (pass_manager::pass_manager): Initialize
444         m_name_to_pass_map.
446 2017-04-25  Richard Biener  <rguenther@suse.de>
448         PR tree-optimization/79201
449         * tree-ssa-sink.c (statement_sink_location): Handle calls.
451 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
453         PR target/80464
454         * config/s390/vector.md: Split MEM->GPR vector moves for
455         non-s_operand addresses.
457 2017-04-25  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
459         PR target/79895
460         * config/s390/predicates.md (reload_const_wide_int_operand): New
461         predicate.
462         * config/s390/s390.md ("movti"): Remove d/P alternative.
463         ("movti_bigconst"): New pattern definition.
465 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
467         PR target/80080
468         * s390-protos.h (s390_expand_cs_hqi): Removed.
469         (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
470         * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
471         modes as well as CCZ1mode and CCZmode.
472         (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
473         signature of s390_emit_compare_and_swap.
474         (s390_expand_cs_hqi): Likewise, make static.
475         (s390_expand_cs_tdsi): Generate an explicit compare before trying
476         compare-and-swap, in some cases.
477         (s390_expand_cs): Wrapper function.
478         (s390_expand_atomic_exchange_tdsi): New backend specific expander for
479         atomic_exchange.
480         (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
481         * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
482         patterns for small and large integers.  Forbid symref memory operands.
483         Move expander to s390.c.  Require cc register.
484         ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
485         ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
486         ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
487         ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
488         symref memory operands.  Remove CC mode and call s390_match_ccmode
489         instead.
490         ("atomic_exchange<mode>"): Allow and implement all integer modes.
492 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
494         * config/s390/s390.md (define_peephole2): New peephole to help
495         combining the load-and-test pattern with volatile memory.
497 2017-04-25  Dominik Vogt  <vogt@linux.vnet.ibm.com>
499         * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
500         with CCZmode for TARGET_Z196.
502 2017-04-25  Jakub Jelinek  <jakub@redhat.com>
504         PR rtl-optimization/80501
505         * combine.c (make_compound_operation_int): Set subreg_code to SET
506         even for AND with mask of the sign bit of mode.
508         PR rtl-optimization/80500
509         * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
510         sum's initial value.
512 2017-04-25  Julian Brown  <julian@codesourcery.com>
513             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
515         * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
517 2017-04-25  Marc Glisse  <marc.glisse@inria.fr>
519         * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
521 2017-04-25  Julian Brown  <julian@codesourcery.com>
522             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
524         * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
525         (thunderx2t99_sha): New Reservation.
527 2017-04-25  Julian Brown  <julian@codesourcery.com>
528             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
530         * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
531         type for 1-element load.
533 2017-04-24  Marc Glisse  <marc.glisse@inria.fr>
535         * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
537 2017-04-24  Martin Jambor  <mjambor@suse.cz>
539         PR tree-optimization/80293
540         * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
541         char arrays not totally scalarizable if it is false.
542         (analyze_all_variable_accesses): Pass correct value in the new
543         parameter.  Add a statistics counter.
545 2017-04-24  Jan Hubicka  <hubicka@ucw.cz>
547         PR middle-end/79931
548         * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
550 2017-04-24  Richard Biener  <rguenther@suse.de>
552         PR tree-optimization/80494
553         * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
554         out for complex types.
556 2017-04-24  Richard Biener  <rguenther@suse.de>
558         * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
559         * tree-ssa-sccvn.c (print_scc): Print SCC size.
560         (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
561         (DFS): Adjust and never fail.
562         (sccvn_dom_walker::fail): Remove.
563         (sccvn_dom_walker::before_dom_children): Adjust.
564         (run_scc_vn): Likewise and never fail.
565         * tree-ssa-pre.c (pass_pre::execute): Adjust.
566         (pass_fre::execute): Likewise.
568 2017-04-24  Richard Biener  <rguenther@suse.de>
570         PR tree-optimization/79725
571         * tree-ssa-sink.c (statement_sink_location): Return whether
572         failure reason was zero uses.  Move that check later.
573         (sink_code_in_bb): Deal with zero uses by removing the stmt
574         if possible.
576 2017-04-24  Richard Biener  <rguenther@suse.de>
578         PR c++/2972
579         * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
580         pointer-based references.
582 2017-04-24  Richard Biener  <rguenther@suse.de>
584         PR bootstrap/79814
585         * pass_manager.h (pass_manager::operator new): Remove.
586         (pass_manager::operator delete): Likewise.
587         * passes.c (pass_manager::operator new): Remove.
588         (pass_manager::operator delete): Likewise.
589         (pass_manager::pass_manager): Zero individual pass members.
591 2017-04-23  Uros Bizjak  <ubizjak@gmail.com>
593         PR target/70799
594         * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
595         <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
596         Check "XEXP (src, 1)" operand here.
597         <case PLUS, case MINUS, case IOR, case XOR, case AND>:
598         Check "XEXP (src, 1)" operand here.
599         (dimode_scalar_chain::make_vector_copies): Detect count register
600         of a shift instruction.  Zero extend count register from QImode
601         to DImode to satisfy vector shift pattern count operand predicate.
602         Substitute vector shift count operand with a DImode copy.
603         (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
604         vector register.
606 2017-04-21  Uros Bizjak  <ubizjak@gmail.com>
608         * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
609         Remove UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
610         (*insvqi_1_mem_rex64): Move above insv<mode>_1.  Remove
611         UNSPEC_NOREX_MEM tag.  Update corresponding peephole2 pattern.
612         (UNSPEC_NOREX_MEM): Remove definition.
614 2017-04-21  Richard Biener  <rguenther@suse.de>
616         PR tree-optimization/79547
617         * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
618         Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
619         bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
620         without any constraints.
622 2017-04-21  Richard Biener  <rguenther@suse.de>
624         PR tree-optimization/78847
625         * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
627 2017-04-21  Richard Biener  <rguenther@suse.de>
629         * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
630         (build_distinct_type_copy): Likewise.
631         (build_variant_type_copy): Likewise.
632         * tree.c (build_qualified_type): Pass down mem-stat info.
633         (build_distinct_type_copy): Likewise.
634         (build_variant_type_copy): Likewise.
636 2017-04-21  Richard Biener  <rguenther@suse.de>
638         PR tree-optimization/80237
639         * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
640         defaulted to NULL.
641         (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
642         for a simplified result.
644 2016-04-21  Richard Biener  <rguenther@suse.de>
646         * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
647         sth as strict as a simple_iv but a chrec without symbols and an
648         operand defined in the loop we are peeling (and not some subloop).
649         (propagate_constants_for_unrolling): Propagate all constants.
651 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
653         PR target/79804
654         * config/i386/i386.c (print_reg): Remove assert for disalowed
655         regno values, call output_operand_lossage instead.
657 2017-04-20  Uros Bizjak  <ubizjak@gmail.com>
659         PR target/78090
660         * config/i386/constraints.md (Yc): New register constraint.
661         * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
662         Use Yc constraint for alternative 2 of operand 0.  Remove
663         preferred_for_speed attribute.
665 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
667         * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
668         lastprivate clauses in SIMT case.
670 2017-04-20  Volker Reichelt  <v.reichelt@netcologne.de>
672         * doc/invoke.texi (-Wextra-semi): Document new warning option.
674 2017-04-20  Richard Biener  <rguenther@suse.de>
676         PR tree-optimization/57796
677         * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
678         as N scalar stores.
679         (vect_model_load_cost): Cost gathers as N scalar loads.
681 2017-04-20  Richard Biener  <rguenther@suse.de>
683         * ggc-page.c (ggc_allocated_p): Rename to ...
684         (safe_lookup_page_table_entry): ... this and return the lookup
685         result.
686         (gt_ggc_m_S): Use safe_lookup_page_table_entry.
688 2017-04-20  Richard Biener  <rguenther@suse.de>
690         PR tree-optimization/80453
691         * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
692         * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
693         from the conditions.
694         (vn_phi_eq): Pass them down.
695         (vn_phi_lookup): Record them.
696         (vn_phi_insert): Likewise.
698 2017-04-20  Matthew Fortune  <matthew.fortune@imgtec.com>
700         * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
701         uninitialized variable warning to avoid buffer overrun.
703 2017-04-20  Alexander Monakov  <amonakov@ispras.ru>
705         PR other/71250
706         * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
707         is suppressed for '{ 0 }' in C.
709 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
711         * BASE-VER: Set to 8.0.0.
713 2017-04-20  Thomas Preud'homme  <thomas.preudhomme@arm.com>
715         * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
716         priority .init_array and .fini_array section with SECTION_NOTYPE
717         flag.
719 2017-04-20  Jakub Jelinek  <jakub@redhat.com>
721         PR middle-end/80423
722         * tree.h (build_array_type): Add typeless_storage default argument.
723         * tree.c (type_cache_hasher::equal): Also compare
724         TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
725         (build_array_type): Add typeless_storage argument, set
726         TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
727         recursive call.
728         (build_nonshared_array_type): Adjust build_array_type_1 caller.
729         (build_array_type): Likewise.  Add typeless_storage argument.
731 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
732             Jakub Jelinek  <jakub@redhat.com>
734         PR tree-optimization/80426
735         * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
736         operation on symbolic operands, also compute the overflow for the
737         invariant part when the operation degenerates into a negation.
739 2017-04-19  Jakub Jelinek  <jakub@redhat.com>
741         PR debug/80461
742         * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
743         Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
745         PR debug/80436
746         * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
748 2017-04-19  Georg-Johann Lay  <avr@gjlay.de>
750         PR target/80462
751         * config/avr/avr.c (tree.h): Include it.
752         (cgraph.h): Include it.
753         (avr_encode_section_info): Don't warn for uninitialized progmem
754         variable if it's just an alias.
756 2017-04-19  Richard Biener  <rguenther@suse.de>
758         PR ipa/65972
759         * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
760         when needed by AutoPGO.
762 2017-04-19  Paulo J. Matos  <paulo@matos-sorge.com>
764         PR lto/50345
765         * doc/lto.texi: Remove an extra 'that'.
767 2017-04-19  Segher Boessenkool  <segher@kernel.crashing.org>
769         PR rtl-optimization/80429
770         * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
771         are only used in debug insns.
773 2017-04-19  Eric Botcazou  <ebotcazou@adacore.com>
774             Vladimir Makarov  <vmakarov@redhat.com>
776         * config/sparc/predicates.md (input_operand): Add comment.  Return
777         true for any memory operand when LRA is in progress.
778         * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
780 2017-04-18  Jeff Law  <law@redhat.com>
782         PR target/74563
783         * mips.md ({return,simple_return}_internal): Do not overwrite
784         operands[0].
786 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
788         PR tree-optimization/80443
789         * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
790         instead of adding 1, subtract -1 and similarly instead of subtracting
791         1 add -1.
793 2017-04-18  Richard Sandiford  <richard.sandiford@arm.com>
795         PR rtl-optimization/80357
796         * haifa-sched.c (tmp_bitmap): New variable.
797         (model_recompute): Handle duplicate use records.
798         (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
799         (free_global_sched_pressure_data): Free it.
801 2017-04-18  Bernd Edlinger  <bernd.edlinger@hotmail.de>
803         Revert:
804         2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
805         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
806         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
807         instead of SYSTEM_HEADER_DIR.
809 2017-04-18  Jeff Law  <law@redhat.com>
811         PR middle-end/80422
812         * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
813         predecessors after walking up the insn chain.
815 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
817         PR debug/80263
818         * dwarf2out.c (modified_type_die): Try harder not to emit internal
819         sizetype type into debug info.
821 2017-04-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
823         PR target/80099
824         * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
825         unneeded test for TARGET_UPPER_REGS_SF.
826         * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
828 2017-04-18  Jakub Jelinek  <jakub@redhat.com>
830         PR sanitizer/80444
831         * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
832         instead of gsi_after_labels.
834 2017-04-18  Jeff Law  <law@redhat.com>
836         * regcprop.c (maybe_mode_change): Avoid creating copies of the
837         stack pointer.
839         Revert:
840         2017-04-13  Jeff Law  <law@redhat.com>
841         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
842         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
844 2017-04-18  Georg-Johann Lay  <avr@gjlay.de>
846         PR target/79453
847         * config/avr/avr.c (intl.h): Include it.
848         (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
850 2017-04-18  Martin Liska  <mliska@suse.cz>
852         PR gcov-profile/78783
853         * gcov-tool.c (gcov_output_files): Validate that destination
854         file is either removed by the tool or by a user.
856 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
857             Guy Benyei  <guybe@mellanox.com>
859         * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
860         block, and do not negate it, the stored id is already negative.
862 2017-04-14  Andrew Burgess  <andrew.burgess@embecosm.com>
864         * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
866 2017-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
868         PR target/80098
869         * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
870         masks of options that should be turned off if the VSX vector
871         options are turned off.
872         (OTHER_P8_VECTOR_MASKS): Likewise.
873         (OTHER_VSX_VECTOR_MASKS): Likewise.
874         * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
875         rs6000_disable_incompatible_switches to validate no type switches
876         like -mvsx.
877         (rs6000_incompatible_switch): New function to disallow turning on
878         other vector options if -mno-vsx, -mno-power8-vector, or
879         -mno-power9-vector are specified.
881 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
883         * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
885 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
887         * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
888         * config/arc/arc.c (arc_decl_pretend_args): Likewise.
889         * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
890         (ARG_POINTER_CFA_OFFSET): Likewise.
892 2017-04-14  Claudiu Zissulescu  <claziss@synopsys.com>
894         * config/arc/arc.c (arc_mode_dependent_address_p): Relax
895         conditions to take advantage of various optimizations.
897 2017-04-13  Jeff Law  <law@redhat.com>
899         * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
900         in operands[1] if it is a MEM and TARGET_MIPS16 is active.
901         (zero_extendsidi2_dext): Likewise.
903 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
905         PR sanitizer/80403
906         * fold-const.c (fold_ternary_loc): Revert
907         use op0 instead of fold_convert_loc (loc, type, arg0) part of
908         2017-04-12 change.
910 2017-04-13  Vladimir Makarov  <vmakarov@redhat.com>
912         PR rtl-optimization/80343
913         * lra-remat.c (update_scratch_ops): Assign original hard reg to
914         new scratch pseudo.
916 2017-04-13  Denis Khalikov <d.khalikov@partner.samsung.com>
918         PR sanitizer/80414
919         * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
920         to ubsan_encode_value.
922 2017-04-13  Jeff Law  <law@redhat.com>
924         * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
925         appearing in DEBUG_INSNs.
927 2017-04-13  Martin Liska  <mliska@suse.cz>
929         PR gcov-profile/80413
930         * gcov-io.c (gcov_write_string): Copy to buffer just when
931         allocated size is greater than zero.
933 2017-04-13  Jakub Jelinek  <jakub@redhat.com>
935         PR debug/80321
936         * dwarf2out.c (decls_for_scope): Ignore declarations of
937         current_function_decl in BLOCK_NONLOCALIZED_VARS.
939 2017-04-12  Jan Hubicka  <hubicka@ucw.cz>
941         PR lto/69953
942         * ipa-visibility.c (non_local_p): Fix typos.
943         (localize_node): When localizing symbol in same comdat group,
944         dissolve the group only when we know external symbols are going
945         to be privatized.
946         (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
948 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
950         PR tree-optimization/79390
951         * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
952         order does not result in usable sequence, retry with reversed operand
953         order.
955         PR sanitizer/80403
956         PR sanitizer/80404
957         PR sanitizer/80405
958         * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
959         to fold_build2_loc.  Convert TREE_OPERAND (tem, 0) to type.  Use
960         op0 instead of fold_convert_loc (loc, type, arg0).
962 2017-04-12  Jeff Law  <law@redhat.com>
964         * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
965         has a delay slot in the generated code.
967         * config/cris/cris.md (cris_preferred_reload_class): Return
968         GENNONACR_REGS rather than GENERAL_REGS.
970 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
972         PR c/80163
973         * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
974         vs. ZERO_EXTEND based on signedness of treeop0's type rather than
975         signedness of the result type.
977 2017-04-12  Richard Biener  <rguenther@suse.de>
978             Jeff Law  <law@redhat.com>
980         PR tree-optimization/80359
981         * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
982         trim stores to TARGET_MEM_REFs.
984 2017-04-12  Richard Biener  <rguenther@suse.de>
986         PR tree-optimization/79390
987         * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
988         threading case even more.
990 2017-04-12  Segher Boessenkool  <segher@kernel.crashing.org>
992         PR target/80382
993         * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
994         for quad_address_p for TImode, instead of just not indexed_address.
996 2017-04-12  Richard Biener  <rguenther@suse.de>
997             Bernd Edlinger  <bernd.edlinger@hotmail.de>
999         PR middle-end/79671
1000         * alias.c (component_uses_parent_alias_set_from): Handle
1001         TYPE_TYPELESS_STORAGE.
1002         (get_alias_set): Likewise.
1003         * tree-core.h (tree_type_common): Add typeless_storage flag.
1004         * tree.h (TYPE_TYPELESS_STORAGE): New macro.
1005         * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
1006         for types containing members with TYPE_TYPELESS_STORAGE.
1007         (place_field): Likewise.
1008         (layout_type): Likewise for ARRAY_TYPE.
1009         * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
1010         * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
1011         TYPE_TYPELESS_STORAGE.
1012         * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
1014 2017-04-12  Jakub Jelinek  <jakub@redhat.com>
1016         PR sanitizer/80349
1017         * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
1018         first argument to type.
1020 2017-04-11  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1022         PR target/80376
1023         PR target/80315
1024         * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
1025         CONST0_RTX (mode) rather than const0_rtx where appropriate.
1026         (rs6000_expand_binop_builtin): Likewise.
1027         (rs6000_expand_ternop_builtin): Likewise; also add missing
1028         vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
1029         vshasigma built-ins.
1030         * doc/extend.texi: Document that vec_xxpermdi's third argument
1031         must be a constant.
1033 2017-04-11  Uros Bizjak  <ubizjak@gmail.com>
1035         * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1036         Use shift_const cost parameter when calculating gain of STV shifts.
1038 2017-04-11  Vladimir Makarov  <vmakarov@redhat.com>
1040         PR rtl-optimization/70478
1041         * lra-constraints.c (process_alt_operands): Check memory for
1042         disfavoring memory insn operand.
1044 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
1046         PR middle-end/80100
1047         * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
1048         left shift in unsigned HOST_WIDE_INT type.
1050         PR rtl-optimization/80385
1051         * simplify-rtx.c (simplify_unary_operation_1): Don't transform
1052         (not (neg X)) into (plus X -1) for complex or non-integral modes.
1054         PR libgomp/80394
1055         * omp-low.c (scan_omp_task): Don't optimize away empty tasks
1056         if they have any depend clauses.
1058 2017-04-11  Martin Liska  <mliska@suse.cz>
1060         PR ipa/80212
1061         * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
1062         * ipa-split.c (split_function): Create a local comdat symbol
1063         if caller is in a comdat group.
1065 2017-04-11  Martin Liska  <mliska@suse.cz>
1067         PR ipa/80212
1068         * ipa-cp.c (determine_versionability): Handle calls_comdat_local
1069         flags.
1071 2017-04-11  Martin Sebor  <msebor@redhat.com>
1073         PR middle-end/80364
1074         * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
1075         always use the int type.  Use INTEGRAL_TYPE_P() rather than testing
1076         for INTEGER_TYPE.
1077         (directive::set_width, directive::set_precision, format_character):
1078         Adjust.
1079         (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
1080         INTEGER_TYPE.
1082 2017-04-11  Richard Earnshaw  <rearnsha@arm.com>
1084         PR target/80389
1085         * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
1086         conflict, set target->arch_name instead of target->cpu_name.
1088 2017-04-11  Richard Biener  <rguenther@suse.de>
1090         PR tree-optimization/80374
1091         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
1092         build_zero_cst, remove fold_convertible_p check again.
1094 2017-04-11  Martin Liska  <mliska@suse.cz>
1096         PR sanitizer/70878
1097         * ubsan.c (instrument_object_size): Do not instrument register
1098         variables.
1100 2017-04-11  Jakub Jelinek  <jakub@redhat.com>
1102         PR target/80381
1103         * config/i386/i386-builtin-types.def
1104         (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
1105         V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
1106         V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
1107         V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
1108         V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
1109         V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
1110         V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
1111         V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
1112         V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
1113         V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
1114         V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
1115         V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
1116         V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
1117         V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
1118         V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
1119         V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
1120         V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
1121         V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
1122         * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
1123         __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
1124         __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
1125         __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
1126         __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
1127         __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
1128         __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
1129         __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
1130         __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
1131         __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
1132         __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
1133         __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
1134         __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
1135         __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
1136         __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
1137         __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
1138         __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
1139         __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
1140         __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
1141         __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
1142         __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
1143         __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
1144         __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
1145         __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
1146         __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
1147         __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
1148         __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
1149         __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
1150         aliases.
1151         * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
1152         flag to second_arg_count, handle 4 argument function type _COUNT
1153         aliases, handle second_arg_count on second argument rather than last.
1155 2017-04-10  Jeff Law  <law@redhat.com>
1157         PR tree-optimization/80374
1158         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
1159         record anything if we can not convert integer_zero_node to the
1160         desired type.
1162 2017-04-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
1164         PR target/80108
1165         * config/rs6000/rs6000.c (rs6000_option_override_internal):
1166         Enhance special handling given to the TARGET_P9_MINMAX option in
1167         relation to certain other options.
1169 2017-04-10  Bin Cheng  <bin.cheng@arm.com>
1171         PR tree-optimization/80153
1172         * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
1173         remove POINTER_PLUS_EXPR's base part directly, rather than through
1174         aff_tree.
1176 2017-04-10  Richard Biener  <rguenther@suse.de>
1177             Bin Cheng  <bin.cheng@arm.com>
1179         PR tree-optimization/80153
1180         * tree-affine.c (aff_combination_to_tree): Get base pointer from
1181         the first element of pointer type aff_tree.  Build result expr in
1182         aff_tree's type.
1183         (add_elt_to_tree): Convert to type unconditionally.  Remove other
1184         fold_convert calls.
1185         * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
1186         (rewrite_use_nonlinear_expr): Check invariant using iv information.
1188 2017-04-10  Richard Biener  <rguenther@suse.de>
1190         * tree-ssa-structalias.c (find_func_aliases): Properly handle
1191         asm inputs.
1193 2017-04-10  Vladimir Makarov  <vmakarov@redhat.com>
1195         PR rtl-optimization/70478
1196         * lra-constraints.c (curr_small_class_check): New.
1197         (update_and_check_small_class_inputs): New.
1198         (process_alt_operands): Update curr_small_class_check.  Disfavor
1199         alternative insn memory operands.  Check available regs for small
1200         class operands.
1202 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
1204         PR target/80057
1205         * config/mips/mips.opt (-mvirt): Update description.
1206         * doc/invoke.texi (-mvirt): Likewise.
1208 2017-04-10  Richard Biener  <rguenther@suse.de>
1210         PR middle-end/80362
1211         * fold-const.c (fold_binary_loc): Look at unstripped ops when
1212         looking for NEGATE_EXPR in -A / -B to A / B folding.
1214 2017-04-10  Martin Liska  <mliska@suse.cz>
1216         PR gcov-profile/80224
1217         * gcov.c (print_usage): Fix usage string.
1218         (get_gcov_intermediate_filename): Remove.
1219         (output_gcov_file): Use both for normal and intermediate format.
1220         (generate_results): Do not initialize special file for
1221         intermediate format.
1223 2017-04-10  Richard Biener  <rguenther@suse.de>
1225         PR tree-optimization/80304
1226         * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
1227         for safelen.
1229 2017-04-10  Nathan Sidwell  <nathan@acm.org>
1231         PR target/79905
1232         * config/rs6000/rs6000.c (rs6000_vector_type): New.
1233         (rs6000_init_builtins): Use it.
1235 2016-04-10  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
1237         * config/arm/arm.md (<mrc>): Add mode to SET source.
1238         (<mrrc>): Likewise.
1240 2017-04-10  Richard Biener  <rguenther@suse.de>
1242         PR middle-end/80344
1243         * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
1245 2017-04-10  Jakub Jelinek  <jakub@redhat.com>
1247         PR target/80324
1248         * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
1249         _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
1250         _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
1251         _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
1252         _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
1253         _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
1254         _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
1255         _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
1256         _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
1257         _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
1258         _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
1259         _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
1260         _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
1261         _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
1262         _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
1263         _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
1264         _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
1265         _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
1266         _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
1267         _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
1268         _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
1269         _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
1270         _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
1272 2017-04-08  Vladimir Makarov  <vmakarov@redhat.com>
1274         PR rtl-optimization/70478
1275         * lra-constraints.c: Reverse the last patch.
1277 2017-04-08  Andreas Tobler  <andreast@gcc.gnu.org>
1279         * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
1280         Add comment for WCHAR_T.
1282 2017-04-08  Martin Liska  <mliska@suse.cz>
1284         Revert:
1285         2017-04-07  Martin Liska  <mliska@suse.cz>
1287         PR ipa/80212
1288         * ipa-split.c (split_function): Add function part to a same comdat
1289         group.
1291 2017-04-08  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
1293         PR target/80358
1294         * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
1296 2017-04-07  Pat Haugen  <pthaugen@us.ibm.com>
1298         * rs6000/rs6000.c (vec_load_pendulum): Rename...
1299         (vec_pairing): ...to this.
1300         (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
1301         (rs6000_sched_init): Adjust for name change.
1302         (struct rs6000_sched_context): Likewise.
1303         (rs6000_init_sched_context): Likewise.
1304         (rs6000_set_sched_context): Likewise.
1306 2017-04-07  Jakub Jelinek  <jakub@redhat.com>
1308         PR target/80322
1309         PR target/80323
1310         PR target/80325
1311         PR target/80326
1312         * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
1313         intrinsics.
1314         * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
1315         _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
1316         _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
1318 2017-04-07  Andreas Tobler  <andreast@gcc.gnu.org>
1320         * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
1322 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
1324         PR rtl-optimization/70703
1325         * ira-color.c (update_conflict_hard_regno_costs): Use
1326         int64_t instead of HOST_WIDE_INT.
1328 2017-04-07  Vladimir Makarov  <vmakarov@redhat.com>
1330         PR rtl-optimization/70478
1331         * lra-constraints.c (process_alt_operands): Disfavor alternative
1332         insn memory operands.
1334 2017-04-07  Jeff Law  <law@redhat.com>
1336         * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
1337         CALL and NOTE_INSN_CALL_ARG_LOCATION.
1339 2017-04-07  Martin Liska  <mliska@suse.cz>
1341         PR target/79889
1342         * config/aarch64/aarch64.c (aarch64_process_target_attr):
1343         Show error message instead of an ICE.
1345 2017-04-07  Martin Liska  <mliska@suse.cz>
1347         PR ipa/80212
1348         * ipa-split.c (split_function): Add function part to a same comdat
1349         group.
1351 2017-04-07  Richard Biener  <rguenther@suse.de>
1353         PR middle-end/80341
1354         * tree.c (get_unwidened): Also handle ! for_type case for
1355         INTEGER_CSTs.
1356         * convert.c (do_narrow): Split out from ...
1357         (convert_to_integer_1): ... here.  Do not pass final truncation
1358         type to get_unwidened for TRUNC_DIV_EXPR.
1360 2017-04-07  Richard Biener  <rguenther@suse.de>
1362         * tree-affine.c (wide_int_ext_for_comb): Take type rather
1363         than aff_tree.
1364         (aff_combination_const): Adjust.
1365         (aff_combination_scale): Likewise.
1366         (aff_combination_add_elt): Likewise.
1367         (aff_combination_add_cst): Likewise.
1368         (aff_combination_convert): Likewise.
1369         (add_elt_to_tree): Likewise.  Remove unused argument.
1370         (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
1372 2017-04-07  Sebastian Huber  <sebastian.huber@embedded-brains.de>
1374         * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
1375         definition.
1376         * config/arm/arm.c (arm_default_short_enums): Use
1377         ARM_DEFAULT_SHORT_ENUMS.
1378         * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
1380 2017-04-06  Jakub Jelinek  <jakub@redhat.com>
1382         PR debug/80234
1383         * dwarf2out.c (gen_member_die): Handle C++17 inline static data
1384         members with redundant out-of-class redeclaration.
1386 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
1388         PR target/80286
1389         * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
1390         * config/i386/i386.md (*zero_extendsidi2):
1391         Add (?*x,*x) and (?*v,*v) alternatives.
1393 2017-04-06  Uros Bizjak  <ubizjak@gmail.com>
1395         PR target/79733
1396         * config/i386/i386.c (ix86_expand_builtin)
1397         <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
1398         mode from insn data. Convert operands to insn operand mode.
1399         Copy operands that don't satisfy insn predicate to a register.
1401 2017-04-06  Sam Thursfield  <sam.thursfield@codethink.co.uk>
1403         * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
1404         Update comments.
1406 2017-04-06  Richard Biener  <rguenther@suse.de>
1408         PR tree-optimization/80334
1409         * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
1410         preserve alignment of accesses.
1412 2017-04-06  Richard Biener  <rguenther@suse.de>
1414         PR tree-optimization/80262
1415         * tree-sra.c (build_ref_for_offset): Preserve address-space
1416         information.
1417         * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
1418         Drop useless address-space information on MEM_REF offsets.
1420 2017-04-05  Andreas Schwab  <schwab@linux-m68k.org>
1422         * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
1424 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
1426         PR rtl-optimization/70703
1427         * ira-color.c (update_conflict_hard_regno_costs): Use
1428         HOST_WIDE_INT instead of long.
1430 2017-04-05  Uros Bizjak  <ubizjak@gmail.com>
1432         PR target/80298
1433         * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
1434         not defined for x86_64 target.  Add -mmmx target option when __SSE2__
1435         is not defined.
1436         * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
1437         for x86_64 target.  Handle -m3dnowa option.
1439 2017-04-05  Vladimir Makarov  <vmakarov@redhat.com>
1441         PR rtl-optimization/70703
1442         * ira-color.c (update_costs_from_allocno): Use the smallest mode.
1443         (update_conflict_hard_regno_costs): Use long instead of unsigned
1444         arithmetic for cost calculation.
1446 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
1447             Bernd Edlinger  <bernd.edlinger@hotmail.de>
1449         PR sanitizer/80308
1450         * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
1451         for big endian.
1453 2017-04-05  Eric Botcazou  <ebotcazou@adacore.com>
1455         PR target/78002
1456         * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
1457         ptr_mode with Pmode throughout.
1458         * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
1459         into probe_stack_range and use DImode.
1461 2017-04-05  Dominik Vogt  <vogt@linux.vnet.ibm.com>
1463         PR target/79890
1464         * config/s390/s390.c (s390_register_info_gprtofpr): Return if
1465         call_eh_return is true.
1467 2017-04-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
1469         * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
1470         Initialize last_match_fntype_index.
1472 2017-04-05  Jakub Jelinek  <jakub@redhat.com>
1474         PR target/80310
1475         * tree-nvr.c: Include internal-fn.h.
1476         (pass_return_slot::execute): Ignore internal calls without
1477         direct optab.
1479 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
1480             Richard Biener  <rguenther@suse.de>
1482         PR c++/80297
1483         * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
1484         captures used multiple times, except for the last use.
1485         * generic-match-head.c: Include gimplify.h.
1487 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
1489         PR tree-optimization/79390
1490         * target.h (struct noce_if_info): Declare.
1491         * targhooks.h (default_noce_conversion_profitable_p): Declare.
1492         * target.def (noce_conversion_profitable_p): New target hook.
1493         * ifcvt.h (struct noce_if_info): New type, moved from ...
1494         * ifcvt.c (struct noce_if_info): ... here.
1495         (noce_conversion_profitable_p): Renamed to ...
1496         (default_noce_conversion_profitable_p): ... this.  No longer
1497         static nor inline.
1498         (noce_try_store_flag_constants, noce_try_addcc,
1499         noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
1500         noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
1501         instead of noce_conversion_profitable_p.
1502         * config/i386/i386.c: Include ifcvt.h.
1503         (ix86_option_override_internal): Don't override
1504         PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
1505         (ix86_noce_conversion_profitable_p): New function.
1506         (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
1507         * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
1508         * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
1509         * doc/tm.texi: Regenerated.
1511 2017-04-04  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1513         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
1514         correction.
1516 2017-04-04  Thomas Preud'homme  <thomas.preudhomme@arm.com>
1518         PR target/80307
1519         * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
1520         instructions for small multiply cores.
1522 2017-04-04  Jeff Law  <law@redhat.com>
1524         * config/mips/mips.c (mips_multi_add): Zero initialize the newly
1525         added member.
1526         (mips_expand_vec_perm_const): Initialize elements in orig_perm
1527         that are not set by the loop over the elements.
1529 2017-04-04  Jakub Jelinek  <jakub@redhat.com>
1531         PR target/80286
1532         * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
1533         int mode, convert_modes it to mode as unsigned, otherwise use
1534         lowpart_subreg to mode rather than SImode.
1535         * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
1536         ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
1537         Use DImode instead of SImode for the shift count operand.
1538         * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
1539         Likewise.
1541 2017-04-04  Richard Biener  <rguenther@suse.de>
1543         PR middle-end/80281
1544         * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
1545         arithmetic done for the negate or the plus.  Simplify.
1546         (A - (-B) -> A + B): Likewise.
1547         * fold-const.c (split_tree): Make sure to not negate pointers.
1549 2017-04-04  Segher Boessenkool  <segher@kernel.crashing.org>
1551         PR rtl-optimization/60818
1552         * simplify-rtx.c (simplify_binary_operation_1): Do not replace
1553         a compare of comparisons with the thing compared if this results
1554         in a different machine mode.
1556 2017-04-03  Jonathan Wakely  <jwakely@redhat.com>
1558         * alias.c (base_alias_check): Fix typo in comment.
1559         * cgraph.h (class ipa_polymorphic_call_context): Likewise.
1560         * cgraphunit.c (symbol_table::compile): Likewise.
1561         * collect2.c (maybe_run_lto_and_relink): Likewise.
1562         * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
1563         * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
1564         * config/avr/avr.c (avr_map_op_t): Likewise.
1565         * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
1566         * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
1567         * config/epiphany/epiphany.md (movcc): Likewise.
1568         * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
1569         * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
1570         Likewise.
1571         * config/mips/mips.c (mips_save_restore_reg): Likewise.
1572         * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
1573         * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
1574         * config/sh/sh.c (sh_rtx_costs): Likewise.
1575         * fold-const.c (fold_truth_andor): Likewise.
1576         * genautomata.c (collapse_flag): Likewise.
1577         * gengtype.h (struct type::u::s): Likewise.
1578         * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
1579         * input.c (FORMAT_AMOUNT): Likewise.
1580         * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
1581         (known_aggs_to_agg_replacement_list): Likewise.
1582         * ipa-inline-analysis.c: Likewise.
1583         * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
1584         * ipa-polymorphic-call.c
1585         (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
1586         * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
1587         * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
1588         Likewise.
1589         * modulo-sched.c (apply_reg_moves): Likewise.
1590         * omp-expand.c (build_omp_regions_1): Likewise.
1591         * trans-mem.c (struct tm_wrapper_hasher): Likewise.
1592         * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
1593         * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
1594         * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
1595         * value-prof.c: Likewise.
1596         * var-tracking.c (val_reset): Likewise.
1598 2017-04-03  Richard Biener  <rguenther@suse.de>
1600         PR tree-optimization/80275
1601         * fold-const.c (split_address_to_core_and_offset): Handle
1602         POINTER_PLUS_EXPR.
1604 2017-04-03  Eric Botcazou  <ebotcazou@adacore.com>
1606         * tree-nested.c (get_descriptor_type): Make sure that the alignment of
1607         descriptors is at least equal to that of functions.
1609 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
1611         * config/i386/sse.md (movdi_to_sse): Add missing DONE.
1613 2017-04-02  Uros Bizjak  <ubizjak@gmail.com>
1615         PR target/80250
1616         * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
1617         (mov<IMOD4:mode>): New expander.
1618         (*mov<IMOD4:mode>_internal): New insn and split pattern.
1620 2017-03-31  Segher Boessenkool  <segher@kernel.crashing.org>
1622         PR rtl-optimization/79405
1623         * fwprop.c (propagations_left): New variable.
1624         (forward_propagate_into): Decrement it.
1625         (fwprop_init): Initialize it.
1626         (fw_prop): If the variable has reached zero, stop propagating.
1627         (fwprop_addr): Ditto.
1629 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1631         PR debug/79255
1632         * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
1633         a FUNCTION_DECL, pass it as decl instead of origin to
1634         process_scope_var.
1636 2017-03-31  Alexander Monakov  <amonakov@ispras.ru>
1638         * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
1639         string.
1641 2017-03-31  Pat Haugen  <pthaugen@us.ibm.com>
1643         PR target/80107
1644         * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
1645         TARGET_VSX_SMALL_INTEGER.
1647 2017-03-31  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1649         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
1650         reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
1652 2017-03-31  Matthew Fortune  <matthew.fortune@imgtec.com>
1654         * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
1655         extraction from odd-numbered MSA register.
1657 2017-03-31  Jakub Jelinek  <jakub@redhat.com>
1659         PR middle-end/80173
1660         * expmed.c (store_bit_field_1): Don't attempt to create
1661         a word subreg out of hard registers wider than word if they
1662         have HARD_REGNO_NREGS of 1 for their mode.
1664         PR middle-end/80163
1665         * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
1666         conversions to integer types wider than word and pointer.
1668         PR debug/80025
1669         * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
1670         (rtx_equal_for_cselib_p): Pass 0 to it.
1671         * cselib.c (cselib_hasher::equal): Likewise.
1672         (rtx_equal_for_cselib_1): Add depth argument.  If depth
1673         is 128, don't look up VALUE locs and punt.  Increment
1674         depth in recursive calls when walking VALUE locs.
1676 2017-03-31  Bernd Edlinger  <bernd.edlinger@hotmail.de>
1678         * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
1679         (make_gcov_file_name): Use the canonical path name for generating
1680         the MD5 value.
1681         (read_line): Fix handling of files with ascii null bytes.
1683 2017-03-30  Matthew Fortune  <matthew.fortune@imgtec.com>
1685         * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
1686         to initialise a vector register instead
1687         of using a const_int.
1689 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
1691         PR translation/80189
1692         * gimplify.c (omp_default_clause): Use %qs instead of %s in
1693         diagnostic messages.
1695 2017-03-30  Peter Bergner  <bergner@vnet.ibm.com>
1697         PR target/80246
1698         * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
1699         (dfp_diex_<mode>): Update mode of operand 1.
1700         * doc/extend.texi (dxex, dxexq): Document change to return type.
1701         (diex, diexq): Document change to argument type.
1703 2017-03-30  Martin Jambor  <mjambor@suse.cz>
1705         PR ipa/77333
1706         * cgraph.h (cgraph_build_function_type_skip_args): Declare.
1707         * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
1708         it reflects the signature changes performed at the callee side.
1709         * cgraphclones.c (build_function_type_skip_args): Make public, renamed
1710         to cgraph_build_function_type_skip_args.
1711         (build_function_decl_skip_args): Adjust call to the above function.
1713 2017-03-30  Jakub Jelinek  <jakub@redhat.com>
1715         PR target/80206
1716         * config/i386/sse.md
1717         (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
1718         register as dest whenever it is a MEM not rtx_equal_p to the
1719         corresponding dup operand, and when forcing into reg move the
1720         reg into the memory afterwards.
1721         (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
1722         Likewise.  Use <ssehalfvecmode> instead of <ssequartermode>
1723         for the force_reg mode.
1724         (avx512vl_vextractf128<mode>): Use register as dest either
1725         always when a MEM, or when it is a MEM not rtx_equal_p to the
1726         corresponding dup operand, or even not when it is a CONST_VECTOR
1727         depending on the mode and lo vs. hi.
1728         (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
1729         parens.
1730         (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
1731         (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
1732         Likewise.  Require that operands[2] is even.
1733         (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
1734         Remove extraneous parens.  Require that operands[2] is a multiple
1735         of 4.
1736         (vec_extract_lo_<mode><mask_name>): Don't bother testing if
1737         operands[0] is a MEM if <mask_applied>, the predicates/constraints
1738         disallow memory then.
1740 2017-03-30  Richard Biener  <rguenther@suse.de>
1742         PR tree-optimization/77498
1743         * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
1744         to non-constants over backedges.
1746 2017-03-29  Segher Boessenkool  <segher@kernel.crashing.org>
1748         PR rtl-optimization/80233
1749         * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
1750         as last_combined_insn.  Do not test for BARRIER_P separately.
1752 2017-03-29  Andreas Schwab  <schwab@suse.de>
1754         PR ada/80146
1755         * calls.c (prepare_call_address): Convert funexp to Pmode before
1756         copying to temp reg.
1758 2017-03-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
1760         PR tree-optimization/80158
1761         * gimple-ssa-strength-reduction.c (replace_mult_candidate):
1762         Handle possible future case of more than one alternate
1763         interpretation.
1764         (replace_rhs_if_not_dup): Likewise.
1765         (replace_one_candidate): Likewise.
1767 2017-03-28  Vladimir Makarov  <vmakarov@redhat.com>
1769         PR rtl-optimization/80193
1770         * ira.c (ira): Do not check allocation for LRA.
1772 2017-03-28  Alexander Monakov  <amonakov@ispras.ru>
1774         * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
1775         (nvptx_output_simt_exit): Declare.
1776         * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
1777         cfun->machine->unisimt_location.  Handle NULL unisimt_predicate.
1778         (init_softstack_frame): Move initialization of crtl->is_leaf to...
1779         (nvptx_declare_function_name): ...here.  Emit declaration of local
1780         memory space buffer for omp_simt_enter insn.
1781         (nvptx_output_unisimt_switch): New.
1782         (nvptx_output_softstack_switch): New.
1783         (nvptx_output_simt_enter): New.
1784         (nvptx_output_simt_exit): New.
1785         * config/nvptx/nvptx.h (struct machine_function): New fields
1786         has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
1787         * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
1788         (UNSPECV_SIMT_EXIT): Ditto.
1789         (omp_simt_enter_insn): New insn.
1790         (omp_simt_enter): New expansion.
1791         (omp_simt_exit): New insn.
1792         * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
1794         * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
1795         (expand_GOMP_SIMT_ENTER_ALLOC): New.
1796         (expand_GOMP_SIMT_EXIT): New.
1797         * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
1798         (GOMP_SIMT_ENTER_ALLOC): Ditto.
1799         (GOMP_SIMT_EXIT): Ditto.
1800         * target-insns.def (omp_simt_enter): New insn.
1801         (omp_simt_exit): Ditto.
1802         * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
1803         simt_dlist.
1804         (lower_rec_simd_input_clauses): Implement SIMT privatization.
1805         (lower_rec_input_clauses): Likewise.
1806         (lower_lastprivate_clauses): Handle SIMT privatization.
1808         * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
1809         (ompdevlow_adjust_simt_enter): New.
1810         (find_simtpriv_var_op): New.
1811         (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
1812         IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
1814         * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
1815         * tree-inline.c (expand_call_inline): Handle SIMT privatization.
1816         (copy_decl_for_dup_finish): Ditto.
1818         * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
1820 2017-03-28  Uros Bizjak  <ubizjak@gmail.com>
1822         PR target/53383
1823         * config/i386/i386.c (ix86_option_override_internal): Always
1824         allow -mpreferred-stack-boundary=3 for 64-bit targets.
1826 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
1828         * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
1830 2017-03-28  Bin Cheng  <bin.cheng@arm.com>
1832         * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
1833         mark new edge's irreducible flag accordign to it.
1834         (vect_do_peeling): Check loop preheader edge's irreducible flag
1835         and pass it to function slpeel_add_loop_guard.
1837 2017-03-28  Richard Sandiford  <richard.sandiford@arm.com>
1839         PR tree-optimization/80218
1840         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
1841         Update block frequencies and counts.
1843 2017-03-28  Richard Biener  <rguenther@suse.de>
1845         PR tree-optimization/78644
1846         * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
1847         of a simplification result we may not use it at all.
1849 2017-03-28  Richard Biener  <rguenther@suse.de>
1851         PR ipa/80205
1852         * tree-inline.c (copy_phis_for_bb): Do not create PHI node
1853         without arguments, generate default definition of a SSA name.
1855 2017-03-28  Richard Biener  <rguenther@suse.de>
1857         PR middle-end/80222
1858         * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
1859         TYPE_REF_CAN_ALIAS_ALL references.
1860         * fold-const.c (fold_indirect_ref_1): Likewise.
1862 2017-03-28  Martin Liska  <mliska@suse.cz>
1864         PR ipa/80104
1865         * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
1866         thunk call as DECL_GIMPLE_REG_P when vector or complex type.
1868 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
1869             Thomas Petazzoni  <thomas.petazzoni@free-electrons.com>
1871         * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
1872         (EXTRA_SPECS): Define.
1873         (SUBTARGET_EXTRA_SPECS): Likewise.
1874         (SUBTARGET_CPP_SPEC): Likewise.
1875         * config/arc/elf.h (EXTRA_SPECS): Renamed to
1876         SUBTARGET_EXTRA_SPECS.
1877         * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
1879 2017-03-28  Claudiu Zissulescu  <claziss@synopsys.com>
1881         * config/arc/simdext.md (vst64_insn): Update pattern.
1882         (vld32wh_insn): Likewise.
1883         (vld32wl_insn): Likewise.
1884         (vld64_insn): Likewise.
1885         (vld32_insn): Likewise.
1887 2017-03-28  Marek Polacek  <polacek@redhat.com>
1889         PR sanitizer/80067
1890         * fold-const.c (fold_comparison): Use protected_set_expr_location
1891         instead of SET_EXPR_LOCATION.
1893 2017-03-28  Markus Trippelsdorf  <markus@trippelsdorf.de>
1895         * tree.c (add_expr): Avoid name lookup warning.
1897 2017-03-27  Jeff Law  <law@redhat.com>
1899         PR tree-optimization/80216
1900         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
1901         function name.  Limit recursion depth.
1902         (record_temporary_equivalences): Corresponding changes.
1904 2017-03-27  Jonathan Wakely  <jwakely@redhat.com>
1906         * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
1907         covered first.
1909 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
1911         PR target/80102
1912         * reg-notes.def (REG_CFA_NOTE): Define.  Use it for CFA related
1913         notes.
1914         * cfgcleanup.c (reg_note_cfa_p): New array.
1915         (insns_have_identical_cfa_notes): New function.
1916         (old_insns_match_p): Don't cross-jump in between /f
1917         and non-/f instructions.  If both i1 and i2 are frame related,
1918         verify all CFA notes, their order and content.
1920 2017-03-27  Michael Meissner  <meissner@linux.vnet.ibm.com>
1922         PR target/78543
1923         * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
1924         HImode and SImode with zero extend to DImode to one insn.
1925         (bswap<mode>2_extenddi): Likewise.
1926         (bswapsi2_extenddi): Likewise.
1927         (bswaphi2_extendsi): Likewise.
1928         (bswaphi2): Combine bswap HImode and SImode into one insn.
1929         Separate memory insns from swapping register.
1930         (bswapsi2): Likewise.
1931         (bswap<mode>2): Likewise.
1932         (bswaphi2_internal): Delete, no longer used.
1933         (bswapsi2_internal): Likewise.
1934         (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
1935         store, and gpr<-gpr swap insns.
1936         (bswap<mode>2_store): Likewise.
1937         (bswaphi2_reg): Register only splitter, combine with the splitter.
1938         (bswaphi2 splitter): Likewise.
1939         (bswapsi2_reg): Likewise.
1940         (bswapsi2 splitter): Likewise.
1941         (bswapdi2): If we have the LDBRX and STDBRX instructions, split
1942         the insns into load, store, and register/register insns.
1943         (bswapdi2_ldbrx): Likewise.
1944         (bswapdi2_load): Likewise.
1945         (bswapdi2_store): Likewise.
1946         (bswapdi2_reg): Likewise.
1948 2017-03-27  Gunther Nikl  <gnikl@users.sourceforge.net>
1950         * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
1951         (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
1953 2017-03-27  Kelvin Nilsen  <kelvin@gcc.gnu.org>
1955         PR target/80103
1956         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
1957         add comments.
1958         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1959         special handling for target option conflicts between dform
1960         options (-mpower9-dform, -mpower9-dform-vector,
1961         -mpower9-dform-scalar) and -mno-direct-move.
1963 2017-03-27  Richard Biener  <rguenther@suse.de>
1965         PR tree-optimization/80181
1966         * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
1968 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
1970         * config/arc/predicates.md (move_double_src_operand): Replace the
1971         call to move_double_src_operand with a call to address_operand.
1973 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
1975         * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
1976         * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
1977         * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
1979 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
1981         * config/arc/predicates.md (long_immediate_loadstore_operand):
1982         Consider scaled addresses cases.
1984 2017-03-27  Claudiu Zissulescu  <claziss@synopsys.com>
1986         * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
1987         restored when in interrupt.
1988         * config/arc/arc.md (simple_return): ARCv2 rtie instruction
1989         doesn't have delay slot.
1991 2017-03-27  Richard Biener  <rguenther@suse.de>
1993         PR ipa/79776
1994         * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
1995         inlined thunk clones.
1997 2017-03-27  Jakub Jelinek  <jakub@redhat.com>
1999         PR sanitizer/80168
2000         * asan.c (instrument_derefs): Copy over last operand from
2001         original COMPONENT_REF to the new COMPONENT_REF with
2002         DECL_BIT_FIELD_REPRESENTATIVE.
2003         * ubsan.c (instrument_object_size): Likewise.
2005 2017-03-27  Richard Biener  <rguenther@suse.de>
2007         PR tree-optimization/80170
2008         * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
2009         sure DR/SCEV didnt fold in constants we do not see when looking
2010         at the reference base alignment.
2012 2017-03-27  Richard Biener  <rguenther@suse.de>
2014         PR middle-end/80171
2015         * gimple-fold.c (fold_ctor_reference): Properly guard against
2016         NULL return value from canonicalize_constructor_val.
2018 2017-03-25  Uros Bizjak  <ubizjak@gmail.com>
2020         PR target/80180
2021         * config/i386/i386.c (ix86_expand_builtin)
2022         <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
2023         flags reg setting and flags reg using instructions.
2024         <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto.  Use non-flags reg
2025         clobbering instructions to zero extend op2.
2027 2017-03-25  Gerald Pfeifer  <gerald@pfeifer.com>
2029         * doc/install.texi (Configuration) <--with-aix-soname>:
2030         Update link to AIX ld.
2032 2017-03-25  Bernd Schmidt  <bschmidt@redhat.com>
2034         PR rtl-optimization/80160
2035         PR rtl-optimization/80159
2036         * lra-assigns.c (must_not_spill_p): Tighten new test to also take
2037         reg_alternate_class into account.
2039 2017-03-24  Vladimir Makarov  <vmakarov@redhat.com>
2041         PR target/80148
2042         * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
2043         to consider in curr_insn_transform.
2045 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
2047         * genrecog.c (validate_pattern): Add VEC_SELECT validation.
2048         * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
2049         and emit_mode_inner.
2051 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2053         * config/s390/s390-builtins.def: Add VXE builtins.  Add a flags
2054         argument to the overloaded builtin variants.  Use the new flag to
2055         deprecate certain builtin variants.
2056         * config/s390/s390-builtin-types.def: Add new builtin types.
2057         * config/s390/s390-builtins.h: Support new flags field for
2058         overloaded builtins.
2059         * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
2060         (s390_macro_to_expand): Enable vector float data type.
2061         (s390_cpu_cpp_builtins_internal): Indicate support of the new
2062         builtins by incrementing the __VEC__ version number.
2063         (s390_expand_overloaded_builtin): Support expansion of vec_xl and
2064         vec_xst.
2065         (s390_resolve_overloaded_builtin): Emit error messages depending
2066         on the builtin flags.
2067         * config/s390/s390.c (s390_expand_builtin): Support additional
2068         flags argument.  Change error message to match the messages
2069         emitted in s390-c.c.
2070         * config/s390/s390.md: New UNSPEC_* constants.
2071         (op_type): Add new instruction types.
2072         * config/s390/vecintrin.h: Add new builtins and test data class
2073         constants.
2074         * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
2075         (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
2076         (VEC_INEXACT, VEC_NOINEXACT): New constants.
2077         ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
2078         ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
2079         ("vec_mergel<mode>"): V_HW -> VEC_HW.
2081         ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
2082         ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
2083         ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
2084         ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
2086         ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
2087         ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
2088         ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
2089         ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
2091         ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
2092         ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
2093         ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
2094         ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
2095         ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
2096         ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
2097         ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
2099         ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
2100         ("vec_scatter_element<V_HW_4:mode>_DI")
2101         ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
2102         ("vec_fpint<mode>", "vflls")
2103         ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
2104         ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
2105         ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
2106         ("*vec_cmphe<mode>_cc"): ... these.
2108         ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
2109         mode constant instead of magic value.
2111 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2113         * config/s390/s390.c (s390_expand_vec_compare): Support other
2114         vector floating point modes than just V2DF.
2115         (s390_expand_vcond): Likewise.
2116         (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
2117         (s390_cannot_change_mode_class): Prevent mode changes between TF
2118         and V1TF in vector registers.
2119         * config/s390/s390.md (DF, SF): New mode attributes.
2120         ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
2121         ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
2122         SFmode support for VRs.
2123         * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
2124         vector fp modes.
2125         (VFT, VF_HW): New mode iterators.
2126         (vw, sdx): New mode attributes.
2127         ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
2128         ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
2129         ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
2130         ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
2131         ("vec_unorderedv2df"): Adjust the v2df only patterns to support
2132         also the new vector floating point modes.  Renaming to ...
2134         ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
2135         ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
2136         ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
2137         ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
2138         ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
2139         ("vec_unordered<mode>"): ... these.
2141         ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
2142         ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
2143         ("*vec_extendv2df"): New insn definitions.
2145 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2147         * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
2148         ("mulditi3_2", "*muldi3_sign"): New patterns.
2149         ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
2150         rename the pattern definition.
2152 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2154         * config/s390/s390.md ("indirect_jump"): Turn insn definition into
2155         expander.
2156         ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
2158 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2160         * config/s390/s390.c (s390_expand_vec_init): Use vllezl
2161         instruction if possible.
2162         * config/s390/vector.md (vec_halfnumelts): New mode
2163         attribute.
2164         ("*vec_vllezlf<mode>"): New pattern.
2166 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2168         * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
2169         ("popcountv4si2", "popcountv2di2"): Rename to ...
2170         ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
2171         ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
2172         condition.
2173         ("popcount<mode>2_vxe"): New pattern.
2175 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2177         * common/config/s390/s390-common.c (processor_flags_table): Add
2178         arch12.
2179         * config.gcc: Add arch12.
2180         * config/s390/driver-native.c (s390_host_detect_local_cpu):
2181         Default to arch12 for unknown CPU model numbers.
2182         * config/s390/s390-builtins.def: Add B_VXE builtin flag.
2183         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
2184         PROCESSOR_max sanity check.
2185         * config/s390/s390-opts.h (enum processor_type): Add
2186         PROCESSOR_ARCH12.
2187         * config/s390/s390.c (processor_table): Add arch12.
2188         (s390_expand_builtin): Add check for B_VXE flag.
2189         (s390_issue_rate): Add PROCESSOR_ARCH12.
2190         (s390_get_sched_attrmask): Likewise.
2191         (s390_get_unit_mask): Likewise.
2192         (s390_sched_score): Enable z13 scheduling for arch12.
2193         (s390_sched_reorder): Likewise.
2194         (s390_sched_variable_issue): Likewise.
2195         * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
2196         PF_VXE.
2197         (s390_tune_attr): Use z13 scheduling also for arch12.
2198         (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
2199         (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
2200         (TARGET_VXE_P): New macros.
2201         * config/s390/s390.md: Add arch12 to cpu attribute.  Add arch12
2202         and vxe to cpu_facility.  Add arch12 and vxe to enabled attribute.
2203         * config/s390/s390.opt: Add arch12 as processor_type.
2205 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2207         * config/s390/s390.md
2208         ("fixuns_truncdddi2", "fixuns_trunctddi2")
2209         ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
2210         ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
2212         ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
2213         Rename expanders to ...
2215         ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
2216         ("fixuns_truncdddi2_emu"): ... these.
2218         ("fixuns_trunc<mode>si2_emu"): New expander.
2220         ("*fixuns_truncdfdi2_z13"): Rename to ...
2221         ("*fixuns_truncdfdi2_vx"): ... this.
2223 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2225         * config/s390/2964.md: Remove the single element vector compare
2226         instructions which are no longer used.
2227         * config/s390/s390.c (s390_select_ccmode): Remove handling of
2228         vector CCmodes.
2229         (s390_canonicalize_comparison): Remove handling of DFmode
2230         compares.
2231         (s390_expand_vec_compare_scalar): Remove function.
2232         (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
2233         * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
2234         pattern.
2235         ("*cmp<mode>_ccs"): Add wfcdb instruction.
2237 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2239         * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
2240         FP zero.
2241         ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
2242         will anyway by matched by mov<mode>_64dfp.
2244 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2246         * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
2247         vlef/vstef.  Add missing operand to vleif.
2249 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2251         * config/s390/s390.c (s390_expand_vec_init): Enable vector load
2252         pair for all vector types with 64 bit elements.
2253         * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
2254         * config/s390/vector.md (V_HW_64): ... here.
2255         (V_128_NOSINGLE): New mode iterator.
2256         ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
2257         ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
2258         ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
2259         ("*vec_load_pairv2di"): Change to ...
2260         ("*vec_load_pair<mode>"): ... this one.
2262 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2264         * config/s390/constraints.md: Add comments.
2265         (jKK): Reject element sizes > 8 bytes.
2266         * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
2267         s_operands.
2268         * config/s390/s390.md: Add the s_operand checks formerly in
2269         s390_split_ok_p to various splitters where they are still
2270         required.
2271         * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
2272         for 128 bit vectors.  Plus two splitters.
2274 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2276         * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
2277         the file.
2279 2017-03-24  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2281         PR target/79893
2282         * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
2283         error if the boundary argument is not constant.
2285 2017-03-24  Jakub Jelinek  <jakub@redhat.com>
2287         PR rtl-optimization/80112
2288         * loop-doloop.c (doloop_condition_get): Don't check condition
2289         if cmp isn't SET with IF_THEN_ELSE src.
2291 2017-03-24  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2293         PR tree-optimization/80158
2294         * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
2295         replacing a candidate statement, also replace it for the
2296         candidate's alternate interpretation.
2297         (replace_rhs_if_not_dup): Likewise.
2298         (replace_one_candidate): Likewise.
2300 2017-03-24  Richard Biener  <rguenther@suse.de>
2302         PR tree-optimization/80167
2303         * graphite-isl-ast-to-gimple.c
2304         (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
2305         properly.
2306         (translate_isl_ast_to_gimple::get_rename): Likewise.
2308 2017-03-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2310         * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
2311         handling of certain combinations of target options, including the
2312         combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
2313         -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
2315 2017-03-23  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2317         PR target/71436
2318         * config/arm/arm.md (*load_multiple): Add reload_completed to
2319         matching condition.
2321 2017-03-23  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2322             Richard Biener  <rguenth@suse.de>
2324         PR tree-optimization/79908
2325         PR tree-optimization/80136
2326         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2327         been cast away, gimplify_and_add suffices.
2329 2017-03-23  Markus Trippelsdorf  <markus@trippelsdorf.de>
2331         * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
2333 2017-03-23  Richard Biener  <rguenther@suse.de>
2335         PR tree-optimization/80032
2336         * gimplify.c (gimple_push_cleanup): Forced unconditional
2337         cleanups still have to go to the conditional_cleanups
2338         sequence.
2340 2017-03-22  Jakub Jelinek  <jakub@redhat.com>
2342         PR tree-optimization/80072
2343         * tree-ssa-reassoc.c (struct operand_entry): Change id field type
2344         to unsigned int.
2345         (next_operand_entry_id): Change type to unsigned int.
2346         (sort_by_operand_rank): Make sure to return the right return value
2347         even if unsigned fields are bigger than INT_MAX.
2348         (struct oecount): Change cnt and id type to unsigned int.
2349         (oecount_hasher::equal): Formatting fix.
2350         (oecount_cmp): Make sure to return the right return value
2351         even if unsigned fields are bigger than INT_MAX.
2352         (undistribute_ops_list): Change next_oecount_id type to unsigned int.
2354         PR c++/80129
2355         * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
2356         TREE_READONLY on result if writing it more than once.
2358         PR sanitizer/80110
2359         * doc/invoke.texi (-fsanitize=thread): Document that with
2360         -fnon-call-exceptions atomics are not able to throw
2361         exceptions.
2363         PR sanitizer/80110
2364         * tsan.c: Include tree-eh.h.
2365         (instrument_builtin_call): Call maybe_clean_eh_stmt or
2366         maybe_clean_or_replace_eh_stmt where needed.
2367         (instrument_memory_accesses): Add cfg_changed argument.
2368         Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
2369         if it returned true.
2370         (tsan_pass): Adjust caller.  Return TODO_cleanup_cfg if cfg_changed.
2372         PR rtl-optimization/63191
2373         * config/i386/i386.c (ix86_delegitimize_address): Turn into small
2374         wrapper function, moved the whole old content into ...
2375         (ix86_delegitimize_address_1): ... this.  New inline function.
2376         (ix86_find_base_term): Use ix86_delegitimize_address_1 with
2377         true as last argument instead of ix86_delegitimize_address.
2379 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
2381         * config/aarch64/aarch64.c (generic_branch_cost): Copy
2382         cortexa57_branch_cost.
2384 2017-03-22  Wilco Dijkstra  <wdijkstr@arm.com>
2386         * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
2388 2017-03-21  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
2390         PR target/80123
2391         * doc/md.texi (Constraints): Document wA constraint.
2392         * config/rs6000/constraints.md (wA): New.
2393         * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
2394         (rs6000_init_hard_regno_mode_ok): Init wA constraint.
2395         * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
2396         * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
2398 2017-03-22  Cesar Philippidis  <cesar@codesourcery.com>
2400         PR c++/80029
2401         * gimplify.c (is_oacc_declared): New function.
2402         (oacc_default_clause): Use it to set default flags for acc declared
2403         variables inside parallel regions.
2404         (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
2405         declared variables.
2406         (gimplify_oacc_declare): Gimplify the declare clauses.  Add the
2407         declare attribute to any decl as necessary.
2409 2017-03-22  Thomas Preud'homme  <thomas.preudhomme@arm.com>
2411         PR target/80082
2412         * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
2413         (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
2414         * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
2415         (arm_arch_lpae): This.
2416         * config/arm/arm.c (arm_arch7ve): Rename into ...
2417         (arm_arch_lpae): This.  Define it in term of isa_bit_lpae.
2418         * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
2419         arm_arch_lpae.
2421 2017-03-22  Martin Liska  <mliska@suse.cz>
2423         PR target/79906
2424         * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
2425         error message instead of an ICE.
2427 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2429         * doc/extend.texi (6.11 Additional Floating Types): Revise.
2431 2017-03-21  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2433         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2434         comments.
2435         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
2436         comments.
2438 2017-03-21  Martin Sebor  <msebor@redhat.com>
2440         * doc/extend.texi: Use "cannot" instead of "can't."
2441         * doc/hostconfig.texi: Same.
2442         * doc/install.texi: Same.
2443         * doc/invoke.texi: Same.
2444         * doc/loop.texi: Same.
2445         * doc/md.texi: Same.
2446         * doc/objc.texi: Same.
2447         * doc/rtl.texi: Same.
2448         * doc/tm.texi: Same.
2449         * doc/tm.texi.in: Same.
2450         * doc/trouble.texi: Same.
2452 2017-03-21  Alexandre Oliva <aoliva@redhat.com>
2454         PR debug/63238
2455         * dwarf2out.c (struct checksum_attributes): Add at_alignment.
2456         (collect_checksum_attributes): Set it.
2457         (die_checksum_ordered): Use it.
2459 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2461         PR tree-optimization/79908
2462         * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
2463         change: For a VA_ARG whose LHS has been cast away, use
2464         force_gimple_operand to construct the side effects.
2466 2017-03-21  David Malcolm  <dmalcolm@redhat.com>
2468         PR translation/80001
2469         * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
2470         more amenable to translation.
2471         (oacc_loop_auto_partitions): Likewise.
2473 2017-03-21  Marek Polacek  <polacek@redhat.com>
2474             Martin Sebor  <msebor@redhat.com>
2476         PR tree-optimization/80109
2477         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
2478         on INTEGRAL_TYPE_P.
2480 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
2481             Segher Boessenkool  <segher@kernel.crashing.org>
2483         PR target/80125
2484         * combine.c (can_combine_p): Revert the 2017-03-20 change, only
2485         check reg_used_between_p between insn and one of succ or succ2
2486         depending on if succ is artificial insn not inserted into insn
2487         stream.
2489 2017-03-21  Martin Liska  <mliska@suse.cz>
2491         PR gcov-profile/80081
2492         * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
2493         * doc/gcc.texi: Include gcov-dump stuff.
2494         * doc/gcov-dump.texi: New file.
2496 2017-03-21  Toma Tabacu  <toma.tabacu@imgtec.com>
2498         PR rtl-optimization/79150
2499         * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
2500         conditional jump, if the jump is the last insn of the loop.
2502 2017-03-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2503             Richard Biener  <rguenth@suse.de>
2505         PR tree-optimization/79908
2506         * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
2507         been cast away, use force_gimple_operand to construct the side
2508         effects.
2510 2017-03-21  Martin Liska  <mliska@suse.cz>
2512         PR libfortran/79956
2513         * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
2514         to NULL.
2516 2017-03-21  Brad Spengler <spender@grsecurity.net>
2518         PR plugins/80094
2519         * plugin.c (htab_hash_plugin): New function.
2520         (add_new_plugin): Use it and adjust.
2521         (parse_plugin_arg_opt): Adjust.
2522         (init_one_plugin): Likewise.
2524 2017-03-21  Richard Biener  <rguenther@suse.de>
2526         PR tree-optimization/80032
2527         * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
2528         if set force the cleanup to happen unconditionally.
2529         (gimplify_target_expr): Push inserted clobbers with force_uncond
2530         to avoid them being removed by control-dependent DCE.
2532 2017-03-21  Richard Biener  <rguenther@suse.de>
2534         PR tree-optimization/80122
2535         * tree-inline.c (copy_bb): Do not expans va-arg packs or
2536         va_arg_pack_len when the inlined call stmt requires pack
2537         expansion itself.
2538         * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
2540 2017-03-21  Jakub Jelinek  <jakub@redhat.com>
2542         PR sanitizer/78158
2543         * tsan.c (instrument_builtin_call): If the memory model argument
2544         is not a constant, assume it is valid.
2546         PR c/67338
2547         * fold-const.c (round_up_loc): Negate divisor in unsigned type to
2548         avoid UB.
2550 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
2552         PR rtl-optimization/79910
2553         * combine.c (can_combine_p): Do not allow combining an I0 or I1
2554         if its dest is used by an insn before I2 (other than the combined
2555         insns themselves, which are properly handled already).
2557 2017-03-20  Segher Boessenkool  <segher@kernel.crashing.org>
2559         Revert:
2560         2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
2562         * combine.c (record_used_regs): New static function.
2563         (try_combine): Handle situations where there is an additional
2564         instruction between I2 and I3 which needs to have a LOG_LINK
2565         updated.
2567         Revert:
2568         2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
2570         * combine.c (try_combine): Delete redundant i1 test.  Call
2571         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2573 2017-03-20  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
2575         PR target/80083
2576         * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
2577         alternatives 13/14.
2579 2017-03-20  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
2581         PR tree-optimization/80054
2582         * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
2583         the optimization if a PHI or any of its arguments is not dominated
2584         by the candidate's basis.  Use gphi* rather than gimple* as
2585         appropriate.
2586         (replace_profitable_candidates): Clean up a gimple* variable that
2587         should be a gphi* variable.
2589 2017-03-20  Martin Sebor  <msebor@redhat.com>
2591         PR c++/52477
2592         * doc/extend.texi (attribute constructor): Document present limitation.
2594 2017-03-20  Kelvin Nilsen  <kelvin@gcc.gnu.org>
2596         PR target/79963
2597         * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
2598         __POWER9_VECTOR__ #ifdef control, change template definition to
2599         use Power9-specific built-in function.
2600         (vec_any_eq): Likewise.
2601         * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
2602         to control outcomes from this test.
2603         (vector_ae_<mode>p): For VEC_F modes, likewise.
2605 2017-03-20  Ian Lance Taylor  <iant@google.com>
2607         * config/i386/i386.c (ix86_function_regparm): Save an extra
2608         register for -fsplit-stack with DECL_STATIC_CHAIN.
2610 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
2612         PR target/79912
2613         * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
2614         (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
2616 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com>
2618         * config/riscv/riscv.c (riscv_print_operand): Use "fence
2619         iorw,ow".
2620         * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
2621         iorw,iorw".
2623 2017-03-20  Marek Polacek  <polacek@redhat.com>
2625         PR sanitizer/80063
2626         * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
2628 2017-03-20  Richard Biener  <rguenther@suse.de>
2630         PR tree-optimization/80113
2631         * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
2632         allocate extra SSA name for PHI def.
2633         (add_close_phis_to_outer_loops): Likewise.
2634         (add_close_phis_to_merge_points): Likewise.
2635         (copy_loop_close_phi_args): Likewise.
2636         (copy_cond_phi_nodes): Likewise.
2638 2017-03-20  Martin Liska  <mliska@suse.cz>
2640         PR middle-end/79753
2641         * tree-chkp.c (chkp_build_returned_bound): Do not build
2642         returned bounds for a LHS that's not a BOUNDED_P type.
2644 2017-03-20  Martin Liska  <mliska@suse.cz>
2646         PR target/79769
2647         PR target/79770
2648         * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
2649         COMPLEX_CST and VECTOR_CST.
2651 2017-03-20  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
2653         PR target/78857
2654         * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
2655         target operand.  A new splitter adds the clobber statement in case
2656         the target operand is dead anyway.
2658 2017-03-19  Gerald Pfeifer  <gerald@pfeifer.com>
2660         * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
2661         to age-old versions of binutils and glibc.
2663 2017-03-18  Segher Boessenkool  <segher@kernel.crashing.org>
2665         * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
2667 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
2669         * doc/contrib.texi (Contributors): Add Segher Boessenkool.
2671 2017-03-18  Gerald Pfeifer  <gerald@pfeifer.com>
2673         * doc/install.texi (Specific) <arm-*-eabi>: Remove old
2674         requirement for binutils 2.13.
2676 2017-03-17  Jim Wilson  <jim.wilson@linaro.org>
2678         * combine.c (try_combine): Delete redundant i1 test.  Call
2679         prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
2681 2017-03-17  Palmer Dabbelt  <palmer@dabbelt.com
2683         * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
2684         riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
2685         contents.
2686         <riscv64-*-elf>: Re-arrange section
2687         <riscv32-*-elf>: Add a note about requiring binutils 2.28.
2688         <riscv32-*-linux>: Likewise.
2689         <riscv64-*-elf>: Likewise
2690         <riscv64-*-linux>: Likewise.
2692 2017-03-17  Richard Earnshaw  <rearnsha@arm.com>
2694         PR target/80052
2695         * aarch64.opt(verbose-cost-dump): Fix typo.
2697 2017-03-17  Pat Haugen  <pthaugen@us.ibm.com>
2699         PR target/79951
2700         * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
2701         for VECTOR_UNIT_VSX_P (<MODE>mode) too.
2703 2017-03-17  Bernd Schmidt  <bschmidt@redhat.com>
2705         * reload.c (find_reloads): When reloading a nonoffsettable address,
2706         use RELOAD_OTHER for it and its address reloads.
2708         PR rtl-optimization/79910
2709         * combine.c (record_used_regs): New static function.
2710         (try_combine): Handle situations where there is an additional
2711         instruction between I2 and I3 which needs to have a LOG_LINK
2712         updated.
2714 2017-03-17  Jeff Law  <law@redhat.com>
2716         PR tree-optimization/71437
2717         * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
2718         conditional in the hash table first.
2719         (vrp_dom_walker::before_dom_children): Extract condition from
2720         ASSERT_EXPR.  Record condition, its inverion and any implied
2721         conditions as well.
2723 2017-03-17  Marek Polacek  <polacek@redhat.com>
2724             Markus Trippelsdorf  <markus@trippelsdorf.de>
2726         PR tree-optimization/80079
2727         * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
2728         m_stores_head.
2730 2017-03-17  Richard Biener  <rguenther@suse.de>
2732         PR middle-end/80075
2733         * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
2734         Properly verify the LHS before the RHS possibly claims to be
2735         handled.
2736         (stmt_could_throw_p): Hande gimple conds fully here.  Clobbers
2737         do not throw.
2739 2017-03-17  Martin Jambor  <mjambor@suse.cz>
2741         * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
2742         (List of -O2 options): Likewise.
2743         (-fipa-bit-cp): Replace "ipa" with "interprocedural."
2744         (-fipa-vrp) New.
2746 2017-03-17  Tom de Vries  <tom@codesourcery.com>
2748         * gcov-dump.c (print_usage): Print bug_report_url.
2750 2017-03-17  Richard Biener  <rguenther@suse.de>
2752         PR middle-end/80050
2753         * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
2754         (parser::peek): Likewise.
2756 2017-03-17  Richard Biener  <rguenther@suse.de>
2758         PR tree-optimization/80048
2759         * sese.c (free_sese_info): Properly release rename_map and
2760         copied_bb_map elements.
2762 2017-03-16  Alexandre Oliva <aoliva@redhat.com>
2764         * gimple-ssa-store-merging.c (struct imm_store_chain_info):
2765         Add linked-list forward and backlinks.  Insert on
2766         construction, remove on destruction.
2767         (class pass_store_merging): Add m_stores_head field.
2768         (pass_store_merging::terminate_and_process_all_chains):
2769         Iterate over m_stores_head list.
2770         (pass_store_merging::terminate_all_aliasing_chains):
2771         Likewise.
2772         (pass_store_merging::execute): Check for debug stmts first.
2773         Push new chains onto the m_stores_head stack.
2775 2017-03-16  Michael Meissner  <meissner@linux.vnet.ibm.com>
2777         PR target/71294
2778         * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
2779         SPLAT operation on ISA 2.07 64-bit systems that have direct move,
2780         but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
2782 2017-03-16  Jeff Law  <law@redhat.com>
2784         PR tree-optimization/71437
2785         * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
2786         member function.  Implementation moved into after_dom_children
2787         member function and into the threader's thread_outgoing_edges
2788         function.
2789         (dom_opt_dom_walker::after_dom_children): Simplify by moving
2790         some code into new thread_outgoing_edges.
2791         * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
2792         definition.  Simplify marker handling (do it here).   Assume we always
2793         have the available expression and the const/copies tables.
2794         (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
2795         and tree-vrp.c
2796         * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
2797         * tree-vrp.c (equiv_stack): No longer file scoped.
2798         (vrp_dom_walker): New class.
2799         (vrp_dom_walker::before_dom_children): New member function.
2800         (vrp_dom_walker::after_dom_children): Likewise.
2801         (identify_jump_threads):  Setup domwalker.  Use it rather than
2802         walking edges in a random order by hand.  Simplify setup/finalization.
2803         (finalize_jump_threads): Remove.
2804         (vrp_finalize): Do not call identify_jump_threads here.
2805         (execute_vrp): Do it here instead and call thread_through_all_blocks
2806         here too.
2808         PR tree-optimization/71437
2809         * tree-ssa-dom.c (pfn_simplify): Add basic_block argument.  All
2810         callers changed.
2811         (simplify_stmt_for_jump_threading): Add basic_block argument.  All
2812         callers changed.
2813         (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
2814         (dom_opt_dom_walker::thread_across_edge): Remove
2815         handle_dominating_asserts argument.  All callers changed.
2816         (record_temporary_equivalences_from_stmts_at_dest): Corresponding
2817         changes.  Remove calls to lhs_of_dominating_assert.  Other
2818         uses of handle_dominating_asserts turn into unconditional code
2819         (simplify_control_stmt_condition_1): Likewise.
2820         (simplify_control_stmt_condition): Likewise.
2821         (thread_through_normal_block, thread_across_edge): Likewise.
2822         * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
2823         * tree-vrp.c (lhs_of_dominating_assert): Move here.  Return original
2824         object if it is not an SSA_NAME.
2825         (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
2826         before calling into the VRP specific simplifiers.
2827         (identify_jump_threads): Remove handle_dominating_asserts
2828         argument.
2830 2017-03-16  Jakub Jelinek  <jakub@redhat.com>
2832         PR fortran/79886
2833         * tree-diagnostic.c (default_tree_printer): No longer static.
2834         * tree-diagnostic.h (default_tree_printer): New prototype.
2836 2017-03-16  Tamar Christina  <tamar.christina@arm.com>
2838         * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
2839         Change ins into fmov.
2841 2017-03-16  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
2843         * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
2844         * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
2845         Use h_con constraint for operand 1.
2846         (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
2847         (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
2849 2017-03-15  Jeff Law  <law@redhat.com>
2851         PR tree-optimization/71437
2852         * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
2853         (record_temporary_equivalences): Use it.
2855         PR tree-optimization/71437
2856         * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
2857         tree-ssa-scopedtables.
2858         (lookup_avail_expr, build_and_record_new_cond): Likewise.
2859         (record_conditions, record_cond, vuse_eq): Likewise.
2860         (record_edge_info): Adjust to API tweak of record_conditions.
2861         (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
2862         (record_temporary_equivalences, optimize_stmt): Likewise.
2863         (eliminate_redundant_computations): Likewise.
2864         (record_equivalences_from_stmt): Likewise.
2865         * tree-ssa-scopedtables.c: Include options.h and params.h.
2866         (vuse_eq): New function, moved from tree-ssa-dom.c
2867         (build_and_record_new_cond): Likewise.
2868         (record_conditions): Likewise.  Accept vector of conditions rather
2869         than edge_equivalence structure for first argument.
2870         for the first argument.
2871         (avail_exprs_stack::lookup_avail_expr): New member function, moved
2872         from tree-ssa-dom.c.
2873         (avail_exprs_stack::record_cond): Likewise.
2874         * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
2875         from tree-ssa-dom.c.
2876         (avail_exprs_stack): Add new member functions lookup_avail_expr
2877         and record_cond.
2878         (record_conditions): Declare.
2880 2017-03-15  Vladimir Makarov  <vmakarov@redhat.com>
2882         PR target/80017
2883         * lra-constraints.c (process_alt_operands): Increase reject for
2884         reloading an input/output operand.
2886 2017-03-15  Michael Meissner  <meissner@linux.vnet.ibm.com>
2888         PR target/79038
2889         * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
2890         insns to convert from signed/unsigned char/short to IEEE 128-bit
2891         floating point.
2892         (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
2894 2017-03-15  Uros Bizjak  <ubizjak@gmail.com>
2896         PR target/80019
2897         * config/i386/i386.c (ix86_vector_duplicate_value): Create
2898         subreg of inner mode for values already in registers.
2900 2017-03-15  Bernd Schmidt  <bschmidt@redhat.com>
2902         * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
2903         iteration reg is used after the loop.
2905 2017-03-14  Martin Sebor  <msebor@redhat.com>
2907         PR tree-optimization/79800
2908         * gimple-ssa-sprintf.c (format_floating: Add argument.  Handle
2909         precision in negative-positive range.
2910         (format_floating): Call non-const overload with adjusted precision.
2912 2017-03-14  Michael Meissner  <meissner@linux.vnet.ibm.com>
2914         PR target/79947
2915         * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
2916         -mpowerpc-gfxopt.
2918 2017-03-14  Martin Sebor  <msebor@redhat.com>
2920         PR middle-end/80020
2921         * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
2922         * builtins.def (aligned_alloc): Use it.
2924         PR c/79936
2925         * Makefile.in (GTFILES): Add calls.c.
2926         * calls.c: Include "gt-calls.h".
2928 2017-03-14  Bernd Schmidt  <bschmidt@redhat.com>
2930         PR rtl-optimization/79728
2931         * regs.h (struct target_regs): New field
2932         x_contains_allocatable_regs_of_mode.
2933         (contains_allocatable_regs_of_mode): New macro.
2934         * reginfo.c (init_reg_sets_1): Initialize it, and change
2935         contains_reg_of_mode so it includes global regs as well.
2936         * reload.c (push_reload): Use contains_allocatable_regs_of_mode
2937         rather than contains_regs_of_mode.
2939 2017-03-14  Martin Liska  <mliska@suse.cz>
2941         * doc/invoke.texi: Document options that can't be combined with
2942         -fcheck-pointer-bounds.
2944 2017-03-14  Martin Liska  <mliska@suse.cz>
2946         PR middle-end/79831
2947         * doc/invoke.texi (-Wchkp): Document the option.
2949 2017-03-14  Martin Liska  <mliska@suse.cz>
2951         * Makefile.in: Install gcov-dump.
2953 2017-03-14  Martin Liska  <mliska@suse.cz>
2955         * multiple_target.c (expand_target_clones): Bail out for
2956         an invalid attribute.
2958 2017-03-14  Richard Biener  <rguenther@suse.de>
2960         * alias.c (struct alias_set_entry): Pack properly.
2961         * cfgloop.h (struct loop): Likewise.
2962         * cse.c (struct set): Likewise.
2963         * ipa-utils.c (struct searchc_env): Likewise.
2964         * loop-invariant.c (struct invariant): Likewise.
2965         * lra-remat.c (struct cand): Likewise.
2966         * recog.c (struct change_t): Likewise.
2967         * rtl.h (struct address_info): Likewise.
2968         * symbol-summary.h (function_summary): Likewise.
2969         * tree-loop-distribution.c (struct partition): Likewise.
2970         * tree-object-size.c (struct object_size_info): Likewise.
2971         * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
2972         * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
2973         * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
2974         * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
2975         * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
2976         * tree-vectorizer.h (struct _loop_vec_info): Likewise.
2977         (struct _stmt_vec_info): Likewise.
2979 2017-03-14  Martin Liska  <mliska@suse.cz>
2981         PR target/79892
2982         * multiple_target.c (create_dispatcher_calls): Check that
2983         a target can create a function dispatcher.
2985 2017-03-14  Martin Liska  <mliska@suse.cz>
2987         PR lto/66295
2988         * multiple_target.c (expand_target_clones): Drop local.local
2989         flag for default implementation.
2991 2017-03-14  Richard Biener  <rguenther@suse.de>
2993         PR tree-optimization/80030
2994         * tree-vect-stmts.c (vectorizable_store): Plug memleak.
2996 2017-03-13  Kito Cheng  <kito.cheng@gmail.com>
2998         * config/riscv/riscv.c (riscv_emit_float_compare>: Use
2999         gcc_fallthrough() instead of __attribute__((fallthrough));
3001 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
3003         * doc/gcc.texi: Remove "up" link to (DIR).
3004         * doc/gccint.texi: Ditto.
3006 2017-03-13  Gerald Pfeifer  <gerald@pfeifer.com>
3008         * doc/install.texi (Specific) <avr>: Remove reference to
3009         binutils 2.13.
3011 2017-03-13  Jeff Law  <law@redhat.com>
3013         * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
3014         attribute rather than comments.
3016         * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
3017         match_scratch operand is highest.
3019 2017-03-13  Martin Liska  <mliska@suse.cz>
3021         PR middle-end/78339
3022         * ipa-pure-const.c (warn_function_noreturn): If the declarations
3023         is a CHKP clone, use original declaration.
3025 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
3027         * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
3028         (arc_conditional_register_usage): Use a different allocation order
3029         when optimizing for size.
3030         * common/config/arc/arc-common.c (arc_option_optimization_table):
3031         Section anchors default on when optimizing for size.
3033 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
3035         * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
3037 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
3039         * config/arc/arc.c (arc_output_addsi): Emit code density adds.
3040         * config/arc/arc.md (cpu_facility): Add cd variant.
3041         (*movqi_insn): Add code density variant.
3042         (*movhi_insn): Likewise.
3043         (*movqi_insn): Likewise.
3044         (*addsi3_mixed): Likewise.
3045         (subsi3_insn): Likewise.
3047 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
3049         * config/arc/arc.md (movsi_cond_exec): Update constraint.
3051 2017-03-13  Claudiu Zissulescu  <claziss@synopsys.com>
3053         * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
3054         expressions with MINUS and UNARY ops.
3056 2017-03-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3058         PR target/79911
3059         * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
3060         Rename to...
3061         (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
3062         between vec_select and vector argument.
3063         (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
3064         (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
3065         (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
3066         (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
3067         (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
3068         (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
3070 2017-03-13  Richard Biener  <rguenther@suse.de>
3072         PR other/79991
3073         * params.def (vect-max-peeling-for-alignment): Fix typo.
3075 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
3077         * doc/install.texi (Specific) <mips-*-*>: Remove description of
3078         issue that only occurred with binutils below 2.18.
3080 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
3082         * doc/install.texi (Specific) <cris-axis-elf>: No longer
3083         refer to binutils 2.11/2.12 minimum.
3085 2017-03-12  Gerald Pfeifer  <gerald@pfeifer.com>
3087         * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
3088         ftp.kernel.org and simplify binutils requirement.
3090 2017-03-11  Gerald Pfeifer  <gerald@pfeifer.com>
3092         * doc/invoke.texi (Warning Options): Fix spelling of link-time
3093         optimization.
3094         (Optimize Options): Ditto.  Also remove redundancy.
3096 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
3098         PR translation/79848
3099         * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
3100         "%qs".
3101         * ipa-pure-const.c (suggest_attribute): Likewise.  Convert _
3102         to G_ to avoid double translation.
3104 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
3106         PR translation/79923
3107         * auto-profile.c (get_combined_location): Convert leading
3108         character of diagnostics to lower case and remove trailing period.
3109         (read_profile): Likewise for various diagnostics.
3110         * config/arm/arm.c (arm_option_override): Remove trailing period
3111         from various diagnostics.
3112         * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
3113         (msp430_expand_delay_cycles): Likewise.
3115 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
3117         PR target/79925
3118         * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
3119         full command-line argument, rather than just "str".
3120         (aarch64_validate_march): Likewise.
3121         (aarch64_validate_mtune): Likewise.
3123 2017-03-10  Bernd Schmidt  <bschmidt@redhat.com>
3125         PR rtl-optimization/78911
3126         * lra-assigns.c (must_not_spill_p): New function.
3127         (spill_for): Use it.
3129 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
3131         PR tree-optimization/79981
3132         * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
3133         ATOMIC_COMPARE_EXCHANGE ifn result.
3134         (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
3135         IFN_ATOMIC_COMPARE_EXCHANGE.
3137 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
3139         PR driver/79875
3140         * opts.c (parse_sanitizer_options): Add missing question mark to
3141         "did you mean" message.
3143 2017-03-10  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3145         * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
3146         built-in.
3147         (VMULEUH_UNS): Likewise.
3148         (VMULOUB_UNS): Likewise.
3149         (VMULOUH_UNS): Likewise.
3150         * config/rs6000/rs6000.c (builtin_function_type): Remove
3151         references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
3153 2017-03-10  David Malcolm  <dmalcolm@redhat.com>
3155         PR bootstrap/79952
3156         * read-rtl-function.c (function_reader::read_rtx_operand): Update
3157         x with result of extra_parsing_for_operand_code_0.
3158         (function_reader::extra_parsing_for_operand_code_0): Convert
3159         return type from void to rtx, returning x.  When reading
3160         SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
3161         larger size containing struct block_symbol.
3163 2017-03-10  Segher Boessenkool  <segher@kernel.crashing.org>
3165         * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
3166         -mfloat128-hardware without -m64.
3168 2017-03-10  Will Schmidt <will_schmidt@vnet.ibm.com>
3170         PR target/79941
3171         * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
3172         entries to the case statement that marks unsigned arguments to
3173         overloaded functions.
3175 2017-03-10  Kelvin Nilsen  <kelvin@gcc.gnu.org>
3177         * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
3178         two typographic errors in the handling of TARGET_UPPER_REGS_DI.
3180 2017-03-10  Pat Haugen  <pthaugen@us.ibm.com>
3182         PR target/79907
3183         * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
3184         TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
3186 2017-03-10  Martin Liska  <mliska@suse.cz>
3188         PR target/65705
3189         PR target/69804
3190         * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
3191         * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
3192         FIELD != NULL.
3194 2017-03-10  Olivier Hainque  <hainque@adacore.com>
3196         * tree-switch-conversion (array_value_type): Start by resetting
3197         candidate type to it's main variant.
3199 2017-03-10  Jakub Jelinek  <jakub@redhat.com>
3201         PR rtl-optimization/79909
3202         * combine.c (try_combine): Use simplify_replace_rtx on individual
3203         CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
3204         of the whole CALL_INSN_FUNCTION_USAGE.
3206         PR tree-optimization/79972
3207         * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
3208         get_range_info on SSA_NAMEs.  Formatting fixes.
3210 2017-03-10  Richard Biener  <rguenther@suse.de>
3211             Jakub Jelinek  <jakub@redhat.com>
3213         PR tree-optimization/77975
3214         * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
3215         edge to be constant.
3216         (get_val_for): For constant x return it.  Formatting fix.
3217         (loop_niter_by_eval): Avoid pointless looping if the next iteration
3218         would use the same bases as the current one.
3220 2017-03-09  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3222         * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
3223         instead of vec_select for V1TImode.
3224         * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
3225         longer needed.
3226         (VSX_LE_128): Add V1TI to this mode iterator.
3227         (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
3228         (*vsx_le_perm_store_<mode>): Likewise.
3229         (pre-reload splitter for VSX stores): Likewise.
3230         (post-reload splitter for VSX stores): Likewise.
3231         (*vsx_xxpermdi2_le_<mode>): Likewise.
3232         (*vsx_lxvd2x2_le_<mode>): Likewise.
3233         (*vsx_stxvd2x2_le_<mode>): Likewise.
3235 2017-03-09  Michael Eager  <eager@eagercon.com>
3237         Correct failures with --enable-checking=yes,rtl.
3239         * config/microblaze/microblaze.c (microblaze_expand_shift):
3240         Replace GET_CODE test with CONST_INT_P and INTVAL test with
3241         test for const0_rtx.
3242         * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
3243         lshrsi3_byone): Replace INTVAL with test for const1_rtx.
3245 2017-03-09  Richard Biener  <rguenther@suse.de>
3247         PR tree-optimization/79977
3248         * graphite-scop-detection.c (scop_detection::merge_sese):
3249         Handle the case of extra exits to blocks dominating the entry.
3251 2017-03-09  Toma Tabacu  <toma.tabacu@imgtec.com>
3253         * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
3254         Document rdynamic.
3256 2017-03-09  Vladimir Makarov  <vmakarov@redhat.com>
3258         PR rtl-optimization/79949
3259         * lra-constraints.c (process_alt_operands): Check memory when
3260         trying to predict a cycle.  Print about the overall increase.
3262 2017-03-09  Richard Biener  <rguenther@suse.de>
3264         PR middle-end/79971
3265         * gimple-expr.c (useless_type_conversion_p): Preserve
3266         TYPE_SATURATING for fixed-point types.
3268 2017-03-09  Richard Biener  <rguenther@suse.de>
3270         PR ipa/79970
3271         * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
3272         alignment of BLKmode params.
3274 2017-03-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3276         PR target/79913
3277         * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
3278         (VALL_NO_V2Q): Likewise.
3279         (VDQF_DF): Delete.
3280         * config/aarch64/aarch64-simd.md
3281         (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
3282         iterator.
3283         (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
3284         VALL_NO_V2Q mode iterator.
3285         (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
3287 2017-03-09  Martin Liska  <mliska@suse.cz>
3289         PR tree-optimization/79631
3290         * tree-chkp-opt.c (chkp_is_constant_addr): Call
3291         tree_int_cst_sign_bit just for INTEGER constants.
3293 2017-03-09  Martin Liska  <mliska@suse.cz>
3295         PR target/65705
3296         PR target/69804
3297         * toplev.c (process_options): Disable -fcheck-pointer-bounds with
3298         sanitizers.
3300 2017-03-09  Marek Polacek  <polacek@redhat.com>
3302         PR c++/79672
3303         * tree.c (inchash::add_expr): Handle TREE_VEC.
3305 2017-03-09  Martin Liska  <mliska@suse.cz>
3307         PR ipa/79764
3308         (chkp_narrow_size_and_offset): New function.
3309         (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
3310         (void chkp_parse_bit_field_ref): New function.
3311         (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
3312         (chkp_process_stmt): Use chkp_parse_bit_field_ref.
3314 2017-03-09  Martin Liska  <mliska@suse.cz>
3316         PR ipa/79761
3317         * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
3318         (chkp_find_bounds_1): Remove gcc_unreachable.
3320 2017-03-09  Jakub Jelinek  <jakub@redhat.com>
3322         PR sanitizer/79944
3323         * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
3324         BUILT_IN_SYNC*, determine the access type from the size suffix and
3325         always build a MEM_REF with that type.  Handle forgotten
3326         BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
3328         PR target/79932
3329         * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
3330         _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
3331         _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
3332         _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
3333         _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
3334         _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
3335         _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
3336         _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
3337         _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
3338         _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
3339         _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
3340         _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
3341         _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
3342         _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
3343         _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
3344         _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
3345         _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
3346         _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
3347         _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
3348         _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
3349         _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
3350         _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
3351         _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
3352         _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
3353         _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
3354         _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
3355         _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
3356         _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
3357         _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
3358         _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
3359         definitions outside of __OPTIMIZE__ guarded section.
3361         PR target/79932
3362         * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
3363         _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
3364         _mm512_packus_epi32, _mm512_maskz_packus_epi32,
3365         _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
3366         guarded section.
3368 2017-03-09  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
3370         * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
3371         ("vfenez<mode>"): Add missing constraints.
3373 2017-03-08  Martin Sebor  <msebor@redhat.com>
3375         PR target/79928
3376         * config/nds32/nds32.c (nds32_option_override):
3377         Fix misspelled diagnostic.
3379 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
3381         PR c/79940
3382         * gimplify.c (gimplify_omp_for): Replace index var in outer
3383         taskloop statement with an artificial variable and add
3384         OMP_CLAUSE_PRIVATE clause for it.
3386 2017-03-08  Richard Biener  <rguenther@suse.de>
3388         PR tree-optimization/79955
3389         * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
3390         for accesses that are completely outside of the variable.
3392 2017-03-08  Andrew Haley  <aph@redhat.com>
3394         PR tree-optimization/79943
3395         * tree-ssa-loop-split.c (compute_new_first_bound): When
3396         calculating the new upper bound, (END-BEG) should be added, not
3397         subtracted.
3399 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
3401         * config/avr/avr.md (setmemhi): Make sure match_dup
3402         operand number comes before match_scratch.
3404 2017-03-08  Richard Biener  <rguenther@suse.de>
3406         PR tree-optimization/79920
3407         * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
3408         with ncopies == 1 to ...
3409         (vect_transform_slp_perm_load): ... here.  Properly compute
3410         all element loads by iterating VF times over the group.  Do
3411         not handle ncopies (computed in a broken way) in
3412         vect_create_mask_and_perm.
3414 2017-03-08  Jakub Jelinek  <jakub@redhat.com>
3416         PR sanitizer/79904
3417         * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
3418         is a uniform vector, use uniform_vector_p return value instead of
3419         building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
3421 2017-03-07  Marek Polacek  <polacek@redhat.com>
3423         PR middle-end/79809
3424         * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
3425         (alloca_call_type): Likewise.
3427 2017-03-07  Martin Liska  <mliska@suse.cz>
3429         * gcov.c (process_args): Put comment to correct location.
3431 2017-03-07  Martin Liska  <mliska@suse.cz>
3433         PR middle-end/68270
3434         * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
3435         Use array_at_struct_end_p instead of DECL_CHAIN (field).
3436         (chkp_narrow_bounds_for_field): Likewise.
3437         (chkp_parse_array_and_component_ref): Pass one more argument to
3438         call.
3440 2017-03-07  Richard Biener  <rguenther@suse.de>
3442         * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
3443         preheaders.
3445 2017-03-07  Segher Boessenkool  <segher@kernel.crashing.org>
3447         * config/i386/i386.c (ix86_local_alignment): Align most aggregates
3448         of 16 bytes and more to 16 bytes, not those of 16 bits and more.
3450 2017-03-07  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3452         PR c/79855
3453         * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
3454         to end of description.
3455         (PARAM_MAX_STORES_TO_MERGE): Likewise.
3457 2017-03-07  Jakub Jelinek  <jakub@redhat.com>
3459         PR rtl-optimization/79901
3460         * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
3461         ...
3462         (*avx512f_<code><mode>3<mask_name>): ... this.
3463         (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
3464         iterator instead of VI8_AVX2_AVX512BW.
3466         PR rtl-optimization/79901
3467         * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
3468         min/max expander, expand it using expand_vec_cond_expr.
3470         PR sanitizer/79897
3471         * ubsan.c (ubsan_encode_value): Call mark_addressable on the
3472         temporary.
3474 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
3476         PR c++/79821
3477         * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
3478         to void * for PCH reasons.
3479         * dwarf2out.c (output_loc_operands, output_die): Cast
3480         v.val_vec.array to unsigned char *.
3482 2017-03-06  John David Anglin  <danglin@gcc.gnu.org>
3484         PR target/77850
3485         * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
3486         vector types.
3488 2017-03-06  Vladimir Makarov  <vmakarov@redhat.com>
3490         PR rtl-optimization/79571
3491         * lra-constraints.c (process_alt_operands): Calculate static
3492         reject and subtract it from overall when only addresses will be
3493         reloaded.
3495 2017-03-06  Julia Koval  <julia.koval@intel.com>
3497         PR target/79793
3498         * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
3499         incoming stack boundary to 128 for 64-bit targets.
3501 2017-03-06  Richard Biener  <rguenther@suse.de>
3503         PR tree-optimization/79894
3504         * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
3505         to NULL after folding it.
3507 2017-03-06  Richard Biener  <rguenther@suse.de>
3509         PR tree-optimization/79824
3510         * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
3511         check disabling peeling for gaps.
3513 2017-03-06  Toma Tabacu  <toma.tabacu@imgtec.com>
3515         * doc/sourcebuild.texi (Effective-Target Keywords, Environment
3516         attributes): Document gettimeofday.
3518 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
3520         * config/s390/s390.c (s390_option_override_internal): Set
3521         PARAM_MIN_VECT_LOOP_BOUND
3523 2017-03-06  Robin Dapp  <rdapp@linux.vnet.ibm.com>
3525         * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
3526         * config/s390/s390.md: Likewise.
3528 2017-03-06  Jakub Jelinek  <jakub@redhat.com>
3530         PR target/79812
3531         * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
3532         (<avx2_avx512>_perm<mode>): Rename to ...
3533         (avx2_perm<mode>): ... this.  Use VI8F_256 iterator instead
3534         of VI8F_256_512.
3535         (<avx512>_perm<mode>_mask): Rename to ...
3536         (avx512vl_perm<mode>_mask): ... this.  Use VI8F_256 iterator instead
3537         of VI8F_256_512.
3538         (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
3539         (avx2_perm<mode>_1<mask_name): ... this.  Use VI8F_256 iterator
3540         instead of VI8F_256_512.
3541         (avx512f_perm<mode>): New define_expand.
3542         (avx512f_perm<mode>_mask): Likewise.
3543         (avx512f_perm<mode>_1<mask_name>): New define_insn.
3544         (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
3546 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
3548         * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
3549         msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
3550         if_then_else.
3551         (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
3553 2017-03-06  Martin Liska  <mliska@suse.cz>
3555         PR sanitize/79783
3556         * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
3557         when having a SSA NAME w/o VAR_DECL assigned to it.
3559 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
3561         * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
3562         msa_dpsub_<su>_d): Fix MODE for vec_select.
3564 2017-03-06  Prachi Godbole  <prachi.godbole@imgtec.com>
3566         * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
3567         argument.
3568         * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
3570 2017-03-06  Richard Biener  <rguenther@suse.de>
3572         * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
3573         * plugin.c (register_plugin_info): Likewise.
3574         * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
3576 2017-03-05  Jakub Jelinek  <jakub@redhat.com>
3578         * config/i386/sse.md (sse_storehps, sse_storelps,
3579         avx_<castmode><avxsizesuffix>_<castmode>,
3580         avx512f_<castmode><avxsizesuffix>_<castmode>,
3581         avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
3582         in condition that at least one operand is not a MEM.
3584 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
3586         PR middle-end/79805
3587         * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
3588         ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
3589         ECF_NOTHROW.
3590         * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
3591         gimple_call_nothrow_p flag based on whether original builtin can throw.
3592         If it can, emit following stmts on the fallthrough edge.
3593         * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
3594         don't create new bb if inserting just debug stmts on the edge, try to
3595         insert them on the fallthru bb or just reset debug stmts.
3597 2017-03-03  Segher Boesssenkool  <segher@kernel.crashing.org>
3599         PR target/43763
3600         * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
3601         restore recog_data (including the operand rtxes inside it) around
3602         the call to get_insn_template.
3604 2017-03-03  Martin Sebor  <msebor@redhat.com>
3606         PR tree-optimization/79699
3607         * context.c (context::~context): Free MPFR caches to avoid
3608         a memory leak on program exit.
3610 2017-03-03  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
3612         * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
3613         Use wide_int::ulow () instead of .elt (0).
3615 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
3617         * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
3618         (*pushxf): Limit oF constraint to 32bit targets and add oC
3619         constraint for 64bit targets.
3620         (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
3621         (*pushdf): Change rmF constraint to rmC.
3623 2017-03-03  Martin Liska  <mliska@suse.cz>
3625         * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
3626         Remove unused variable.
3628 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
3630         PR target/79807
3631         * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
3632         is a memory operand, increase num_memory.
3633         (ix86_expand_args_builtin): Likewise.
3635 2017-03-03  Jan Hubicka  <jh@suse.cz>
3637         PR lto/79760
3638         * ipa-devirt.c (maybe_record_node): Properly handle
3639         __cxa_pure_virtual visibility.
3641 2017-03-03  Martin Liska  <mliska@suse.cz>
3643         PR tree-optimization/79803
3644         * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
3645         assert.
3646         (pass_loop_prefetch::execute): Disabled optimization if an
3647         assumption about L1 cache size is not met.
3649 2017-03-03  Martin Liska  <mliska@suse.cz>
3651         PR rtl-optimization/79574
3652         * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
3653         (hash_scan_set): Likewise.
3654         (dump_hash_table): Likewise.
3655         (hoist_code): Likewise.
3657 2017-03-03  Richard Biener  <rguenther@suse.de>
3659         * fixed-value.c (fixed_from_string): Restore use of elt (1)
3660         in place of uhigh ().
3661         (fixed_convert_from_real): Likewise.
3663 2017-03-03  Uros Bizjak  <ubizjak@gmail.com>
3665         PR target/79514
3666         * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
3668 2017-03-03  Richard Biener  <rguenther@suse.de>
3670         PR middle-end/79818
3671         * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
3672         TYPE_OVERFLOW_UNDEFINED check.
3674 2017-03-02  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3676         * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
3677         numbers.
3678         (vector_ae_<mode>_p): Likewise.
3679         (vector_nez_<mode>_p): Likewise.
3680         (vector_ne_v2di_p): Likewise.
3681         (vector_ae_v2di_p): Likewise.
3682         (vector_ne_<mode>_p): Likewise.
3683         * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
3684         numbers.
3685         (vsx_tsqrt<mode>2_fe): Likewise.
3687 2017-03-02  Uros Bizjak  <ubizjak@gmail.com>
3689         PR target/79514
3690         * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
3692 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
3694         PR rtl-optimization/79780
3695         * cprop.c (one_cprop_pass): When second and further conditional trap
3696         in a single basic block is turned into an unconditional trap, turn it
3697         into a deleted note to avoid RTL verification failures.
3699 2017-03-02  Richard Biener  <rguenther@suse.de>
3701         * fold-const.c (const_binop): Use ulow () instead of elt (0).
3703 2017-03-02  Richard Biener  <rguenther@suse.de>
3705         PR tree-optimization/79345
3706         PR c++/42000
3707         * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
3708         param and abort the walk, returning -1 if it is hit.
3709         (walk_aliased_vdefs): Take a limit param and pass it on.
3710         * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
3711         defaulting to 0 and return a signed int.
3712         * tree-ssa-uninit.c (struct check_defs_data): New struct.
3713         (check_defs): New helper.
3714         (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
3715         about uninitialized memory.
3716         * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
3717         bogus uninitialized warning.
3718         (fixed_convert_from_real): Likewise.
3720 2017-03-02  Bin Cheng  <bin.cheng@arm.com>
3722         PR tree-optimization/66768
3723         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
3724         iv_use if base object can't be determined.
3726 2017-03-02  Jakub Jelinek  <jakub@redhat.com>
3728         PR tree-optimization/79345
3729         * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
3730         * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
3731         (get_pattern_stats): Initialize it.
3732         * genemit.c (gen_expand): Verify match_scratch numbers come after
3733         match_operand/match_dup numbers.
3734         * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
3735         match_scratch numbers.
3736         * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
3737         Likewise.
3738         * config/s390/s390.md (trunctdsd2): Likewise.
3740 2017-03-02  Richard Biener  <rguenther@suse.de>
3742         * wide-int.h (wide_int_storage::operator=): Implement in terms
3743         of wi::copy.
3745 2017-03-02  Richard Biener  <rguenther@suse.de>
3747         PR tree-optimization/79777
3748         * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
3749         the to insert expression to sth existing.
3751 2017-03-01  Martin Sebor  <msebor@redhat.com>
3753         PR middle-end/79692
3754         * gimple-ssa-sprintf.c
3755         (directive::known_width_and_precision): New function.
3756         (format_integer): Use it.
3757         (get_mpfr_format_length): Consider the full range of precision
3758         when computing %g output with the # flag.  Set the likely byte
3759         count to 3 rather than 1 when precision is indeterminate.
3760         (format_floating): Correct the lower bound of precision.
3762 2017-03-01  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
3764         * doc/invoke.texi: Document default code model for 64-bit Linux.
3766 2017-03-01  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
3768         PR target/79752
3769         * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
3770         udiv rather than div since input pattern is unsigned.
3772 2017-03-01  Uros Bizjak  <ubizjak@gmail.com>
3774         * config/i386/i386.c (print_reg): Warn for values of
3775         unsupported size in integer register.
3777 2017-03-01  Michael Meissner  <meissner@linux.vnet.ibm.com>
3779         PR target/79439
3780         * config/rs6000/predicates.md (current_file_function_operand): Do
3781         not allow self calls to be local if the function is replaceable.
3783 2017-03-01  Kelvin Nilsen  <kelvin@gcc.gnu.org>
3785         PR target/79395
3786         * config/rs6000/altivec.h (vec_ctz and others): Change the
3787         preprocessor macro that controls conditional compilation from
3788         _ARCH_PWR9 to __POWER9_VECTOR__.
3789         (vec_all_ne): Change parameterization of __altivec_scalar_pred
3790         macro expansion under preprocessor #ifdef __POWER9_VECTOR__
3791         control (instead of _ARCH_PWR9 control) so that template
3792         definition uses power9-specific function.
3793         (vec_any_eq): Likewise.
3794         (vec_all_ne): Change macro definition to use a power9-specific
3795         expansion under #ifdef __POWER9_VECTOR__ control (instead of
3796         _ARCH_PWR9 control).
3797         (vec_any_eq) Likewise.
3798         * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
3799         expansion for CMPNEF to remove support for xvcmpnesp instruction.
3800         (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
3801         support for xvcmpnedp instruction.
3802         (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
3803         macro expansion so that Power9 implementation of vec_all_ne does
3804         not use the AltiVec predicate framework.
3805         (VCMPNEH_P): Likewise.
3806         (VCMPNEW_P): Likewise.
3807         (VCMPNED_P): Likewise.
3808         (VCMPNEFP_P): Likewise.
3809         (VCMPNEDP_P): Likewise.
3810         (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
3811         implementation of vec_any_eq to not use AltiVec predicate
3812         framework.
3813         (VCMPAEH_P): Likewise.
3814         (VCMPAEW_P): Likewise.
3815         (VCMPAED_P): Likewise.
3816         (VCMPAEFP_P): Likewise.
3817         (VCMPAEDP_P): Likewise.
3818         (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
3819         BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
3820         not use the AltiVec predicate framework.
3821         (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
3822         of vec_any_eq to not use AltiVec predicate framework.
3823         * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
3824         support for predefined __POWER9_VECTOR__ macro to indicate that
3825         Power9 instruction selection is enabled.
3826         (altivec_overloaded_builtins): Remove extraneous
3827         ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
3828         function argument types RS6000_BTI_bool_V16QI and
3829         RS6000_BTI_bool_V16QI.  Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
3830         entry for overloaded function argument types RS6000_BTI_bool_V4SI
3831         andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB.  Remove
3832         two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
3833         P9V_BUILTIN_CMPNEF to force use of instructions not specific to
3834         Power9 for implementations of vec_cmpne.  Change the signature for
3835         all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
3836         (representing vec_all_ne) to remove the previously described first
3837         argument of type RS6000_BTI_INTSI, as this was an artifact of
3838         reliance on the AltiVec predicate framework, which is no longer
3839         used in the implementation of these functions.  Add
3840         P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
3841         function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
3842         since, unlike the AltiVec predicate framework implementation, we
3843         do not share function descriptors between vec_alle and vec_anyeq.
3844         (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
3845         set of modes that receive special treatment even when
3846         TARGET_P9_VECTOR is true.  The special treatment emits code that
3847         does not depend on Power9 instructions.
3848         * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
3849         define_expand to not rely on AltiVec predicate framework.
3850         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3851         function.
3852         (vector_ne_v2di_p): Change this define_expand to not rely on
3853         AltiVec predicate framework.
3854         (vector_ae_v2di_p): New define_expand to represent vec_any_eq
3855         function.
3856         (vector_ne_<mode>_p): Change this define_expand to not rely on
3857         AltiVec predicate framework.
3858         (vector_ae_<mode>p): New define_expand to represent vec_any_eq
3859         function.
3860         * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
3861         (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
3862         define_insn pattern.
3863         (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
3864         define_insn pattern because the xvcmpne<VSs>. instruction is not
3865         supported.
3866         (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
3867         instruction is not supported.
3869 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
3871         * config/nvptx/nvptx.c: Include intl.h.
3873 2017-03-01  Martin Jambor  <mjambor@suse.cz>
3875         PR lto/78140
3876         * ipa-prop.h (ipa_bits): Removed field known.
3877         (ipa_jump_func): Removed field vr_known.  Changed fields bits and m_vr
3878         to pointers.  Adjusted their comments to warn about their sharing.
3879         (ipcp_transformation_summary): Change bits to a vector of pointers.
3880         (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
3881         (ipa_get_ipa_bits_for_value): Declare.
3882         * tree-vrp.h (value_range): Mark as GTY((for_user)).
3883         * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
3884         (ipa_bits_hash_table): Likewise.
3885         (ipa_vr_ggc_hash_traits): Likewise.
3886         (ipa_vr_hash_table): Likewise.
3887         (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
3888         being pointers and vr_known being removed.
3889         (ipa_set_jf_unknown): Likewise.
3890         (ipa_get_ipa_bits_for_value): New function.
3891         (ipa_set_jfunc_bits): Likewise.
3892         (ipa_get_value_range): New overloaded functions.
3893         (ipa_set_jfunc_vr): Likewise.
3894         (ipa_compute_jump_functions_for_edge): Use the above functions to
3895         construct bits and vr parts of jump functions.
3896         (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
3897         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3898         exist.
3899         (ipcp_grow_transformations_if_necessary): Also allocate
3900         ipa_bits_hash_table and ipa_vr_hash_table if they do not already
3901         exist.
3902         (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
3903         them.  Fix too long lines.
3904         (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
3905         vr_known being removed.
3906         (ipa_read_jump_function): Use new setter functions to construct bits
3907         and vr parts of jump functions or set them to NULL.
3908         (write_ipcp_transformation_info): Adjust for bits being pointers.
3909         (read_ipcp_transformation_info): Likewise.
3910         (ipcp_update_bits): Likewise.  Fix excessively long lines a trailing
3911         space.
3912         Include gt-ipa-prop.h.
3913         * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
3914         being pointers.
3915         (ipcp_store_bits_results): Likewise.
3916         (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
3917         Do not write to existing jump functions but use a temporary instead.
3919 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
3921         PR c++/79681
3922         * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
3923         attempt to use its first operand as BIT_FIELD_REF base.
3925 2017-03-01  Richard Biener  <rguenther@suse.de>
3927         PR middle-end/79721
3928         * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
3929         interpolating formula in wrapping arithmetic.
3930         (chrec_apply): Convert chrec_evaluate return value to wanted type.
3932 2017-03-01  Jakub Jelinek  <jakub@redhat.com>
3934         PR tree-optimization/79734
3935         * tree-vect-generic.c (expand_vector_condition): Optimize
3936         AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
3937         Handle VEC_COND_EXPR where comparison has different inner width from
3938         type's inner width.
3940 2017-02-28  Sandra Loosemore  <sandra@codesourcery.com>
3942         * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
3943         markup, and similar issues.  Remove @opindex entries for things
3944         that aren't options.  Add missing -mmpy-option entries.
3946 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
3948         PR tree-optimization/79737
3949         * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
3950         a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
3951         tmpbuf[byte_size - 1].  Call natice_encode_expr with byte_size - 1
3952         instead of byte_size.  Formatting fix.
3953         (shift_bytes_in_array_right): Formatting fix.
3955 2017-02-28  Eric Botcazou  <ebotcazou@adacore.com>
3957         PR target/79749
3958         * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
3959         condition on optimize for the leaf function test.
3961 2017-02-28  Martin Liska  <mliska@suse.cz>
3963         PR lto/79625
3964         * read-rtl-function.c (function_reader::handle_unknown_directive):
3965         Bail out when one uses -flto.
3967 2017-02-28  Martin Liska  <mliska@suse.cz>
3969         * common.opt: Replace space with tabular for options of <number>
3970         type.
3971         * config/i386/i386.opt: Show <number> value for
3972         -mlarge-data-threshold.
3973         * opts.c (print_filtered_help): Do not display number in hexadecimal
3974         format.
3976 2017-02-28  Martin Liska  <mliska@suse.cz>
3978         * common.opt: Fix --help=option -Q for options which are of
3979         an enum type.
3981 2017-02-28  Uros Bizjak  <ubizjak@gmail.com>
3983         * config/i386/i386.c (print_reg): Error out for values
3984         of 8-bit size in invalid integer register.
3986 2017-02-28  Martin Sebor  <msebor@redhat.com>
3988         PR tree-optimization/79691
3989         * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
3991 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
3993         PR target/79729
3994         * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
3995         gcc_unreachable with output_operand_lossage.
3997 2017-02-28  Richard Biener  <rguenther@suse.de>
3999         PR tree-optimization/79740
4000         * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
4001         inserts.
4002         (visit_nary_op): Insert the nary into the hashtable if we
4003         pattern-matched sth.
4004         * tree-ssa-pre.c (eliminate_insert): Robustify.
4006 2017-02-28  Richard Biener  <rguenther@suse.de>
4008         PR middle-end/79731
4009         * fold-const.c (decode_field_reference): Reject out-of-bound
4010         accesses.
4012 2017-02-28  Jakub Jelinek  <jakub@redhat.com>
4014         * config/i386/i386.c: Include intl.h.
4015         (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
4016         instead of just cond ? "..." : "...".
4017         * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
4018         * coverage.c (read_counts_file): Likewise.
4019         * omp-offload.c: Include intl.h.
4020         (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
4021         of just cond ? "..." : "...".
4022         * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
4023         of just cond ? "..." : "...".
4025 2017-02-28  Richard Earnshaw  <rearnsha@arm.com>
4027         PR target/79742
4028         * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
4029         entry, if present.
4030         * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
4031         'tune for' CPU name.
4032         * config/arm/arm-cpu-data.h: Regenerated.
4034 2017-02-28  Richard Biener  <rguenther@suse.de>
4036         PR tree-optimization/79732
4037         * tree-inline.c (expand_call_inline): Do not shadow var.
4039 2017-02-28  Richard Biener  <rguenther@suse.de>
4041         PR tree-optimization/79723
4042         * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
4043         address-space properly.
4045 2017-02-28  Thomas Schwinge  <thomas@codesourcery.com>
4047         * doc/optinfo.texi (Optimization groups): Fix option used for
4048         OPTGROUP_ALL.
4049         * doc/invoke.texi (-fopt-info): Document "omp".
4050         * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
4051         (OPTGROUP_ALL): Add OPTGROUP_OMP.
4052         * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
4053         * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
4054         * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
4056         * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP.  Adjust
4057         all users.
4058         * dumpfile.c (optgroup_options): Instead of "openmp", associate
4059         OPTGROUP_OMP with "omp".
4061 2017-02-27  Pat Haugen  <pthaugen@us.ibm.com>
4063         PR target/79544
4064         * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
4065         for arithmetic shift of unsigned V2DI.
4067 2017-02-27  Claudiu Zissulescu  <claziss@synopsys.com>
4069         * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
4070         arc/linux.h headers.
4071         * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
4072         (LINK_SPEC): Likewise.
4073         (ARC_TLS_EXTRA_START_SPEC): Likewise.
4074         (EXTRA_SPECS): Likewise.
4075         (STARTFILE_SPEC): Likewise.
4076         (ENDFILE_SPEC): Likewise.
4077         (LIB_SPEC): Likewise.
4078         (TARGET_SDATA_DEFAULT): Likewise.
4079         (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
4080         (MULTILIB_DEFAULTS): Likewise.
4081         (DWARF2_UNWIND_INFO): Likewise.
4082         * config/arc/big.h: New file.
4083         * config/arc/elf.h: Likewise.
4084         * config/arc/linux.h: Likewise.
4085         * config/arc/t-uClibc: Remove.
4087 2017-02-27  Bin Cheng  <bin.cheng@arm.com>
4089         PR tree-optimization/77536
4090         * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
4091         (tree_transform_and_unroll_loop): Use above function to compute the
4092         estimated niter of unrolled loop and use it when scaling profile.
4093         Also use count info rather than frequency if it's non-zero.
4094         * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
4095         * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
4096         (vect_transform_loop): Call above function.
4098 2017-02-27  Richard Biener  <rguenther@suse.de>
4100         PR tree-optimization/45397
4101         * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
4102         * tree-ssa-sccvn.c (valueized_wider_op): New helper.
4103         (visit_nary_op): Add pattern matching for CSEing sign-changed
4104         or truncated operations with wider ones.
4106 2017-02-27  Richard Biener  <rguenther@suse.de>
4108         PR tree-optimization/79690
4109         * tree-vect-stmts.c (vectorizable_store): Use vector type
4110         built from the DR with address-space.
4112 2017-02-26  Gerald Pfeifer  <gerald@pfeifer.com>
4114         * doc/invoke.texi (Optimize Options): Refine the description
4115         of asan-use-after-return.
4117 2017-02-25  Alan Modra  <amodra@gmail.com>
4119         PR rtl-optimization/79584
4120         * lra-constraints.c (base_to_reg): Reload ad->base, the entire
4121         base, not ad->base_term, the reg within base.  Remove assertion
4122         that ad->base == ad->base_term.  Replace gen_int_mode using
4123         bogus mode with const0_rtx.
4125 2017-02-25  Jakub Jelinek  <jakub@redhat.com>
4127         PR middle-end/79396
4128         * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
4129         FMA_EXPR like tcc_binary or tcc_unary.
4131         * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
4133         PR debug/77589
4134         * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
4135         bitfield.
4136         (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
4137         (output_loc_operands): Handle DW_OP_call_ref and
4138         DW_OP_GNU_variable_value.
4139         (struct variable_value_struct): New type.
4140         (struct variable_value_hasher): Likewise.
4141         (variable_value_hash): New variable.
4142         (string_types): Remove.
4143         (copy_loc_descr): New function.
4144         (add_loc_descr_to_each): Clarify comment.  Use copy_loc_descr.
4145         (prepend_loc_descr_to_each): New function.
4146         (add_loc_list): Fix comment typo.  Use prepend_loc_descr_to_each
4147         instead of add_loc_descr_to_each if the first argument is single
4148         location list and the second has multiple.
4149         (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
4150         (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
4151         when looking for variable value which doesn't have other location info.
4152         (loc_list_from_tree): Formatting fix.
4153         (gen_array_type_die): Simplify DW_AT_string_length handling.
4154         (adjust_string_types): Remove.
4155         (gen_subprogram_die): Don't call adjust_string_types nor test/set
4156         string_types.  Call resolve_variable_values.
4157         (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
4158         (resolve_addr_in_expr): Likewise.  Add A argument.
4159         (copy_deref_exprloc): Remove deref argument.  Adjust for the
4160         original expression being DW_OP_GNU_variable_value with optionally
4161         DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
4162         optionally after it.
4163         (optimize_string_length): Rework for DW_OP_GNU_variable_value.
4164         (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
4165         callers.  Set remove_AT_byte_size if removing DW_AT_string_length.
4166         (variable_value_hasher::hash, variable_value_hasher::equal): New
4167         methods.
4168         (resolve_variable_value_in_expr, resolve_variable_value,
4169         resolve_variable_values, note_variable_value_in_expr,
4170         note_variable_value): New functions.
4171         (dwarf2out_early_finish): Call note_variable_value on all toplevel
4172         DIEs.
4174 2017-02-24  Jakub Jelinek  <jakub@redhat.com>
4176         PR c/79677
4177         * opts.h (handle_generated_option): Add GENERATED_P argument.
4178         * opts-common.c (handle_option): Adjust function comment.
4179         (handle_generated_option): Add GENERATED_P argument, pass it to
4180         handle_option.
4181         (control_warning_option): Pass false to handle_generated_option
4182         GENERATED_P.
4183         * opts.c (maybe_default_option): Pass true to handle_generated_option
4184         GENERATED_P.
4185         * optc-gen.awk: Likewise.
4187 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4189         * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
4190         a REG, look at the REG it is a SUBREG of.
4191         (splitter for cmpeqsi_t): Ditto.
4193 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4195         * config/pa/pa.c (pa_combine_instructions): Do not share RTL.  Make
4196         the special USEs with the pattern of the insn, not the insn itself.
4198 2017-02-24  Matthew Fortune  <matthew.fortune@imgtec.com>
4200         PR target/79473
4201         * doc/invoke.texi: Document -mload-store-pairs.
4203 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4204             Sandra Loosemore  <sandra@codesourcery.com>
4206         * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
4207         argument isn't a CONST_INT.
4208         (nios2_alternate_compare_const): Assert op is a CONST_INT.
4209         (nios2_valid_compare_const_p): Assert op is a CONST_INT.
4210         (nios2_validate_compare): Bypass alternate compare logic if *op2
4211         is not a CONST_INT.
4212         (ldstwm_operation_p): Return false if first_base is not a REG or
4213         if first_offset is not a CONST_INT.
4215 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4217         * config/cris/cris.md: Use correct operand in a define_peephole2.
4219 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4221         * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
4223 2017-02-24  Segher Boessenkool  <segher@kernel.crashing.org>
4225         * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
4226         this_insn if it is an INSN or JUMP_INSN.
4227         (force_offsettable): Look at base, not at addr.
4228         * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
4229         on things that aren't necessarily CONST_INTs.
4231 2017-02-24  Uros Bizjak  <ubizjak@gmail.com>
4233         * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
4234         -mfpmath=sse is the default also for x86-32 targets with SSE2
4235         instruction set when @option{-ffast-math} is enabled
4237 2017-02-24  Jeff Law  <law@redhat.com>
4239         PR rtl-optimizatoin/79286
4240         * ira.c (update_equiv_regs): Drop may_trap_p exception to
4241         dominance test.
4243 2017-02-24  Richard Biener  <rguenther@suse.de>
4245         PR tree-optimization/79389
4246         * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
4247         debug insns.
4249 2017-02-24  Aldy Hernandez  <aldyh@redhat.com>
4251         * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
4252         function comment to reflect reality.
4253         (loop_exits_before_overflow): Fix typo in function description.
4255 2017-02-24  Richard Biener  <rguenther@suse.de>
4257         PR tree-optimization/79389
4258         * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
4259         properly that a threading opportunity exists.  Detect conditional
4260         copy/constant propagation opportunities.
4262 2017-02-23  Eric Botcazou  <ebotcazou@adacore.com>
4264         * config/visium/visium.md (type): Add trap.
4265         (b): New mode attribute.
4266         (*btst): Rename into...
4267         (*btst<mode>): ...this and adjust.
4268         (*cbranchsi4_btst_insn): Rename into...
4269         (*cbranch<mode>4_btst_insn): ...this and adjust.
4270         (trap): New define_insn.
4272 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
4274         PR tree-optimization/79389
4275         * ifcvt.c (struct noce_if_info): Add rev_cond field.
4276         (noce_reversed_cond_code): New function.
4277         (noce_emit_store_flag): Use rev_cond if non-NULL instead of
4278         reversed_comparison_code.  Formatting fix.
4279         (noce_try_store_flag): Test rev_cond != NULL in addition to
4280         reversed_comparison_code.
4281         (noce_try_store_flag_constants): Likewise.
4282         (noce_try_store_flag_mask): Likewise.
4283         (noce_try_addcc): Use rev_cond if non-NULL instead of
4284         reversed_comparison_code.
4285         (noce_try_cmove_arith): Likewise.  Formatting fixes.
4286         (noce_try_minmax, noce_try_abs): Clear rev_cond.
4287         (noce_find_if_block): Initialize rev_cond.
4288         (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
4289         instead of false as last argument never attempt to reverse it
4290         afterwards.
4292 2017-02-23  Bin Cheng  <bin.cheng@arm.com>
4294         PR tree-optimization/79663
4295         * tree-predcom.c (combine_chains): Process refs in reverse order
4296         only for ZERO length chains, and add explaining comment.
4298 2017-02-23  Jeff Law  <law@redhat.com>
4300         PR tree-optimization/79578
4301         * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
4302         in call to operand_equal_p.
4304 2017-01-23  Dominique d'Humieres  <dominiq@lps.ens.fr>
4306         PR target/71017
4307         * config/i386/cpuid.h: Fix another undefined behavior.
4309 2017-02-23  Richard Biener  <rguenther@suse.de>
4311         PR tree-optimization/79683
4312         * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
4313         vector types for data-refs.
4315 2017-02-23  Martin Liska  <mliska@suse.cz>
4317         * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
4319 2017-02-23  Jakub Jelinek  <jakub@redhat.com>
4321         PR middle-end/79665
4322         * internal-fn.c (get_range_pos_neg): Moved to ...
4323         * tree.c (get_range_pos_neg): ... here.  No longer static.
4324         * tree.h (get_range_pos_neg): New prototype.
4325         * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
4326         are known to be in between 0 and signed maximum inclusive, try to
4327         expand both unsigned and signed divmod and use the cheaper one from
4328         those.
4330 2017-02-22  Jeff Law  <law@redhat.com>
4332         PR tree-optimization/79578
4333         * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
4334         to compare base operands.
4336 2017-02-22  Segher Boessenkool  <segher@kernel.crashing.org>
4338         PR target/79211
4339         * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
4340         gpc_reg_operand instead of fpr_reg_operand.
4342 2017-02-22  Sameera Deshpande  <sameera.deshpande@imgtec.com>
4344         * config/mips/mips.c (mips_return_in_memory): Force FP
4345         vector types to be returned in memory for o32 ABI.
4347 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
4349         * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
4350         instead of DW_TAG_member for static data member declarations and don't
4351         set no_linkage_name for static inline data members.
4352         (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
4353         to DW_TAG_member.
4355 2017-02-22  Martin Liska  <mliska@suse.cz>
4357         * doc/invoke.texi: Replace inequality signs with square brackets
4358         for -Wnormalized.
4360 2017-02-22  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4362         PR tree-optimization/68644
4363         * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
4365 2017-02-22  Matthew Fortune  <matthew.fortune@imgtec.com>
4367         PR target/78660
4368         * lra-constraints.c (simplify_operand_subreg): Handle
4369         WORD_REGISTER_OPERATIONS targets.
4371 2017-02-22  Jakub Jelinek  <jakub@redhat.com>
4373         PR target/70465
4374         * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
4375         and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
4376         elimination by swapping fld*.
4378 2017-02-22  Richard Biener  <rguenther@suse.de>
4380         PR tree-optimization/79673
4381         * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
4382         convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
4383         irrelevant address-space qualifiers and avoiding a
4384         ADDR_SPACE_CONVERT_EXPR from fold_convert.
4386 2017-02-22  Richard Biener  <rguenther@suse.de>
4388         PR tree-optimization/79666
4389         * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
4390         to not symbolically negate if that may introduce undefined
4391         overflow.
4393 2017-02-22  Martin Liska  <mliska@suse.cz>
4395         PR lto/79587
4396         * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
4397         * data-streamer-out.c (streamer_write_gcov_count_stream):
4398         Likewise.
4399         * value-prof.c (stream_out_histogram_value): Make assert more
4400         precise based on type of counter.
4402 2017-02-21  Uros Bizjak  <ubizjak@gmail.com>
4404         PR target/79593
4405         * config/i386/i386.md (standard_x87sse_constant_load splitter):
4406         Use nonimmediate_operand instead of memory_operand for operand 1.
4407         (float-extend standard_x87sse_constant_load splitter): Ditto.
4409 2017-02-21 Jeff Law  <law@redhat.com>
4411         PR tree-optimization/79621
4412         * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
4413         blocks with edges to themselves.
4415 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
4417         PR target/79633
4418         * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
4419         is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
4420         Use gimple_call_builtin_p.
4422         PR target/79570
4423         * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
4424         on temporarily removed DEBUG_INSNs.
4426         PR tree-optimization/79649
4427         * tree-loop-distribution.c (classify_partition): Give up on
4428         non-generic address space loads/stores.
4430 2017-02-21  Aldy Hernandez  <aldyh@redhat.com>
4432         * doc/loop.texi (Loop manipulation): Remove nonexistent
4433         tree_ssa_loop_version from the documentation.
4434         * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
4436 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
4438         PR target/79494
4439         * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
4440         make_reg_eh_region_note_nothrow_nononlocal on call_insn.
4441         * config/rs6000/rs6000.c: Include except.h.
4442         (rs6000_expand_split_stack_prologue): Call
4443         make_reg_eh_region_note_nothrow_nononlocal on the call insn.
4445 2017-02-21  Martin Jambor  <mjambor@suse.cz>
4447         PR lto/79579
4448         * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
4449         have been analyzed.
4451 2017-02-21  Martin Jambor  <mjambor@suse.cz>
4453         * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
4454         for backward compatibility only.
4455         * doc/invoke.texi (Option Summary): Remove all references to
4456         -fipa-cp-alignment.
4458 2017-02-21  Matthew Fortune  <matthew.fortune@imgtec.com>
4460         PR target/78660
4461         Revert:
4462         2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
4464         * lra-constraints.c (curr_insn_transform): Handle
4465         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4467 2017-02-21  Martin Liska  <mliska@suse.cz>
4469         * config/i386/i386.opt: Replace -masm-dialect with -masm.
4471 2017-02-21  Thomas Schwinge  <thomas@codesourcery.com>
4473         PR translation/79638
4474         * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
4476 2017-02-21  Eric Botcazou  <ebotcazou@adacore.com>
4478         PR ada/67205
4479         * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
4480         (arm_function_ok_for_sibcall): Return false for an indirect call by
4481         descriptor if all the argument registers are used.
4482         (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
4483         alignment of the function.
4485 2017-02-21  Jakub Jelinek  <jakub@redhat.com>
4487         PR tree-optimization/61441
4488         * simplify-rtx.c (simplify_const_unary_operation): For
4489         -fsignaling-nans and sNaN operand, return NULL_RTX rather than
4490         the sNaN unmodified.
4492 2017-02-20  Bernd Edlinger  <bernd.edlinger@hotmail.de>
4494         * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4495         (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4496         instead of SYSTEM_HEADER_DIR.
4498 2017-02-20  Gerald Pfeifer  <gerald@pfeifer.com>
4499             Martin LiÅ¡ka  <mliska@suse.cz>
4501         * doc/invoke.texi (use-after-scope-direct-emission-threshold):
4502         Fix typos and grammar, use active voice, and clarify.
4504 2017-02-20  Marek Polacek  <polacek@redhat.com>
4506         PR middle-end/79537
4507         * gimplify.c (gimplify_expr): Handle unused *&&L;.
4509         PR sanitizer/79558
4510         * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
4512 2017-02-20  Jakub Jelinek  <jakub@redhat.com>
4514         PR target/79568
4515         * config/i386/i386.c (ix86_expand_builtin): Handle
4516         OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
4517         ix86_builtins_isa[fcode].isa as a requirement of those
4518         flags and any other flag in the bitmask.
4519         (ix86_init_mmx_sse_builtins): Use 0 instead of
4520         ~OPTION_MASK_ISA_64BIT as mask.
4521         * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
4522         __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
4523         __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
4524         __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
4526 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
4528         PR target/78012
4529         * lra-constraints.c (split_reg): Check requested split mode
4530         is supported by the register.
4532 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
4534         * lra-constraints.c (simplify_operand_subreg): Remove early
4535         return false.
4537 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
4539         PR target/78660
4540         * lra-constraints.c (curr_insn_transform): Tighten condition
4541         for converting SUBREG reloads from OP_OUT to OP_INOUT.
4543 2017-02-20  Matthew Fortune  <matthew.fortune@imgtec.com>
4545         PR target/78660
4546         * lra-constraints.c (curr_insn_transform): Handle
4547         WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
4549 2017-02-19  Uros Bizjak  <ubizjak@gmail.com>
4551         Revert:
4552         2016-05-30  Uros Bizjak  <ubizjak@gmail.com>
4554         * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
4556 2017-02-19  Jonathan Wakely  <jwakely@redhat.com>
4558         PR c++/69523
4559         * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
4560         description.
4562 2017-02-19  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4564         * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
4565         for FMA_EXPR.
4567 2017-02-18  Jakub Jelinek  <jakub@redhat.com>
4569         * final.c (last_columnnum, override_columnnum): New variables.
4570         (final_start_function): Set last_columnnum, pass it to begin_prologue
4571         hook and pass 0 to dwarf2out_begin_prologue.
4572         (final_scan_insn): Update override_columnnum.  Pass last_columnnum
4573         to source_line debug hook.
4574         (notice_source_line): Compute last_columnnum and for debug_column_info
4575         return true on column changes.
4576         * debug.h (struct gcc_debug_hooks): Add column argument to
4577         source_line and begin_prologue hooks.
4578         (debug_nothing_int_charstar_int_bool): Remove prototype.
4579         (debug_nothing_int_int_charstar,
4580         debug_nothing_int_int_charstar_int_bool): New prototypes.
4581         (dwarf2out_begin_prologue): Add column argument.
4582         * debug.c (do_nothing_debug_hooks): Adjust source_line and
4583         begin_prologue hooks.
4584         (debug_nothing_int_charstar_int_bool): Remove.
4585         (debug_nothing_int_int_charstar,
4586         debug_nothing_int_int_charstar_int_bool): New functions.
4587         * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
4588         through to dwarf2out_source_line.
4589         (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
4590         (dwarf2out_source_line): Add column argument, emit it if requested.
4591         * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
4592         arguments.
4593         * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4594         * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
4595         * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
4596         through to dwarf2out_begin_prologue.
4597         (vmsdbgout_source_line): Add column argument, pass it through to
4598         dwarf2out_source_line.
4599         * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
4600         dbxout_source_line caller.
4601         (dbxout_source_line): Add column argument.
4603         * common.opt (gno-column-info, gcolumn-info): New options.
4604         * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
4605         (check_die): Also test for multiple DW_AT_decl_column attributes.
4606         (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
4607         DW_AT_decl_column if requested.
4608         (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
4609         if requested.
4610         (gen_variable_die): Likewise.
4611         (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
4612         * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
4614         PR target/79569
4615         * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
4616         * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
4617         (ix86_handle_option): Handle OPT_m3dnowa.
4618         * doc/invoke.texi (-m3dnowa): Document.
4619         * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
4620         -m3dnowa instead of -m3dnow -march=athlon.
4622         PR target/79559
4623         * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
4624         instead of gcc_assert for K, r and R code checks.  Formatting fixes.
4626 2017-02-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
4628         PR target/79261
4629         * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
4630         support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
4631         * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
4632         generator for vsx_xxpermdi_<mode>_be.
4633         * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
4634         force big-endian semantics.
4635         (vsx_xxpermdi_<mode>_be): New define_expand with same
4636         implementation as previous version of vsx_xxpermdi_<mode>.
4638 2017-02-17  Jakub Jelinek  <jakub@redhat.com>
4640         PR tree-optimization/79327
4641         * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
4642         variable, its initialization and use.
4644 2017-02-17  Julia Koval  <julia.koval@intel.com>
4646         * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
4647         (OPTION_MASK_ISA_PKU_UNSET): New.
4648         (ix86_handle_option): Handle -mrdpid.
4649         * config/i386/cpuid.h (bit_RDPID): New.
4650         * config/i386/driver-i386.c (host_detect_local_cpu):
4651         Detect RDPID feature.
4652         * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
4653         * config/i386/i386-c.c (ix86_target_macros_internal):
4654         Handle RDPID flag.
4655         * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
4656         (ix86_valid_target_attribute_inner_p): Add "rdpid".
4657         (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
4658         * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
4659         * config/i386/i386.md (define_insn "rdpid"): New.
4660         * config/i386/i386.opt Add -mrdpid.
4661         * config/i386/immintrin.h (_rdpid_u32): New.
4663 2017-02-17  Vladimir Makarov  <vmakarov@redhat.com>
4665         PR rtl-optimization/79541
4666         * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
4667         instead of transforming it into USE.
4669 2017-02-17  Segher Boessenkool  <segher@kernel.crashing.org>
4671         * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
4672         If HONOR_SNANS (SFmode) force the input to a register.
4673         (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
4674         (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
4675         an frsp or similar insn.
4677 2017-02-17  Martin Liska  <mliska@suse.cz>
4679         PR rtl-optimization/79577
4680         * params.def (selsched-max-sched-times): Increase minimum to 1.
4682 2017-02-17  Martin Liska  <mliska@suse.cz>
4684         PR rtl-optimization/79574
4685         * gcse.c (want_to_gcse_p): Prevent integer overflow.
4687 2017-02-17  Martin Liska  <mliska@suse.cz>
4689         PR tree-optimization/79529
4690         * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
4691         ssa_defined_default_def_p to handle cases which are implicitly
4692         defined.
4693         * tree-ssa.c (ssa_defined_default_def_p): New function.
4694         (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
4695         which are implicitly defined.
4696         * tree-ssa.h (ssa_defined_default_def_p): Declare.
4698 2017-02-17  Richard Biener  <rguenther@suse.de>
4700         PR middle-end/79576
4701         * params.def (max-ssa-name-query-depth): Limit to 10.
4703 2017-02-17  Richard Biener  <rguenther@suse.de>
4705         PR tree-optimization/79552
4706         * tree-ssa-structalias.c (visit_loadstore): Properly verify
4707         default defs.
4709 2017-02-17  Richard Biener  <rguenther@suse.de>
4711         PR bootstrap/79567
4712         * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
4714 2017-02-17  Marek Polacek  <polacek@redhat.com>
4716         PR middle-end/79536
4717         * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
4718         (fold_negate_expr): New wrapper.
4720 2017-02-16  Sandra Loosemore  <sandra@codesourcery.com>
4722         * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]: 
4723         Correct terminology and de-emphasize pre-standard behavior.
4725 2017-02-16  Alan Modra  <amodra@gmail.com>
4727         PR rtl-optimization/79286
4728         * ira.c (def_dominates_uses): New function.
4729         (update_equiv_regs): Don't create an equivalence for insns that
4730         may trap where the register def does not dominate the use.
4732 2017-02-16  Vladimir Makarov  <vmakarov@redhat.com>
4734         PR rtl-optimization/78127
4735         * lra.c (lra): Call lra_eliminate before finish the loop after
4736         lra_constraint.
4738 2017-02-16  Richard Biener  <rguenther@suse.de>
4740         * graphite.h: Do not include isl/isl_val_gmp.h, instead include
4741         isl/isl_val.h.
4742         * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
4743         (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
4744         * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
4745         (isl_val_int_from_wi): New function.
4746         (extract_affine_gmp): Rename to ...
4747         (extract_affine_wi): ... this, take a widest_int.
4748         (extract_affine_int): Just wrap extract_affine_wi.
4749         (add_param_constraints): Use isl_val_int_from_wi.
4750         (add_loop_constraints): Likewise, and extract_affine_wi.
4752 2017-02-15 Jeff Law  <law@redhat.com>
4754         PR middle-end/79521
4755         * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
4756         ira_init_register_move_cost_if_necessary.
4758 2017-02-15  Martin Sebor  <msebor@redhat.com>
4760         PR middle-end/32003
4761         * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
4762         removed in a prior commit.
4764 2017-02-15  Bin Cheng  <bin.cheng@arm.com>
4766         PR tree-optimization/79347
4767         * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
4768         counters during peeling.
4770 2017-02-15  Thomas Schwinge  <thomas@codesourcery.com>
4772         * Makefile.in (site.exp): Remove "set ISLVER".
4774 2017-02-15  Jakub Jelinek  <jakub@redhat.com>
4776         PR target/79487
4777         * real.c (real_from_integer): Call real_convert even for decimal.
4779 2017-02-15  Dominik Vogt  <vogt@linux.vnet.ibm.com>
4781         PR target/79421
4782         * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
4784 2017-02-14  Andrew Pinski  <apinski@cavium.com>
4786         * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
4787         cores and change the partno/implementer to be correct.
4788         (thunderx2t99p1): New core which replaces thunderx2t99 and still has
4789         the 'B" as the implementer.
4790         * config/aarch64/aarch64-tune.md: Regenerate.
4792 2017-02-14  Carl Love  <cel@us.ibm.com>
4794         * config/rs6000/rs6000.c: Add case statement entry to make the
4795         xvcvuxdsp built-in argument unsigned.
4796         * config/rs6000/vsx.md: Fix the source and return operand types so they
4797         match the instruction definitions from the ISA document.  Fix typo
4798         in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
4799         statement.
4801 2017-02-14  Vladimir Makarov  <vmakarov@redhat.com>
4803         PR target/79282
4804         * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
4805         member early_clobber_alts.
4806         * lra-lives.c (reg_early_clobber_p): New.
4807         (process_bb_lives): Use it.
4808         * lra.c (new_insn_reg): New arg early_clobber_alts.  Use it.
4809         (debug_operand_data): Initialize early_clobber_alts.
4810         (setup_operand_alternative): Set up early_clobber_alts.
4811         (collect_non_operand_hard_regs): Ditto.  Pass early clobber
4812         alternatives to new_insn_reg.
4813         (add_regs_to_insn_regno_info): Add arg early_clobber_alts.  Use
4814         it.
4815         (lra_update_insn_regno_info): Pass the new arg.
4817 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
4819         PR middle-end/79505
4820         * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
4821         (new_oacc_loop_raw): Don't clear already cleared fields.
4823         PR target/79481
4824         * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
4825         _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
4826         _mm512_prefetch_i64gather_ps): New inline functions and macros.
4828 2017-02-14  Uros Bizjak  <ubizjak@gmail.com>
4830         PR target/79495
4831         * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
4833 2017-02-14  H.J. Lu  <hongjiu.lu@intel.com>
4835         PR target/79498
4836         * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
4837         the extra instruction to the right place to store 128-bit constant
4838         when needed.
4840 2017-02-14  Martin Sebor  <msebor@redhat.com>
4842         PR middle-end/79448
4843         * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
4844           warning for strings of unknown length.
4846 2017-02-13  Segher Boessenkool  <segher@kernel.crashing.org>
4848         * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
4850 2017-02-14 Jeff Law  <law@redhat.com>
4852         PR target/79404
4853         * ira-costs.c (scan_one_insn): Initialize register move costs
4854         for pseudos seen in USE/CLOBBER insns.
4856         PR tree-optimization/79095
4857         * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
4858         if the numerator has the range ~[0,0] make the resultant range ~[0,0].
4859         (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
4860         if the operands are known to be not equal, then the resulting range
4861         is ~[0,0].
4862         (intersect_ranges): If the new range is ~[0,0] and the old range is
4863         wide, then prefer ~[0,0].
4864         * tree-vrp.c (overflow_comparison_p_1): New function.
4865         (overflow_comparison_p): New function.
4866         * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
4867         if NAME is used in an overflow test.
4868         (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
4869         overflow check that can be expressed as an equality test, then adjust
4870         ops to be that equality test.
4872 2017-02-14  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
4874         * config/s390/s390-builtin-types.def: Remove flags argument.
4875         * config/s390/s390.c (s390_init_builtins): Likewise.
4877 2017-02-14  Martin Liska  <mliska@suse.cz>
4879         * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
4880         vector.  Fix trailing white spaces.
4882 2017-02-14  James Greenhalgh  <james.greenhalgh@arm.com>
4884         * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
4885         HFmode.
4887 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4889         PR rtl-optimization/68664
4890         * config/arm/arm.c (arm_sched_can_speculate_insn):
4891         New function.  Declare prototype.
4892         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4894 2017-02-14  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4896         PR rtl-optimization/68664
4897         * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
4898         New function.
4899         (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
4901 2017-02-14  Amit Pawar  <amit.pawar@amd.com>
4903         * config/i386/i386.c (znver1_cost): Fix the alignment for function and
4904         max skip bytes for function, loop and jump.
4906 2017-02-14  Prathamesh Kulkarni  <prathamesh.kulkarni@linaro.org>
4908         * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
4909         ABS_EXPR for gimple dump.
4911 2017-02-14  Jakub Jelinek  <jakub@redhat.com>
4913         PR target/79462
4914         * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
4916         PR tree-optimization/79408
4917         * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
4918         case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
4919         (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
4920         also if rhs1 is INTEGER_CST.
4922 2017-02-14  Richard Biener  <rguenther@suse.de>
4924         PR middle-end/79432
4925         * tree-into-ssa.c (insert_phi_nodes): When the function can
4926         have abnormal edges rewrite SSA names with broken use-def
4927         dominance out of SSA and register them for PHI insertion.
4929 2017-02-13  Martin Sebor  <msebor@redhat.com>
4931         PR middle-end/79496
4932         * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
4933         clearing info.nowrite flag when snprintf size argument is a range.
4935 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
4937         * cprop.c (cprop_jump): Add missing space in string literal.
4938         * tree-ssa-structalias.c (rewrite_constraints): Likewise.
4939         (get_constraint_for_component_ref): Likewise.
4940         * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
4941         * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
4942         * lra-constraints.c (process_alt_operands): Likewise.
4943         * ipa-inline.c (inline_small_functions): Likewise.
4944         * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
4945         * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
4946         * trans-mem.c (diagnose_tm_1_op): Likewise.
4947         * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
4948         (grid_parallel_clauses_gridifiable): Likewise.
4950         * config/nvptx/mkoffload.c (process): Add space in between
4951         , and %d.
4953         * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
4954         "MOD4_SSE_REGS" and "ALL_REGS".
4956         * spellcheck.c (test_data): Add , in between "foo" and "food".
4958 2017-02-13  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
4960         PR target/79449
4961         * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
4962         boundary crossing check and subsequent code generation agree.
4964 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4966         * config/aarch64/aarch64.c (has_memory_op): Delete.
4967         (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
4968         has_memory_op.
4970 2017-02-13  Jakub Jelinek  <jakub@redhat.com>
4972         PR rtl-optimization/79388
4973         PR rtl-optimization/79450
4974         * combine.c (distribute_notes): When removing TEM_INSN for which
4975         corresponding dest has last value recorded, invalidate that last
4976         value.
4978 2017-02-13  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
4980         * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
4981         of explicit '@'.  Add missing assembly comment marker on branch costs
4982         printout.
4984 2017-02-13  Nathan Sidwell  <nathan@acm.org>
4986         * gengtype-lex.l (<in_struct>): Add '/'.
4988 2017-02-13  Martin Liska  <mliska@suse.cz>
4990         PR c/79471
4991         * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
4993 2017-02-13  Richard Biener  <rguenther@suse.de>
4995         * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
4996         Remove.
4997         * configure: Re-generate.
4998         * config.in: Likewise.
4999         * graphite-dependences.c: Simplify as if
5000         HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
5001         * graphite-isl-ast-to-gimple.c: Likewise.
5002         * graphite-optimize-isl.c: Likewise.
5003         * graphite-poly.c: Likewise.
5004         * graphite-sese-to-poly.c: Likewise.
5005         * graphite.h: Likewise.
5006         * toplev.c: Include isl/version.h and use isl_version () for
5007         printing the ISL version.
5008         * doc/install.texi: Update ISL requirement.
5010 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
5012         * doc/standards.texi (Standards): Update reference to
5013         Objective-C 2.0.
5015 2017-02-12  Gerald Pfeifer  <gerald@pfeifer.com>
5016         
5017         * doc/extend.texi (Named Address Spaces): sourceware.org now
5018         defaults to https.
5019         * doc/install.texi (Binaries): Ditto.
5020         (Specific): Ditto.
5022 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
5024         * doc/cpp.texi: Replace "stringify"/"stringification" with C 
5025         standard terminology "stringize"/"stringizing" throughout.
5026         * doc/cppinternals.texi: Likewise.
5028 2017-02-11  Sandra Loosemore  <sandra@codesourcery.com>
5030         * doc/extend.texi: Fix some spelling mistakes and typos.
5031         * doc/invoke.texi: Likewise.
5033 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
5035         PR ipa/79224
5036         * params.def (inline-min-speedup) Change from 10 to 8.
5038 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
5040         * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
5041         4.5.
5043 2017-02-11  Jan Hubicka  <hubicka@ucw.cz>
5045         PR ipa/79224
5046         * ipa-inline-analysis.c (get_minimal_bb): New function.
5047         (record_modified): Use it.
5048         (remap_edge_change_prob): Handle also ancestor functions.
5050 2017-02-11  Gerald Pfeifer  <gerald@pfeifer.com>
5052         * doc/contrib.texi (Contributors): Remove broken link into
5053         the Mauve CVS repository.
5055 2017-02-11  Jakub Jelinek  <jakub@redhat.com>
5057         PR middle-end/79454
5058         * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
5059         result computation whenever lhs doesn't have vector mode, not
5060         just when it has BLKmode.
5062 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
5064         * doc/makefile.texi (profiledbootstrap): Refer to the
5065         installation instructions only in textual form.
5067 2017-02-10  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
5069         PR target/79295
5070         * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
5072 2017-02-10  Gerald Pfeifer  <gerald@pfeifer.com>
5074         * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
5075         (Specific): Update mingw-w64 reference.
5076         (Binaries): Ditto.
5077         (Specific): Remove broken link to Renesas RX processor.
5079 2017-02-10  Richard Biener  <rguenther@suse.de>
5081         * toplev.c (process_options): Do not mention obsolete graphite
5082         options when printing sorry message about missing graphite support.
5083         Mention -floop-nest-optimize.
5085 2017-02-10  Christophe Lyon  <christophe.lyon@linaro.org>
5087         * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
5088         (vtst_p16): Likewise.
5089         (vtstq_p8): Likewise.
5090         (vtstq_p16): Likewise.
5091         (vtst_p64): New.
5092         (vtstq_p64): Likewise.
5093         * config/arm/arm_neon.h (vgetq_lane_p64): New.
5094         (vset_lane_p64): New.
5095         (vsetq_lane_p64): New.
5097 2017-02-10  Jakub Jelinek  <jakub@redhat.com>
5099         PR tree-optimization/79411
5100         * tree-ssa-reassoc.c (is_reassociable_op): Return false if
5101         stmt operands are SSA_NAMEs used in abnormal phis.
5102         (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
5103         phis.
5105 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
5107         PR ipa/70795
5108         * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
5109         flag if needed.
5111 2017-02-09  Jan Hubicka  <hubicka@ucw.cz>
5113         * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
5115 2017-02-09  Jakub Jelinek  <jakub@redhat.com>
5117         * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
5118         to avoid warning.
5120         PR c/79413
5121         * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
5122         not arbitrary TREE_CONSTANT.
5124         PR c/79431
5125         * gimplify.c (gimplify_adjust_omp_clauses): Ignore
5126         "omp declare target link" attribute unless is_global_var.
5127         * omp-offload.c (find_link_var_op): Likewise.
5129 2017-02-09  Nathan Sidwell  <nathan@codesourcery.com>
5130             Chung-Lin Tang  <cltang@codesourcery.com>
5132         * gimplify.c (gimplify_scan_omp_clauses): No special handling for
5133         OMP_CLAUSE_TILE.
5134         (gimplify_adjust_omp_clauses): Don't delete TILE.
5135         (gimplify_omp_for): Deal with TILE.
5136         * internal-fn.c (expand_GOACC_TILE): New function.
5137         * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
5138         (GOACC_TILE): New.
5139         * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
5140         (expand_oacc_collapse_init): Add LOC paramter.  Initialize tile
5141         element fields.
5142         (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
5143         avoid DIV for outermost collapse var.
5144         (expand_oacc_for): Insert tile element loop as needed.  Adjust.
5145         Remove out of date comments, fix whitespace.
5146         * omp-general.c (omp_extract_for_data): Deal with tiling.
5147         * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
5148         adjust OLF_DIM_BASE value.
5149         (struct omp_for_data): Add tiling field.
5150         * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
5151         (lower_oacc_head_mark): Add OLF_TILE as appropriate.  Ensure 2 levels
5152         for auto loops.  Remove default auto determining, moved to
5153         oacc_loop_fixed_partitions.
5154         * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
5155         stmts, add e_mask field.
5156         (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
5157         (oacc_thread_numbers): Use oacc_dim_call.
5158         (oacc_xform_tile): New.
5159         (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
5160         (finish_oacc_loop): Adjust for ifns vector.
5161         (oacc_loop_discover_walk): Append loop abstraction sites to list,
5162         add case for GOACC_TILE fns.
5163         (oacc_loop_xform_loop): Delete.
5164         (oacc_loop_process): Iterate over call list directly, and add
5165         handling for GOACC_TILE fns.
5166         (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
5167         dump partitioning.
5168         (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
5169         vector partitioning to outer loops.  Assign 2 partitions to loops
5170         when available. Add TILE handling.
5171         (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
5172         (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
5173         * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
5174         * tree.c (omp_clause_num_ops): Adjust TILE ops.
5175         * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
5177 2017-02-09  Gerald Pfeifer  <gerald@pfeifer.com>
5179         * configure.ac (ACX_BUGURL): Update.
5180         * configure: Regenerate.
5182 2017-02-09  Richard Biener  <rguenther@suse.de>
5184         PR tree-optimization/69823
5185         * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
5186         Properly enumerate all BBs in the region.  Use auto_vec/auto_bitmap.
5188 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
5190         * config/arc/arc-c.def: Add __NPS400__ definition.
5191         * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
5192         (TARGET_NPS400): Define.
5194 2017-02-09  Andrew Burgess  <andrew.burgess@embecosm.com>
5196         * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
5197         file.
5198         (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
5199         pointer, arch_info.
5200         (arc_cpu_types): Fill the arch_info field with a pointer into the
5201         arc_arch_types table.
5202         (arc_selected_cpu): Declare.
5203         * config/arc/arc.c (arc_selected_cpu): Make global.
5204         (arc_selected_arch): Delete.
5205         (arc_base_cpu): Delete.
5206         (arc_override_options): Remove references to deleted variables,
5207         update access to arch information.
5208         (ARC_OPT): Update access to arch information.
5209         (ARC_OPTX): Likewise.
5210         * config/arc/arc.h (arc_base_cpu): Remove declaration.
5211         (TARGET_ARC600): Update access to arch information.
5212         (TARGET_ARC601): Likewise.
5213         (TARGET_ARC700): Likewise.
5214         (TARGET_EM): Likewise.
5215         (TARGET_HS): Likewise.
5216         * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
5217         information.
5219 2017-02-08  Pat Haugen  <pthaugen@us.ibm.com>
5221         PR target/78604
5222         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
5223         condition/operands for integer GE/LE/GEU/LEU operations.
5225 2017-02-08  Segher Boessenkool  <segher@kernel.crashing.org>
5227         PR translation/79397
5228         * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
5229         of AltiVec.
5231 2017-02-08  Martin Jambor  <mjambor@suse.cz>
5233         PR ipa/79375
5234         * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
5235         whether allocation happened.
5236         (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
5237         nothing was allocated.
5239 2017-02-08  Jakub Jelinek  <jakub@redhat.com>
5241         PR tree-optimization/79408
5242         * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
5243         constant, but SSA_NAME with a known integer range, use the minimum
5244         of that range instead of op1 to determine if modulo can be replaced
5245         with its first operand.
5247 2016-02-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
5249         * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
5251 2017-02-08  Richard Biener  <rguenther@suse.de>
5253         PR tree-optimization/71824
5254         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5255         Check all loops contained in the merged region.
5257 2017-02-07  Andrew Pinski  <apinski@cavium.com>
5259         * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
5261 2017-02-07  Andrew Pinski  <apinski@cavium.com>
5263         * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
5264         (thunderxt88): Likewise.
5265         (thunderxt81): Disable LSE and change v8.1 to v8.
5266         (thunderxt83): Likewise.
5268 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
5269             Richard Biener  <rguenther@suse.de>
5271         PR middle-end/79399
5272         * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
5273         type from int to size_t.
5274         * ira-costs.c (struct_costs_size): Change type from int to size_t.
5276 2017-02-07  Jakub Jelinek  <jakub@redhat.com>
5278         PR rtl-optimization/79386
5279         * cprop.c (bypass_conditional_jumps): Initialize
5280         bypass_last_basic_block already before splitting bbs after
5281         unconditional traps...
5282         (bypass_conditional_jumps): ... rather than here.
5284         PR target/79299
5285         * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
5286         (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
5287         *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
5288         fix -masm=intel patterns.
5290 2017-02-07  Richard Biener  <rguenther@suse.de>
5292         PR tree-optimization/79256
5293         PR middle-end/79278
5294         * builtins.c (get_object_alignment_2): Use min_align_of_type
5295         to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
5296         and ADJUST_FIELD_ALIGN.
5298         * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
5299         type parameter.
5300         * doc/tm.texi: Regenerate.
5301         * stor-layout.c (layout_decl): Adjust.
5302         (update_alignment_for_field): Likewise.
5303         (place_field): Likewise.
5304         (min_align_of_type): Likewise.
5305         * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
5306         * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
5307         * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
5308         * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
5309         * config/frv/frv.c (frv_adjust_field_align): Likewise.
5310         * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
5311         * config/i386/i386.c (x86_field_alignment): Likewise.
5312         * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
5313         * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
5314         * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
5315         * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
5316         * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
5317         * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
5318          Likewise.
5320         Revert
5321         2017-01-30  Richard Biener  <rguenther@suse.de>
5323         PR tree-optimization/79256
5324         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5325         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5326         alignment on TYPE.
5328 2017-02-07  Toma Tabacu  <toma.tabacu@imgtec.com>
5330         * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
5331         argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
5332         builtins to SImode and emit a zero-extend, if necessary.
5334 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
5336         * docs/invoke.texi (RISC-V Options): Alphabetize.
5338 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
5340         * doc/invoke.texi (RISC-V Options): Use two spaces to separate
5341         options.
5343 2017-02-06  Palmer Dabbelt  <palmer@dabbelt.com>
5345         * config/riscv/riscv.c: New file.
5346         * gcc/common/config/riscv/riscv-common.c: Likewise.
5347         * config.gcc: Likewise.
5348         * config/riscv/constraints.md: Likewise.
5349         * config/riscv/elf.h: Likewise.
5350         * config/riscv/generic.md: Likewise.
5351         * config/riscv/linux.h: Likewise.
5352         * config/riscv/multilib-generator: Likewise.
5353         * config/riscv/peephole.md: Likewise.
5354         * config/riscv/pic.md: Likewise.
5355         * config/riscv/predicates.md: Likewise.
5356         * config/riscv/riscv-builtins.c: Likewise.
5357         * config/riscv/riscv-c.c: Likewise.
5358         * config/riscv/riscv-ftypes.def: Likewise.
5359         * config/riscv/riscv-modes.def: Likewise.
5360         * config/riscv/riscv-opts.h: Likewise.
5361         * config/riscv/riscv-protos.h: Likewise.
5362         * config/riscv/riscv.h: Likewise.
5363         * config/riscv/riscv.md: Likewise.
5364         * config/riscv/riscv.opt: Likewise.
5365         * config/riscv/sync.md: Likewise.
5366         * config/riscv/t-elf-multilib: Likewise.
5367         * config/riscv/t-linux: Likewise.
5368         * config/riscv/t-linux-multilib: Likewise.
5369         * config/riscv/t-riscv: Likewise.
5370         * configure.ac: Likewise.
5371         * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
5372         Waterman as RISC-V maintainers.
5373         * doc/install.texi: Add RISC-V entries.
5374         * doc/invoke.texi: Add RISC-V options section.
5375         * doc/md.texi: Add RISC-V constraints section.
5376         * configure: Regenerated.
5378 2017-02-06  Michael Meissner  <meissner@linux.vnet.ibm.com>
5380         PR target/66144
5381         * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
5382         false values to be constant vectors with all 0 or all 1 bits set.
5383         (vcondu<mode><mode>): Likewise.
5384         * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
5385         predicate.
5386         (fpmask_comparison_operator): Update comment.
5387         (vecint_comparison_operator): New predicate.
5388         * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
5389         vector conditionals when the true and false values are constant
5390         vectors with all 0 bits or all 1 bits set.
5392 2017-02-06  Martin Sebor  <msebor@redhat.com>
5394         PR  tree-optimization/79376
5395         * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
5397 2017-02-06  Uros Bizjak  <ubizjak@gmail.com>
5399         * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
5400         explicit subreg RTX with operand 1.  Use VECTOR_MODE_P predicate
5401         to simplify split condition.
5403 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
5405         * omp-expand.c (oxpand_omp_atomic_fetch_op,
5406         expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
5407         false.
5409 2017-02-06  Segher Boessenkool  <segher@kernel.crashing.org>
5411         PR rtl-optimization/68664
5412         * target.def (can_speculate_insn): New hook.
5413         * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
5414         * doc/tm.texi: Regenerate.
5415         * sched-rgn.c (can_schedule_ready_p): Use the new hook.
5416         * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
5417         (rs6000_sched_can_speculate_insn): New function.
5419 2017-02-06  Jakub Jelinek  <jakub@redhat.com>
5421         PR tree-optimization/79284
5422         * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
5423         * tree-vect-stmts.c (vect_get_vec_def_for_operand,
5424         vectorizable_mask_load_store, vectorizable_operation,
5425         vect_is_simple_cond, get_same_sized_vectype): Use it instead
5426         of comparing TREE_CODE of a type against BOOLEAN_TYPE.
5427         * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
5428         vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
5429         * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
5430         * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
5431         Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
5432         is_gimple_assign (stmt).  Replace another such test with
5433         is_gimple_assign (stmt).
5435 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
5437         PR target/78883
5438         * config/avr/avr.c (rtl-iter.h): Include it.
5439         (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
5440         (avr_legitimate_combined_insn): ...and implementation.
5442 2017-02-06  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5444         * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
5445         * config/s390/s390.c (s390_const_operand_ok)
5446         (s390_canonicalize_comparison, s390_extract_part)
5447         (s390_single_part, s390_contiguous_bitmask_nowrap_p)
5448         (s390_contiguous_bitmask_p, s390_rtx_costs)
5449         (legitimize_pic_address): Likewise.
5450         * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
5451         * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
5452         ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
5453         ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
5454         * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
5456 2017-02-06  Georg-Johann Lay  <avr@gjlay.de>
5458         * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
5459         REGNO($0) == REGNO($1).
5461 2017-02-06  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5463         * config/s390/linux.h(SIZE_TYPE): Add comment.
5465 2017-02-06  Julian Brown  <julian@codesourcery.com>
5466             Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
5467             Virendra Pathak  <virendra.pathak@broadcom.com>
5469         * config/aarch64/aarch64-cores.def: Change the scheduler
5470         to Thunderx2t99.
5471         * config/aarch64/aarch64.md: Include thunderx2t99.md.
5472         * config/aarch64/thunderx2t99.md: New file.
5474 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
5476         * doc/standards.texi (Go Language): Update link to language
5477         standard.
5479 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
5481         * tree-eh.c (lower_resx): Sanitize profile.
5482         (cleanup_empty_eh_move_lp): Likewise.
5484 2017-02-05  Jan Hubicka  <hubicka@ucw.cz>
5486         PR tree-ssa/79347
5487         * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
5488         ELSE_PROB.
5489         * cfgloopmanip.h (loop_version): Update prototype.
5490         * modulo-sched.c (sms_schedule): Update call of loop_version.
5491         * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
5492         * tree-parloops.c (gen_parallel_loop): Likewise.
5493         * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
5494         * tree-ssa-loop-split.c (split_loop): Likewise.
5495         * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
5496         * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
5498 2017-02-05  Martin Liska  <mliska@suse.cz>
5500         PR bootstrap/78985
5501         * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
5502         variable to NULL.
5503         (print_operand_address): Initialize a struct to zero.
5505 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
5507         * doc/contrib.texi (Contributors): Refer to Hans Boehm's
5508         garbage collector only in textual form.
5510 2017-02-05  Gerald Pfeifer  <gerald@pfeifer.com>
5511         
5512         * doc/extend.texi (x86 specific memory model extensions for
5513         transactional memory): Simplify a phrase.
5515 2017-02-05  Eric Botcazou  <ebotcazou@adacore.com>
5517         PR target/79353
5518         * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
5519         'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
5520         (atomic_storedi_1): Likewise.
5522 2017-02-04  Jakub Jelinek  <jakub@redhat.com>
5524         PR tree-optimization/79338
5525         * tree-parloops.c (gather_scalar_reductions): Don't call
5526         vect_analyze_loop_form for loop->inner before destroying loop's
5527         loop_vinfo.
5529 2017-02-03  Martin Sebor  <msebor@redhat.com>
5531         PR tree-optimization/79327
5532         * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
5533         when precision has resulted in leading zeros.
5534         (format_integer): Adjust the likely counter to assume an unknown
5535         argument that may be zero is non-zero.
5537 2017-02-03  Jason Merrill  <jason@redhat.com>
5539         PR c++/78689
5540         * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
5541         avoid copying non-taken branch.
5543 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
5545         PR tree-optimization/79340
5546         * tree-vect-loop.c (vectorizable_reduction): Release
5547         vec_defs elements after safe_splicing them into other vectors.
5548         Formatting fixes.
5550         PR tree-optimization/79327
5551         * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
5552         true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
5553         dirtype.
5554         (format_integer): Use wide_int_to_tree instead of build_int_cst
5555         + to_?hwi.  If argmin is NULL, just set argmin and argmax to
5556         TYPE_{MIN,MAX}_VALUE of argtype.  Simplify and fix computation
5557         of shortest and longest sequence.
5559 2017-02-03  Uros Bizjak  <ubizjak@gmail.com>
5561         * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5562         Use pextrd for TARGET_SSE4_1 when creating scalar copy.
5564 2017-02-03  Walter Lee  <walt@tilera.com>
5566         PR target/78862
5567         * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
5568         after initial stackframe link reg save.
5569         * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
5571 2017-02-03  Jakub Jelinek  <jakub@redhat.com>
5573         PR target/79354
5574         * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
5575         wu for stxssp alternative.
5577 2017-02-03  Martin Sebor  <msebor@redhat.com>
5579         PR tree-optimization/79352
5580         * gimple-fold.c (get_range_strlen): Add argument.
5581         (get_range_strlen): Change return type to bool.
5582         (get_maxval_strlen): Pass in a dummy argument.
5583         * gimple-fold.h (get_range_strlen): Change return type to bool.
5584         * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
5585         * tree.h (array_at_struct_end_p): Add argument.
5586         * tree.c (array_at_struct_end_p): Handle it.
5588 2017-02-03  Martin Liska  <mliska@suse.cz>
5590         PR lto/66295
5591         * multiple_target.c (create_dispatcher_calls): Redirect edge
5592         from a caller of a dispatcher.
5593         (expand_target_clones): Make the clones local.
5594         (ipa_target_clone): Do both target clones and resolvers.
5595         (ipa_dispatcher_calls): Remove the pass.
5596         (pass_dispatcher_calls::gate): Likewise.
5597         (make_pass_dispatcher_calls): Likewise.
5598         * passes.def (pass_target_clone): Put as very first IPA early
5599         pass.
5601 2017-02-03  Martin Liska  <mliska@suse.cz>
5603         * symtab.c (symtab_node::binds_to_current_def_p): Bail out
5604         in case of a function with ifunc attribute.
5606 2017-02-03  Martin Liska  <mliska@suse.cz>
5608         * cgraph.c (cgraph_node::dump): Dump function version info.
5609         * symtab.c (symtab_node::dump_base): Add missing new line.
5611 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
5613         * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
5614         (ifcombine_ifandif): Use it.
5616 2017-02-03  Martin Liska  <mliska@suse.cz>
5618         * doc/invoke.texi: Document default value for
5619         use-after-scope-direct-emission-threshold.
5621 2017-02-03  Martin Liska  <mliska@suse.cz>
5623         PR tree-optimization/79339
5624         * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
5625         (format_floating): Likewise.
5627 2017-02-03  Martin Liska  <mliska@suse.cz>
5629         PR ipa/79337
5630         * ipa-prop.c (ipa_node_params_t::insert): Remove current
5631         implementation.
5632         (ipa_node_params_t::remove): Likewise.
5633         * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
5634         initialization from removed ipa_node_params_t::insert.
5635         (ipa_node_params::~ipa_node_params): Move from removed
5636         ipa_node_params_t::release.
5637         * symbol-summary.h (symbol_summary::m_released): New member.
5638         Do not release a summary twice.  Do not allow to call finalizer
5639         for types of a summary that live in GGC memory.
5641 2017-02-02  Naveen H.S  <Naveen.Hurugalawadi@cavium.com>
5643         * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
5644         cmp_branch fusion.
5646 2017-02-02  Martin Sebor  <msebor@redhat.com>
5648         PR middle-end/79275
5649         * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
5650         (format_string): Tighten up the range of output for non-constant
5651         strings and correct the expected range for wide non-constant strings.
5653 2017-02-02  Martin Sebor  <msebor@redhat.com>
5655         * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
5657         PR middle-end/32003
5658         * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
5659         index.
5660         (-fdump-tree-@var): Add to index and document how to come up
5661         with pass-specific option and dump file names.
5662         (-fdump-passes): Clarify where to look for output.
5664 2017-02-02  Jan Hubicka  <hubicka@ucw.cz>
5666         PR middle-end/77445
5667         * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
5668         statistics of the analyzed path; allow threading for speed when
5669         any of BBs along the path are optimized for speed.
5671 2017-02-02  Eric Botcazou  <ebotcazou@adacore.com>
5673         PR middle-end/78468
5674         * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
5675         settings of the virtual registers.
5677         Revert again
5678         2016-08-23  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5680         * explow.c (get_dynamic_stack_size): Take known alignment of stack
5681         pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
5682         needed.
5684 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5686         * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
5687         ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
5689 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5691         * config/s390/s390.md: Add missing comments with the expanded
5692         mnemonics.
5693         * config/s390/vector.md: Likewise.
5694         * config/s390/vx-builtins.md: Likewise.
5696 2017-02-02  Jakub Jelinek  <jakub@redhat.com>
5698         PR target/79197
5699         * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
5700         (fixuns_trunc<mode>di2): ... this, remove previous expander.  Put all
5701         conditions on a single line.
5703 2017-02-02  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5705         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5706         __S390_VX__ to __VX__.
5708 2017-02-01  Andrew Pinski  <apinski@cavium.com>
5710         * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
5711         stmt_info to record_stmt_cost.
5712         (vect_get_known_peeling_cost): Pass stmt_info if known to
5713         record_stmt_cost.
5714         * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
5715         cpu_vector_cost field into
5716         scalar_int_stmt_cost and scalar_fp_stmt_cost.  Split vec_stmt_cost
5717         field into vec_int_stmt_cost and vec_fp_stmt_cost.
5718         * config/aarch64/aarch64.c (generic_vector_cost): Update for the
5719         splitting of scalar_stmt_cost and vec_stmt_cost.
5720         (thunderx_vector_cost): Likewise.
5721         (cortexa57_vector_cost): LIkewise.
5722         (exynosm1_vector_cost): Likewise.
5723         (xgene1_vector_cost): Likewise.
5724         (thunderx2t99_vector_cost): Improve after the splitting of the two
5725         fields.
5726         (aarch64_builtin_vectorization_cost): Update for the splitting of
5727         scalar_stmt_cost and vec_stmt_cost.
5729 2017-02-01  Torvald Riegel  <triegel@redhat.com>
5730             Richard Henderson  <rth@redhat.com>
5732         * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
5733         conditional on existance of a fast atomic load.
5734         * optabs-query.c (can_atomic_load_p): New function.
5735         * optabs-query.h (can_atomic_load_p): Declare it.
5736         * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
5737         no fast atomic load is available for the particular size of access.
5738         (expand_atomic_compare_and_swap): Likewise.
5739         (expand_atomic_load): Likewise.
5740         (expand_atomic_store): Likewise.
5741         (expand_atomic_fetch_op): Likewise.
5742         * testsuite/lib/target-supports.exp
5743         (check_effective_target_sync_int_128): Remove x86 because it provides
5744         no fast atomic load.
5745         (check_effective_target_sync_int_128_runtime): Likewise.
5747 2017-02-01  Richard Biener  <rguenther@suse.de>
5749         * graphite.c: Include tree-vectorizer.h for find_loop_location.
5750         (graphite_transform_loops): Provide opt-info for optimized nests.
5751         * tree-parloop.c (parallelize_loops): Provide opt-info for
5752         parallelized loops.
5754 2017-02-01  Richard Biener  <rguenther@suse.de>
5756         PR middle-end/79315
5757         * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
5758         was not set before.
5760 2017-02-01  Richard Biener  <rguenther@suse.de>
5762         PR tree-optimization/71824
5763         * graphite-scop-detection.c (scop_detection::build_scop_breadth):
5764         Verify the loops are valid in the merged SESE region.
5765         (scop_detection::can_represent_loop_1): Check analyzing the
5766         evolution of the number of iterations in the region succeeds.
5768 2017-01-31  Ian Lance Taylor  <iant@golang.org>
5770         * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
5771         REG_ARGS_SIZE note to 32-bit push insns and call insn.
5773 2017-01-31  David Malcolm  <dmalcolm@redhat.com>
5775         PR preprocessor/79210
5776         * input.c (get_substring_ranges_for_loc): Replace line_width
5777         assertion with error-handling.
5779 2017-01-31  Richard Biener  <rguenther@suse.de>
5781         PR tree-optimization/77318
5782         * graphite-sese-to-poly.c (extract_affine): Fix assert.
5783         (create_pw_aff_from_tree): Take loop parameter.
5784         (add_condition_to_pbb): Pass loop of the condition to
5785         create_pw_aff_from_tree.
5787 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
5789         * config/s390/s390.c (s390_asan_shadow_offset): New function.
5790         (TARGET_ASAN_SHADOW_OFFSET): Redefine.
5792 2017-01-31  Michael Meissner  <meissner@linux.vnet.ibm.com>
5794         PR target/78597
5795         PR target/79038
5796         * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
5797         no longer used.
5798         (convert_int_to_float128): Likewise.
5799         * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
5800         (convert_int_to_float128): Likewise.
5801         * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
5802         (UNSPEC_IEEE128_CONVERT): Likewise.
5803         (floatsi<mode>2, FLOAT128 iterator): Bypass calling
5804         rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
5805         Use local variables for IBM extended format.
5806         (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
5807         (fix_trunc<mode>si2_fprs): Likewise.
5808         (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5809         (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
5810         (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
5811         to know that we can now have integers of all sizes in vector
5812         registers.
5813         (fix<uns>_<mode>di2_hw): Likewise.
5814         (float<uns>_<mode>si2_hw): Likewise.
5815         (fix_<mode>si2_hw): Likewise.
5816         (fixuns_<mode>si2_hw): Likewise.
5817         (float<uns>_<mode>di2_hw): Likewise.
5818         (float_<mode>di2_hw): Likewise.
5819         (float_<mode>si2_hw): Likewise.
5820         (floatuns_<mode>di2_hw): Likewise.
5821         (floatuns_<mode>si2_hw): Likewise.
5822         (xscvqp<su>wz_<mode>): Delete, no longer used.
5823         (xscvqp<su>dz_<mode>): Likewise.
5824         (xscv<su>dqp_<mode>): Likewise.
5825         (ieee128_mfvsrd_64bit): Likewise.
5826         (ieee128_mfvsrd_32bit): Likewise.
5827         (ieee128_mfvsrwz): Likewise.
5828         (ieee128_mtvsrw): Likewise.
5829         (ieee128_mtvsrd_64bit): Likewise.
5830         (ieee128_mtvsrd_32bit): Likewise.
5832 2017-01-31  Martin Liska  <mliska@suse.cz>
5834         PR ipa/79285
5835         * ipa-prop.c (ipa_free_all_node_params): Call release method
5836         instead of ~sumbol_summary to not to trigger double times
5837         dtor of hash_map.
5839 2017-01-31  Aldy Hernandez  <aldyh@redhat.com>
5841         PR tree-optimization/71691
5842         * bitmap.h (class auto_bitmap): New.
5843         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
5844         is_maybe_undefined instead of ssa_undefined_value_p.
5846 2017-01-31  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
5848         * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
5849         __S390_ARCH_LEVEL__ to __ARCH__.
5851 2017-01-31  Jakub Jelinek  <jakub@redhat.com>
5853         PR tree-optimization/79267
5854         * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
5855         if should_remove_lhs_p is true.
5857 2017-01-30  Alexandre Oliva <aoliva@redhat.com>
5859         PR debug/63238
5860         * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
5861         (add_alignment_attribute): New.
5862         (base_type_die): Add alignment attribute.
5863         (subrange_type_die): Likewise.
5864         (modified_type_die): Likewise.
5865         (gen_array_type_die): Likewise.
5866         (gen_descr_array_type_die: Likewise.
5867         (gen_enumeration_type_die): Likewise.
5868         (gen_subprogram_die): Likewise.
5869         (gen_variable_die): Likewise.
5870         (gen_field_die): Likewise.
5871         (gen_ptr_to_mbr_type_die): Likewise.
5872         (gen_struct_or_union_type_die): Likewise.
5873         (gen_subroutine_type_die): Likewise.
5874         (gen_typedef_die): Likewise.
5875         (base_type_cmp): Compare alignment attribute.
5877 2017-01-30  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
5879         PR target/79170
5880         * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
5881         (setb_unsigned) New pattern for setb with CCUNS.
5882         * config/rs6000/rs6000.c (expand_block_compare): Use a different
5883         subfc./subfe sequence to avoid overflow problems.  Generate a
5884         shorter sequence with cmpld/setb for power9.
5885         * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
5886         for generating subfc. instruction.
5887         (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
5888         now uses this instruction.
5890 2017-01-30  Ian Lance Taylor  <iant@google.com>
5892         PR debug/79289
5893         * dwarf2out.c (gen_type_die_with_usage): When picking a variant
5894         for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
5896 2017-01-30  Martin Sebor  <msebor@redhat.com>
5898         * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
5899         Move constant to the right of a relational operator.
5900         (get_mpfr_format_length, format_character, format_string): Ditto.
5901         (should_warn_p, maybe_warn): Same.
5903         * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
5905 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
5907         PR lto/79061
5908         * asan.c (get_translation_unit_decl): Remove function.
5909         (asan_add_global): Force has_dynamic_init to zero in LTO mode.
5911 2017-01-30  Martin Liska  <mliska@suse.cz>
5913         PR gcov-profile/79259
5914         * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
5915         -fprofile-generate.
5917 2017-01-30  Martin Liska  <mliska@suse.cz>
5919         PR bootstrap/78985
5920         * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
5921         Initialize variables with NULL value.
5923 2017-01-30  Richard Earnshaw  <rearnsh@arm.com>
5925         PR target/79260
5926         * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
5927         tm_p_file.
5928         * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
5930 2017-01-30  Richard Biener  <rguenther@suse.de>
5932         PR tree-optimization/79276
5933         * tree-vrp.c (process_assert_insertions): Properly adjust common
5934         when removing a duplicate.
5936         * gcc.dg/torture/pr79276.c: New testcase.
5938 2017-01-30  Richard Biener  <rguenther@suse.de>
5940         PR tree-optimization/79256
5941         * targhooks.c (default_builtin_vector_alignment_reachable): Honor
5942         BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
5943         alignment on TYPE.
5944         * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
5946 2017-01-30  Dominik Vogt  <vogt@linux.vnet.ibm.com>
5948         PR target/79240
5949         * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
5950         ("*r<noxa>sbg_<mode>_sll_bitmask")
5951         ("*extzv_<mode>_srl<clobbercc_or_nocc>")
5952         ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
5953         Use contiguous_bitmask_nowrap_operand.
5955 2017-01-29  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
5957         PR target/79268
5958         * config/rs6000/altivec.h (vec_xl): Revise #define.
5959         (vec_xst): Likewise.
5961 2017-01-27  Uros Bizjak  <ubizjak@gmail.com>
5963         * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
5965 2017-01-27  Bernd Schmidt  <bschmidt@redhat.com>
5967         PR rtl-optimization/79194
5968         * cprop.c (one_cprop_pass): Move deletion of code after unconditional
5969         traps before call to bypass_conditional_jumps.
5971 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
5973         PR tree-optimization/71374
5974         * lra-constraints.c (check_conflict_input_operands): New.
5975         (match_reload): Use it.
5977 2017-01-27  Vladimir Makarov  <vmakarov@redhat.com>
5979         PR target/79131
5980         * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
5981         account to calculate conflict_set.
5983 2017-01-27  Bin Cheng  <bin.cheng@arm.com>
5985         PR rtl-optimization/78559
5986         * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
5987         other_insn in combine.
5989 2017-01-27  Pekka Jääskeläinen  <pekka.jaaskelainen@parmance.com>
5991         * builtin-types.def: Use unsigned_char_type_node for BT_UINT8.  Use
5992         uint16_type_node for BT_UINT16.
5994 2017-01-27  David Malcolm  <dmalcolm@redhat.com>
5996         * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
5997         "RTL Tests" to menu.
5998         (GIMPLE Tests): New node.
5999         (RTL Tests): New node.
6001 2017-01-27  Richard Biener  <rguenther@suse.de>
6003         PR tree-optimization/79245
6004         * tree-loop-distribution.c (distribute_loop): Apply cost
6005         modeling also to detected patterns.
6007 2017-01-27  Richard Biener  <rguenther@suse.de>
6009         PR tree-optimization/71433
6010         * tree-vrp.c (register_new_assert_for): Revert earlier changes.
6011         (compare_assert_loc): New function.
6012         (process_assert_insertions): Sort and optimize assert locations
6013         to remove duplicates and push down identical assertions on
6014         edges to their destination block.
6016 2017-01-27  Richard Biener  <rguenther@suse.de>
6018         PR tree-optimization/79244
6019         * tree-vrp.c (remove_range_assertions): Forcefully propagate
6020         out SSA names even if abnormal.
6022 2017-01-27  Jakub Jelinek  <jakub@redhat.com>
6024         * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
6025         * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
6026         instead of MPFR_RNDN.
6028 2017-01-27  Richard Earnshaw  <rearnsha@arm.com>
6030         PR target/79239
6031         * arm.c (arm_option_override): Don't call build_target_option_node
6032         until after doing all option overrides.
6033         (arm_valid_target_attribute_tree): Likewise.
6035 2017-01-27  Martin Liska  <mliska@suse.cz>
6037         * doc/invoke.texi (-fprofile-arcs): Document profiling support
6038         for {cd}tors and C++ {cd}tors.
6040 2017-01-27  Dominik Vogt  <vogt@linux.vnet.ibm.com>
6042         * config/s390/s390.md ("*setmem_long_and")
6043         ("*setmem_long_and_31z"): Use zero_extend instead of and.
6045 2017-01-26  Martin Sebor  <msebor@redhat.com>
6047         * gimple-ssa-sprintf.c (format_floating): Simplify the computation
6048         of precision.
6050 2017-01-26  Martin Sebor  <msebor@redhat.com>
6052         * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
6053         HAVE_DFmode before using XFmode or DFmode.
6054         (parse_directive): Avoid using the z length modifier to avoid
6055         the ISO C++98 does not support the â€˜z’ gnu_printf length modifier.
6057         PR middle-end/78703
6058         * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
6059         to accept adjustment as an array.
6060         (get_int_range): New function.
6061         (struct directive): Make width and prec arrays.
6062         (directive::set_width, directive::set_precision): Call get_int_range.
6063         (format_integer, format_floating): Handle width and precision ranges.
6064         (format_string, parse_directive): Same.
6066 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
6068         PR debug/79129
6069         * dwarf2out.c (generate_skeleton_bottom_up): For children with
6070         comdat_type_p set, just clone them, but keep the children in the
6071         original DIE.
6073         PR debug/78835
6074         * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
6075         which have direct callers with -fvar-tracking-assignments enabled
6076         in the current TU.
6077         (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
6078         inside of type units.
6080 2017-01-26  Martin Sebor  <msebor@redhat.com>
6082         PR middle-end/78703
6083         * gimple-ssa-sprintf.c (struct result_range): Add likely and
6084         unlikely counters.
6085         (struct format_result): Replace number_chars, number_chars_min,
6086         and number_chars_max with a single member of struct result_range.
6087         Remove bounded.
6088         (format_result::operator+=): Adjust.
6089         (struct fmtresult): Remove bounded.  Handle likely and unlikely
6090         counters.
6091         (fmtresult::adjust_for_width_or_precision): New function.
6092         (fmtresult:type_max_digits): New function.
6093         (bytes_remaining): Handle likely and unlikely counters.
6094         (min_bytes_remaining): Remove.
6095         (format_percent): Simplify.
6096         (format_integer, format_floating): Set likely and unlikely counters.
6097         (get_string_length, format_character, format_string): Same.
6098         (format_plain, should_warn_p): New function.
6099         (maybe_warn): Call should_warn_p.  Update diagnostic messages
6100         and handle those for all directives, including plain strings.
6101         (format_directive): Handle likely and unlikely counters.
6102         Remove unnecessary quoting from diagnostics.  Add an informational
6103         note.
6104         (add_bytes): Remove.
6105         (pass_sprintf_length::compute_format_length): Simplify.
6106         (try_substitute_return_value): Handle likely and unlikely counters.
6108 2017-01-26  Carl Love  <cel@us.ibm.com>
6110         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
6111         bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
6113 2017-01-26  Vladimir Makarov  <vmakarov@redhat.com>
6115         PR target/79131
6116         * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
6117         endianess for subregs into account.
6118         * lra-constraints.c (lra_constraints): Do risky transformations
6119         always on the first iteration.
6120         * lra-lives.c (check_pseudos_live_through_calls): Add arg
6121         last_call_used_reg_set.
6122         (process_bb_lives): Define and use last_call_used_reg_set.
6123         * lra.c (lra): Always continue after lra_constraints on the first
6124         iteration.
6126 2017-01-26  Kirill Yukhin  <kirill.yukhin@gmail.com>
6128         * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
6129         constant.
6130         * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
6132 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
6134         * config/i386/avx512fintrin.h (_ktest_mask16_u8,
6135         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
6136         * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
6137         _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
6138         * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
6139         __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
6140         OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
6141         * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
6142         (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
6144 2017-01-26  Marek Polacek  <polacek@redhat.com>
6146         PR c/79199
6147         * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
6148         for the third operand.
6150 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
6152         PR middle-end/79236
6153         * omp-low.c (struct omp_context): Add simt_stmt field.
6154         (scan_omp_for): Return omp_context *.
6155         (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
6156         context to the _simt_ SIMD stmt.
6157         (lower_omp_for): For combined SIMD with sibling _simt_
6158         SIMD, make sure to use the same decls in _looptemp_
6159         clauses as in the sibling.
6161 2017-01-26  David Sherwood  <david.sherwood@arm.com>
6163         PR middle-end/79212
6164         * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
6165         all contexts.
6167 2017-01-26  Jakub Jelinek  <jakub@redhat.com>
6169         PR target/70465
6170         * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
6171         emit fld b; fld a; if possible.
6173         * brig-builtins.def: Update copyright years.
6174         * config/arm/arm_acle_builtins.def: Update copyright years.
6176 2017-01-25  Michael Meissner  <meissner@linux.vnet.ibm.com>
6178         PR target/79179
6179         * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
6180         constraint instead of o for the stxsd instruction.
6182 2017-01-25  Carl Love  <cel@us.ibm.com>
6184         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
6185         of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
6187 2017-01-25  Jonathan Wakely  <jwakely@redhat.com>
6189         * doc/invoke.texi (C++ Dialect Options): Fix typo.
6191 2017-01-25  Richard Biener  <rguenther@suse.de>
6193         PR tree-optimization/69264
6194         * target.def (vector_alignment_reachable): Improve documentation.
6195         * doc/tm.texi: Regenerate.
6196         * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
6197         and add a comment.
6198         * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
6199         earlier changes with respect to TYPE_USER_ALIGN.
6200         (vector_alignment_reachable_p): Likewise.  Improve dumping.
6202 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6204         PR target/79145
6205         * config/arm/arm.md (xordi3): Force constant operand into a register
6206         for TARGET_IWMMXT.
6208 2016-01-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6210         * doc/invoke.texi (-fstore-merging): Correct default optimization
6211         levels at which it is enabled.
6212         (-O): Move -fstore-merging from list to...
6213         (-O2): ... Here.
6215 2017-01-25  Richard Biener  <rguenther@suse.de>
6217         PR debug/78363
6218         * omp-expand.c: Include debug.h.
6219         (expand_omp_taskreg): Make sure to generate early debug before
6220         outlining anything from a function.
6221         (expand_omp_target): Likewise.
6222         (grid_expand_target_grid_body): Likewise.
6224 2017-01-25  Maxim Ostapenko  <m.ostapenko@samsung.com>
6226         PR lto/79061
6227         * asan.c (get_translation_unit_decl): New function.
6228         (asan_add_global): Extract modules file name from globals
6229         TRANSLATION_UNIT_DECL name.
6231 2017-01-24  Eric Botcazou  <ebotcazou@adacore.com>
6233         PR target/77439
6234         * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
6235         for long calls with APCS frame and VFP.
6237 2017-01-24  David Malcolm  <dmalcolm@redhat.com>
6239         * cfg.c (original_copy_tables_initialized_p): New function.
6240         * cfg.h (original_copy_tables_initialized_p): New decl.
6241         * cfgrtl.c (relink_block_chain): Guard the call to
6242         free_original_copy_tables with a call to
6243         original_copy_tables_initialized_p.
6244         * cgraph.h (symtab_node::native_rtl_p): New decl.
6245         * cgraphunit.c (symtab_node::native_rtl_p): New function.
6246         (symtab_node::needed_p): Don't assert for early assembly output
6247         for __RTL functions.
6248         (cgraph_node::finalize_function): Set "force_output" for __RTL
6249         functions.
6250         (cgraph_node::analyze): Bail out early for __RTL functions.
6251         (analyze_functions): Update assertion to support __RTL functions.
6252         (cgraph_node::expand): Bail out early for __RTL functions.
6253         * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
6254         __RTL functions.
6255         * function.h (struct function): Update comment for field
6256         "pass_startwith".
6257         * gimple-expr.c: Include "tree-pass.h".
6258         (gimple_has_body_p): Return false for __RTL functions.
6259         * Makefile.in (OBJS): Add run-rtl-passes.o.
6260         * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
6261         accessor.
6262         (gcc::pass_manager::get_clean_slate): New accessor.
6263         * passes.c: Include "insn-addr.h".
6264         (should_skip_pass_p): Add logging.  Update logic for running
6265         "expand" to be compatible with both __GIMPLE and __RTL.  Guard
6266         property-provider override so it is only done for gimple passes.
6267         Don't skip dfinit.
6268         (skip_pass): New function.
6269         (execute_one_pass): Call skip_pass when skipping passes.
6270         * read-md.c (md_reader::read_char): Support filtering
6271         the input to a subset of line numbers.
6272         (md_reader::md_reader): Initialize fields
6273         m_first_line and m_last_line.
6274         (md_reader::read_file_fragment): New function.
6275         * read-md.h (md_reader::read_file_fragment): New decl.
6276         (md_reader::m_first_line): New field.
6277         (md_reader::m_last_line): New field.
6278         * read-rtl-function.c (function_reader::create_function): Only
6279         create cfun if it doesn't already exist.  Set PROP_rtl on cfun's
6280         curr_properties.  Set DECL_INITIAL to a dummy block.
6281         (read_rtl_function_body_from_file_range): New function.
6282         * read-rtl-function.h (read_rtl_function_body_from_file_range):
6283         New decl.
6284         * run-rtl-passes.c: New file.
6285         * run-rtl-passes.h: New file.
6287 2017-01-24 Jeff Law  <law@redhat.com>
6289         * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
6290         buffer size.
6292 2017-01-24  Bin Cheng  <bin.cheng@arm.com>
6294         PR tree-optimization/79159
6295         * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
6296         (record_nonwrapping_iv): Improve boundary using above function if no
6297         value range information.
6299 2017-01-24  Pekka Jääskeläinen  <pekka@parmance.com>
6300             Martin Jambor  <mjambor@suse.cz>
6302         * brig-builtins.def: New file.
6303         * builtins.def (DEF_HSAIL_BUILTIN): New macro.
6304         (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
6305         (DEF_HSAIL_SAT_BUILTIN): Likewise.
6306         (DEF_HSAIL_INTR_BUILTIN): Likewise.
6307         (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
6308         * builtin-types.def (BT_INT8): New.
6309         (BT_INT16): Likewise.
6310         (BT_UINT8): Likewise.
6311         (BT_UINT16): Likewise.
6312         (BT_FN_ULONG): Likewise.
6313         (BT_FN_UINT_INT): Likewise.
6314         (BT_FN_UINT_ULONG): Likewise.
6315         (BT_FN_UINT_LONG): Likewise.
6316         (BT_FN_UINT_PTR): Likewise.
6317         (BT_FN_ULONG_PTR): Likewise.
6318         (BT_FN_INT8_FLOAT): Likewise.
6319         (BT_FN_INT16_FLOAT): Likewise.
6320         (BT_FN_UINT32_FLOAT): Likewise.
6321         (BT_FN_UINT16_FLOAT): Likewise.
6322         (BT_FN_UINT8_FLOAT): Likewise.
6323         (BT_FN_UINT64_FLOAT): Likewise.
6324         (BT_FN_UINT16_UINT32): Likewise.
6325         (BT_FN_UINT32_UINT16): Likewise.
6326         (BT_FN_UINT16_UINT16_UINT16): Likewise.
6327         (BT_FN_INT_PTR_INT): Likewise.
6328         (BT_FN_UINT_PTR_UINT): Likewise.
6329         (BT_FN_LONG_PTR_LONG): Likewise.
6330         (BT_FN_ULONG_PTR_ULONG): Likewise.
6331         (BT_FN_VOID_UINT64_UINT64): Likewise.
6332         (BT_FN_UINT8_UINT8_UINT8): Likewise.
6333         (BT_FN_INT8_INT8_INT8): Likewise.
6334         (BT_FN_INT16_INT16_INT16): Likewise.
6335         (BT_FN_INT_INT_INT): Likewise.
6336         (BT_FN_UINT_FLOAT_UINT): Likewise.
6337         (BT_FN_FLOAT_UINT_UINT): Likewise.
6338         (BT_FN_ULONG_UINT_UINT): Likewise.
6339         (BT_FN_ULONG_UINT_PTR): Likewise.
6340         (BT_FN_ULONG_ULONG_ULONG): Likewise.
6341         (BT_FN_UINT_UINT_UINT): Likewise.
6342         (BT_FN_VOID_UINT_PTR): Likewise.
6343         (BT_FN_UINT_UINT_PTR: Likewise.
6344         (BT_FN_UINT32_UINT64_PTR): Likewise.
6345         (BT_FN_INT_INT_UINT_UINT): Likewise.
6346         (BT_FN_UINT_UINT_UINT_UINT): Likewise.
6347         (BT_FN_UINT_UINT_UINT_PTR): Likewise.
6348         (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
6349         (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
6350         (BT_FN_LONG_LONG_UINT_UINT): Likewise.
6351         (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
6352         (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
6353         (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
6354         (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
6355         (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
6356         (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
6357         * doc/frontends.texi: List BRIG FE.
6358         * doc/install.texi (Testing): Add BRIG tesring requirements.
6359         * doc/invoke.texi (Overall Options): Mention BRIG.
6360         * doc/standards.texi (Standards): Doucment BRIG HSA version.
6362 2017-01-24  Richard Biener  <rguenther@suse.de>
6364         PR translation/79208
6365         * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
6367 2017-01-24  Martin Jambor  <mjambor@suse.cz>
6369         PR bootstrap/79198
6370         * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
6371         * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
6372         and known_contexts.
6374 2017-01-24  Aldy Hernandez  <aldyh@redhat.com>
6376         PR middle-end/79123
6377         * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
6378         casts from signed to unsigned really don't have a range.
6380 2017-01-24  Markus Trippelsdorf  <markus@trippelsdorf.de>
6382         * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
6383         GMP_RNDx for compatiblity.
6385 2017-01-24  Martin Liska  <mliska@suse.cz>
6387         PR bootstrap/79132
6388         * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
6389         that would prevent us to call alloca with -1 as argument.
6391 2017-01-24  Jakub Jelinek  <jakub@redhat.com>
6393         * dwarf2out.c (output_compilation_unit_header, output_file_names):
6394         Avoid -Wformat-security warning.
6396 2017-01-23  Andrew Pinski  <apinski@cavium.com>
6398         * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
6399         cost table.
6401 2017-01-23  Martin Sebor  <msebor@redhat.com>
6403         PR middle-end/78703
6404         * gimple-ssa-sprintf.c (warn_level): New global.
6405         (format_integer): Use it here and throughout the rest of the file.
6406         Use the same switch to compute sign as base.
6407         (maybe_warn): New function.
6408         (format_directive): Factor out warnings into maybe_warn.
6409         Add debugging output.  Use warn_level.
6410         (add_bytes): Use warn_level.
6411         (pass_sprintf_length::compute_format_length): Add debugging output.
6412         (try_substitute_return_value): Same.
6413         (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
6415         PR middle-end/78703
6416         * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
6417         (struct fmtresult, format_integer, format_floating): Adjust.
6418         (fmtresult::fmtresult): Set max correctly in two argument ctor.
6419         (get_string_length, format_string,format_directive): Same.
6420         (pass_sprintf_length::compute_format_length): Same.
6421         (try_substitute_return_value): Simplify slightly.
6423         PR middle-end/78703
6424         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
6425         (fmtresult::operator+=): Outlined.
6426         (struct fmtresult): Add ctors.
6427         (struct conversion_spec): Rename...
6428         (struct directive): ...to this.  Add and remove data members.
6429         (directive::set_width, directive::set_precision): New functions.
6430         (format_percent): Use fmtresult ctor.
6431         (get_width_and_precision): Remove.
6432         (format_integer): Make naming changes.  Avoid computing width and
6433         precision.
6434         (format_floating): Same.  Adjust indentation.
6435         (format_character, format_none): New functions.
6436         (format_string): Moved character handling to format_character.
6437         (format_directive): Remove arguments, change return type.
6438         (parse_directive): New function.
6439         (pass_sprintf_length::compute_format_length): Move directive
6440         parsing to parse_directive.
6442 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
6444         * tree.h (assign_assembler_name_if_neeeded): Rename to ...
6445         (assign_assembler_name_if_needed): ... this.
6446         * tree.c (assign_assembler_name_if_neeeded): Rename to ...
6447         (assign_assembler_name_if_needed): ... this.
6448         (free_lang_data_in_cgraph): Adjust callers.
6449         * cgraphunit.c (cgraph_node::analyze): Likewise.
6450         * omp-expand.c (expand_omp_taskreg, expand_omp_target):
6451         Likewise.
6453 2017-01-23  Richard Biener  <rguenther@suse.de>
6455         PR tree-optimization/79088
6456         PR tree-optimization/79188
6457         * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
6458         resetting loop bounds after last path deletion.  Reset loop
6459         bounds of the target loop, make code match the comments.
6460         * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
6461         Make sure loops need no fixups.
6463 2017-01-23  Kelvin Nilsen  <kelvin@gcc.gnu.org>
6465         * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
6466         exponent support with double type for first argument.
6467         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
6468         type returned by __builtin_vec_extract_sig,
6469         __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
6470         functions from "vector int" to "vector unsigned int" or from
6471         "vector long long int" to "vector unsigned long long int".
6472         Changed type returned by __builtin_vec_extract_exp,
6473         __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
6474         functions from "vector int" to "vector unsigned int" or from
6475         "vector long long int" to "vector unsigned long long int".
6476         Changed return type of __builtin_vec_test_data_class,
6477         __builtin_vec_test_data_class_sp, and
6478         __builtin_vec_test_data_class_dp from "vector int" to
6479         "vector bool int" or from "vector long long int" to "vector bool
6480         long long int" and changed second argument type from "unsigned
6481         int" to "int".  Added new overloaded function forms "vector float
6482         __builtin_vec_insert_exp (vector float, vector unsigned int)" and
6483         "vector float __builtin_vec_insert_exp_sp (vector float, vector
6484         unsigned int)" and "vector double __builtin_vec_insert_exp (vector
6485         double, vector unsigned long long int)" and "vector double
6486         __builtin_vec_insert_exp_dp (vector double, vector unsigned long
6487         long int)".  Changed return type of
6488         __builtin_scalar_test_data_class and
6489         __builtin_scalar_test_data_class_sp and
6490         __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
6491         int" and changed second argument from "unsigned int" to "int".
6492         Changed type returned by __builtin_scalar_test_neg,
6493         __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
6494         from "int" to "bool int".  Added new overloaded function form
6495         "double __builtin_scalar_insert_exp (double, unsigned long long int)".
6496         * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
6497         exponent double-precision with floating point first argument.
6498         * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
6499         documentation of scalar_test_data_class, scalar_test_neg,
6500         scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
6501         vector_extract_exp, vec_extract_sig, vec_insert_exp, and
6502         vec_test_data_class built-in functions to reflect refinements in
6503         their type signatures.
6505 2017-01-23  Andreas Tobler  <andreast@gcc.gnu.org>
6507         * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
6508         size of buf.
6509         (aarch64_elf_asm_destructor): Likewise.
6511 2017-01-23  Bernd Schmidt  <bschmidt@redhat.com>
6513         PR rtl-optimization/78634
6514         * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
6515         (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
6516         * ifcvt.c (noce_try_cmove): Add missing cost check.
6518         PR rtl-optimization/71724
6519         * combine.c (if_then_else_cond): Look for situations where it is
6520         beneficial to undo the work of one of the recursive calls.
6522 2017-01-23  Bin Cheng  <bin.cheng@arm.com>
6524         PR tree-optimization/70754
6525         * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
6526         (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
6527         combined stmt before it if not NULL.
6528         (combine_chains): Process refs reversely and compute dominance point
6529         for root ref.
6531 2017-01-23  Martin Liska  <mliska@suse.cz>
6533         PR tree-optimization/79196
6534         * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
6535         (fold_strstr_to_strncmp): ... this.  Fold the pattern to strncmp
6536         instead of memcmp.
6537         (strlen_optimize_stmt): Call the renamed function.
6539 2017-01-23  Michael Matz  <matz@suse.de>
6541         PR tree-optimization/78384
6542         * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
6544 2017-01-23  Richard Biener  <rguenther@suse.de>
6546         PR tree-optimization/79186
6547         * tree-vrp.c (register_new_assert_for): Make sure we've seen
6548         both incoming edges before moving an assert.
6550 2017-01-23  Martin Jambor  <mjambor@suse.cz>
6552         * ipa-prop.c (load_from_param_1): Removed.
6553         (load_from_unmodified_param): Bits from load_from_param_1 put back
6554         here.
6555         (load_from_param): Removed.
6556         (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
6557         with stmt.  Reverted back to use of load_from_unmodified_param.
6559 2017-01-23  Martin Jambor  <mjambor@suse.cz>
6561         PR ipa/79108
6562         * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
6563         (ipa_node_params): Annotate with GTY((for_user)).  Make descriptors
6564         field a pointer to garbage collected vector, mark lattices and
6565         ipcp_orig_node with GTY((skip)).
6566         (ipa_get_param_count): Adjust to descriptors being a pointer.
6567         (ipa_get_param): Likewise.
6568         (ipa_get_type): Likewise.
6569         (ipa_get_param_move_cost): Likewise.
6570         (ipa_set_param_used): Likewise.
6571         (ipa_get_controlled_uses): Likewise.
6572         (ipa_set_controlled_uses): Likewise.
6573         (ipa_is_param_used): Likewise.
6574         (ipa_node_params_t): Move into garbage collector.  New methods insert
6575         and remove.
6576         (ipa_node_params_sum): Annotate wth GTY(()).
6577         (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
6578         garbage collected.
6579         (ipa_load_from_parm_agg): Adjust declaration.
6580         * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
6581         * ipa-profile.c (ipa_profile): Likewise.
6582         * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
6583         (ipa_populate_param_decls): Make descriptors parameter garbage
6584         collected.
6585         (ipa_dump_param): Adjust to descriptors being a pointer.
6586         (ipa_alloc_node_params): Likewise.
6587         (ipa_initialize_node_params): Likewise.
6588         (load_from_param_1): Make descriptors parameter garbage collected.
6589         (load_from_unmodified_param): Likewise.
6590         (load_from_param): Likewise.
6591         (ipa_load_from_parm_agg): Likewise.
6592         (ipa_node_params::~ipa_node_params): Removed.
6593         (ipa_free_all_node_params): Remove call to delete operator.
6594         (ipa_node_params_t::insert): New.
6595         (ipa_node_params_t::remove): Likewise.
6596         (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
6597         copy known_csts and known_contexts vectors.
6598         (ipa_read_node_info): Adjust to descriptors being a pointer.
6599         (ipcp_modif_dom_walker): Make m_descriptors field garbage
6600         collected.
6601         (ipcp_transform_function): Make descriptors variable garbage
6602         collected.
6604 2017-01-23  Andrew Senkevich  <andrew.senkevich@intel.com>
6606         * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
6607         * config/i386/avx512dqintrin.h: Ditto.
6608         * config/i386/avx512fintrin.h: Ditto.
6609         * gcc/config/i386/i386.c: Handle new builtins.
6610         * config/i386/i386-builtin.def: Add new builtins.
6611         * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
6612         (UNSPEC_KORTEST, UNSPEC_KTEST): New.
6614 2017-01-23  Jakub Jelinek  <jakub@redhat.com>
6615             Martin Liska  <mliska@suse.cz>
6617         * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
6618         * asan.c (asan_expand_poison_ifn): Support stores and use
6619         appropriate ASAN report function.
6620         * internal-fn.c (expand_ASAN_POISON_USE): New function.
6621         * internal-fn.def (ASAN_POISON_USE): Declare.
6622         * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
6623         (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
6624         * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
6625         ASAN_POISON calls w/o LHS.
6626         * tree-ssa.c (execute_update_addresses_taken): Create clobber
6627         for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
6628         from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
6629         * gimplify.c (asan_poison_variables): Add attribute
6630         use_after_scope_memory to variables that really needs to live
6631         in memory.
6632         * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
6633         having the attribute.
6635 2017-01-23  Martin Liska  <mliska@suse.cz>
6637         * asan.c (create_asan_shadow_var): New function.
6638         (asan_expand_poison_ifn): Likewise.
6639         * asan.h (asan_expand_poison_ifn): New declaration.
6640         * internal-fn.c (expand_ASAN_POISON): Likewise.
6641         * internal-fn.def (ASAN_POISON): New builtin.
6642         * sanopt.c (pass_sanopt::execute): Expand
6643         asan_expand_poison_ifn.
6644         * tree-inline.c (copy_decl_for_dup_finish): Make function
6645         external.
6646         * tree-inline.h (copy_decl_for_dup_finish): Likewise.
6647         * tree-ssa.c (is_asan_mark_p): New function.
6648         (execute_update_addresses_taken): Rewrite local variables
6649         (identified just by use-after-scope as addressable) into SSA.
6651 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
6653         * doc/install.texi (Specific): opensource.apple.com uses https
6654         now. Remove trailing slash.
6656 2017-01-22  Gerald Pfeifer  <gerald@pfeifer.com>
6658         * README.Portability: Remove note on an Irix compatibility issue.
6660 2017-01-22  Dimitry Andric <dim@FreeBSD.org>
6662         * gcov.c (INCLUDE_ALGORITHM): Define.
6663         (INCLUDE_VECTOR): Define.
6664         No longer include <vector> and <algorithm> directly.
6666 2017-01-21  Gerald Pfeifer  <gerald@pfeifer.com>
6668         * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
6669         to https.
6670         * doc/invoke.texi (Code Gen Options): Ditto.
6672 2017-01-21  Jan Hubicka  <hubicka@ucw.cz>
6674         PR lto/78407
6675         * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
6677 2017-01-21  Bernd Schmidt  <bschmidt@redhat.com>
6679         rtl-optimization/79125
6680         * cprop.c (local_cprop_pass): Handle cases where we make an
6681         unconditional trap.
6683 2017-01-20  Segher Boessenkool  <segher@kernel.crashing.org>
6685         PR target/61729
6686         PR target/77850
6687         * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
6688         read from, for big endian.
6690 2017-01-20  Jiong Wang  <jiong.wang@arm.com>
6692         * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
6693         register pauth builtins for LP64 only.
6695 2017-01-20  Marek Polacek  <polacek@redhat.com>
6697         PR c/79152
6698         * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
6699         non-case labels.
6701 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
6703         * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
6704         of safelen status.
6705         * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
6706         * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
6707         * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
6709 2017-01-20  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6711         PR target/71270
6712         * config/arm/arm.c (neon_valid_immediate): Reject vector constants
6713         in big-endian mode when they are not a single duplicated value.
6715 2017-01-20  Richard Biener  <rguenther@suse.de>
6717         * BASE-VER: Bump to 7.0.1.
6719 2017-01-20  Alexander Monakov  <amonakov@ispras.ru>
6721         * omp-low.c (omplow_simd_context): New struct.  Use it...
6722         (lower_rec_simd_input_clauses): ...here and...
6723         (lower_rec_input_clauses): ...here to hold common data.  Adjust all
6724         references to idx, lane, max_vf, is_simt.
6726 2017-01-20  Graham Markall  <graham.markall@embecosm.com>
6728         * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
6729         mcpu=nps400.
6731 2017-01-20  Martin Jambor  <mjambor@suse.cz>
6733         * hsa.h: Renaed to hsa-common.h.  Adjusted a comment.
6734         * hsa.c: Renaed to hsa-common.c.  Change include of gt-hsa.h to
6735         gt-hsa-common.h.
6736         * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
6737         (GTFILES): Rename hsa.c to hsa-common.c.
6738         * hsa-brig.c: Change include of hsa.h to hsa-common.h.
6739         * hsa-dump.c: Likewise.
6740         * hsa-gen.c: Likewise.
6741         * hsa-regalloc.c: Likewise.
6742         * ipa-hsa.c: Likewise.
6743         * omp-expand.c: Likewise.
6744         * omp-low.c: Likewise.
6745         * toplev.c: Likewise.
6747 2017-01-20  Marek Polacek  <polacek@redhat.com>
6749         PR c/64279
6750         * doc/invoke.texi: Document -Wduplicated-branches.
6751         * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
6752         COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
6753         POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
6754         STATEMENT_LIST, and RETURN_EXPR.  For non-pure non-const functions
6755         return 0 only when not OEP_LEXICOGRAPHIC.
6756         (fold_build_cleanup_point_expr): Use the expression
6757         location when building CLEANUP_POINT_EXPR.
6758         * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
6759         * tree.c (add_expr): Handle error_mark_node.
6761 2017-01-20  Martin Liska  <mliska@suse.cz>
6763         PR lto/69188
6764         * tree-profile.c (init_ic_make_global_vars): Do not call
6765         finalize_decl.
6766         (gimple_init_gcov_profiler): Likewise.
6768 2017-01-20  Martin Liska  <mliska@suse.cz>
6770         PR ipa/71190
6771         * cgraph.h (maybe_create_reference): Remove argument and
6772         update comment.
6773         * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
6774         argument.
6775         * ipa-cp.c (create_specialized_node): Likewise.
6776         * symtab.c (symtab_node::maybe_create_reference): Handle
6777         VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
6779 2017-01-20  Martin Liska  <mliska@suse.cz>
6781         * read-rtl-function.c (function_reader::create_function): Use
6782         build_decl instread of build_decl_stat.
6784 2017-01-20  Andrew Senkevich  <andrew.senkevich@intel.com>
6786         * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
6787         * config/i386/avx512dqintrin.h: Ditto.
6788         * config/i386/avx512fintrin.h: Ditto.
6789         * config/i386/i386-builtin-types.def: Add new types.
6790         * gcc/config/i386/i386.c: Handle new types.
6791         * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
6792         (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
6793         (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
6794         (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
6795         (__builtin_ia32_kshiftridi): New.
6796         * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
6798 2017-01-19  Segher Boessenkool  <segher@kernel.crashing.org>
6800         PR target/78875
6801         PR target/79140
6802         * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
6803         define to rs6000_init_stack_protect_guard.
6804         (rs6000_init_stack_protect_guard): New function.
6806 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
6807             Yunqiang Su  <yunqiang.su@imgtec.com>
6809         * config.gcc (supported_defaults): Add madd4.
6810         (with_madd4): Add validation.
6811         (all_defaults): Add madd4.
6812         * config/mips/mips.opt (mmadd4): New option.
6813         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6814         mmadd4.
6815         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6816         __mips_no_madd4.
6817         (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
6818         (ISA_HAS_FUSED_MADD4): Likewise.
6819         * gcc/doc/invoke.texi (-mmadd4): Document the new option.
6820         * gcc/doc/install.texi (--with-madd4): Document the new option.
6822 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
6824         * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
6825         entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
6826         AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
6827         (aarch64_init_pauth_hint_builtins): New.
6828         (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
6829         (aarch64_expand_builtin): Expand new builtins.
6831 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
6833         * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
6834         * combine-stack-adj.c (no_unhandled_cfa): Handle
6835         REG_CFA_TOGGLE_RA_MANGLE.
6836         * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
6837         * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
6838         info for return address signing.
6839         (aarch64_expand_epilogue): Likewise.
6841 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
6843         * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
6844         * config/aarch64/aarch64-protos.h
6845         (aarch64_return_address_signing_enabled): New declaration.
6846         * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
6847         New function.
6848         (aarch64_expand_prologue): Sign return address before it's pushed onto
6849         stack.
6850         (aarch64_expand_epilogue): Authenticate return address fetched from
6851         stack.
6852         (aarch64_override_options): Sanity check for ILP32 and ISA level.
6853         (aarch64_attributes): New function attributes for "sign-return-address".
6854         * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
6855         UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
6856         ("*do_return"): Generate combined instructions according to key index.
6857         ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
6858         * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
6859         iterators.
6860         (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
6861         * config/aarch64/aarch64.opt (msign-return-address=): New.
6862         * doc/extend.texi (AArch64 Function Attributes): Documents
6863         "sign-return-address=".
6864         * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
6866 2017-01-19  Matthew Fortune  <matthew.fortune@imgtec.com>
6868         * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
6869         overall option summary.
6871 2017-01-19  Jiong Wang  <jiong.wang@arm.com>
6873         * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
6874         * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
6875         AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
6876         * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
6878 2017-01-19  Michael Meissner  <meissner@linux.vnet.ibm.com>
6880         * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
6881         -mpower9-minmax by default for -mcpu=power9.
6882         (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
6883         128-bit floating point.
6885 2017-01-20  Alan Modra  <amodra@gmail.com>
6887         * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
6888         optimizing for size.
6890 2017-01-20  Alan Modra  <amodra@gmail.com>
6892         PR target/79144
6893         * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
6894         for strcmp and strncmp from corresponding builtin decl.
6896 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
6898         * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
6899         instead of i386/rtems-64.h.
6900         * config/i386/rtems-64.h: Remove.
6902 2017-01-19  Uros Bizjak  <ubizjak@gmail.com>
6904         PR target/78478
6905         Revert:
6906         2013-11-05  Uros Bizjak  <ubizjak@gmail.com>
6908         * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
6910 2017-01-19  Tamar Christina  <tamar.christina@arm.com>
6912         * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
6913         Change int to HOST_WIDE_INT.
6914         * config/aarch64/aarch64-protos.h
6915         (aarch64_simd_gen_const_vector_dup): Likewise.
6916         * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
6918 2017-01-19  David Malcolm  <dmalcolm@redhat.com>
6920         * langhooks-def.h (lhd_type_for_size): New decl.
6921         (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
6922         * langhooks.c (lhd_type_for_size): New function, taken from
6923         lto_type_for_size.
6925 2017-01-19  Pat Haugen  <pthaugen@us.ibm.com>
6927         * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
6928         define_bypass for CR latency.
6929         (power9-cracked-alu): Update bypass latency and remove power9-branch.
6930         (power9-alu2): Add define_bypass for CR latency.
6931         (power9-cmp): New.
6932         (power9-mul): Update insn latency.
6933         (power9-mul-compare): Update insn latency, bypass latency and remove
6934         power9-branch.
6936 2016-01-19  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
6938         * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
6939         Delete.
6940         * config/aarch64/aarch64.md
6941         (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
6942         aarch64_nopcrelative_literal_loads.
6943         (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
6945 2017-01-19  Chenghua Xu  <paul.hua.gm@gmail.com>
6947         * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
6948         TARGET_LOONGSON_3A.
6949         (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
6951 2017-01-19  Doug Gilmore  <doug.gilmore@imgtec.com>
6953         PR target/78176
6954         * config.gcc (supported_defaults): Add lxc1-sxc1.
6955         (with_lxc1_sxc1): Add validation.
6956         (all_defaults): Add lxc1-sxc1.
6957         * config/mips/mips.opt (mlxc1-sxc1): New option.
6958         * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
6959         mlxc1-sxc1.
6960         (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
6961         __mips_no_lxc1_sxc1.
6962         (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
6963         * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
6964         * doc/install.texi (--with-lxc1-sxc1): Document the new option.
6966 2017-01-19  Richard Biener  <rguenther@suse.de>
6968         PR tree-optimization/72488
6969         * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
6970         sure to restore SSA info.
6971         * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
6973 2017-01-19  Richard Earnshaw  <rearnsha@arm.com>
6975         PR rtl-optimization/79121
6976         * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
6977         of the inner type when shifting an extended value.
6979 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
6981         PR lto/78407
6982         * symtab.c (symtab_node::equal_address_to): Fix comparing of
6983         interposable aliases.
6985 2017-01-18  Peter Bergner  <bergner@vnet.ibm.com>
6987         PR target/78516
6988         * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
6989         Use the evmergelohi instruction.
6990         (mov_si<mode>_e500_subreg4_2_le): Likewise.
6991         (mov_sitf_e500_subreg8_2_be): Likewise.
6992         (mov_sitf_e500_subreg12_2_le): Likewise.
6993         (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
6994         (mov_si<mode>_e500_subreg4_2_be): Likewise.
6995         (mov_sitf_e500_subreg8_2_le): Likewise.
6996         (mov_sitf_e500_subreg12_2_be): Likewise.
6998 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7000         * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
7001         attribute from vecsimple to vecperm.
7002         (altivec_vbpermq2): Likewise.
7004 2017-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7006         PR target/79040
7007         * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
7009 2017-01-18  Aaron Sawdey  <acsawdey@linux.vnet.ibm.com>
7010         * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
7011         * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
7012         strcmp. Fix bug where comparison didn't stop with zero byte. Fix
7013         case where N arg is SIZE_MAX.
7014         * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
7015         (cmpstrsi): Add pattern.
7017 2017-01-18  Michael Meissner  <meissner@linux.vnet.ibm.com>
7019         * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
7020         __builtin_vec_revb builtins.
7021         * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
7022         built-in functions to support generation of the ISA 3.0 XXBR<x>
7023         vector byte reverse instructions.
7024         (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
7025         (P9V_BUILTIN_XXBRD_V2DI): Likewise.
7026         (P9V_BUILTIN_XXBRD_V2DF): Likewise.
7027         (P9V_BUILTIN_XXBGW_V4SI): Likewise.
7028         (P9V_BUILTIN_XXBGW_V4SF): Likewise.
7029         (P9V_BUILTIN_XXBGH_V8HI): Likewise.
7030         (P9V_BUILTIN_VEC_REVB): Likewise.
7031         * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
7032         generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
7033         (p9_xxbrq_v16qi): Likewise.
7034         (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
7035         (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
7036         (p9_xxbrh_v8hi): Likewise.
7037         * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
7038         * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
7039         vec_revb built-in functions.
7041 2017-01-18  Uros Bizjak  <ubizjak@gmail.com>
7043         PR rtl-optimization/78952
7044         * config/i386/i386.md (any_extract): New code iterator.
7045         (*insvqi_2): Use any_extract for source operand.
7046         (*insvqi_3): Use any_shiftrt for source operand.
7048 2017-01-18  Wilco Dijkstra  <wdijkstr@arm.com>
7050         * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
7051         New function.
7052         (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
7054 2017-01-18  Matthias Klose  <doko@ubuntu.com>
7056         * doc/install.texi: Allow default for --with-target-bdw-gc-include.
7058 2016-01-18  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7060         * config/rs6000/altivec.h (vec_bperm): Change #define.
7061         * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
7062         (altivec_vbpermq2): New define_insn.
7063         (altivec_vbpermd): Likewise.
7064         * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
7065         function interface.
7066         (VBPERMD): Likewise.
7067         (VBPERM): New polymorphic function interface.
7068         * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
7069         Add entries for P9V_BUILTIN_VEC_VBPERM.
7070         * doc/extend.texi: Add interfaces for vec_bperm.
7072 2017-01-18  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
7074         * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
7075         first letter of error messages.
7076         (s390_resolve_overloaded_builtin): Likewise.
7077         * config/s390/s390.c (s390_expand_builtin): Likewise.
7078         (s390_invalid_arg_for_unprototyped_fn): Likewise.
7079         (s390_valid_target_attribute_inner_p): Likewise.
7080         * config/s390/s390.md ("tabort"): Likewise.
7082 2017-01-18  Toma Tabacu  <toma.tabacu@imgtec.com>
7084         * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
7085         (ISA_AVOID_DIV_HILO): New macro.
7086         (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
7087         (ISA_HAS_DDIV): Likewise.
7089 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
7091         * doc/invoke.texi (fabi-version): Correct number of occurrences.
7093 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
7095         * doc/invoke.texi (fabi-version): Spelling fix.
7097 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
7099         PR c++/70182
7100         * doc/invoke.texi (fabi-version): Mention mangling fix for
7101         operator names.
7103 2017-01-18  Markus Trippelsdorf  <markus@trippelsdorf.de>
7105         PR c++/77489
7106         * doc/invoke.texi (fabi-version): Document discriminator mangling.
7108 2017-01-17  Segher Boessenkool  <segher@kernel.crashing.org>
7110         PR target/78875
7111         * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
7112         * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
7113         the new options.
7114         * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
7115         flexible settings.
7116         (stack_protect_test): Ditto.
7117         * config/rs6000/rs6000.opt (mstack-protector-guard=,
7118         mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
7119         options.
7120         * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
7121         Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
7122         -mstack-protector-guard-offset=.
7123         (RS/6000 and PowerPC Options): Ditto.
7125 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
7127         * config/i386/i386.h (MASK_CLASS_P): New define.
7128         * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
7129         there are no registers from different register sets also when
7130         mask registers are used.  Update function comment.
7131         * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
7132         to (*k/*r) and (*k/*km) alternatives.
7134 2017-01-17  Wilco Dijkstra  <wdijkstr@arm.com>
7136         * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
7137         * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
7138         (EH_RETURN_HANDLER_RTX): New define.
7139         * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
7140         Force frame pointer in EH return functions.
7141         (aarch64_expand_epilogue): Add barrier for eh_return.
7142         (aarch64_final_eh_return_addr): Remove.
7143         (aarch64_eh_return_handler_rtx): New function.
7144         * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
7145         Remove.
7146         (aarch64_eh_return_handler_rtx): New prototype.
7148 2017-01-17  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7150         * config/rs6000/altivec.h (vec_rlmi): New #define.
7151         (vec_vrlnm): Likewise.
7152         (vec_rlnm): Likewise.
7153         * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
7154         (UNSPEC_VRLNM): Likewise.
7155         (VIlong): New mode iterator.
7156         (altivec_vrl<VI_char>mi): New define_insn.
7157         (altivec_vrl<VI_char>nm): Likewise.
7158         * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
7159         function entry.
7160         (VRLDNM): Likewise.
7161         (RLNM): New polymorphic function entry.
7162         (VRLWMI): New monomorphic function entry.
7163         (VRLDMI): Likewise.
7164         (RLMI): New polymorphic function entry.
7165         * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
7166         new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
7167         * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
7168         vec_vrlnm.
7170 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
7172         PR debug/78839
7173         * dwarf2out.c (field_byte_offset): Restore the
7174         PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
7175         and DECL_FIELD_BIT_OFFSET.  Use fold_build2 instead of build2 + fold.
7176         (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
7177         of build2 + fold.
7179 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
7181         PR ada/67205
7182         * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
7184 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
7186         PR debug/71669
7187         * dwarf2out.c (add_data_member_location_attribute): For constant
7188         offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
7189         instead of DW_AT_data_member_location, DW_AT_bit_offset and
7190         DW_AT_byte_size attributes.
7192 2017-01-17  Eric Botcazou  <ebotcazou@adacore.com>
7194         * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
7195         after forcing to constant memory when the code model is medium.
7197 2017-01-17  Julia Koval  <julia.koval@intel.com>
7199         PR target/76731
7200         * config/i386/avx512fintrin.h
7201         (_mm512_i32gather_ps): Change __addr type to void const*.
7202         (_mm512_mask_i32gather_ps): Ditto.
7203         (_mm512_i32gather_pd): Ditto.
7204         (_mm512_mask_i32gather_pd): Ditto.
7205         (_mm512_i64gather_ps): Ditto.
7206         (_mm512_mask_i64gather_ps): Ditto.
7207         (_mm512_i64gather_pd): Ditto.
7208         (_mm512_mask_i64gather_pd): Ditto.
7209         (_mm512_i32gather_epi32): Ditto.
7210         (_mm512_mask_i32gather_epi32): Ditto.
7211         (_mm512_i32gather_epi64): Ditto.
7212         (_mm512_mask_i32gather_epi64): Ditto.
7213         (_mm512_i64gather_epi32): Ditto.
7214         (_mm512_mask_i64gather_epi32): Ditto.
7215         (_mm512_i64gather_epi64): Ditto.
7216         (_mm512_mask_i64gather_epi64): Ditto.
7217         (_mm512_i32scatter_ps): Change __addr type to void*.
7218         (_mm512_mask_i32scatter_ps): Ditto.
7219         (_mm512_i32scatter_pd): Ditto.
7220         (_mm512_mask_i32scatter_pd): Ditto.
7221         (_mm512_i64scatter_ps): Ditto.
7222         (_mm512_mask_i64scatter_ps): Ditto.
7223         (_mm512_i64scatter_pd): Ditto.
7224         (_mm512_mask_i64scatter_pd): Ditto.
7225         (_mm512_i32scatter_epi32): Ditto.
7226         (_mm512_mask_i32scatter_epi32): Ditto.
7227         (_mm512_i32scatter_epi64): Ditto.
7228         (_mm512_mask_i32scatter_epi64): Ditto.
7229         (_mm512_i64scatter_epi32): Ditto.
7230         (_mm512_mask_i64scatter_epi32): Ditto.
7231         (_mm512_i64scatter_epi64): Ditto.
7232         (_mm512_mask_i64scatter_epi64): Ditto.
7233         * config/i386/avx512pfintrin.h
7234         (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
7235         (_mm512_mask_prefetch_i32gather_ps): Ditto.
7236         (_mm512_mask_prefetch_i64gather_pd): Ditto.
7237         (_mm512_mask_prefetch_i64gather_ps): Ditto.
7238         (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
7239         (_mm512_prefetch_i32scatter_ps): Ditto.
7240         (_mm512_mask_prefetch_i32scatter_pd): Ditto.
7241         (_mm512_mask_prefetch_i32scatter_ps): Ditto.
7242         (_mm512_prefetch_i64scatter_pd): Ditto.
7243         (_mm512_prefetch_i64scatter_ps): Ditto.
7244         (_mm512_mask_prefetch_i64scatter_pd): Ditto.
7245         (_mm512_mask_prefetch_i64scatter_ps): Ditto.
7246         * config/i386/avx512vlintrin.h
7247         (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
7248         (_mm_mmask_i32gather_ps): Ditto.
7249         (_mm256_mmask_i32gather_pd): Ditto.
7250         (_mm_mmask_i32gather_pd): Ditto.
7251         (_mm256_mmask_i64gather_ps): Ditto.
7252         (_mm_mmask_i64gather_ps): Ditto.
7253         (_mm256_mmask_i64gather_pd): Ditto.
7254         (_mm_mmask_i64gather_pd): Ditto.
7255         (_mm256_mmask_i32gather_epi32): Ditto.
7256         (_mm_mmask_i32gather_epi32): Ditto.
7257         (_mm256_mmask_i32gather_epi64): Ditto.
7258         (_mm_mmask_i32gather_epi64): Ditto.
7259         (_mm256_mmask_i64gather_epi32): Ditto.
7260         (_mm_mmask_i64gather_epi32): Ditto.
7261         (_mm256_mmask_i64gather_epi64): Ditto.
7262         (_mm_mmask_i64gather_epi64): Ditto.
7263         (_mm256_i32scatter_ps): Change __addr type to void*.
7264         (_mm256_mask_i32scatter_ps): Ditto.
7265         (_mm_i32scatter_ps): Ditto.
7266         (_mm_mask_i32scatter_ps): Ditto.
7267         (_mm256_i32scatter_pd): Ditto.
7268         (_mm256_mask_i32scatter_pd): Ditto.
7269         (_mm_i32scatter_pd): Ditto.
7270         (_mm_mask_i32scatter_pd): Ditto.
7271         (_mm256_i64scatter_ps): Ditto.
7272         (_mm256_mask_i64scatter_ps): Ditto.
7273         (_mm_i64scatter_ps): Ditto.
7274         (_mm_mask_i64scatter_ps): Ditto.
7275         (_mm256_i64scatter_pd): Ditto.
7276         (_mm256_mask_i64scatter_pd): Ditto.
7277         (_mm_i64scatter_pd): Ditto.
7278         (_mm_mask_i64scatter_pd): Ditto.
7279         (_mm256_i32scatter_epi32): Ditto.
7280         (_mm256_mask_i32scatter_epi32): Ditto.
7281         (_mm_i32scatter_epi32): Ditto.
7282         (_mm_mask_i32scatter_epi32): Ditto.
7283         (_mm256_i32scatter_epi64): Ditto.
7284         (_mm256_mask_i32scatter_epi64): Ditto.
7285         (_mm_i32scatter_epi64): Ditto.
7286         (_mm_mask_i32scatter_epi64): Ditto.
7287         (_mm256_i64scatter_epi32): Ditto.
7288         (_mm256_mask_i64scatter_epi32): Ditto.
7289         (_mm_i64scatter_epi32): Ditto.
7290         (_mm_mask_i64scatter_epi32): Ditto.
7291         (_mm256_i64scatter_epi64): Ditto.
7292         (_mm256_mask_i64scatter_epi64): Ditto.
7293         (_mm_i64scatter_epi64): Ditto.
7294         (_mm_mask_i64scatter_epi64): Ditto.
7295         * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
7296         (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
7297         (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
7298         (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
7299         (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
7300         (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
7301         (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
7302         (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
7303         (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
7304         (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
7305         (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
7306         (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
7307         (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
7308         (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
7309         (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
7310         (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
7311         (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
7312         (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
7313         (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
7314         (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
7315         (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
7316         (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
7317         (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
7318         (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
7319         (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
7320         (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
7321         (VOID_QI_V8DI_PCINT_INT_INT): Remove.
7322         (V16SF_V16SF_PCVOID_V16SI_HI_INT,  V8DF_V8DF_PCVOID_V8SI_QI_INT)
7323         (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
7324         (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
7325         (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
7326         (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
7327         (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
7328         (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
7329         (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
7330         (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
7331         (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
7332         (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
7333         (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
7334         (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
7335         (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
7336         (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
7337         (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
7338         (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
7339         (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
7340         (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
7341         (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
7342         (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
7343         (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
7344         (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
7345         (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
7346         (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
7347         (VOID_QI_V8DI_PCVOID_INT_INT): Add.
7348         * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
7349         definitions accordingly.
7351 2017-01-17  Kito Cheng  <kito.cheng@gmail.com>
7352             Kuan-Lin Chen  <kuanlinchentw@gmail.com>
7354         PR target/79079
7355         * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
7356         gen_lowpart.
7358 2017-01-17  Vladimir Makarov  <vmakarov@redhat.com>
7360         PR target/79058
7361         * ira-conflicts.c (ira_build_conflicts): Update total conflict
7362         hard regs for inner regno.
7364 2017-01-17  Martin Liska  <mliska@suse.cz>
7366         PR ipa/71207
7367         * ipa-polymorphic-call.c (contains_type_p): Fix wrong
7368         assumption and add comment.
7370 2017-01-17  Nathan Sidwell  <nathan@acm.org>
7372         * ipa-visibility.c (localize_node): New function, broken out of ...
7373         (function_and_variable_visibility): ... here. Call it.
7375 2017-01-17  Jan Hubicka  <hubicka@ucw.cz>
7377         PR middle-end/77445
7378         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
7379         correctly set frequency of oudgoing edge.
7380         (duplicate_thread_path): Fix profile updating.
7382 2017-01-17  Jakub Jelinek  <jakub@redhat.com>
7384         PR other/79046
7385         * configure.ac: Add GCC_BASE_VER.
7386         * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
7387         version from BASE-VER file.
7388         (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
7389         (gcc.o): Depend on $(BASEVER).
7390         * common.opt (dumpfullversion): New option.
7391         * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
7392         * doc/invoke.texi: Document -dumpfullversion.
7393         * doc/install.texi: Document --with-gcc-major-version-only.
7394         * configure: Regenerated.
7396 2017-01-17  Richard Biener  <rguenther@suse.de>
7398         PR tree-optimization/71433
7399         * tree-vrp.c (register_new_assert_for): Merge same asserts
7400         on all incoming edges.
7401         (process_assert_insertions_for): Handle insertions at the
7402         beginning of BBs.
7404 2017-01-17  Gerald Pfeifer  <gerald@pfeifer.com>
7406         * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
7407         * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
7409 2017-01-17  Kaz Kojima  <kkojima@gcc.gnu.org>
7411         PR target/78633
7412         * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
7413         RTL sharing.
7415 2017-01-17  Alan Modra  <amodra@gmail.com>
7417         PR target/79066
7418         * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
7419         * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
7420         symbolic stack limit when pic.
7422 2017-01-16  Martin Sebor  <msebor@redhat.com>
7424         PR tree-optimization/78608
7425         * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
7427 2017-01-16  Jeff Law  <law@redhat.com>
7429         Revert:
7430         2016-12-02  Tadek Kijkowski  <tkijkowski@gmail.com>
7431         * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
7432         for several include directories that may be relative to sysroot.
7433         * config/i386/x-mingw32 (gplus_includedir): Define.
7434         (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
7435         (native_system_includedir): Likewise.
7436         * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
7437         override if TARGET_SYSTEM_ROOT is defined.
7438         (NATIVE_SYSTEM_HEADER_DIR): Likewise.
7440         PR tree-optimization/79090
7441         PR tree-optimization/33562
7442         PR tree-optimization/61912
7443         PR tree-optimization/77485
7444         * tree-ssa-dse.c (compute_trims): Accept STMT argument.  Dump STMT
7445         and computed trims into the dump file.
7447 2017-01-17  Uros Bizjak  <ubizjak@gmail.com>
7449         * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
7451 2017-01-16  Jakub Jelinek  <jakub@redhat.com>
7453         PR c/79089
7454         * gimplify.c (gimplify_init_constructor): If want_value and
7455         object == lhs, unshare lhs to avoid invalid tree sharing.  Formatting
7456         fix.
7458         PR target/79080
7459         * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
7460         sequence.  Formatting fixes.
7461         (doloop_optimize): Formatting fixes.
7463         PR driver/49726
7464         * gcc.c (debug_level_greater_than_spec_func): New function.
7465         (static_spec_functions): Add debug-level-gt spec function.
7466         (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
7467         !g0.
7468         * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7469         * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
7470         * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
7471         gpubnames, ggnu-pubnames, gno-record-gcc-switches,
7472         grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
7473         gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
7475 2017-01-16  Uros Bizjak  <ubizjak@gmail.com>
7477         * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
7478         QImode fixups to general and mask registers only.
7480 2017-01-16  Carl Love  <cel@us.ibm.com>
7482         * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
7483         for built-in functions
7484         vector signed char vec_nabs (vector signed char)
7485         vector signed short vec_nabs (vector signed short)
7486         vector signed int vec_nabs (vector signed int)
7487         vector signed long long vec_nabs (vector signed long long)
7488         vector float vec_nabs (vector float)
7489         vector double vec_nabs (vector double)
7490         * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
7491         and NABS overload.
7492         * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
7493         * config/rs6000/altivec.h: New define for vec_nabs built-in function.
7494         * doc/extend.texi: Update the documentation file for the new built-in
7495         functions.
7497 2017-01-16  Martin Sebor  <msebor@redhat.com>
7499         * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
7500         message.
7502 2017-01-16  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7504         * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
7505         UNSPEC_VSX__XXSPLTD to require special splat handling.
7507 2017-01-16  David Malcolm  <dmalcolm@redhat.com>
7509         PR bootstrap/78616
7510         * system.h: Poison strndup.
7512 2017-01-16  Alan Modra  <amodra@gmail.com>
7514         PR target/79098
7515         * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
7516         use a switch.
7518 2017-01-16  Georg-Johann Lay  <avr@gjlay.de>
7520         * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
7522 2017-01-15  Uros Bizjak  <ubizjak@gmail.com>
7524         * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
7525         call recog here.  Assert that INSN_CODE (insn) is non-negative.
7527 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
7529         PR target/72749
7530         * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
7531         fallthrough.
7532         * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
7533         in the currently scheduled RTL fragment.
7535 2017-01-15  Segher Boessenkool  <segher@kernel.crashing.org>
7537         PR rtl-optimization/78751
7538         * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
7539         give up.
7541 2017-01-14  Jeff Law  <law@redhat.com>
7543         PR tree-optimization/79090
7544         * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
7545         variable length stores.
7546         (compute_trims): Delete dead assignment to *trim_tail.
7547         (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
7548         zero length.
7550 2017-01-14  Bernd Schmidt  <bschmidt@redhat.com>
7552         PR rtl-optimization/78626
7553         PR rtl-optimization/78727
7554         * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
7555         of a block, and split such blocks after everything else is finished.
7557 2017-01-14  Alan Modra  <amodra@gmail.com>
7559         PR target/72749
7560         * combine.c (recog_for_combine_1): Set INSN_CODE before calling
7561         target legitimate_combined_insn.
7562         * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
7563         (rs6000_legitimate_combined_insn): New function.
7564         * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
7565         all uses.
7566         (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
7567         (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
7568         (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
7570 2017-01-14  Gerald Pfeifer  <gerald@pfeifer.com>
7572         * doc/frontends.texi (G++ and GCC): Remove references to Java.
7574 2017-01-13  Jeff Law  <law@redhat.com>
7576         PR tree-optimization/33562
7577         PR tree-optimization/61912
7578         PR tree-optimization/77485
7579         * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
7580         a statement.
7581         (delete_dead_assignment): Likewise.
7582         (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
7583         statement to delete_dead_call and delete_dead_assignment.
7585 2017-01-13  David Malcolm  <dmalcolm@redhat.com>
7587         PR c/78304
7588         * substring-locations.c (format_warning_va): Strengthen case 1 so
7589         that both endpoints of the substring must be within the format
7590         range for just the substring to be printed.
7592 2017-01-13  Uros Bizjak  <ubizjak@gmail.com>
7594         * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
7595         * config/i386/i386.c (ix86_target_string): Add missing options
7596         to isa_opts and reorder options by implied ISAs.  Rename isa_opts2 to
7597         isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
7598         flags_other and ix86_target_other to flags2_other.  Display unknown
7599         isa2 options.
7600         (ix86_valid_target_attribute_inner_p): Add missing options and
7601         reorder options by implied ISAs, as in ix86_target_string.
7603 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
7605         * hash-table.h (hash_table::too_empty_p): New function.
7606         (hash_table::expand): Use it.
7607         (hash_table::traverse): Likewise.
7608         (hash_table::empty_slot): Use sizeof (value_type) instead of
7609         sizeof (PTR) to convert bytes to elements.  Shrink the table
7610         if the current size is excessive for the current number of
7611         elements.
7613 2017-01-13  Richard Sandiford  <richard.sandiford@arm.com>
7615         * ira-costs.c (record_reg_classes): Break from the inner loop
7616         early once alt_fail is known to be true.  Update outer loop
7617         handling accordingly.
7619 2017-01-13  Jeff Law  <law@redhat.com>
7621         * tree-ssa-dse.c (decrement_count): New function.
7622         (increment_start_addr, maybe_trim_memstar_call): Likewise.
7623         (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
7624         when we know the partially dead statement is a mem* function.
7626         PR tree-optimization/61912
7627         PR tree-optimization/77485
7628         * tree-ssa-dse.c: Include expr.h.
7629         (maybe_trim_constructor_store): New function.
7630         (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
7632         PR tree-optimization/33562
7633         PR tree-optimization/61912
7634         PR tree-optimization/77485
7635         * doc/invoke.texi: Document new dse-max-object-size param.
7636         * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
7637         * tree-ssa-dse.c: Include params.h.
7638         (dse_store_status): New enum.
7639         (initialize_ao_ref_for_dse): New, partially extracted from
7640         dse_optimize_stmt.
7641         (valid_ao_ref_for_dse, normalize_ref): New.
7642         (setup_live_bytes_from_ref, compute_trims): Likewise.
7643         (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
7644         (maybe_trim_partially_dead_store): Likewise.
7645         (maybe_trim_complex_store): Likewise.
7646         (dse_classify_store): Renamed from dse_possibly_dead_store_p.
7647         Track what bytes live from the original store.  Return tri-state
7648         for dead, partially dead or live.
7649         (dse_dom_walker): Add constructor, destructor and new private members.
7650         (delete_dead_call, delete_dead_assignment): New extracted from
7651         dse_optimize_stmt.
7652         (dse_optimize_stmt): Make a member of dse_dom_walker.
7653         Use initialize_ao_ref_for_dse.
7655         PR tree-optimization/33562
7656         PR tree-optimization/61912
7657         PR tree-optimization/77485
7658         * sbitmap.h (bitmap_count_bits): Prototype.
7659         (bitmap_clear_range, bitmap_set_range): Likewise.
7660         * sbitmap.c (bitmap_clear_range): New function.
7661         (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
7663 2017-01-13  Martin Liska  <mliska@suse.cz>
7665         PR ipa/79043
7666         * function.c (set_cfun): Add new argument force.
7667         * function.h (set_cfun): Likewise.
7668         * ipa-inline-transform.c (inline_call): Use the function when
7669         strict alising from is dropped for function we inline to.
7671 2017-01-13  Richard Biener  <rguenther@suse.de>
7673         * tree-pretty-print.c (dump_generic_node): Fix inverted condition
7674         for dumping GIMPLE INTEGER_CSTs.
7676 2017-01-13  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
7678         * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
7679         to 201112L since C++17.
7681 2017-01-13  Maxim Ostapenko  <m.ostapenko@samsung.com>
7683         PR sanitizer/78887
7684         * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
7685         if -fsanitize=kernel-address is present.
7687 2017-01-13  Richard Biener  <rguenther@suse.de>
7689         * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
7690         as _Literal ( type ) number in case usual suffixes do not
7691         preserve all information.
7693 2017-01-13  Richard Biener  <rguenther@suse.de>
7695         PR tree-optimization/77283
7696         * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
7697         and ssa-iterators.h.
7698         (is_feasible_trace): Implement a cost model based on joiner
7699         PHI node uses.
7701 2017-01-12  Michael Meissner  <meissner@linux.vnet.ibm.com>
7703         PR target/79004
7704         * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
7705         char or short to __float128/_Float128 directly.
7707 2017-01-12  Martin Sebor  <msebor@redhat.com>
7709         to -Wformat-overflow.
7710         * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
7711         (min_bytes_remaining): Same.
7712         (get_string_length): Same.
7713         (format_string): Same.
7714         (format_directive): Same.
7715         (add_bytes): Same.
7716         (pass_sprintf_length::handle_gimple_call): Same.
7718 2017-01-12  Jakub Jelinek  <jakub@redhat.com>
7720         * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
7721         info.nowrite calls with no lhs that can't throw.  Return bool
7722         whether gsi_remove has been called or not.
7723         (pass_sprintf_length::handle_gimple_call): Return bool whether
7724         try_substitute_return_value called gsi_remove.  Formatting fix.
7725         (pass_sprintf_length::execute): Don't use gsi_remove if
7726         handle_gimple_call returned true.
7728         PR bootstrap/79069
7729         * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
7730         be removed due to side-effects, don't remove following barrier nor
7731         turn the successor edge into fallthru edge.
7733 2017-01-12  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
7735         PR target/79044
7736         * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
7737         element-reversing loads and stores as not swappable.
7739 2017-01-12  Nathan Sidwell  <nathan@acm.org>
7740             Nicolai Stange  <nicstange@gmail.com>
7742         * combine.c (try_combine): Don't ignore result of overlap checking
7743         loop.  Combine overlap & asm check into single loop.
7745 2017-01-12  Richard Biener  <rguenther@suse.de>
7747         * tree-pretty-print.c (dump_generic_node): Provide -gimple
7748         variant for MEM_REF.  Sanitize INTEGER_CST for -gimple.
7750 2017-01-12  Richard Biener  <rguenther@suse.de>
7752         * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
7753         and TS_TARGET_OPTION directly derive from TS_BASE.
7754         * tree-core.h (tree_optimization_option): Derive from tree_base.
7755         (tree_target_option): Likewise.
7757 2017-01-11  Uros Bizjak  <ubizjak@gmail.com>
7759         * config/i386/i386.c (memory_address_length): Increase len
7760         only when rip_relative_addr_p returns false.
7762 2017-01-11  Julia Koval  <julia.koval@intel.com>
7764         * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
7765         (OPTION_MASK_ISA_SGX_SET): New.
7766         (ix86_handle_option): Handle OPT_msgx.
7767         * config.gcc: Added sgxintrin.h.
7768         * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
7769         * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
7770         * config/i386/i386.c (ix86_target_string): Add -msgx.
7771         (PTA_SGX): New.
7772         (ix86_option_override_internal): Handle new options.
7773         (ix86_valid_target_attribute_inner_p): Add sgx.
7774         * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
7775         * config/i386/i386.opt: Add msgx.
7776         * config/i386/sgxintrin.h: New file.
7777         * config/i386/x86intrin.h: Add sgxintrin.h.
7779 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
7781         PR c++/71537
7782         * fold-const.c (maybe_nonzero_address): Return 1 for function
7783         local objects.
7784         (tree_single_nonzero_warnv_p): Don't handle function local objects
7785         here.
7787         PR c++/72813
7788         * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
7789         of c-header.
7791 2017-01-11  David Malcolm  <dmalcolm@redhat.com>
7793         PR driver/78877
7794         * opts.c: Include "spellcheck.h"
7795         (struct string_fragment): New struct.
7796         (struct edit_distance_traits<const string_fragment &>): New
7797         struct.
7798         (get_closest_sanitizer_option): New function.
7799         (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
7801 2017-01-11  Jakub Jelinek  <jakub@redhat.com>
7803         * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
7804         by 12.
7805         (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
7806         DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
7807         (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
7808         (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
7809         for initial die_offset if dwarf_split_debug_info.
7810         (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
7811         initial next_die_offset if dwo_id is non-NULL.  Don't emit padding
7812         fields.
7813         (output_skeleton_debug_sections): Formatting fix.  Use
7814         DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
7815         DWARF_COMPILE_UNIT_HEADER_SIZE.  Don't emit padding.
7817 2017-01-11  Wilco Dijkstra  <wdijkstr@arm.com>
7819         * config/arm/cortex-a53.md: Add bypasses for
7820         cortex_a53_r2f_cvt.
7821         (cortex_a53_r2f): Only use for transfers.
7822         (cortex_a53_f2r): Likewise.
7823         (cortex_a53_r2f_cvt): Add reservation for conversions.
7824         (cortex_a53_f2r_cvt): Likewise.
7826 2017-01-11  Tamar Christina  <tamar.christina@arm.com>
7828         * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
7829         to all inlined functions, change static to extern.
7831 2017-01-11  Christophe Lyon  <christophe.lyon@linaro.org>
7833         PR target/78253
7834         * config/arm/arm.c (legitimize_pic_address): Handle reference to
7835         weak symbol.
7836         (arm_assemble_integer): Likewise.
7838 2017-01-11  Richard Earnshaw  <rearnsha@arm.com>
7840         * config.gcc: Use new awk script to check CPU, FPU and architecture
7841         parameters for --with-... options.
7842         * config/arm/parsecpu.awk: New file
7843         * config/arm/arm-cpus.in: New file.
7844         * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
7845         files.
7846         * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
7847         files.
7848         * config/arm/t-arm: Update dependency rules.
7849         * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
7850         of processing .def files.
7851         * config/arm/genopt.sh: Deleted.
7852         * config/arm/gentune.sh: Deleted.
7853         * config/arm/arm-cores.def: Deleted.
7854         * config/arm/arm-arches.def: Deleted.
7855         * config/arm/arm-fpus.def: Deleted.
7856         * config/arm/arm-tune.md: Regenerated.
7857         * config/arm/arm-tables.opt: Regenerated.
7858         * config/arm/arm-cpu.h: New generated file.
7859         * config/arm/arm-cpu-data.h: New generated file.
7860         * config/arm/arm-cpu-cdata.h: New generated file.
7862 2017-01-11  Maxim Ostapenko  <m.ostapenko@samsung.com>
7864         PR lto/79042
7865         * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
7866         bit.
7867         (input_varpool_node): Unpack dynamically_initialized bit.
7869 2017-01-11  Eric Botcazou  <ebotcazou@adacore.com>
7871         PR rtl-optimization/79032
7872         * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
7873         the alignment of the adjusted memory reference against that of MODE,
7874         instead of the alignment of the original memory reference.
7876 2017-01-11  Martin Jambor  <mjambor@suse.cz>
7878         * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
7879         test.
7880         * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
7881         decorated functions.
7883 2017-01-11  Richard Biener  <rguenther@suse.de>
7885         * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
7886         set range/nonnull info for PHI results.  Do not set it on
7887         stmts marked for removal.
7889 2017-01-10  Eric Botcazou  <ebotcazou@adacore.com>
7891         * expr.c (store_field): In the bitfield case, fetch the return value
7892         from the registers before applying a single big-endian adjustment.
7893         Always do a final load for a BLKmode value not larger than a word.
7895 2017-01-10  David Malcolm  <dmalcolm@redhat.com>
7897         PR c++/77949
7898         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7899         that we correctly handle column numbers greater than
7900         LINE_MAP_MAX_COLUMN_NUMBER.
7902 2017-01-10  Martin Sebor  <msebor@redhat.com>
7904         PR middle-end/78245
7905         * gimple-ssa-sprintf.c (get_destination_size): Call
7906         {init,fini}object_sizes.
7907         * tree-object-size.c (addr_object_size): Adjust.
7908         (pass_through_call): Adjust.
7909         (pass_object_sizes::execute): Adjust.
7910         * tree-object-size.h (fini_object_sizes): Declare.
7912 2017-01-10  Martin Sebor  <msebor@redhat.com>
7914         PR tree-optimization/78775
7915         * builtins.c (get_size_range): Move...
7916         * calls.c: ...to here.
7917         (alloc_max_size): Accept zero argument.
7918         (operand_signed_p): Remove.
7919         (maybe_warn_alloc_args_overflow): Call get_size_range.
7920         * calls.h (get_size_range): Declare.
7922 2017-01-10  Joe Seymour  <joe.s@somniumtech.com>
7924         * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
7925         from TI's devices.csv file as of September 2016.
7926         * config/msp430/msp430.c (msp430_mcu_data): Likewise.
7928 2017-01-10  Sandra Loosemore  <sandra@codesourcery.com>
7930         * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
7931         * doc/invoke.texi: Likewise.
7932         * doc/md.texi: Likewise.
7933         * doc/objc.texi: Likewise.
7935 2017-01-10  Joshua Conner  <joshconner@google.com>
7937         * config/arm/fuchsia-elf.h: New file.
7938         * config/fuchsia.h: New file.
7939         * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
7940         (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
7941         targets.
7942         * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
7944 2016-01-10  Richard Biener  <rguenther@suse.de>
7946         PR tree-optimization/79034
7947         * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
7948         Propagate out degenerate PHIs in the joiner.
7950 2017-01-10  Martin Liska  <mliska@suse.cz>
7952         * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
7953         (sort_congruence_classes_by_decl_uid): Likewise.
7954         (sort_congruence_class_groups_by_decl_uid): Likewise.
7955         (sem_item_optimizer::merge_classes): Sort class, groups in these
7956         classes and members in the groups by DECL_UID of declarations.
7957         This would make merge operations stable.
7959 2017-01-10  Martin Liska  <mliska@suse.cz>
7961         * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
7962         usage of m_classes_vec.
7963         (sem_item_optimizer::~sem_item_optimizer):  Likewise.
7964         (sem_item_optimizer::get_group_by_hash): Likewise.
7965         (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
7966         (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
7967         (sem_item_optimizer::verify_classes): Likewise.
7968         (sem_item_optimizer::process_cong_reduction): Likewise.
7969         (sem_item_optimizer::dump_cong_classes): Likewise.
7970         (sem_item_optimizer::merge_classes): Likewise.
7971         * ipa-icf.h (congruence_class_hash): Rename from
7972         congruence_class_group_hash.  Remove declaration of m_classes_vec.
7974 2017-01-10  Andrew Senkevich  <andrew.senkevich@intel.com>
7976         * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
7977         OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
7978         * config.gcc: Add avx512vpopcntdqintrin.h.
7979         * config/i386/avx512vpopcntdqintrin.h: New.
7980         * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
7981         * config/i386/i386-builtin-types.def: Add new types.
7982         * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
7983         __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
7984         __builtin_ia32_vpopcountq_v8di_mask): New.
7985         * config/i386/i386-c.c (ix86_target_macros_internal): Define
7986         __AVX512VPOPCNTDQ__.
7987         * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
7988         (PTA_AVX512VPOPCNTDQ): Define.
7989         * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
7990         TARGET_AVX512VPOPCNTDQ_P): Define.
7991         * config/i386/i386.opt: Add mavx512vpopcntdq.
7992         * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
7993         * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
7995 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
7997         PR middle-end/77484
7998         * predict.def (PRED_CALL): Set to 67.
8000 2017-01-09  Eric Botcazou  <ebotcazou@adacore.com>
8002         * expr.c (store_field): In the bitfield case, if the value comes from
8003         a function call and is of an aggregate type returned in registers, do
8004         not modify the field mode; extract the value in all cases if the mode
8005         is BLKmode and the size is not larger than a word.
8007 2017-01-09  Dominique d'Humieres  <dominiq@lps.ens.fr>
8009         PR target/71017
8010         * config/i386/cpuid.h: Fix undefined behavior.
8012 2017-01-04  Jeff Law  <law@redhat.com>
8014         PR tree-optimization/79007
8015         PR tree-optimization/67955
8016         * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
8017         conservative for pt.null when flag_non_call_exceptions is on.
8019 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
8021         PR translation/79019
8022         PR translation/79020
8023         * params.def (PARAM_INLINE_MIN_SPEEDUP,
8024         PARAM_IPA_CP_SINGLE_CALL_PENALTY,
8025         PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
8026         in descriptions.
8027         * config/avr/avr.opt (maccumulate-args): Likewise.
8028         * config/msp430/msp430.opt (mwarn-mcu): Likewise.
8029         * common.opt (freport-bug): Likewise.
8030         * cif-code.def (CIF_FINAL_ERROR): Likewise.
8031         * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
8032         * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
8033         translatable string.
8034         * config/i386/i386.c (function_value_32): Likewise.
8035         * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
8036         * config/msp430/msp430.c (msp430_option_override, msp430_attr):
8037         Likewise.
8038         * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
8039         * common/config/msp430/msp430-common.c (msp430_handle_option):
8040         Likewise.
8041         * symtab.c (symtab_node::verify_base): Likewise.
8042         * opts.c (set_debug_level): Likewise.
8043         * tree.c (verify_type_variant): Likewise.  Fix typo in comment.
8044         * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
8045         missing whitespace to translatable strings.
8046         * config/avr/avr.md (bswapsi2): Fix typo in comment.
8047         * config/sh/superh.h: Likewise.
8048         * config/i386/xopintrin.h: Likewise.
8049         * config/i386/znver1.md: Likewise.
8050         * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
8051         * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
8052         * double-int.h (struct double_int): Likewise.
8053         * double-int.c (div_and_round_double): Likewise.
8054         * wide-int.cc: Likewise.
8055         * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
8056         * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
8057         * cfgcleanup.c (crossjumps_occured): Renamed to ...
8058         (crossjumps_occurred): ... this.
8059         (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
8060         Adjust all uses.
8062         PR tree-optimization/78899
8063         * tree-if-conv.c (version_loop_for_if_conversion): Instead of
8064         returning bool return struct loop *, NULL for failure and the new
8065         loop on success.
8066         (versionable_outer_loop_p): Don't version outer loop if it has
8067         dont_vectorized bit set.
8068         (tree_if_conversion): When versioning outer loop, ensure
8069         tree_if_conversion is performed also on the inner loop of the
8070         non-vectorizable outer loop copy.
8071         * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix.  Fold
8072         LOOP_VECTORIZED in inner loop of the scalar outer loop and
8073         prevent vectorization of it.
8074         (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
8075         the outer loop vectorization of the non-scalar version is attempted
8076         before vectorization of the inner loop in scalar version.  If
8077         outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
8078         vectorization of its inner loop.
8079         * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
8080         has 2 inner loops, rename also on edges from bb whose single pred
8081         is outer_loop->header.  Fix typo in function comment.
8083 2017-01-09  Martin Sebor  <msebor@redhat.com>
8085         PR bootstrap/79033
8086         * asan.c (asan_emit_stack_protection): Increase local buffer size
8087         to avoid snprintf truncation warning.
8089 2017-01-09  Andrew Pinski  <apinski@cavium.com>
8091         * config/aarch64/aarch64-cores.def: Add thunderx2t99.  Change vulcan
8092         to reference thunderx2t99 for the tuning structure
8093         * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
8094         Rename to ...
8095         (thunderx2t99_extra_costs): This.
8096         * config/aarch64/aarch64-tune.md: Regenerate.
8097         * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
8098         (vulcan_addrcost_table): This.
8099         (vulcan_regmove_cost): Rename to ...
8100         (thunderx2t99_regmove_cost): This.
8101         (vulcan_vector_cost): Rename to ...
8102         (thunderx2t99_vector_cost): this.
8103         (vulcan_branch_cost): Rename to ...
8104         (thunderx2t99_branch_cost): This.
8105         (vulcan_tunings): Rename to ...
8106         (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
8107         * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
8109 2017-01-09  Martin Jambor  <mjambor@suse.cz>
8111         PR ipa/78365
8112         PR ipa/78599
8113         * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
8114         * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
8115         (propagate_vr_accross_jump_function): Use the above function for all
8116         value range computations for pass-through jump functions and type
8117         converasion from explicit value range values.
8118         (ipcp_propagate_stage): Do not attempt to deduce types of formal
8119         parameters from TYPE_ARG_TYPES.
8120         * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
8121         (ipa_write_node_info): Stream type of the actual argument.
8122         (ipa_read_node_info): Likewise. Also remove trailing whitespace.
8124 2017-01-09  Martin Liska  <mliska@suse.cz>
8126         PR pch/78970
8127         * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
8128         (lookup_compiler): Do not show error message with have_E.
8130 2017-01-09  Jakub Jelinek  <jakub@redhat.com>
8132         PR tree-optimization/78938
8133         * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
8134         where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
8135         BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
8136         {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR.  Formatting
8137         fixes.
8139 2017-01-09  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
8141         * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
8142         is const0_rtx.
8144 2017-01-09  Richard Biener  <rguenther@suse.de>
8146         PR tree-optimization/78997
8147         * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
8148         name condition properly.
8150 2017-01-09  Richard Biener  <rguenther@suse.de>
8152         PR debug/79000
8153         * dwarf2out.c (is_cxx): New overload with context.
8154         (is_naming_typedef_decl): Use it.
8156 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
8158         * invoke.texi (Option Summary): Correct spacing in option lists
8159         and add line breaks to fix over-long lines.
8161 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
8163         PR middle-end/17660
8165         * extend.texi (Common Variable Attributes): Add xref to GCC
8166         Internals manual to explain mode attribute keywords.
8168 2017-01-08  Sandra Loosemore  <sandra@codesourcery.com>
8170         PR other/16519
8171         * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
8172         and Preprocessor Options.
8173         (Options for Linking): Document -pthread here....
8174         (RS/6000 and PowerPC Options): ...not here.
8175         (Solaris 2 Options): ...or here.
8176         * doc/cppopts.texi: Document -pthread.
8178 2017-01-08  Martin Sebor  <msebor@redhat.com>
8180         PR middle-end/77708
8181         * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
8182         * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
8183         New member functions.
8184         (format_directive): Used them.
8185         (add_bytes): Same.
8186         (pass_sprintf_length::handle_gimple_call): Same.
8187         * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
8188         to avoid truncation for any argument.
8189         (extract_affine_mul): Same.
8190         * tree.c (get_file_function_name): Same.
8192 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
8194         PR middle-end/77484
8195         * predict.def (PRED_INDIR_CALL): Set to 86.
8197 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
8199         PR preprocessor/54124
8200         * doc/cppopts.texi: Reformat -d subtable to list the full name
8201         of the options.  Add cross-reference to the docs for the general
8202         compiler -d options.
8203         * doc/invoke.texi (Developer Options): Add cross-reference to the
8204         preprocessor-specific -d option documentation.
8206 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
8208         PR preprocessor/13498
8209         * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
8210         redudant material, and reflect new command-line options.
8211         (System Headers): Likewise.
8213 2017-01-07  Sandra Loosemore  <sandra@codesourcery.com>
8215         * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
8216         -isystem, and -idirafter.  Copy-edit.
8217         * doc/cppopts.texi: Copy-edit.  Remove contradiction about
8218         default for -ftrack-macro-expansion.  Delete obsolete and
8219         badly-formatted implementation details about -fdebug-cpp output.
8220         * doc/cppwarnopts.texi: Copy-edit.
8222 2017-01-07  David Malcolm  <dmalcolm@redhat.com>
8224         PR c++/72803
8225         * input.c (selftest::test_accessing_ordinary_linemaps): Verify
8226         that the transition from a max line width >= 1<<10 to narrower
8227         lines works correctly.
8229 2017-01-07  Alexandre Oliva <aoliva@redhat.com>
8231         * doc/options.texi (PerFunction): New.
8232         * opt-functions.awk (switch_flags): Map both Optimization and
8233         PerFunction to CL_OPTIMIZATION.
8234         * opth-gen.awk: Test for PerFunction flag along with
8235         Optimization.
8236         * optc-save-gen.awk: Likewise.  Introduce var_opt_hash and set
8237         it only when the latter is present.  Skip those that don't in
8238         the hash function generator.
8239         * common.opt (fvar-tracking): Mark as PerFunction instead of
8240         Optimization.
8241         (fvar-tracking-assignments): Likewise.
8242         (fvar-tracking-assignments-toggle): Likewise.
8243         (fvar-tracking-uninit): Likewise.
8245 2017-01-07  Jakub Jelinek  <jakub@redhat.com>
8247         PR translation/79018
8248         * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
8249         the and store.
8251 2017-01-06  Mikael Pettersson  <mikpelinux@gmail.com>
8253         PR target/57583
8254         * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
8255         * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
8256         TARGET_LONG_JUMP_TABLE_OFFSETS.
8257         * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
8258         * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
8259         * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
8260         (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
8261         * config/m68k/m68k.md (tablejump expander): Likewise.
8262         (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
8263         TARGET_LONG_JUMP_TABLE_OFFSETS.
8264         (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
8265         * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
8267 2017-01-06  Edgar E. Iglesias <edgar.iglesias@xilinx.com>
8268             David Holsgrove <david.holsgrove@xilinx.com>
8270         * common/config/microblaze/microblaze-common.c
8271         (TARGET_EXCEPT_UNWIND_INFO): Remove.
8272         * config/microblaze/microblaze-protos.h (microblaze_eh_return):
8273         New prototype.
8274         * config/microblaze/microblaze.c (microblaze_must_save_register)
8275         (microblaze_expand_epilogue, microblaze_return_addr): Handle
8276         calls_eh_return.
8277         (microblaze_eh_return): New function.
8278         * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
8279         (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
8280         (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
8281         * config/microblaze/microblaze.md (eh_return): New pattern.
8283 2017-01-06  Jakub Jelinek  <jakub@redhat.com>
8285         * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
8286         GCC_DIAGNOSTIC_STRINGIFY): Define.
8288         * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
8290 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8292         * config/arm/arm.md (<mcrr>): New.
8293         (<mrrc>): New.
8294         * config/arm/arm.c (arm_arch5te): New.
8295         (arm_option_override): Set arm_arch5te.
8296         (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
8297         and mrrc2.
8298         * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
8299         (arm_mcrr_qualifiers): ... this. New.
8300         (MRRC_QUALIFIERS): Define to...
8301         (arm_mrrc_qualifiers): ... this. New.
8302         * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
8303         __arm_mrrc2): New.
8304         * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
8305         * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
8306         (MRRCI, mrrc, MRRC): New.
8307         * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
8308         VUNSPEC_MRRC2): New.
8310 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8312         * config/arm/arm.md (<mcr>): New.
8313         (<mrc>): New.
8314         * config/arm/arm.c (arm_coproc_builtin_available): Add
8315         support for mcr, mrc, mcr2 and mrc2.
8316         * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
8317         (arm_mcr_qualifiers): ... this. New.
8318         (MRC_QUALIFIERS): Define to ...
8319         (arm_mrc_qualifiers): ... this. New.
8320         (MCR_QUALIFIERS): Define to ...
8321         (arm_mcr_qualifiers): ... this. New.
8322         * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
8323         __arm_mrc2): New.
8324         * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
8325         * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
8326         * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
8327         VUNSPEC_MRC2): New.
8329 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8331         * config/arm/arm.md (*ldc): New.
8332         (*stc): New.
8333         (<ldc>): New.
8334         (<stc>): New.
8335         * config/arm/arm.c (arm_coproc_builtin_available): Add
8336         support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
8337         (arm_coproc_ldc_stc_legitimate_address): New.
8338         * config/arm/arm-builtins.c (arm_type_qualifiers): Add
8339         'qualifier_const_pointer'.
8340         (LDC_QUALIFIERS): Define to...
8341         (arm_ldc_qualifiers): ... this. New.
8342         (STC_QUALIFIERS): Define to...
8343         (arm_stc_qualifiers): ... this. New.
8344         * config/arm/arm-protos.h
8345         (arm_coproc_ldc_stc_legitimate_address): New.
8346         * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
8347         __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
8348         * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
8349         stc2, stcl, stc2l): New.
8350         * config/arm/constraints.md (Uz): New.
8351         * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
8352         * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
8353         VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
8354         VUNSPEC_STC2L): New.
8356 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8358         * config/arm/arm.md (<cdp>): New.
8359         * config/arm/arm.c (neon_const_bounds): Rename this ...
8360         (arm_const_bounds): ... this.
8361         (arm_coproc_builtin_available): New.
8362         * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
8363         (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
8364         (CDP_QUALIFIERS): Define to...
8365         (arm_cdp_qualifiers): ... this. New.
8366         (void_UP): Define.
8367         (arm_expand_builtin_args): Add case for 6 arguments.
8368         * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
8369         (arm_const_bounds): ... this.
8370         (arm_coproc_builtin_available): New.
8371         * config/arm/arm_acle.h (__arm_cdp): New.
8372         (__arm_cdp2): New.
8373         * config/arm/arm_acle_builtins.def (cdp): New.
8374         (cdp2): New.
8375         * config/arm/iterators.md (CDPI,CDP,cdp): New.
8376         * config/arm/neon.md: Rename all 'neon_const_bounds' to
8377         'arm_const_bounds'.
8378         * config/arm/types.md (coproc): New.
8379         * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
8380         * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
8381         * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
8382         arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
8384 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8386         * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
8387         (UBINOP_QUALIFIERS): New.
8388         (si_UP): Define.
8389         (acle_builtin_data): New. Change comment.
8390         (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
8391         ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
8392         ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
8393         arm_acle_builtins.def.
8394         (ARM_BUILTIN_ACLE_PATTERN_START): Define.
8395         (arm_init_acle_builtins): New.
8396         (CRC32_BUILTIN): Remove.
8397         (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
8398         crc32cb, crc32ch and crc32cw.
8399         (arm_init_crc32_builtins): Remove.
8400         (arm_init_builtins): Use arm_init_acle_builtins rather
8401         than arm_init_crc32_builtins.
8402         (arm_expand_acle_builtin): New.
8403         (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
8404         * config/arm/arm_acle_builtins.def: New.
8406 2017-01-06  Andre Vieira  <andre.simoesdiasvieira@arm.com>
8408         * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
8409         (arm_builtin_datum): ... this.
8410         (arm_init_neon_builtin): Rename to ...
8411         (arm_init_builtin): ... this. Add a new parameters PREFIX
8412         and USE_SIG_IN_NAME.
8413         (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
8414         'arm_init_builtin'. Replace type 'neon_builtin_datum' with
8415         'arm_builtin_datum'.
8416         (arm_init_vfp_builtins): Likewise.
8417         (builtin_arg): Rename enum's replacing 'NEON_ARG' with
8418         'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
8419         (arm_expand_neon_args): Rename to ...
8420         (arm_expand_builtin_args): ... this. Rename builtin_arg
8421         enum values and differentiate between ARG_BUILTIN_MEMORY
8422         and ARG_BUILTIN_NEON_MEMORY.
8423         (arm_expand_neon_builtin_1): Rename to ...
8424         (arm_expand_builtin_1): ... this. Rename builtin_arg enum
8425         values, arm_expand_builtin_args and add bool parameter NEON.
8426         (arm_expand_neon_builtin): Use arm_expand_builtin_1.
8427         (arm_expand_vfp_builtin): Likewise.
8428         (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
8430 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
8432         PR middle-end/77484
8433         * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
8434         * predict.c (tree_estimate_probability_bb): Reverse direction of
8435         polymorphic call predictor.
8437 2017-01-06  David Malcolm  <dmalcolm@redhat.com>
8439         * passes.c (execute_one_pass): Split out pass-skipping logic into...
8440         (determine_pass_name_match): ...this new function and...
8441         (should_skip_pass_p): ...this new function.
8443 2017-01-06  Nathan Sidwell  <nathan@acm.org>
8445         * ipa-visibility.c (function_and_variable_visibility): Reformat
8446         comments and long lines.  Remove extrneous if.
8447         * symtab.c (symtab_node::make_decl_local): Fix code format.
8448         (symtab_node::set_section_for_node): Fix comment typo.
8450 2017-01-06  Martin Liska  <mliska@suse.cz>
8452         PR bootstrap/79003
8453         * lra-constraints.c: Rename invariant to lra_invariant.
8454         * predict.c (set_even_probabilities): Initialize e to NULL.
8456 2017-01-05  Martin Sebor  <msebor@redhat.com>
8458         PR tree-optimization/78910
8459         * gimple-ssa-sprintf.c (tree_digits): Add an argument.
8460         (format_integer): Correct off-by-one error in the handling
8461         of precision with negative numbers in signed conversions..
8463 2017-01-05  Eric Botcazou  <ebotcazou@adacore.com>
8465         * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
8467 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
8469         PR tree-optimization/71016
8470         * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
8471         factor_out_conditional_conversion.  Formatting fix.
8472         (factor_out_conditional_conversion): Add cond_stmt argument.
8473         If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
8474         cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
8475         Formatting fix.
8477 2017-01-05  David Malcolm  <dmalcolm@redhat.com>
8479         * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
8480         read-rtl-function.o, and selftest-rtl.o.
8481         * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
8482         (selftest::aarch64_test_loading_full_dump): New function.
8483         (selftest::aarch64_run_selftests): New function.
8484         (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
8485         selftest::aarch64_run_selftests.
8486         * config/i386/i386.c
8487         (selftest::ix86_test_loading_dump_fragment_1): New function.
8488         (selftest::ix86_test_loading_call_insn): New function.
8489         (selftest::ix86_test_loading_full_dump): New function.
8490         (selftest::ix86_test_loading_unspec): New function.
8491         (selftest::ix86_run_selftests): Call the new functions.
8492         * emit-rtl.c (maybe_set_max_label_num): New function.
8493         * emit-rtl.h (maybe_set_max_label_num): New decl.
8494         * function.c (instantiate_decls): Guard call to
8495         instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
8496         * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
8497         "static".
8498         * gensupport.c (gen_reader::gen_reader): Pass "false"
8499         for new "compact" param of rtx_reader.
8500         * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
8501         rather than an empty string for NULL strings.
8502         * read-md.c: Potentially include config.h rather than bconfig.h.
8503         Wrap include of errors.h with #ifdef GENERATOR_FILE.
8504         (have_error): New global, copied from errors.c.
8505         (md_reader::read_name): Rename to...
8506         (md_reader::read_name_1): ...this, adding "out_loc" param,
8507         and converting "missing name or number" to returning false, rather
8508         than failing.
8509         (md_reader::read_name): Reimplement in terms of read_name_1.
8510         (md_reader::read_name_or_nil): New function.
8511         (md_reader::read_string): Handle "(nil)" by returning NULL.
8512         (md_reader::md_reader): Add new param "compact".
8513         (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
8514         (md_reader::read_file): New method.
8515         * read-md.h (md_reader::md_reader): Add new param "compact".
8516         (md_reader::read_file): New method.
8517         (md_reader::is_compact): New accessor.
8518         (md_reader::read_name): Convert return type from void to file_location.
8519         (md_reader::read_name_or_nil): New decl.
8520         (md_reader::read_name_1): New decl.
8521         (md_reader::m_compact): New field.
8522         (noop_reader::noop_reader): Pass "false" for new "compact" param
8523         of rtx_reader.
8524         (rtx_reader::rtx_reader): Add new "compact" param.
8525         (rtx_reader::read_rtx_operand): Make virtual and convert return
8526         type from void to rtx.
8527         (rtx_reader::read_until): New decl.
8528         (rtx_reader::handle_any_trailing_information): New virtual function.
8529         (rtx_reader::postprocess): New virtual function.
8530         (rtx_reader::finalize_string): New virtual function.
8531         (rtx_reader::m_in_call_function_usage): New field.
8532         (rtx_reader::m_reuse_rtx_by_id): New field.
8533         * read-rtl-function.c: New file.
8534         * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
8535         * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
8536         (selftest::verify_three_block_rtl_cfg): New decl.
8537         * read-rtl-function.h: New file.
8538         * read-rtl.c: Potentially include config.h rather than bconfig.h.
8539         For host, include function.h, memmodel.h, and emit-rtl.h.
8540         (one_time_initialization): New function.
8541         (struct compact_insn_name): New struct.
8542         (compact_insn_names): New array.
8543         (find_code): Handle insn codes in compact dumps.
8544         (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
8545         (bind_subst_iter_and_attr): Likewise.
8546         (add_condition_to_string): Likewise.
8547         (add_condition_to_rtx): Likewise.
8548         (apply_attribute_uses): Likewise.
8549         (add_current_iterators): Likewise.
8550         (apply_iterators): Likewise.
8551         (initialize_iterators): Guard usage of apply_subst_iterator with
8552         #ifdef GENERATOR_FILE.
8553         (read_conditions): Wrap with #ifdef GENERATOR_FILE.
8554         (md_reader::read_mapping): Likewise.
8555         (add_define_attr_for_define_subst): Likewise.
8556         (add_define_subst_attr): Likewise.
8557         (read_subst_mapping): Likewise.
8558         (check_code_iterator): Likewise.
8559         (rtx_reader::read_rtx): Likewise.  Move one-time initialization
8560         logic to...
8561         (one_time_initialization): New function.
8562         (rtx_reader::read_until): New method.
8563         (read_flags): New function.
8564         (parse_reg_note_name): New function.
8565         (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
8566         Handle reuse_rtx ids.
8567         Wrap iterator lookup within #ifdef GENERATOR_FILE.
8568         Add parsing support for RTL dumps, mirroring the special-cases in
8569         print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
8570         values, and calling handle_any_trailing_information.
8571         (rtx_reader::read_rtx_operand): Convert return type from void
8572         to rtx, returning return_rtx.  Handle case 'e'.  Call
8573         finalize_string on XSTR and XTMPL fields.
8574         (rtx_reader::read_nested_rtx):  Handle dumps in which trailing
8575          "(nil)" values were omitted.  Call the postprocess vfunc on the
8576         return_rtx.
8577         (rtx_reader::rtx_reader): Add new "compact" param and pass to base
8578         class ctor.  Initialize m_in_call_function_usage.  Call
8579         one_time_initialization.
8580         * rtl-tests.c (selftest::test_uncond_jump): Call
8581         set_new_first_and_last_insn.
8582         * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
8583         * selftest-rtl.c: New file.
8584         * selftest-rtl.h (class selftest::rtl_dump_test): New class.
8585         (selftest::get_insn_by_uid): New decl.
8586         * selftest-run-tests.c (selftest::run_tests): Call
8587         read_rtl_function_c_tests.
8588         * selftest.h  (selftest::read_rtl_function_c_tests): New decl.
8589         * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
8590         dumps.
8592 2017-01-05  Uros Bizjak  <ubizjak@gmail.com>
8594         * config/i386/i386.md (*testqi_ext_3): No need to handle memory
8595         operands in a special way.  Assert that pos+len <= mode precision.
8597 2017-01-05  Jakub Jelinek  <jakub@redhat.com>
8599         * common.opt (fvect-cost-model): Remove RejectNegative flag, use
8600         3 argument Alias with unlimited for the negative form.
8601         (fno-vect-cost-model): Removed.
8603 2017-01-05  Martin Liska  <mliska@suse.cz>
8605         * hsa-gen.c (gen_hsa_divmod): New function.
8606         (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
8608 2017-01-05  Martin Liska  <mliska@suse.cz>
8610         PR pch/78970
8611         * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
8612         header.
8614 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8616         * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
8617         small constant length operands.
8619 2017-01-05  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
8621         * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
8622         between loop iterations.
8624 2017-01-05  Martin Liska  <mliska@suse.cz>
8626         PR sanitizer/78815
8627         * gimplify.c (gimplify_decl_expr): Compare to
8628         asan_poisoned_variables instread of checking flags.
8629         (gimplify_target_expr): Likewise.
8630         (gimplify_expr): Likewise.
8631         (gimplify_function_tree): Conditionally initialize
8632         asan_poisoned_variables.
8634 2017-01-04  Jeff Law  <law@redhat.com>
8636         PR tree-optimizatin/78812
8637         * rtl.h (contains_mem_rtx_p): Prototype.
8638         * ifcvt.c (containts_mem_rtx_p): Move from here to...
8639         * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
8640         * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
8641         and prune MEMs that are not at the toplevel of a SET_SRC rtx.  Look
8642         through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
8644 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
8646         * input.c (assert_char_at_range): Default-initialize actual_range.
8648 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
8650         * df-scan.c (df_ref_create_structure): Make regno unsigned,
8651         to match the caller.
8653 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
8655         * cfgexpand.c (expand_gimple_basic_block): Disregard debug
8656         insns after final jump in test to emit dummy move.
8658 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
8660         * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
8661         * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
8663 2017-01-04  Alexandre Oliva <aoliva@redhat.com>
8665         * multiple_target.c (create_dispatcher_calls): Init e_next.
8666         * tree-ssa-loop-split.c (split_loop): Init border.
8667         * tree-vect-loop.c (vect_determine_vectorization_factor): Init
8668         scalar_type.
8670 2017-01-04  Michael Meissner  <meissner@linux.vnet.ibm.com>
8672         PR target/71977
8673         PR target/70568
8674         PR target/78823
8675         * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
8676         (altivec_register_operand): Do not return true if the operand
8677         contains a SUBREG mixing SImode and SFmode.
8678         (vsx_register_operand): Likewise.
8679         (vsx_reg_sfsubreg_ok): New predicate.
8680         (vfloat_operand): Do not return true if the operand contains a
8681         SUBREG mixing SImode and SFmode.
8682         (vint_operand): Likewise.
8683         (vlogical_operand): Likewise.
8684         (gpc_reg_operand): Likewise.
8685         (int_reg_operand): Likewise.
8686         * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
8687         * config/rs6000/rs6000.c (valid_sf_si_move): New function to
8688         determine if a MOVSI or MOVSF operation contains SUBREGs that mix
8689         SImode and SFmode.
8690         (rs6000_emit_move_si_sf_subreg): New helper function.
8691         (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
8692         fixup SUBREGs involving SImode and SFmode.
8693         * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
8694         numbers for the new peephole2 optimization.
8695         (peephole2 for SFmode unions): New peephole2 to optimize cases in
8696         the GLIBC math library that do AND/IOR/XOR operations on single
8697         precision floating point.
8698         * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
8699         target macros to say whether we need to avoid SUBREGs mixing
8700         SImode and SFmode.
8701         (TARGET_ALLOW_SF_SUBREG): Likewise.
8702         * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
8703         (UNSPEC_SI_FROM_SF): Likewise.
8704         (iorxor): Change spacing.
8705         (and_ior_xor): New iterator for AND, IOR, and XOR.
8706         (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
8707         (movdi_from_sf_zero_ext): Likewise.
8708         (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
8709         instead of gpc_reg_operand.  Add SImode/SFmode SUBREG support.
8710         (movsf_from_si): New insn for SImode/SFmode SUBREG support.
8711         (fma<mode>4): Use gpc_reg_operand instead of register_operand.
8712         (fms<mode>4): Likewise.
8713         (fnma<mode>4): Likewise.
8714         (fnms<mode>4): Likewise.
8715         (nfma<mode>4): Likewise.
8716         (nfms<mode>4): Likewise.
8718 2017-01-04  Marek Polacek  <polacek@redhat.com>
8720         PR c++/64767
8721         * doc/invoke.texi: Document -Wpointer-compare.
8723 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
8725         * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
8726         RejectNegative.
8728         * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
8729         descriptions for -gdwarf-5 and emit them as uleb128 instead of
8730         2-byte data.
8732 2017-01-04  Kelvin Nilsen  <kelvin@gcc.gnu.org>
8734         PR target/78056
8735         * doc/sourcebuild.texi (PowerPC-specific attributes): Add
8736         documentation of the powerpc_popcntb_ok attribute.
8737         * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
8738         code to issue warning messages if a requested CPU configuration is
8739         not supported by the binary (assembler and loader) toolchain.
8740         (spe_init_builtins): Add two assertions to prevent ICE if attempt is
8741         made to define a built-in function that has been disabled.
8742         (paired_init_builtins): Add assertion to prevent ICE if attempt is
8743         made to define a built-in function that has been disabled.
8744         (altivec_init_builtins): Add comment explaining why definition
8745         of the DST built-in functions is not preceded by an assertion
8746         check.  Add assertions to prevent ICE if attempts are made to
8747         define an altivec predicate or an abs* built-in function that has
8748         been disabled.
8749         (htm_init_builtins): Add comment explaining why definition of the
8750         htm built-in functions is not preceded by an assertion check.
8752 2017-01-04  Jeff Law  <law@redhat.com>
8754         PR tree-optimizatin/67955
8755         * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
8756         Allow any SSA_VAR_P as the base objects.  Use integer_zerop.  Verify
8757         the points-to solution does not include pt_null.  Use DECL_PT_UID
8758         unconditionally.
8760 2017-01-04  Uros Bizjak  <ubizjak@gmail.com>
8762         * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
8763         Use gen_int_mode instead of gen_lopwart for const_int operands.
8765 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
8767         PR tree-optimization/71563
8768         * match.pd: Simplify X << Y into X if Y is known to be 0 or
8769         out of range value - has low bits known to be zero.
8771 2017-01-04  Alan Modra  <amodra@gmail.com>
8773         * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
8774         * configure: Regenerate.
8775         * config.in: Regenerate.
8777 2017-01-04  Jakub Jelinek  <jakub@redhat.com>
8779         PR bootstrap/77569
8780         * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
8781         a substring of the message, but strcmp with the whole message.  Ifdef
8782         ENABLE_NLS, translate the message first using dgettext.
8784 2017-01-03  Jeff Law  <law@redhat.com>
8786         PR tree-optimizatin/78856
8787         * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
8788         (mark_threaded_blocks): Remove code to truncate thread paths that
8789         cross multiple loop headers.  Instead invalidate the cached loop
8790         iteration information and handle case of a thread path walking
8791         into an irreducible region.
8793 2017-01-03  Michael Meissner  <meissner@linux.vnet.ibm.com>
8795         PR target/78900
8796         * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
8797         assertions.  Add support for doing the signbit if the IEEE 128-bit
8798         floating point value is in a GPR.
8799         * config/rs6000/rs6000.md (Fsignbit): Delete.
8800         (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
8801         Update the length attribute if the value is in a GPR.
8802         (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
8803         the sign or zero extension instruction, since the value is always 0/1.
8804         (signbit<mode>2_dm2): Delete using <Fsignbit>.
8806         PR target/78953
8807         * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
8808         extracting SImode to a GPR register so that we can generate a
8809         store, limit the vector to be in a traditional Altivec register
8810         for the vextuwrx instruction.
8812 2017-01-03  Ian Lance Taylor  <iant@google.com>
8814         * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
8816 2017-01-03  Martin Sebor  <msebor@redhat.com>
8818         PR tree-optimization/78696
8819         * gimple-ssa-sprintf.c (format_floating): Correct handling of
8820         precision.  Use MPFR for %f for greater fidelity.  Correct handling
8821         of %g.
8822         (pass_sprintf_length::compute_format_length): Set width and precision
8823         specified by asrerisk to void_node for vararg functions.
8824         (try_substitute_return_value): Adjust dump output.
8826 2017-01-03  David Edelsohn  <dje.gcc@gmail.com>
8828         * doc/invoke.texi (RS6000 options): LRA is enabled by default.
8830 2017-01-03  Eric Botcazou  <ebotcazou@adacore.com>
8832         * doc/invoke.texi (SPARC options): Document -mlra as the default.
8833         * config/sparc/sparc.c (sparc_option_override): Force LRA unless
8834         -mlra/-mno-lra was passed to the compiler.
8836 2017-01-03  James Cowgill  <James.Cowgill@imgtec.com>
8838         PR rtl-optimization/65618
8839         * emit-rtl.c (try_split): Move initialization of "before" and
8840         "after" to just before the call to emit_insn_after_setloc.
8842 2017-01-03  Gerald Pfeifer  <gerald@pfeifer.com>
8844         * doc/md.texi (Standard Names): Remove reference to Java frontend.
8846 2017-01-03  Pierre-Marie de Rodat  <derodat@adacore.com>
8848         * dwarf2out.c (gen_enumeration_type_die): When
8849         -gno-strict-dwarf, add a DW_AT_encoding attribute.
8851 2017-01-03  Jakub Jelinek  <jakub@redhat.com>
8853         PR tree-optimization/78965
8854         * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
8855         Change first argument from const call_info & to call_info &.  For %n
8856         set info.nowrite to false.
8858         PR middle-end/78901
8859         * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
8860         possibly throwing calls.
8862         * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
8863         and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
8864         and fns handling, rather than in a separate case SSA_NAME.
8866 2017-01-02  Jeff Law  <law@redhat.com>
8868         * config/darwin-driver.c (darwin_driver_init): Const-correctness
8869         fixes for first_period and second_period variables.
8871 2017-01-02  Uros Bizjak  <ubizjak@gmail.com>
8873         PR target/78967
8874         * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
8875         (*insvqi_1): New insn pattern.
8876         (*insvqi_1_mem_rex64): Ditto.
8877         (*insvqi_2): Ditto.
8878         (*insvqi_3): Rename from *insvqi.
8880         (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
8882 2017-01-02  Gerald Pfeifer  <gerald@pfeifer.com>
8884         * doc/cfg.texi (Edges): Remove reference to Java.
8885         (Maintaining the CFG): Ditto.
8887 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
8889         PR middle-end/77674
8890         * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
8891         transparent aliases.
8893 2017-01-01  Jan Hubicka  <hubicka@ucw.cz>
8895         PR middle-end/77484
8896         * predict.def (PRED_CALL): Update hitrate.
8897         (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
8898         * predict.c (tree_estimate_probability_bb): Split CALL predictor
8899         into direct/indirect/polymorphic variants.
8901 2017-01-01  Jakub Jelinek  <jakub@redhat.com>
8903         Update copyright years.
8905         * gcc.c (process_command): Update copyright notice dates.
8906         * gcov-dump.c (print_version): Ditto.
8907         * gcov.c (print_version): Ditto.
8908         * gcov-tool.c (print_version): Ditto.
8909         * gengtype.c (create_file): Ditto.
8910         * doc/cpp.texi: Bump @copying's copyright year.
8911         * doc/cppinternals.texi: Ditto.
8912         * doc/gcc.texi: Ditto.
8913         * doc/gccint.texi: Ditto.
8914         * doc/gcov.texi: Ditto.
8915         * doc/install.texi: Ditto.
8916         * doc/invoke.texi: Ditto.
8918 Copyright (C) 2017 Free Software Foundation, Inc.
8920 Copying and distribution of this file, with or without modification,
8921 are permitted in any medium without royalty provided the copyright
8922 notice and this notice are preserved.