| blob | eb7e9ca97744363cc7d42bd11b5ca059466883ff |
1 2017-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3 * config/aarch64/aarch64.c (define_peephole2 above
4 *sub_<shift>_<mode>): New peephole.
6 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
8 * config/i386/i386.c (make_resolver_func): Update.
9 * Makefile.in: Add profile-count.h and profile-count.o
10 * auto-profile.c (afdo_indirect_call): Update to new API.
11 (afdo_set_bb_count): Update.
12 (afdo_propagate_edge): Update.
13 (afdo_propagate_circuit): Update.
14 (afdo_calculate_branch_prob): Update.
15 (afdo_annotate_cfg): Update.
16 * basic-block.h: Include profile-count.h
17 (struct edge_def): Turn count to profile_count.
18 (struct basic_block_def): Likewie.
19 (REG_BR_PROB_BASE): Move to profile-count.h
20 (RDIV): Move to profile-count.h
21 * bb-reorder.c (max_entry_count): Turn to profile_count.
22 (find_traces): Update.
23 (rotate_loop):Update.
24 (connect_traces):Update.
25 (sanitize_hot_paths):Update.
26 * bt-load.c (migrate_btr_defs): Update.
27 * cfg.c (RDIV): Remove.
28 (init_flow): Use alloc_block.
29 (alloc_block): Uninitialize count.
30 (unchecked_make_edge): Uninitialize count.
31 (check_bb_profile): Update.
32 (dump_edge_info): Update.
33 (dump_bb_info): Update.
34 (update_bb_profile_for_threading): Update.
35 (scale_bbs_frequencies_int): Update.
36 (scale_bbs_frequencies_gcov_type): Update.
37 (scale_bbs_frequencies_profile_count): New.
38 * cfg.h (update_bb_profile_for_threading): Update.
39 (scale_bbs_frequencies_profile_count): Declare.
40 * cfgbuild.c (compute_outgoing_frequencies): Update.
41 (find_many_sub_basic_blocks): Update.
42 * cfgcleanup.c (try_forward_edges): Update.
43 (try_crossjump_to_edge): Update.
44 * cfgexpand.c (expand_gimple_tailcall): Update.
45 (construct_exit_block): Update.
46 * cfghooks.c (verify_flow_info): Update.
47 (dump_bb_for_graph): Update.
48 (split_edge): Update.
49 (make_forwarder_block): Update.
50 (duplicate_block): Update.
51 (account_profile_record): Update.
52 * cfgloop.c (find_subloop_latch_edge_by_profile): Update.
53 (get_estimated_loop_iterations): Update.
54 * cfgloopanal.c (expected_loop_iterations_unbounded): Update.
55 (single_likely_exit): Update.
56 * cfgloopmanip.c (scale_loop_profile): Update.
57 (loopify): Update.
58 (set_zero_probability): Update.
59 (lv_adjust_loop_entry_edge): Update.
60 * cfgrtl.c (force_nonfallthru_and_redirect): Update.
61 (purge_dead_edges): Update.
62 (rtl_account_profile_record): Update.
63 * cgraph.c (cgraph_node::create): Uninitialize count.
64 (symbol_table::create_edge): Uninitialize count.
65 (cgraph_update_edges_for_call_stmt_node): Update.
66 (cgraph_edge::dump_edge_flags): Update.
67 (cgraph_node::dump): Update.
68 (cgraph_edge::maybe_hot_p): Update.
69 * cgraph.h: Include profile-count.h
70 (create_clone), create_edge, create_indirect_edge): Update.
71 (cgraph_node): Turn count to profile_count.
72 (cgraph_edge0: Likewise.
73 (make_speculative, clone): Update.
74 (create_edge): Update.
75 (init_lowered_empty_function): Update.
76 * cgraphclones.c (cgraph_edge::clone): Update.
77 (duplicate_thunk_for_node): Update.
78 (cgraph_node::create_clone): Update.
79 * cgraphunit.c (cgraph_node::analyze): Update.
80 (cgraph_node::expand_thunk): Update.
81 * final.c (dump_basic_block_info): Update.
82 * gimple-streamer-in.c (input_bb): Update.
83 * gimple-streamer-out.c (output_bb): Update.
84 * graphite.c (print_global_statistics): Update.
85 (print_graphite_scop_statistics): Update.
86 * hsa-brig.c: Include basic-block.h.
87 * hsa-dump.c: Include basic-block.h.
88 * hsa-gen.c (T sum_slice): Update.
89 (convert_switch_statements):Update.
90 * hsa-regalloc.c: Include basic-block.h.
91 * ipa-chkp.c (chkp_produce_thunks): Update.
92 * ipa-cp.c (struct caller_statistics): Update.
93 (init_caller_stats): Update.
94 (gather_caller_stats): Update.
95 (ipcp_cloning_candidate_p): Update.
96 (good_cloning_opportunity_p): Update.
97 (get_info_about_necessary_edges): Update.
98 (dump_profile_updates): Update.
99 (update_profiling_info): Update.
100 (update_specialized_profile): Update.
101 (perhaps_add_new_callers): Update.
102 (decide_about_value): Update.
103 (ipa_cp_c_finalize): Update.
104 * ipa-devirt.c (struct odr_type_warn_count): Update.
105 (struct decl_warn_count): Update.
106 (struct final_warning_record): Update.
107 (possible_polymorphic_call_targets): Update.
108 (ipa_devirt): Update.
109 * ipa-fnsummary.c (redirect_to_unreachable): Update.
110 * ipa-icf.c (sem_function::merge): Update.
111 * ipa-inline-analysis.c (do_estimate_edge_time): Update.
112 * ipa-inline.c (compute_uninlined_call_time): Update.
113 (compute_inlined_call_time): Update.
114 (want_inline_small_function_p): Update.
115 (want_inline_self_recursive_call_p): Update.
116 (edge_badness): Update.
117 (lookup_recursive_calls): Update.
118 (recursive_inlining): Update.
119 (inline_small_functions): Update.
120 (dump_overall_stats): Update.
121 (dump_inline_stats): Update.
122 * ipa-profile.c (ipa_profile_generate_summary): Update.
123 (ipa_propagate_frequency): Update.
124 (ipa_profile): Update.
125 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
126 * ipa-utils.c (ipa_merge_profiles): Update.
127 * loop-doloop.c (doloop_modify): Update.
128 * loop-unroll.c (report_unroll): Update.
129 (unroll_loop_runtime_iterations): Update.
130 * lto-cgraph.c (lto_output_edge): Update.
131 (lto_output_node): Update.
132 (input_node): Update.
133 (input_edge): Update.
134 (merge_profile_summaries): Update.
135 * lto-streamer-in.c (input_cfg): Update.
136 * lto-streamer-out.c (output_cfg): Update.
137 * mcf.c (create_fixup_graph): Update.
138 (adjust_cfg_counts): Update.
139 (sum_edge_counts): Update.
140 * modulo-sched.c (sms_schedule): Update.
141 * postreload-gcse.c (eliminate_partially_redundant_load): Update.
142 * predict.c (maybe_hot_count_p): Update.
143 (probably_never_executed): Update.
144 (dump_prediction): Update.
145 (combine_predictions_for_bb): Update.
146 (propagate_freq): Update.
147 (handle_missing_profiles): Update.
148 (counts_to_freqs): Update.
149 (rebuild_frequencies): Update.
150 (force_edge_cold): Update.
151 * predict.h: Include profile-count.h
152 (maybe_hot_count_p, counts_to_freqs): UPdate.
153 * print-rtl-function.c: Do not include cfg.h
154 * print-rtl.c: Include basic-block.h
155 * profile-count.c: New file.
156 * profile-count.h: New file.
157 * profile.c (is_edge_inconsistent): Update.
158 (correct_negative_edge_counts): Update.
159 (is_inconsistent): Update.
160 (set_bb_counts): Update.
161 (read_profile_edge_counts): Update.
162 (compute_frequency_overlap): Update.
163 (compute_branch_probabilities): Update; Initialize and deinitialize
164 gcov_count tables.
165 (branch_prob): Update.
166 * profile.h (bb_gcov_counts, edge_gcov_counts): New.
167 (edge_gcov_count): New.
168 (bb_gcov_count): New.
169 * shrink-wrap.c (try_shrink_wrapping): Update.
170 * tracer.c (better_p): Update.
171 * trans-mem.c (expand_transaction): Update.
172 (ipa_tm_insert_irr_call): Update.
173 (ipa_tm_insert_gettmclone_call): Update.
174 * tree-call-cdce.c: Update.
175 * tree-cfg.c (gimple_duplicate_sese_region): Update.
176 (gimple_duplicate_sese_tail): Update.
177 (gimple_account_profile_record): Update.
178 (execute_fixup_cfg): Update.
179 * tree-inline.c (copy_bb): Update.
180 (copy_edges_for_bb): Update.
181 (initialize_cfun): Update.
182 (freqs_to_counts): Update.
183 (copy_cfg_body): Update.
184 (expand_call_inline): Update.
185 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): Update.
186 * tree-ssa-loop-ivcanon.c (unloop_loops): Update.
187 (try_unroll_loop_completely): Update.
188 (try_peel_loop): Update.
189 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update.
190 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Update.
191 * tree-ssa-loop-split.c (connect_loops): Update.
192 * tree-ssa-loop-unswitch.c (hoist_guard): Update.
193 * tree-ssa-reassoc.c (branch_fixup): Update.
194 * tree-ssa-tail-merge.c (replace_block_by): Update.
195 * tree-ssa-threadupdate.c (create_block_for_threading): Update.
196 (compute_path_counts): Update.
197 (update_profile): Update.
198 (recompute_probabilities): Update.
199 (update_joiner_offpath_counts): Update.
200 (estimated_freqs_path): Update.
201 (freqs_to_counts_path): Update.
202 (clear_counts_path): Update.
203 (ssa_fix_duplicate_block_edges): Update.
204 (duplicate_thread_path): Update.
205 * tree-switch-conversion.c (case_bit_test_cmp): Update.
206 (struct switch_conv_info): Update.
207 * tree-tailcall.c (decrease_profile): Update.
208 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Update.
209 * tree-vect-loop.c (scale_profile_for_vect_loop): Update.
210 * value-prof.c (check_counter): Update.
211 (gimple_divmod_fixed_value): Update.
212 (gimple_mod_pow2): Update.
213 (gimple_mod_subtract): Update.
214 (gimple_ic_transform): Update.
215 (gimple_stringop_fixed_value): Update.
216 * value-prof.h (gimple_ic): Update.
218 2017-06-02 Carl Love <cel@us.ibm.com>
220 * config/rs6000/rs6000-c: Add support for built-in functions
221 vector double vec_doublee (vector signed int);
222 vector double vec_doublee (vector unsigned int);
223 vector double vec_doublee (vector float);
224 vector double vec_doubleh (vector signed int);
225 vector double vec_doubleh (vector unsigned int);
226 vector double vec_doubleh (vector float);
227 vector double vec_doublel (vector signed int);
228 vector double vec_doublel (vector unsigned int);
229 vector double vec_doublel (vector float);
230 vector double vec_doubleo (vector signed int);
231 vector double vec_doubleo (vector unsigned int);
232 vector double vec_doubleo (vector float);.
233 * config/rs6000/rs6000-builtin.def: Add definitions for DOUBLEE,
234 DOUBLEO, DOUBLEH, DOUBLEL, UNS_DOUBLEO, UNS_DOUBLEE, UNS_DOUBLEH,
235 UNS_DOUBLEL.
236 * config/rs6000/altivec.md: Add code generator for doublee<mode>2,
237 unsdoubleev4si2, doubleo<mode>2, unsdoubleov4si2, doubleh<mode>2,
238 unsdoublehv4si2, doublel<mode>2, unsdoublelv4si2, add mode attribute
239 VS_sxwsp.
240 * config/rs6000/altivec.h: Add define for vec_doublee, vec_doubleo,
241 vec_doublel, vec_doubleh.
242 * doc/extend.texi: Update the built-in documentation file for the
243 new built-in functions.
245 2017-06-02 David Malcolm <dmalcolm@redhat.com>
247 PR jit/80954
248 * ipa-inline-analysis.c (free_growth_caches): Set
249 edge_removal_hook_holder to NULL after removing it.
251 2017-06-02 Sudakshina Das <sudi.das@arm.com>
253 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_SWP for
254 comparision with zero.
256 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
257 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
258 for early expansion of vec_min and vec_max builtins.
259 (builtin_function_type): Add min/max unsigned variants to those
260 identified as having unsigned arguments.
262 2017-06-02 Olivier Hainque <hainque@adacore.com>
264 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
266 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
268 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
269 Use VALL_F16 iterator rather than VALL.
271 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
273 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
274 Emit CBNZ inside loop when doing a strong exchange and comparing
275 against zero. Generate the CC flags after the loop.
277 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
279 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
280 (dl_section_ref): New.
281 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
282 On AIX, append an expression to subtract the size of the
283 section length to dl_section_ref.
285 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
287 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
288 for early expansion of vector absolute builtins.
290 2017-06-02 Richard Biener <rguenther@suse.de>
292 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
293 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
295 2017-06-02 Richard Biener <rguenther@suse.de>
297 PR tree-optimization/80948
298 * tree-tailcall.c (find_tail_calls): Track stmts to move in
299 stmt order as well.
301 2017-06-02 Richard Biener <rguenther@suse.de>
303 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
304 PHIs are ok.
305 * tree-vect-stmts.c (process_use): Do not mark backedge defs
306 for inductions as relevant.
308 2017-06-02 Richard Biener <rguenther@suse.de>
310 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
311 (vectorizable_induction): ... this. Remove dead code.
313 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
315 * builtins. (expand_builtin_alloca): Remove second parameter and
316 infer its value from the first parameter instead.
317 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
319 2017-06-02 Jakub Jelinek <jakub@redhat.com>
321 PR rtl-optimization/80903
322 * loop-doloop.c (add_test): Unshare sequence.
324 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
326 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
328 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
330 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
331 static.
332 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
333 xlogue_layout::get_instance, logue_layout::xlogue_layout,
334 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
335 (xlogue_layout::get_stub_rtx): Make static.
336 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
337 (xlogue_layout::compute_stub_managed_regs): Rename to...
338 (xlogue_layout::count_stub_managed_regs): ...this.
339 (xlogue_layout::is_stub_managed_reg): New function.
340 (xlogue_layout::m_stub_names): Rename to...
341 (xlogue_layout::s_stub_names): ...this, make static.
342 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
343 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
344 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
345 xlogue_layout::s_stub_names): Instantiate statics.
346 (stub_managed_regs): Remove.
347 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
348 (disable_call_ms2sysv_xlogues): Rename to...
349 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
350 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
351 warning logic.
352 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
353 change after reload_completed.
354 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
355 directly.
356 (ix86_expand_prologue): Likewise.
357 (ix86_expand_epilogue): Likewise.
358 (ix86_expand_split_stack_prologue): Likewise.
359 (ix86_compute_frame_layout): Remove frame parameter ...
360 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
361 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
362 only if necessary.
363 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
364 (ix86_frame): Move from here ...
365 * config/i386/i386.h (ix86_frame): ... to here.
366 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
367 complete ix86_frame data structure instead. Remove some_ld_name.
369 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
371 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
372 symbols that hold a DECL_VALUE_EXPR.
374 2017-06-01 Martin Jambor <mjambor@suse.cz>
376 PR tree-optimization/80898
377 * tree-sra.c (process_subtree_disqualification): Removed.
378 (disqualify_candidate): Do not acll
379 process_subtree_disqualification.
380 (subtree_mark_written_and_enqueue): New function.
381 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
382 RHS has been disqualified and re-queue LHS if necessary. Apart
383 from that, ignore disqualified RHS.
385 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
387 * config/s390/s390.c (s390_emit_epilogue): Disable early return
388 address fetch for z10 or later.
390 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
392 * config/arc/arc.md (tst_movb): Add guard when splitting.
394 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
396 * config/arc/arc.c (arc_can_eliminate): Test against
397 arc_frame_pointer_needed.
399 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
401 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
402 to prevent store reordering.
403 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
404 (type): Add block type.
405 (stack_tie): Define special instruction to be used in
406 expand_prologue.
408 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
410 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
411 constraint. It is not valid for the pattern.
412 (noncommutative_binary_comparison): Likewise.
414 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
416 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
417 scaled addresses.
419 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
421 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
422 be used by the reg-alloc.
424 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
426 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
427 reg-alloc when having mul64 or mul32x16 instructions.
428 (mulsidi3): Likewise.
429 (umulsidi3): Likewise.
430 (mulsi32x16): New pattern.
431 (mulsi64): Likewise.
432 (mulsidi64): Likewise.
433 (umulsidi64): Likewise.
434 (MUL32x16_REG): Define.
435 (mul64_600): Use MUL32x16_REG.
436 (mac64_600): Likewise.
437 (umul64_600): Likewise.
438 (umac64_600): Likewise.
440 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
442 * config/arc/arc.md (mulsi3_700): Make it commutative.
444 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
446 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
447 type for movstouw.
448 (*sign_extendsidi2_insn): Likewise for movstosw.
450 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
452 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
453 the type of the input discriminant value. Convert the
454 discriminant value of signedness vary.
456 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
458 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
459 Add to -Wall section.
461 2017-06-01 Richard Biener <rguenther@suse.de>
463 PR middle-end/66313
464 * fold-const.c (fold_plusminus_mult_expr): If the factored
465 factor may be zero use a wrapping type for the inner operation.
466 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
467 and handle moved defs.
468 (process_assignment): Properly guard the unary op case. Return a
469 tri-state indicating that moving the stmt before the call may allow
470 to continue. Pass through to_move.
471 (find_tail_calls): Handle moving unrelated defs before
472 the call.
474 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
476 PR target/80618
477 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
478 splitter result in the canonical way.
480 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
482 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
483 also for 32bit target. Update insn attributes.
484 (zero-extendsidi2 splitter): Allow all registers for operand 1.
486 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
488 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
489 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
490 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
491 (_mm_maskz_min_ss): New intrinsics.
493 2017-05-31 Martin Liska <mliska@suse.cz>
495 * tree-vect-loop.c (vect_create_epilog_for_reduction):
496 Change comment style to one we normally use.
497 (vectorizable_reduction): Likewise.
498 (vectorizable_induction): Likewise.
499 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
500 (vectorizable_call): Likewise.
501 (vectorizable_simd_clone_call): Likewise.
502 (vectorizable_conversion): Likewise.
503 (vectorizable_assignment): Likewise.
504 (vectorizable_shift): Likewise.
505 (vectorizable_operation): Likewise.
506 (vectorizable_store): Likewise.
507 (vectorizable_load): Likewise.
508 * tree-vectorizer.h: Likewise.
510 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
512 * passes.c (emergency_dump_function): New.
513 * tree-pass.h (emergency_dump_function): Declare.
514 * plugin.c (plugins_internal_error_function): Remove.
515 * plugin.h (plugins_internal_error_function): Remove declaration.
516 * toplev.c (internal_error_function): New static function. Use it...
517 (general_init): ...here.
519 2017-05-31 Graham Markall <graham.markall@embecosm.com>
521 * config/arc/arc.c (arc_print_operand): Handle constant operands.
522 (arc_rtx_costs): Add costs for new patterns.
523 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
524 * config/arc/predicates.md: Add _1_2_3_operand predicate.
526 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
528 * tree-ssa-strlen.c (get_next_strinfo): New function.
529 (get_stridx_plus_constant): Use it.
530 (zero_length_string): Likewise.
531 (adjust_related_strinfos): Likewise.
532 (adjust_last_stmt): Likewise.
534 2017-05-31 Richard Biener <rguenther@suse.de>
536 PR target/80880
537 * config/i386/i386.c (ix86_expand_builtin): Remove assert
538 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
540 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
542 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
543 loop_vinfo argument and use of dependence distance vectors.
544 Check instead whether the two references differ only in their
545 initial value and assume that they have the same alignment if the
546 difference is a multiple of the vector alignment.
547 (vect_analyze_data_refs_alignment): Update call accordingly.
549 2017-05-31 Martin Liska <mliska@suse.cz>
551 PR target/79155
552 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
554 2017-05-31 Bin Cheng <bin.cheng@arm.com>
556 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
557 (create_intersect_range_checks): Move from ...
558 * tree-data-ref.c (create_intersect_range_checks_index)
559 (create_intersect_range_checks): ... to here.
560 (create_runtime_alias_checks): New function factored from ...
561 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
562 here. Call above function.
563 * tree-data-ref.h (create_runtime_alias_checks): New function.
565 2017-05-31 Bin Cheng <bin.cheng@arm.com>
567 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
568 segment length for dr_b and compute it in wide_int.
570 2017-05-31 Richard Biener <rguenther@suse.de>
572 PR tree-optimization/80906
573 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
574 and pass through iv_map.
575 (copy_bb_and_scalar_dependences): Adjust.
576 (translate_pending_phi_nodes): Likewise.
577 (copy_loop_close_phi_args): Handle code-generating IVs instead
578 of ICEing.
580 2017-05-30 David Malcolm <dmalcolm@redhat.com>
582 * diagnostic-color.c (color_dict): Add "type-diff".
583 (parse_gcc_colors): Update comment.
584 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
585 -fdiagnostics-show-template-tree and -fno-elide-type.
586 (GCC_COLORS): Add type-diff to example.
587 (type-diff=): New.
588 (-fdiagnostics-show-template-tree): New.
589 (-fno-elide-type): New.
590 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
591 the pp_format_decoder callback. Call any m_format_postprocessor's
592 "handle" method.
593 (pretty_printer::pretty_printer): Initialize
594 m_format_postprocessor.
595 (pretty_printer::~pretty_printer): Delete any
596 m_format_postprocessor.
597 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
598 (class format_postprocessor): New class.
599 (struct pretty_printer::format_decoder): Document the new parameters.
600 (struct pretty_printer::m_format_postprocessor): New field.
601 * tree-diagnostic.c (default_tree_printer): Update for new
602 bool and const char ** params.
603 * tree-diagnostic.h (default_tree_printer): Likewise.
605 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
607 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
608 (lwa_operand): Delete rs6000_gen_cell_microcode test.
609 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
610 rs6000_gen_cell_microcode code.
611 (rs6000_final_prescan_insn): Delete.
612 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
613 "warn-cell-microcode" entries.
614 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
615 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
616 throughout. Change cc_reg_not_micro_cr0_operand to
617 cc_reg_not_cr0_operand throughout.
618 (*extendhi<mode>2_noload): Delete.
619 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
620 (mwarn-cell-microcode): Delete.
621 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
622 -mgen-cell-microcode and -mwarn-cell-microcode.
624 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
626 PR target/80833
627 * config/i386/constraints.md (Yd): New constraint.
628 (Ye): Ditto.
629 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
630 and (?Yd, r) alternatives. Update insn attributes.
631 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
632 and (?*Yd, r) alternatives. Update insn attributes.
633 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
635 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
637 * gimplify.c (gimplify_modify_expr): Don't create a
638 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
639 function.
641 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
643 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
645 2017-05-30 Richard Biener <rguenther@suse.de>
647 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
648 and reduc_def fields.
649 (STMT_VINFO_REDUC_TYPE): New define.
650 (STMT_VINFO_REDUC_DEF): Likewise.
651 (vect_force_simple_reduction): Adjust prototype.
652 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
653 (vect_is_simple_reduction): Remove check_reduction argument.
654 (vect_force_simple_reduction): Adjust and set
655 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
656 (vectorizable_reduction): Do not re-do reduction analysis
657 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
658 * tree-parloops.c (gather_scalar_reductions): Adjust.
660 2017-05-30 Richard Biener <rguenther@suse.de>
662 PR middle-end/80901
663 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
664 split_edge code.
666 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
668 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
669 Introduce unknown_misalignment parameter and remove vf.
670 (vect_peeling_hash_get_lowest_cost):
671 Pass unknown_misalignment parameter.
672 (vect_enhance_data_refs_alignment):
673 Fix unsupportable data ref treatment.
675 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
677 * tree-vect-data-refs.c (vect_get_data_access_cost):
678 Workaround for SLP handling.
679 (vect_enhance_data_refs_alignment):
680 Compute costs for doing no peeling at all, compare to the best
681 peeling costs so far and avoid peeling if cheaper.
683 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
685 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
686 Return peeling info and set costs to zero for unlimited cost
687 model.
688 (vect_enhance_data_refs_alignment): Also inspect all datarefs
689 with unknown misalignment. Compute and costs for unknown
690 misalignment, compare them to the costs for known misalignment
691 and choose the cheapest for peeling.
693 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
695 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
696 (vect_get_peeling_costs_all_drs): Create function.
697 (vect_peeling_hash_get_lowest_cost):
698 Use vect_get_peeling_costs_all_drs.
699 (vect_peeling_supportable): Create function.
700 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
702 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
704 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
705 DR_HAS_NEGATIVE_STEP.
706 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
707 (vect_enhance_data_refs_alignment): Use.
708 (vect_duplicate_ssa_name_ptr_info): Use.
709 * tree-vectorizer.h (dr_misalignment): Use.
710 (known_alignment_for_access_p): Use.
712 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
714 PR target/78838
715 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
716 .lowtext.
717 (has_section_name): New function.
719 2017-05-30 Martin Liska <mliska@suse.cz>
721 PR other/80909
722 * auto-profile.c (get_function_decl_from_block): Fix
723 parenthesis.
725 2017-05-30 Richard Biener <rguenther@suse.de>
727 PR middle-end/80876
728 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
730 2017-05-30 Martin Liska <mliska@suse.cz>
732 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
733 * dumpfile.h (struct dump_file_info): Remove ctors.
735 2017-05-30 Martin Liska <mliska@suse.cz>
737 * predict.def: Fix GNU coding style.
739 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
741 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
742 Mark 'to' argument with ATTRIBUTE_UNUSED.
744 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
746 * config/xtensa/xtensa.c (xtensa_emit_call): Use
747 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
748 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
749 format string.
751 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
753 * doc/install.texi (Options specification): Restore entry of
754 --enable-sjlj-exceptions.
756 2017-05-27 Michael Eager <eager@eagercon.com>
758 Revert:
759 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
761 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
763 * config/microblaze/microblaze.h
764 (FIXED_REGISTERS): Update in macro.
765 (CALL_USED_REGISTERS): Update in macro.
767 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
769 * doc/install.texi: Add links to macOS binary distributions.
771 2017-05-27 Jakub Jelinek <jakub@redhat.com>
773 PR bootstrap/80887
774 Revert:
775 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
777 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
779 2017-05-26 Martin Liska <mliska@suse.cz>
781 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
783 2017-05-26 Martin Liska <mliska@suse.cz>
785 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
786 always leading ';; '.
787 (dump_bb_info): Likewise.
788 (brief_dump_cfg): Likewise.
789 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
790 * dumpfile.c: Remove usage of TDF_VERBOSE.
791 * dumpfile.h (enum dump_kind): Likewise.
792 (dump_gimple_bb_header): Do not use TDF_COMMENT.
793 * print-tree.c (debug_verbose): Remove.
794 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
795 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
796 * tree-diagnostic.c (default_tree_printer): Replace
797 TDF_DIAGNOSTIC with TDF_SLIM.
799 2017-05-26 Bin Cheng <bin.cheng@arm.com>
801 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
802 in parameter loop, rather than loop_vinfo.
803 (create_intersect_range_checks): Ditto.
804 (vect_create_cond_for_alias_checks): Update call to above functions.
806 2017-05-26 Bin Cheng <bin.cheng@arm.com>
808 PR tree-optimization/80815
809 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
810 for merging runtime alias checks. Handle negative DR_STEPs.
812 2017-05-26 Bin Cheng <bin.cheng@arm.com>
814 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
815 Move from ...
816 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
817 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
818 out code pruning runtime alias checks.
819 * tree-data-ref.c (prune_runtime_alias_test_list): New function
820 factored out from above.
821 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
822 Move from ...
823 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
824 ... to here.
825 (prune_runtime_alias_test_list): New decalaration.
827 2017-05-26 Bin Cheng <bin.cheng@arm.com>
829 * tree-vect-data-refs.c (compare_tree): Rename and move ...
830 * tree-data-ref.c (data_ref_compare_tree): ... to here.
831 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
832 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
833 (operator==, comp_dr_with_seg_len_pair): Ditto.
834 (vect_prune_runtime_alias_test_list): Ditto.
836 2017-05-26 Martin Liska <mliska@suse.cz>
838 PR ipa/80663
839 * params.def: Bound partial-inlining-entry-probability param.
841 2017-05-26 Marek Polacek <polacek@redhat.com>
843 PR sanitizer/80875
844 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
845 can be negated.
847 2017-05-26 Richard Biener <rguenther@suse.de>
849 PR tree-optimization/80842
850 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
851 value.
853 2017-05-26 Richard Biener <rguenther@suse.de>
855 PR tree-optimization/80844
856 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
858 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
860 * doc/md.texi (Machine Constraints): Update x86 family
861 machine constraints section to match 'config/i386/constraints.md'.
863 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
865 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
867 2017-05-25 Nathan Sidwell <nathan@acm.org>
869 * doc/invoke.texi (--enable-languages): Update documentation.
871 2017-05-25 Martin Liska <mliska@suse.cz>
873 * dumpfile.c: Add TDF_FOLDING.
874 * dumpfile.h (enum dump_kind): Likewise.
875 * genmatch.c (dt_simplify::gen_1): Use it.
877 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
879 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
881 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
883 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
884 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
886 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
888 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
889 * match.pd (X == C): Rewrite it here.
890 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
891 with_certain_nonzero_bits2): New predicates.
892 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
894 2017-05-24 Nathan Sidwell <nathan@acm.org>
896 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
897 avoid warning.
899 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
900 warning.
902 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
904 * config/powerpcspe: New port. Files are copied from the rs6000
905 port, with "rs6000" in filenames replaced by "powerpcspe".
907 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
909 PR rtl-optimization/80754
910 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
912 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
914 * config/sparc/sparc.md (length): Return the correct value for -mflat
915 sibcalls to match output_sibcall.
917 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
919 PR bootstrap/80860
920 PR bootstrap/80843
921 * config/rs6000/rs6000.c (struct machine_function): Add new field
922 n_components.
923 (rs6000_get_separate_components): Init that field, use it.
924 (rs6000_components_for_bb): Use the field.
926 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
928 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
930 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
932 PR middle-end/80823
933 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
935 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
937 PR target/80725
938 * config/s390/s390.c (s390_check_qrst_address): Check incoming
939 address against address_operand predicate.
940 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
942 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
944 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
945 parameters passed indirectly.
947 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
949 * config/i386/i386.md (*movdi_internal): Remove SSE4
950 alternative 18 (?r, *v). Update insn attributes.
951 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
952 Update insn attributes.
953 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
954 Update insn attributes.
955 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
956 alternative 1 (r, v). Remove isa attribute.
957 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
958 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
959 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
961 2017-05-23 Tom de Vries <tom@codesourcery.com>
963 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
964 dg-line directive.
966 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
968 * cgraphunit.c (symbol_table::process_new_functions): Update.
969 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
970 (inline_generate_summary): Rename to ...
971 (ipa_fn_summary_generate): ... this one.
972 (inline_read_summary): Rename to ...
973 (ipa_fn_summary_read): ... this one.
974 (inline_write_summary): Rename to ...
975 (ipa_fn_summary_write): ... this one.
976 (inline_free_summary): Rename to ...
977 (ipa_free_fn_summary): ... this one.
978 (pass_data_local_fn_summary, pass_local_fn_summary,
979 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
980 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
981 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
982 make_pass_ipa_fn_summary): New.
983 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
984 inline_write_summary, inline_free_summary): Remove.
985 (ipa_free_fn_summary) : New.
986 * ipa-inline.c (ipa_inline): Update.
987 (pass_ipa_inline): Do not generate summaries.
988 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
989 Remove.
990 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
991 and add pass_ipa_fn_summary.
992 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
993 New.
994 (make_pass_inline_parameters): Remove.
996 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
998 * omp-low.c (struct omp_context): Remove "default_kind" member.
999 Adjust all users.
1001 * omp-offload.c (execute_oacc_device_lower): Remove the
1002 parallelism dimensions function attributes for unparallelized
1003 OpenACC kernels constructs.
1005 2017-05-23 Martin Liska <mliska@suse.cz>
1007 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
1008 functions.
1009 (cgraph_edge::make_speculative): Likewise.
1010 (cgraph_edge::resolve_speculation): Likewise.
1011 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
1012 (cgraph_node::dump): Likewise.
1013 * cgraph.h: Likewise.
1014 * cgraphunit.c (analyze_functions): Likewise.
1015 (symbol_table::compile): Likewise.
1016 * ipa-cp.c (print_all_lattices): Likewise.
1017 (determine_versionability): Likewise.
1018 (initialize_node_lattices): Likewise.
1019 (ipcp_verify_propagated_values): Likewise.
1020 (estimate_local_effects): Likewise.
1021 (update_profiling_info): Likewise.
1022 (create_specialized_node): Likewise.
1023 (perhaps_add_new_callers): Likewise.
1024 (decide_about_value): Likewise.
1025 (decide_whether_version_node): Likewise.
1026 (identify_dead_nodes): Likewise.
1027 (ipcp_store_bits_results): Likewise.
1028 * ipa-devirt.c (dump_targets): Likewise.
1029 (ipa_devirt): Likewise.
1030 * ipa-icf.c (sem_item::dump): Likewise.
1031 (sem_function::equals): Likewise.
1032 (sem_variable::equals): Likewise.
1033 (sem_item_optimizer::read_section): Likewise.
1034 (sem_item_optimizer::execute): Likewise.
1035 (congruence_class::dump): Likewise.
1036 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
1037 (dump_inline_summary): Likewise.
1038 (estimate_node_size_and_time): Likewise.
1039 (inline_analyze_function): Likewise.
1040 * ipa-inline-transform.c (inline_call): Likewise.
1041 * ipa-inline.c (report_inline_failed_reason): Likewise.
1042 (want_early_inline_function_p): Likewise.
1043 (edge_badness): Likewise.
1044 (update_edge_key): Likewise.
1045 (inline_small_functions): Likewise.
1046 * ipa-profile.c (ipa_profile): Likewise.
1047 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
1048 (ipa_make_edge_direct_to_target): Likewise.
1049 (remove_described_reference): Likewise.
1050 (ipa_impossible_devirt_target): Likewise.
1051 (propagate_controlled_uses): Likewise.
1052 (ipa_print_node_params): Likewise.
1053 (ipcp_transform_function): Likewise.
1054 * ipa-pure-const.c (pure_const_read_summary): Likewise.
1055 (propagate_pure_const): Likewise.
1056 * ipa-reference.c (generate_summary): Likewise.
1057 (read_write_all_from_decl): Likewise.
1058 (propagate): Likewise.
1059 (ipa_reference_read_optimization_summary): Likewise.
1060 * ipa-utils.c (ipa_merge_profiles): Likewise.
1061 * ipa.c (walk_polymorphic_call_targets): Likewise.
1062 (symbol_table::remove_unreachable_nodes): Likewise.
1063 (ipa_single_use): Likewise.
1064 * passes.c (execute_todo): Likewise.
1065 * predict.c (drop_profile): Likewise.
1066 * symtab.c (symtab_node::get_dump_name): New function.
1067 (symtab_node::dump_name): Likewise.
1068 (symtab_node::dump_asm_name): Likewise.
1069 (symtab_node::dump_references): Likewise.
1070 (symtab_node::dump_referring): Likewise.
1071 (symtab_node::dump_base): Likewise.
1072 (symtab_node::debug_symtab): Likewise.
1073 * tree-sra.c (convert_callers_for_node): Likewise.
1074 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
1075 * value-prof.c (init_node_map): Likewise.
1077 2017-05-23 Martin Liska <mliska@suse.cz>
1079 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
1080 and symtab_node::debug_symtab to symbol_table::debug.
1081 * cgraphunit.c (analyze_functions): Use the renamed function.
1082 (symbol_table::compile): Likewise.
1083 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
1084 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
1085 * passes.c (execute_todo): Likewise.
1086 * symtab.c (symbol_table::dump): New function.
1087 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
1089 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
1091 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
1092 that nonconst implies exec.
1094 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
1096 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
1097 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
1098 (inline_edge_summary_vec): Turn into ...
1099 (ipa_call_summaries): ... this one.
1100 (redirect_to_unreachable, edge_set_predicate,
1101 evaluate_properties_for_edge, inline_summary_alloc,
1102 reset_ipa_call_summary, reset_inline_summary,
1103 inline_summary_t::duplicate): Update.
1104 (inline_edge_duplication_hook): Turn to ...
1105 (ipa_call_summary_t::duplicate): ... this one.
1106 (inline_edge_removal_hook): Turn to ...
1107 (ipa_call_summary_t::remove): ... this one.
1108 (dump_inline_edge_summary): Turn to ...
1109 (dump_ipa_call_summary): ... this one.
1110 (estimate_function_body_sizes): Update.
1111 (inline_update_callee_summaries): Update.
1112 (remap_edge_change_prob): Update.
1113 (remap_edge_summaries): Update.
1114 (inline_merge_summary): Update.
1115 (do_estimate_edge_time): Update.
1116 (inline_generate_summary): Update.
1117 (inline_read_section): Update.
1118 (inline_read_summary): Update.
1119 (inline_free_summary): Update.
1120 * ipa-inline.c (can_inline_edge_p): Update.
1121 (compute_inlined_call_time): Update.
1122 (want_inline_small_function_p): Update.
1123 (edge_badness): Update.
1124 (early_inliner): Update.
1125 * ipa-inline.h (inline_edge_summary): Turn to ...
1126 (ipa_call_summary): ... this one.
1127 (ipa_call_summary_t): New class.
1128 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
1129 (ipa_call_summaries): New.
1130 (inline_edge_summary): Remove.
1131 (estimate_edge_growth): Update.
1132 * ipa-profile.c (ipa_propagate_frequency_1): Update.
1133 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
1134 * ipa-split.c (execute_split_functions): Update.
1135 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
1137 2017-05-23 Tom de Vries <tom@codesourcery.com>
1139 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
1140 attributes): Document rdrand effective target.
1142 2017-05-23 Tom de Vries <tom@codesourcery.com>
1144 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
1145 attributes): Sort alphabetically.
1147 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
1149 * config/avr/genmultilib.awk: Use gsub instead of gensub.
1151 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
1153 PR target/80718
1154 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
1155 V2DF/V2DI splat into two separate patterns, one that handles
1156 registers, and the other that only handles memory. Drop support
1157 for splatting from a GPR on ISA 2.07 and then splitting the
1158 splat into direct move and splat.
1159 (vsx_splat_<mode>_reg): Likewise.
1160 (vsx_splat_<mode>_mem): Likewise.
1162 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
1164 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
1166 2017-05-22 Jakub Jelinek <jakub@redhat.com>
1168 PR middle-end/80809
1169 * omp-low.c (finish_taskreg_remap): New function.
1170 (finish_taskreg_scan): If unit size of ctx->record_type
1171 is non-constant, unshare the size expression and replace
1172 decls in it with possible outer var refs.
1174 PR middle-end/80809
1175 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
1176 GOVD_SHARED rather than GOVD_PRIVATE with it.
1177 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
1178 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
1180 PR middle-end/80853
1181 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
1182 as last argument to build_outer_var_ref for pointer bases of array
1183 section reductions.
1185 2017-05-19 Martin Sebor <msebor@redhat.com>
1187 * print-tree.c (print_node): Print DECL_READ_P flag.
1189 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1191 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
1192 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
1193 * cgraph.c: Likewise.
1194 * cgraphunit.c: Likewise.
1195 * gengtype.c: Likewise.
1196 * ipa-cp.c: Likewise.
1197 * ipa-devirt.c: Likewise.
1198 * ipa-icf.c: Likewise.
1199 * ipa-predicate.c: Likewise.
1200 * ipa-profile.c: Likewise.
1201 * ipa-prop.c: Likewise.
1202 * ipa-split.c: Likewise.
1203 * ipa.c: Likewise.
1204 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
1205 edge_predicate_pool, dump_inline_hints,
1206 inline_summary::account_size_time, redirect_to_unreachable,
1207 edge_set_predicate, set_hint_predicate,
1208 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
1209 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
1210 inline_summary_t::remove, remap_hint_predicate_after_duplication,
1211 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
1212 ipa_call_summary_t::remove, initialize_growth_caches,
1213 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
1214 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
1215 mark_modified, unmodified_parm_1, unmodified_parm,
1216 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
1217 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
1218 compute_bb_predicates, will_be_nonconstant_expr_predicate,
1219 will_be_nonconstant_predicate, record_modified_bb_info,
1220 get_minimal_bb, record_modified, param_change_prob,
1221 phi_result_unknown_predicate, predicate_for_phi_result,
1222 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
1223 estimate_function_body_sizes, compute_inline_parameters,
1224 compute_inline_parameters_for_curren, pass_data_inline_parameters,
1225 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
1226 inline_update_callee_summaries, remap_edge_change_prob,
1227 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
1228 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
1229 inline_analyze_function, inline_summary_t::insert,
1230 inline_generate_summary, read_ipa_call_summary, inline_read_section,
1231 inline_read_summary, write_ipa_call_summary, inline_write_summary,
1232 inline_free_summary): Move to ipa-fnsummary.h
1233 (predicate_t): Remove.
1234 * ipa-fnsummary.c: New file.
1235 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
1236 (enum inline_hints_vals, inline_hints, agg_position_info,
1237 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
1238 inline_summaries, ipa_call_summary, ipa_call_summary_t,
1239 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
1240 dump_inline_summary, dump_inline_hints, inline_generate_summary,
1241 inline_read_summary, inline_write_summary, inline_free_summary,
1242 inline_analyze_function, initialize_inline_failed,
1243 inline_merge_summary, inline_update_overall_summary,
1244 compute_inline_parameters): Move to ipa-fnsummary.h
1245 * ipa-fnsummary.h: New file.
1246 * ipa-inline-transform.h: Include ipa-inline.h.
1247 * ipa-inline.c: LIkewise.
1249 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1251 * ipa-inline.c (edge_badness): Use inlined_time instead of
1252 inline_summaries->get.
1254 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1256 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
1258 2017-05-22 Nathan Sidwell <nathan@acm.org>
1260 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
1261 (fdump-lang): Document 'raw' option.
1262 * dumpfile.h (TDI_tu): Delete.
1263 * dumpfile.c (dump_files): Remove translation-unit.
1264 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
1266 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
1268 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
1269 command option from $(AWK) call.
1270 * config/avr/genmultilib.awk: Simplify and rewrite so that it
1271 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
1272 [FORMAT]: Remove handling of variable.
1273 * config/avr/t-multilib: Regenerate.
1275 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1277 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
1278 self_time.
1279 (dump_inline_summary): Do not print self_time.
1280 (estimate_function_body_sizes): Do not set self_time.
1281 (compute_inline_parameters): Likewise.
1282 (inline_read_section, inline_write_summary): Do not stream self_time.
1283 * ipa-inline.h (inline_summary): Drop self_time.
1285 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1287 * ipa-inline-analysis.c (account_size_time): Rename to ...
1288 (inline_summary::account_size_time): ... this one.
1289 (reset_ipa_call_summary): Turn to ...
1290 (ipa_call_summary::reset): ... this one.
1291 (reset_inline_summary): Turn to ...
1292 (inline_summary::reset): ... this one.
1293 (inline_summary_t::remove): Update.
1294 (inline_summary_t::duplicate): Update.
1295 (ipa_call_summary_t::remove): Update.
1296 (dump_inline_summary): Update.
1297 (estimate_function_body_sizes): Update.
1298 (compute_inline_parameters): Update.
1299 (estimate_node_size_and_time): Update.
1300 (inline_merge_summary): Update.
1301 (inline_update_overall_summary): Update.
1302 (inline_read_section): Update.
1303 (inline_write_summary): Update.
1304 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
1305 add account_size_time and reset member functions.
1306 (ipa_call_summary): Add reset function.
1307 * ipa-predicate.h (predicate::operator &): Constify.
1309 2017-05-22 Richard Biener <rguenther@suse.de>
1311 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
1313 2017-05-19 Jason Merrill <jason@redhat.com>
1315 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
1317 2017-05-19 Marek Polacek <polacek@redhat.com>
1319 PR sanitizer/80800
1320 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
1321 TYPE_OVERFLOW_WRAPS checks.
1323 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
1325 * tree-core.h (enum omp_clause_default_kind): Add
1326 "OMP_CLAUSE_DEFAULT_PRESENT".
1327 * tree-pretty-print.c (dump_omp_clause): Handle it.
1328 * gimplify.c (enum gimplify_omp_var_data): Add
1329 "GOVD_MAP_FORCE_PRESENT".
1330 (gimplify_adjust_omp_clauses_1): Map it to
1331 "GOMP_MAP_FORCE_PRESENT".
1332 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
1334 * gimplify.c (oacc_default_clause): Clarify.
1336 2017-05-19 Nathan Sidwell <nathan@acm.org>
1338 LANG_HOOK_REGISTER_DUMPS
1339 * toplev.c (general_init): Call register dump lang hook.
1340 * doc/invoke.texi: Document -fdump-lang option family.
1341 * dumpfile.c (dump_files): Remove class dump here.
1342 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
1343 * dumpfile.h (tree_dump_index): Remove TDI_class.
1344 * langhooks-def.h (lhd_register_dumps): Declare.
1345 (LANG_HOOKS_REGISTER_DUMPS): Define.
1346 (LANG_HOOKS_INITIALIZER): Add it.
1347 * langhooks.c (lhd_register_dumps): Define.
1348 * langhooks.h (struct lang_hooks): Add register_dumps.
1350 2017-05-19 Nathan Sidwell <nathan@acm.org>
1352 * context.h (context::set_passes): New.
1353 * context.c (context::context): Do not create pass manager.
1354 * toplev.c (general_init): Create pass manager here.
1356 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1358 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
1359 use this splitter if two add or or instructions would also work for
1360 the constant we want to generate.
1362 2017-05-19 Richard Biener <rguenther@suse.de>
1364 PR build/80821
1365 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
1366 predicate evaluation.
1368 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
1370 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
1371 add ctor.
1372 * ipa-inline.c (want_inline_small_function_p): Do not cast to
1373 unsigned.
1375 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
1377 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
1378 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
1379 (inline_edge_summary_vec): Turn into ...
1380 (ipa_call_summaries): ... this one.
1381 (redirect_to_unreachable, edge_set_predicate,
1382 evaluate_properties_for_edge, inline_summary_alloc,
1383 reset_ipa_call_summary, reset_inline_summary,
1384 inline_summary_t::duplicate): Update.
1385 (inline_edge_duplication_hook): Turn to ...
1386 (ipa_call_summary_t::duplicate): ... this one.
1387 (inline_edge_removal_hook): Turn to ...
1388 (ipa_call_summary_t::remove): ... this one.
1389 (dump_inline_edge_summary): Turn to ...
1390 (dump_ipa_call_summary): ... this one.
1391 (estimate_function_body_sizes): Update.
1392 (inline_update_callee_summaries): Update.
1393 (remap_edge_change_prob): Update.
1394 (remap_edge_summaries): Update.
1395 (inline_merge_summary): Update.
1396 (do_estimate_edge_time): Update.
1397 (inline_generate_summary): Update.
1398 (inline_read_section): Update.
1399 (inline_read_summary): Update.
1400 (inline_free_summary): Update.
1401 * ipa-inline.c (can_inline_edge_p): Update.
1402 (compute_inlined_call_time): Update.
1403 (want_inline_small_function_p): Update.
1404 (edge_badness): Update.
1405 (early_inliner): Update.
1406 * ipa-inline.h (inline_edge_summary): Turn to ...
1407 (ipa_call_summary): ... this one.
1408 (ipa_call_summary_t): New class.
1409 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
1410 (ipa_call_summaries): New.
1411 (inline_edge_summary): Remove.
1412 (estimate_edge_growth): Update.
1413 * ipa-profile.c (ipa_propagate_frequency_1): Update.
1414 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
1415 * ipa-split.c (execute_split_functions): Update.
1416 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
1418 2017-05-19 Richard Biener <rguenther@suse.de>
1420 PR middle-end/80764
1421 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
1423 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1425 * config/rs6000/rs6000.c (struct machine_function): Add field
1426 fpr_is_wrapped_separately.
1427 (rs6000_get_separate_components): Use 64 components. Handle the
1428 new FPR components.
1429 (rs6000_components_for_bb): Handle the FPR components.
1430 (rs6000_emit_prologue_components): Handle the FPR components.
1431 (rs6000_emit_epilogue_components): Handle the FPR components.
1432 (rs6000_set_handled_components): Handle the FPR components.
1433 (rs6000_emit_prologue): Don't output prologue code for those FPRs
1434 that are already separately shrink-wrapped.
1435 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
1436 that are already separately shrink-wrapped.
1438 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1440 PR target/80510
1441 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
1442 New predicate.
1444 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
1445 (define_peephole2 for Altivec d-form load): Add peepholes to catch
1446 cases where the register allocator uses a move and an offsettable
1447 memory operation to/from a FPR register on ISA 2.06/2.07.
1448 (define_peephole2 for Altivec d-form store): Likewise.
1450 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
1452 PR target/80799
1453 * config/i386/mmx.md (*mov<mode>_internal): Enable
1454 alternatives 11, 12, 13 and 14 also for 32bit targets.
1455 Remove alternatives 15, 16, 17 and 18.
1456 * config/i386/sse.md (vec_concatv2di): Change
1457 alternative (!x, *y) to (x, ?!*Yn).
1459 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1461 * dumpfile.h (enum dump_kind): Remove stray comma.
1463 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
1465 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
1466 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
1467 predicate::num_conditions
1468 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
1469 (CHANGED): turn into predicate::changed.
1470 (agg_position_info): Move to ipa-predicate.h
1471 (add_condition, predicate::add_clause, predicate::operator &=,
1472 predicate::or_with, predicate::evaluate, predicate::probability,
1473 dump_condition, dump_clause, predicate::dump,
1474 predicate::remap_after_duplication, predicate::remap_after_inlining,
1475 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
1476 (evaluate_conditions_for_known_args): Update.
1477 (set_cond_stmt_execution_predicate): Update.
1478 * ipa-inline.h: Include ipa-predicate.h
1479 (condition, inline_param_summary, conditions, agg_position_info,
1480 predicate): Move to ipa-predicate.h
1481 * ipa-predicate.c: New file.
1482 * ipa-predicate.h: New file.
1484 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
1486 * final.c (leaf_function_p): Check we are not in a sequence.
1488 2017-05-18 Martin Liska <mliska@suse.cz>
1490 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
1491 * dumpfile.c (dump_register): Use new enum dump_kind.
1492 (get_dump_file_name): Likewise.
1493 (dump_enable_all): Likewise.
1494 (dump_switch_p_1): Likewise.
1495 (enable_rtl_dump_file): Remove usage of TDF_RTL.
1496 * dumpfile.h (enum dump_kind): New enum type.
1497 (struct dump_file_info): Create constructor and
1498 format fields and comments.
1499 * passes.c (pass_manager::register_one_dump_file):
1500 Use num dump_kind.
1501 * statistics.c (statistics_early_init): Likewise.
1502 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
1503 TDF_TREE with TDF_SLIM.
1504 (gather_memory_references_ref): Likewise.
1506 2017-05-18 Martin Liska <mliska@suse.cz>
1508 * vec.h (struct vnull): Use it.
1510 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
1512 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
1513 (true_predicate, false_predicate, true_predicate_p,
1514 false_predicate_p): Remove.
1515 (single_cond_predicate, not_inlined_predicate): Turn to member function
1516 in ipa-inline.h
1517 (add_condition): Update.
1518 (add_clause): Turn to...
1519 (predicate::add_clause): ... this one; update; allow passing NULL
1520 as parameter.
1521 (and_predicates): Turn to ...
1522 (predicate::operator &=): ... this one.
1523 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
1524 (or_predicates): Turn to ...
1525 (predicate::or_with): ... this one.
1526 (evaluate_predicate): Turn to ...
1527 (predicate::evaluate): ... this one.
1528 (predicate_probability): Turn to ...
1529 (predicate::probability): ... this one.
1530 (dump_condition): Update.
1531 (dump_predicate): Turn to ...
1532 (predicate::dump): ... this one.
1533 (account_size_time): Update.
1534 (edge_set_predicate): Update.
1535 (set_hint_predicate): UPdate.
1536 (evaluate_conditions_for_known_args): Update.
1537 (evaluate_properties_for_edge): Update.
1538 (remap_predicate_after_duplication): Turn to...
1539 (predicate::remap_after_duplication): ... this one.
1540 (remap_hint_predicate_after_duplication): Update.
1541 (inline_summary_t::duplicate): UPdate.
1542 (dump_inline_edge_summary): Update.
1543 (dump_inline_summary): Update.
1544 (set_cond_stmt_execution_predicate): Update.
1545 (set_switch_stmt_execution_predicate): Update.
1546 (compute_bb_predicates): Update.
1547 (will_be_nonconstant_expr_predicate): Update.
1548 (will_be_nonconstant_predicate): Update.
1549 (phi_result_unknown_predicate): Update.
1550 (predicate_for_phi_result): Update.
1551 (array_index_predicate): Update.
1552 (estimate_function_body_sizes): Update.
1553 (estimate_node_size_and_time): Update.
1554 (estimate_ipcp_clone_size_and_time): Update.
1555 (remap_predicate): Rename to ...
1556 (predicate::remap_after_inlining): ... this one.
1557 (remap_hint_predicate): Update.
1558 (inline_merge_summary): Update.
1559 (inline_update_overall_summary): Update.
1560 (estimate_size_after_inlining): Update.
1561 (read_predicate): Rename to ...
1562 (predicate::stream_in): ... this one.
1563 (read_inline_edge_summary): Update.
1564 (write_predicate): Rename to ...
1565 (predicate::stream_out): ... this one.
1566 (write_inline_edge_summary): Update.
1567 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
1568 (clause_t): Turn to uint32_t
1569 (predicate): Turn to class; implement constructor and operators
1570 ==, !=, &
1571 (size_time_entry): Update.
1572 (inline_summary): Update.
1573 (inline_edge_summary): Update.
1575 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
1577 * fold-const.c (fold_binary_loc): Move transformation...
1578 * match.pd (C - X CMP X): ... here.
1580 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
1582 * config/sparc/sparc.c (sparc_option_override): Set function
1583 alignment for -mcpu=niagara7 to 64 to match the I$ line.
1584 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
1585 latency to 1.
1586 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
1587 latency to 2.
1588 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
1590 2017-05-18 Marek Polacek <polacek@redhat.com>
1592 PR sanitizer/80797
1593 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
1594 (pass_ubsan::execute): Call gimple_assign_single_p instead of
1595 gimple_assign_load_p.
1597 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1599 PR middle-end/80692
1600 * real.c (do_compare): Give decimal_do_compare preference over
1601 comparing just the signs.
1603 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
1605 * doc/md.texi (Canonicalization of Instructions): Describe the
1606 canonical form of instructions that inherently set a condition
1607 code register.
1609 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
1611 PR middle-end/80775
1612 * tree-cfg.c: Move deletion of unreachable case statements to after
1613 the merging of consecutive case labels.
1615 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1617 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
1618 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
1619 restoring of callee-saved registers.
1621 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
1623 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
1624 * config/visium/visium.c (single_set_and_flags): Likewise.
1625 * config/visium/visium.md (Substitutions): Likewise.
1627 2017-05-17 Martin Liska <mliska@suse.cz>
1629 * cfg.c: Introduce dump_flags_t type and
1630 use it instead of int type.
1631 * cfg.h: Likewise.
1632 * cfghooks.c: Likewise.
1633 * cfghooks.h (struct cfg_hooks): Likewise.
1634 * cfgrtl.c: Likewise.
1635 * cfgrtl.h: Likewise.
1636 * cgraph.c (cgraph_node::get_body): Likewise.
1637 * coretypes.h: Likewise.
1638 * domwalk.c: Likewise.
1639 * domwalk.h: Likewise.
1640 * dumpfile.c (struct dump_option_value_info): Likewise.
1641 (dump_enable_all): Likewise.
1642 (dump_switch_p_1): Likewise.
1643 (opt_info_switch_p): Likewise.
1644 * dumpfile.h (enum tree_dump_index): Likewise.
1645 (struct dump_file_info): Likewise.
1646 * genemit.c: Likewise.
1647 * generic-match-head.c: Likewise.
1648 * gengtype.c (open_base_files): Likewise.
1649 * gimple-pretty-print.c: Likewise.
1650 * gimple-pretty-print.h: Likewise.
1651 * graph.c (print_graph_cfg): Likewise.
1652 * graphite-scop-detection.c (dot_all_sese): Likewise.
1653 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
1654 * loop-unroll.c (report_unroll): Likewise.
1655 * passes.c (pass_manager::register_one_dump_file): Likewise.
1656 * print-tree.c: Likewise.
1657 * statistics.c: Likewise.
1658 * tree-cfg.c: Likewise.
1659 * tree-cfg.h: Likewise.
1660 * tree-dfa.c: Likewise.
1661 * tree-dfa.h: Likewise.
1662 * tree-dump.c (dump_function): Likewise.
1663 * tree-dump.h (struct dump_info): Likewise.
1664 * tree-pretty-print.c: Likewise.
1665 * tree-pretty-print.h: Likewise.
1666 * tree-ssa-live.c: Likewise.
1667 * tree-ssa-live.h: Likewise.
1668 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1669 * tree-vect-loop.c: Likewise.
1670 * tree-vect-slp.c: Likewise.
1672 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
1673 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1675 PR tree-optimization/80457
1676 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
1677 of all arguments to a statement as scalar_to_vec operations.
1678 (vectorizable_call): Adjust call to vect_model_simple_cost for
1679 new parameter.
1680 (vectorizable_conversion): Likewise.
1681 (vectorizable_assignment): Likewise.
1682 (vectorizable_shift): Likewise.
1683 (vectorizable_operation): Likewise.
1684 (vectorizable_comparison): Likewise.
1685 (vect_is_simple_cond): Record the def types for operands.
1686 (vectorizable_condition): Likewise, call vect_model_simple_cost.
1687 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
1688 for statement argument count.
1690 2017-05-16 Carl Love <cel@us.ibm.com>
1692 * config/rs6000/rs6000-c: Add support for built-in functions
1693 vector unsigned long long vec_bperm (vector unsigned long long,
1694 vector unsigned char)
1695 vector signed long long vec_mule (vector signed int,
1696 vector signed int)
1697 vector unsigned long long vec_mule (vector unsigned int,
1698 vector unsigned int)
1699 vector signed long long vec_mulo (vector signed int,
1700 vector signed int)
1701 vector unsigned long long vec_mulo (vector unsigned int,
1702 vector unsigned int)
1703 vector signed char vec_sldw (vector signed char,
1704 vector signed char,
1705 const int)
1706 vector unsigned char vec_sldw (vector unsigned char,
1707 vector unsigned char,
1708 const int)
1709 vector signed short vec_sldw (vector signed short,
1710 vector signed short,
1711 const int)
1712 vector unsigned short vec_sldw (vector unsigned short,
1713 vector unsigned short,
1714 const int)
1715 vector signed int vec_sldw (vector signed int,
1716 vector signed int,
1717 const int)
1718 vector unsigned int vec_sldw (vector unsigned int,
1719 vector unsigned int,
1720 const int)
1721 vector signed long long vec_sldw (vector signed long long,
1722 vector signed long long,
1723 const int)
1724 vector unsigned long long vec_sldw (vector unsigned long long,
1725 vector unsigned long long,
1726 const int)
1727 * config/rs6000/rs6000-c: Add support for built-in functions
1728 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
1729 * config/rs6000/altivec.h: Add defintion for vec_sldw.
1730 * doc/extend.texi: Update the built-in documentation for the
1731 new built-in functions.
1733 2017-05-16 Marek Polacek <polacek@redhat.com>
1735 PR sanitizer/80536
1736 PR sanitizer/80386
1737 * tree.c (save_expr): Don't fold the expression.
1739 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
1741 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
1742 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
1743 and (?*y,m). Update insn attributes.
1745 2017-05-16 Martin Liska <mliska@suse.cz>
1747 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
1748 flags argument of print_gimple_stmt, print_gimple_expr,
1749 print_generic_stmt and print_generic_expr.
1750 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
1751 * coretypes.h: Likewise.
1752 * except.c (dump_eh_tree): Likewise.
1753 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
1754 * gimple-pretty-print.h: Likewise.
1755 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
1756 (backprop::push_to_worklist): Likewise.
1757 (backprop::pop_from_worklist): Likewise.
1758 (backprop::process_use): Likewise.
1759 (backprop::intersect_uses): Likewise.
1760 (note_replacement): Likewise.
1761 * gimple-ssa-store-merging.c
1762 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
1763 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
1764 (pass_store_merging::execute): Likewise.
1765 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
1766 (ssa_base_cand_dump_callback): Likewise.
1767 (dump_incr_vec): Likewise.
1768 (replace_refs): Likewise.
1769 (replace_mult_candidate): Likewise.
1770 (create_add_on_incoming_edge): Likewise.
1771 (create_phi_basis): Likewise.
1772 (insert_initializers): Likewise.
1773 (all_phi_incrs_profitable): Likewise.
1774 (introduce_cast_before_cand): Likewise.
1775 (replace_one_candidate): Likewise.
1776 * gimplify.c (gimplify_expr): Likewise.
1777 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
1778 (set_rename): Likewise.
1779 (rename_uses): Likewise.
1780 (copy_loop_phi_nodes): Likewise.
1781 (add_close_phis_to_merge_points): Likewise.
1782 (copy_loop_close_phi_args): Likewise.
1783 (copy_cond_phi_args): Likewise.
1784 (graphite_copy_stmts_from_block): Likewise.
1785 (translate_pending_phi_nodes): Likewise.
1786 * graphite-poly.c (print_pdr): Likewise.
1787 (dump_gbb_cases): Likewise.
1788 (dump_gbb_conditions): Likewise.
1789 (print_scop_params): Likewise.
1790 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
1791 (build_cross_bb_scalars_use): Likewise.
1792 (gather_bbs::before_dom_children): Likewise.
1793 * hsa-dump.c (dump_hsa_immed): Likewise.
1794 * ipa-cp.c (print_ipcp_constant_value): Likewise.
1795 (get_replacement_map): Likewise.
1796 * ipa-inline-analysis.c (dump_condition): Likewise.
1797 (estimate_function_body_sizes): Likewise.
1798 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
1799 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
1800 * ipa-prop.c (ipa_dump_param): Likewise.
1801 (ipa_print_node_jump_functions_for_edge): Likewise.
1802 (ipa_modify_call_arguments): Likewise.
1803 (ipa_modify_expr): Likewise.
1804 (ipa_dump_param_adjustments): Likewise.
1805 (ipa_dump_agg_replacement_values): Likewise.
1806 (ipcp_modif_dom_walker::before_dom_children): Likewise.
1807 * ipa-pure-const.c (check_stmt): Likewise.
1808 (pass_nothrow::execute): Likewise.
1809 * ipa-split.c (execute_split_functions): Likewise.
1810 * omp-offload.c (dump_oacc_loop_part): Likewise.
1811 (dump_oacc_loop): Likewise.
1812 * trans-mem.c (tm_log_emit): Likewise.
1813 (tm_memopt_accumulate_memops): Likewise.
1814 (dump_tm_memopt_set): Likewise.
1815 (dump_tm_memopt_transform): Likewise.
1816 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1817 (print_loop): Likewise.
1818 * tree-chkp-opt.c (chkp_print_addr): Likewise.
1819 (chkp_gather_checks_info): Likewise.
1820 (chkp_get_check_result): Likewise.
1821 (chkp_remove_check_if_pass): Likewise.
1822 (chkp_use_outer_bounds_if_possible): Likewise.
1823 (chkp_reduce_bounds_lifetime): Likewise.
1824 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
1825 (chkp_mark_completed_bounds): Likewise.
1826 (chkp_register_incomplete_bounds): Likewise.
1827 (chkp_mark_invalid_bounds): Likewise.
1828 (chkp_maybe_copy_and_register_bounds): Likewise.
1829 (chkp_build_returned_bound): Likewise.
1830 (chkp_get_bound_for_parm): Likewise.
1831 (chkp_build_bndldx): Likewise.
1832 (chkp_get_bounds_by_definition): Likewise.
1833 (chkp_generate_extern_var_bounds): Likewise.
1834 (chkp_get_bounds_for_decl_addr): Likewise.
1835 * tree-chrec.c (chrec_apply): Likewise.
1836 * tree-data-ref.c (dump_data_reference): Likewise.
1837 (dump_subscript): Likewise.
1838 (dump_data_dependence_relation): Likewise.
1839 (analyze_overlapping_iterations): Likewise.
1840 * tree-inline.c (expand_call_inline): Likewise.
1841 (tree_function_versioning): Likewise.
1842 * tree-into-ssa.c (dump_defs_stack): Likewise.
1843 (dump_currdefs): Likewise.
1844 (dump_names_replaced_by): Likewise.
1845 (dump_update_ssa): Likewise.
1846 (update_ssa): Likewise.
1847 * tree-object-size.c (pass_object_sizes::execute): Likewise.
1848 * tree-parloops.c (build_new_reduction): Likewise.
1849 (try_create_reduction_list): Likewise.
1850 (ref_conflicts_with_region): Likewise.
1851 (oacc_entry_exit_ok_1): Likewise.
1852 (oacc_entry_exit_single_gang): Likewise.
1853 * tree-pretty-print.h: Likewise.
1854 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
1855 (get_scalar_evolution): Likewise.
1856 (add_to_evolution): Likewise.
1857 (get_loop_exit_condition): Likewise.
1858 (analyze_evolution_in_loop): Likewise.
1859 (analyze_initial_condition): Likewise.
1860 (analyze_scalar_evolution): Likewise.
1861 (instantiate_scev): Likewise.
1862 (number_of_latch_executions): Likewise.
1863 (gather_chrec_stats): Likewise.
1864 (final_value_replacement_loop): Likewise.
1865 (scev_const_prop): Likewise.
1866 * tree-sra.c (dump_access): Likewise.
1867 (disqualify_candidate): Likewise.
1868 (create_access): Likewise.
1869 (reject): Likewise.
1870 (maybe_add_sra_candidate): Likewise.
1871 (create_access_replacement): Likewise.
1872 (analyze_access_subtree): Likewise.
1873 (analyze_all_variable_accesses): Likewise.
1874 (sra_modify_assign): Likewise.
1875 (initialize_constant_pool_replacements): Likewise.
1876 (find_param_candidates): Likewise.
1877 (decide_one_param_reduction): Likewise.
1878 (replace_removed_params_ssa_names): Likewise.
1879 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1880 * tree-ssa-copy.c (dump_copy_of): Likewise.
1881 (copy_prop_visit_cond_stmt): Likewise.
1882 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
1883 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
1884 (record_equivalences_from_stmt): Likewise.
1885 * tree-ssa-dse.c (compute_trims): Likewise.
1886 (delete_dead_call): Likewise.
1887 (delete_dead_assignment): Likewise.
1888 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
1889 (forward_propagate_into_cond): Likewise.
1890 (pass_forwprop::execute): Likewise.
1891 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
1892 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
1893 Likewise.
1894 (move_computations_worker): Likewise.
1895 (execute_sm): Likewise.
1896 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
1897 (remove_exits_and_undefined_stmts): Likewise.
1898 (remove_redundant_iv_tests): Likewise.
1899 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
1900 (adjust_iv_update_pos): Likewise.
1901 * tree-ssa-math-opts.c (bswap_replace): Likewise.
1902 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
1903 (value_replacement): Likewise.
1904 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1905 * tree-ssa-pre.c (print_pre_expr): Likewise.
1906 (get_representative_for): Likewise.
1907 (create_expression_by_pieces): Likewise.
1908 (insert_into_preds_of_block): Likewise.
1909 (eliminate_insert): Likewise.
1910 (eliminate_dom_walker::before_dom_children): Likewise.
1911 (eliminate): Likewise.
1912 (remove_dead_inserted_code): Likewise.
1913 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1914 * tree-ssa-reassoc.c (get_rank): Likewise.
1915 (eliminate_duplicate_pair): Likewise.
1916 (eliminate_plus_minus_pair): Likewise.
1917 (eliminate_not_pairs): Likewise.
1918 (undistribute_ops_list): Likewise.
1919 (eliminate_redundant_comparison): Likewise.
1920 (update_range_test): Likewise.
1921 (optimize_range_tests_var_bound): Likewise.
1922 (optimize_vec_cond_expr): Likewise.
1923 (rewrite_expr_tree): Likewise.
1924 (rewrite_expr_tree_parallel): Likewise.
1925 (linearize_expr): Likewise.
1926 (break_up_subtract): Likewise.
1927 (linearize_expr_tree): Likewise.
1928 (attempt_builtin_powi): Likewise.
1929 (attempt_builtin_copysign): Likewise.
1930 (transform_stmt_to_copy): Likewise.
1931 (transform_stmt_to_multiply): Likewise.
1932 (dump_ops_vector): Likewise.
1933 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
1934 (print_scc): Likewise.
1935 (set_ssa_val_to): Likewise.
1936 (visit_reference_op_store): Likewise.
1937 (visit_use): Likewise.
1938 (sccvn_dom_walker::before_dom_children): Likewise.
1939 (run_scc_vn): Likewise.
1940 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1941 Likewise.
1942 (expr_hash_elt::print): Likewise.
1943 (const_and_copies::pop_to_marker): Likewise.
1944 (const_and_copies::record_const_or_copy_raw): Likewise.
1945 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
1946 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
1947 (dump_predicates): Likewise.
1948 (find_uninit_use): Likewise.
1949 (warn_uninitialized_phi): Likewise.
1950 (pass_late_warn_uninitialized::execute): Likewise.
1951 * tree-ssa.c (verify_vssa): Likewise.
1952 (verify_ssa): Likewise.
1953 (maybe_optimize_var): Likewise.
1954 * tree-vrp.c (dump_value_range): Likewise.
1955 (dump_all_value_ranges): Likewise.
1956 (dump_asserts_for): Likewise.
1957 (register_edge_assert_for_2): Likewise.
1958 (vrp_visit_cond_stmt): Likewise.
1959 (vrp_visit_switch_stmt): Likewise.
1960 (vrp_visit_stmt): Likewise.
1961 (vrp_visit_phi_node): Likewise.
1962 (simplify_cond_using_ranges_1): Likewise.
1963 (fold_predicate_in): Likewise.
1964 (evrp_dom_walker::before_dom_children): Likewise.
1965 (evrp_dom_walker::push_value_range): Likewise.
1966 (evrp_dom_walker::pop_value_range): Likewise.
1967 (execute_early_vrp): Likewise.
1969 2017-05-16 Richard Biener <rguenther@suse.de>
1971 * dwarf2out.c (loc_list_from_tree_1): Do not create
1972 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
1974 2017-05-16 Richard Biener <rguenther@suse.de>
1976 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
1977 just generated.
1978 (note_variable_value_in_expr): If we resolved the decl ref
1979 do not push to the stack.
1981 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
1983 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
1984 operations in fast-math mode.
1985 (vaddq_f16): Likewise.
1986 (vmul_f16): Likewise.
1987 (vmulq_f16): Likewise.
1988 (vsub_f16): Likewise.
1989 (vsubq_f16): Likewise.
1990 * config/arm/neon.md (add<mode>3): New.
1991 (sub<mode>3): New.
1992 (fma:<VH:mode>3): New. Also remove outdated comment.
1993 (mul<mode>3): New.
1995 2017-05-16 Martin Liska <mliska@suse.cz>
1997 PR ipa/79849.
1998 PR ipa/79850.
1999 * ipa-devirt.c (warn_types_mismatch): Fix typo.
2000 (odr_types_equivalent_p): Likewise.
2002 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
2004 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
2006 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
2008 PR target/80425
2009 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
2010 non-interunit SSE move alternatives with '?'.
2011 (zero-extendsidi peephole2): New peephole to skip intermediate
2012 general register in SSE zero-extend sequence.
2014 2017-05-15 Jeff Law <law@redhat.com>
2016 * reorg.c (relax_delay_slots): Create a new variable to hold
2017 the temporary target rather than clobbering TARGET_LABEL.
2019 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
2020 missing argument to extract_bit_field call.
2021 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
2023 2017-05-15 Martin Liska <mliska@suse.cz>
2025 PR driver/31468
2026 * gcc.c (process_command): Do not allow empty argument of -o option.
2028 2017-05-15 Renlin Li <renlin.li@arm.com>
2030 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
2031 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
2032 * config/aarch64/constraints.md (Usf): Add long call check.
2033 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
2034 (call_value): Likewise.
2035 (sibcall): Likewise.
2036 (sibcall_value): Likewise.
2037 (call_insn): New.
2038 (call_value_insn): New.
2039 (sibcall_insn): Update rtx pattern.
2040 (sibcall_value_insn): Likewise.
2041 (call_internal): Remove.
2042 (call_value_internal): Likewise.
2043 (sibcall_internal): Likewise.
2044 (sibcall_value_internal): Likewise.
2045 (call_reg): Likewise.
2046 (call_symbol): Likewise.
2047 (call_value_reg): Likewise.
2048 (call_value_symbol): Likewise.
2050 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
2052 PR target/80600
2053 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
2055 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
2057 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
2058 compatible with CCGOCmode and with CCZmode.
2060 2017-05-14 Martin Sebor <msebor@redhat.com>
2062 PR middle-end/77671
2063 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
2064 (gimple_fold_builtin_snprintf): Same.
2065 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
2066 (gimple_fold_builtin_snprintf): Same.
2067 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
2068 of character types.
2069 (is_call_safe): New function.
2070 (try_substitute_return_value): Call it.
2071 (try_simplify_call): New function.
2072 (pass_sprintf_length::handle_gimple_call): Call it.
2074 2017-05-14 Martin Sebor <msebor@redhat.com>
2076 PR middle-end/80669
2077 * builtins.c (expand_builtin_stpncpy): Simplify.
2079 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
2081 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
2082 * config/i386/i386.h
2083 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
2084 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
2085 (struct machine_function): Add new members call_ms2sysv,
2086 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
2087 (struct machine_frame_state): New fields sp_realigned and
2088 sp_realigned_offset.
2089 * config/i386/i386.c
2090 (enum xlogue_stub): New enum.
2091 (enum xlogue_stub_sets): New enum.
2092 (class xlogue_layout): New class.
2093 (struct ix86_frame): New fields stack_realign_allocate_offset,
2094 stack_realign_offset and outlined_save_offset. Modify comments to
2095 detail stack layout when using out-of-line stubs.
2096 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
2097 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
2098 -mcall-ms2sysv-xlogues.
2099 (stub_managed_regs): New static variable.
2100 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
2101 registers managed by out-of-line stub.
2102 (disable_call_ms2sysv_xlogues): New function.
2103 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
2104 m->call_ms2sysv when appropriate and compute frame layout for
2105 out-of-line stubs.
2106 (sp_valid_at, fp_valid_at): New inline functions.
2107 (choose_basereg): New function.
2108 (choose_baseaddr): Add align parameter, use choose_basereg and modify
2109 all callers.
2110 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
2111 Use align parameter of choose_baseaddr to generated aligned SSE movs
2112 when possible.
2113 (pro_epilogue_adjust_stack): Modify to track
2114 machine_frame_state::sp_realigned.
2115 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
2116 (ix86_nsaved_sseregs): Likewise.
2117 (ix86_emit_save_regs): Likewise.
2118 (ix86_emit_save_regs_using_mov): Likewise.
2119 (ix86_emit_save_sse_regs_using_mov): Likewise.
2120 (get_scratch_register_on_entry): Likewise.
2121 (gen_frame_set): New function.
2122 (gen_frame_load): Likewise.
2123 (gen_frame_store): Likewise.
2124 (emit_outlined_ms2sysv_save): Likewise.
2125 (emit_outlined_ms2sysv_restore): Likewise.
2126 (ix86_expand_prologue): Modify stack re-alignment code and call
2127 emit_outlined_ms2sysv_save when appropriate.
2128 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
2129 parameter rtx_insn *insn, which allows the function to be used to only
2130 generate the notes.
2131 (ix86_expand_epilogue): Modify validity checks of frame and stack
2132 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
2133 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
2134 * config/i386/predicates.md
2135 (save_multiple): New predicate.
2136 (restore_multiple): Likewise.
2137 * config/i386/sse.md
2138 (save_multiple<mode>): New pattern.
2139 (save_multiple_realign<mode>): Likewise.
2140 (restore_multiple<mode>): Likewise.
2141 (restore_multiple_and_return<mode>): Likewise.
2142 (restore_multiple_leave_return<mode>): Likewise.
2143 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
2145 2017-05-14 Julia Koval <julia.koval@intel.com>
2147 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
2148 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
2149 (__builtin_ia32_xsetbv): New builtins.
2150 * config/i386/i386.c (ix86_expand_special_args_builtin):
2151 Process new types.
2152 (ix86_expand_builtin): Special expand for new intrinsics.
2153 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
2154 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
2155 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
2157 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2159 * cfganal.c (inverted_post_order_compute): Change argument type
2160 to vec *.
2161 * cfganal.h (inverted_post_order_compute): Adjust prototype.
2162 * df-core.c (rest_of_handle_df_initialize): Adjust.
2163 (rest_of_handle_df_finish): Likewise.
2164 (df_analyze_1): Likewise.
2165 (df_analyze): Likewise.
2166 (loop_inverted_post_order_compute): Change argument to be a vec *.
2167 (df_analyze_loop): Adjust.
2168 (df_get_n_blocks): Likewise.
2169 (df_get_postorder): Likewise.
2170 * df.h (struct df_d): Change field to be a vec.
2171 * lcm.c (compute_laterin): Adjust.
2172 (compute_available): Likewise.
2173 * lra-lives.c (lra_create_live_ranges_1): Likewise.
2174 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2175 * tree-ssa-pre.c (compute_antic): Likewise.
2177 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2179 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
2180 (depth_first_search::depth_first_search): Change structure init
2181 function to this constructor.
2182 (depth_first_search::add_bb): Rename function to this member.
2183 (depth_first_search::execute): Likewise.
2184 (flow_dfs_compute_reverse_finish): Adjust.
2186 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2188 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
2189 (longest_simple_path): Likewise.
2190 * shrink-wrap.c (spread_components): Likewise.
2191 (disqualify_problematic_components): Likewise.
2192 (emit_common_heads_for_components): Likewise.
2193 (emit_common_tails_for_components): Likewise.
2194 (insert_prologue_epilogue_for_components): Likewise.
2196 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2198 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
2199 auto_sbitmap.
2201 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2203 * df-core.c (df_set_blocks): Start using auto_bitmap.
2204 (df_compact_blocks): Likewise.
2205 * df-problems.c (df_rd_confluence_n): Likewise.
2206 * df-scan.c (df_insn_rescan_all): Likewise.
2207 (df_process_deferred_rescans): Likewise.
2208 (df_update_entry_block_defs): Likewise.
2209 (df_update_exit_block_uses): Likewise.
2210 (df_entry_block_bitmap_verify): Likewise.
2211 (df_exit_block_bitmap_verify): Likewise.
2212 (df_scan_verify): Likewise.
2213 * lra-constraints.c (lra_constraints): Likewise.
2214 (undo_optional_reloads): Likewise.
2215 (lra_undo_inheritance): Likewise.
2216 * lra-remat.c (calculate_gen_cands): Likewise.
2217 (do_remat): Likewise.
2218 * lra-spills.c (assign_spill_hard_regs): Likewise.
2219 (spill_pseudos): Likewise.
2220 * tree-ssa-pre.c (bitmap_set_and): Likewise.
2221 (bitmap_set_subtract_values): Likewise.
2223 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2225 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
2226 management with auto_bitmap.
2227 (fix_inter_tick): Likewise.
2228 (fix_recovery_deps): Likewise.
2229 * ira.c (add_store_equivs): Likewise.
2230 (find_moveable_pseudos): Likewise.
2231 (split_live_ranges_for_shrink_wrap): Likewise.
2232 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
2233 (rtx_reuse_manager::seen_def_p): Likewise.
2234 (rtx_reuse_manager::set_seen_def): Likewise.
2235 * print-rtl.h (class rtx_reuse_manager): Likewise.
2237 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2239 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
2240 lifetime.
2241 (migrate_btr_def): Likewise.
2242 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
2243 * df-core.c (loop_post_order_compute): Likewise.
2244 (loop_inverted_post_order_compute): Likewise.
2245 * hsa-common.h: Likewise.
2246 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
2247 * init-regs.c (initialize_uninitialized_regs): Likewise.
2248 * ipa-inline.c (resolve_noninline_speculation): Likewise.
2249 (inline_small_functions): Likewise.
2250 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
2251 * ira.c (combine_and_move_insns): Likewise.
2252 (build_insn_chain): Likewise.
2253 * loop-invariant.c (find_invariants): Likewise.
2254 * lower-subreg.c (propagate_pseudo_copies): Likewise.
2255 * predict.c (tree_predict_by_opcode): Likewise.
2256 (predict_paths_leading_to): Likewise.
2257 (predict_paths_leading_to_edge): Likewise.
2258 (estimate_loops_at_level): Likewise.
2259 (estimate_loops): Likewise.
2260 * shrink-wrap.c (try_shrink_wrapping): Likewise.
2261 (spread_components): Likewise.
2262 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
2263 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
2264 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
2265 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
2266 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
2267 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2268 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
2269 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
2270 (mark_threaded_blocks): Likewise.
2271 (thread_through_all_blocks): Likewise.
2272 * tree-ssa.c (verify_ssa): Likewise.
2273 (execute_update_addresses_taken): Likewise.
2274 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
2276 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2278 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
2279 auto_vec.
2280 (post_order_compute): Likewise.
2281 (inverted_post_order_compute): Likewise.
2282 (pre_and_rev_post_order_compute_fn): Likewise.
2284 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2286 * genrecog.c (int_set::int_set): Explicitly construct our
2287 auto_vec base class.
2288 * vec.h (auto_vec::auto_vec): New constructor.
2290 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2292 * bitmap.h (class auto_bitmap): New constructor taking
2293 bitmap_obstack * argument.
2295 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2297 * bitmap.h (class auto_bitmap): Change type of m_bits to
2298 bitmap_head, and adjust ctor / dtor and member operators.
2300 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
2302 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
2303 when returned register mode doesn't match original mode.
2305 2017-05-12 Jeff Law <law@redhat.com>
2306 Jakub Jelinek <jakub@redhat.com>
2308 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
2309 we look for cc setter after the compare-elim changes.
2310 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
2311 within the vector to match what compare-elim now expects.
2312 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
2313 (xorsi3_flags, one_cmplsi2_flags): Likewise.
2315 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
2316 after the compare-elim changes.
2317 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
2318 the vector to match what compare-elim now expects.
2319 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
2320 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
2321 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
2322 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
2323 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
2325 * config/visium/visium.c (single_set_and_flags): Fix where
2326 we look for cc setter after the compare-elim changes.
2327 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
2328 with the vector to match what compare-elim now expects.
2329 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
2330 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
2331 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
2332 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
2333 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
2334 (neg<mode>2_insn_set_overflow): Likewise.
2336 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
2338 PR middle-end/79794
2339 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
2340 maybe_expand_insn call, set ops[0].target. If still set after call,
2341 set alt_rtl. Add extra arg to recursive calls.
2342 (extract_bit_field): Add alt_rtl argument. Pass to
2343 extract_bit_field.
2344 * expmed.h (extract_bit_field): Fix prototype.
2345 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
2346 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
2347 to extract_bit_field_calls.
2348 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
2349 Pass alt_rtl to extract_bit_field calls.
2350 * calls.c (store_unaligned_arguments_into_psuedos)
2351 load_register_parameters): Pass extra NULL to extract_bit_field calls.
2352 * optabs.c (maybe_legitimize_operand): Clear op->target when call
2353 gen_reg_rtx.
2354 * optabs.h (struct expand_operand): Add target bitfield.
2356 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
2358 * compare-elim.c (try_eliminate_compare): Canonicalize
2359 operation with embedded compare to
2360 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
2361 (set (reg) (operation)].
2363 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
2365 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
2367 PR target/80723
2368 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
2369 cost of adding a carry flag for ADC instruction.
2370 [case MINUS]: Ignore the cost of subtracting a carry flag
2371 for SBB instruction.
2373 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
2375 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
2376 and x86intrin.h
2377 * config/rs6000/bmiintrin.h: New file.
2378 * config/rs6000/bmi2intrin.h: New file.
2379 * config/rs6000/x86intrin.h: New file.
2381 2017-05-12 Jeff Law <law@redhat.com>
2383 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
2384 markers.
2386 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
2388 PR middle-end/80707
2389 * tree-cfg.c: Remove cfg edges of unreachable case statements.
2391 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2393 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
2394 early expansion of vector divide builtins.
2395 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
2396 builtins identified as having unsigned arguments.
2398 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2400 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
2401 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
2402 expansion of vector logical operations (and, andc, or, xor,
2403 nor, orc, nand).
2405 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2407 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
2408 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
2410 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2412 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
2413 early GIMPLE expansion of vector multiplies.
2415 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2417 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
2418 TARGET_HAVE_MOVT conditional.
2419 (movt splitter): Likewise.
2421 2017-05-12 Richard Biener <rguenther@suse.de>
2423 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
2424 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2425 Fold all stmts not inplace.
2427 2017-05-12 Richard Biener <rguenther@suse.de>
2429 PR tree-optimization/80713
2430 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
2431 inserted_exprs bit for not removed stmts.
2433 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
2435 PR middle-end/69921
2436 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
2437 parallelized" attribute for parallelized OpenACC kernels.
2438 * omp-offload.c (execute_oacc_device_lower): Use it.
2440 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
2441 Set "oacc kernels" attribute.
2442 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
2443 parameter. Adjust all users.
2444 (oacc_fn_attrib_kernels_p): Remove function.
2445 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
2446 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
2447 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
2448 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
2449 assert "oacc kernels" attribute is set.
2451 2017-05-11 Carl Love <cel@us.ibm.com>
2453 * config/rs6000/rs6000-c: Add support for built-in functions
2454 vector unsigned char vec_popcnt (vector signed char)
2455 vector unsigned char vec_popcnt (vector unsigned char)
2456 vector unsigned short vec_popcnt (vector signed short)
2457 vector unsigned short vec_popcnt (vector unsigned short)
2458 vector unsigned int vec_popcnt (vector signed int)
2459 vector unsigned int vec_popcnt (vector unsigned int)
2460 vector unsigned long long vec_popcnt (vector signed long long)
2461 vector unsigned long long vec_popcnt (vector unsigned long long)
2462 vector signed long long vec_slo (vector signed long long,
2463 vector signed char)
2464 vector signed long long vec_slo (vector signed long long,
2465 vector unsigned char)
2466 vector unsigned long long vec_slo (vector unsigned long long,
2467 vector signed char)
2468 vector unsigned long long vec_slo (vector unsigned long long,
2469 vector unsigned char)
2470 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
2471 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
2472 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
2473 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
2474 * doc/extend.texi: Update the built-in documentation file for the
2475 new built-in functions.
2477 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2479 * attribs.h (sorted_attr_string): Move machine independent
2480 functions for target clone support from the i386 port to common
2481 code. Rename ix86_function_versions to common_function_versions.
2482 Rename make_name to make_unique_name.
2483 (common_function_versions): Likewise.
2484 (make_unique_name): Likewise.
2485 (make_dispatcher_decl): Likewise.
2486 (is_function_default_version): Likewise.
2487 * attribs.c (attr_strcmp): Likewise.
2488 (sorted_attr_string): Likewise.
2489 (common_function_versions): Likewise.
2490 (make_unique_name): Likewise.
2491 (make_dispatcher_decl): Likewise.
2492 (is_function_default_version): Likewise.
2493 * config/i386/i386.c (attr_strcmp): Likewise.
2494 (sorted_attr_string): Likewise.
2495 (ix86_function_versions): Likewise.
2496 (make_name): Likewise.
2497 (make_dispatcher_decl): Likewise.
2498 (is_function_default_version): Likewise.
2499 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
2501 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2503 PR target/80695
2504 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2505 Account for direct move costs for vec_construct of integer
2506 vectors.
2508 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
2510 PR target/80706
2511 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
2512 (UNSPEC_STX_ATOMIC): Ditto.
2513 (loaddi_via_sse): New insn.
2514 (storedi_via_sse): Ditto.
2515 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
2516 Update corresponding peephole2 patterns.
2517 (atomic_storedi_fpu): Ditto.
2519 2017-05-11 Julia Koval <julia.koval@intel.com>
2521 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
2522 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
2523 New intrinsics.
2524 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
2525 (__builtin_ia32_rsqrt14ss_mask): New builtins.
2526 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
2528 2017-05-11 Nathan Sidwell <nathan@acm.org>
2530 * graphite-poly.c: Include dumpfile.h.
2532 * dumpfle.h (dump_function): Declare here ...
2533 * tree-dump.h (dump_function): ... not here.
2534 * dumpfile.c: #include tree-cfg.h.
2535 (dump_function): Move here from ...
2536 * tree-dump.c (dump_function): ... here.
2537 * gimplify.c: #include splay-tree.h, not tree-dump.h.
2538 * graphite-poly.c: Don't include tree-dump.h.
2539 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
2540 * print-tree.c: Likewise.
2541 * stor-layout.c: Likewise.
2542 * tree-nested.c: Likewise.
2544 * dumpfile.c (dump_start): Use TDF_FLAGS.
2545 (dump_enable_all): Fix TDF_KIND check thinko.
2547 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
2549 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2550 array entries to represent two legal parameterizations of the
2551 overloaded __builtin_cmpb function, as represented by the
2552 P6_OV_BUILTIN_CMPB constant.
2553 (altivec_resolve_overloaded_builtin): Add special case handling
2554 for the __builtin_cmpb function, as represented by the
2555 P6_OV_BUILTIN_CMPB constant.
2556 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
2557 (BU_P6_64BIT_2): New macro.
2558 (BU_P6_OVERLOAD_2): New macro
2559 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
2560 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
2561 (CMPB): Add overload support to represent both 32-bit and 64-bit
2562 compare-bytes function.
2563 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2564 support for TARGET_CMPB.
2565 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
2566 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2567 documentation of the __builtin_cmpb overloaded built-in function.
2569 2017-05-11 Richard Biener <rguenther@suse.de>
2571 PR tree-optimization/80705
2572 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
2573 bases are not vectorizable.
2575 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2577 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
2578 when counting register pressure.
2580 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2582 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
2583 (iv_ca_more_deps): Renamed to ...
2584 (iv_ca_compare_deps): ... this.
2585 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
2587 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2589 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
2590 to ...
2591 (determine_group_iv_costs): ... here.
2592 (find_inv_vars_cb): Record inv var if it's not recorded before.
2594 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2596 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
2597 (get_shiftadd_cost): Ditto.
2599 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2601 * tree-ssa-address.c: Include header file.
2602 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
2603 address.
2604 (add_to_parts): Refactor.
2605 (addr_to_parts): New parameter. Update use of move_hint_to_base.
2606 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
2607 in new order.
2609 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2611 PR tree-optimization/53090
2612 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
2613 COMP_IV_EXPR_2.
2614 (extract_cond_operands): Detect condition with IV on both sides
2615 and return COMP_IV_EXPR_2.
2616 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
2617 (rewrite_use_compare): Simplify by removing call to function
2618 extract_cond_operands.
2620 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2622 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
2623 (extract_cond_operands): Detect condition comparing against non-
2624 invariant bound and return appropriate enum value.
2625 (find_interesting_uses_cond): Update use of extract_cond_operands.
2626 Handle its return value accordingly.
2627 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
2629 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2631 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
2632 nonlinear iv_use computation in loop invariant sensitive way.
2634 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2636 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
2637 (find_iv_candidates): Call relate_compare_use_with_all_cands.
2639 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2641 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
2642 (dump_cand): Support iv_cand.inv_exprs.
2643 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
2644 for candidates.
2645 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
2646 iv_cand.inv_exprs.
2648 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2650 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
2651 from ...
2652 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
2653 as local function. Include necessary header files.
2654 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
2656 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2658 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
2660 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2662 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
2663 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
2664 RSHIFT_EXPR and BIT_NOT_EXPR.
2666 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2668 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
2669 (adjust_setup_cost): New parameter supporting round up adjustment.
2670 (struct address_cost_data): Delete.
2671 (force_expr_to_var_cost): Don't bound cost with spill_cost.
2672 (split_address_cost, ptr_difference_cost): Delete.
2673 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
2674 (struct ainc_cost_data): New struct.
2675 (get_address_cost_ainc): New function.
2676 (get_address_cost, get_computation_cost): Reimplement.
2677 (determine_group_iv_cost_address): Record inv_expr for all uses of
2678 a group.
2679 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
2680 (iv_ca_has_deps): Reimplemented to ...
2681 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
2682 than OLD_CP.
2683 (iv_ca_extend): Call iv_ca_more_deps.
2685 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2687 * tree-ssa-address.c (struct mem_address): Move to header file.
2688 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
2689 * tree-ssa-address.h (struct mem_address): Move from C file.
2690 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
2692 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2694 * tree-affine.h (aff_combination_type): New interface.
2695 (aff_combination_zero_p): Remove static.
2696 (aff_combination_const_p): New interface.
2697 (aff_combination_singleton_var_p): New interfaces.
2699 2017-05-11 Richard Biener <rguenther@suse.de>
2701 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2702 Skip unreachable blocks and destinations.
2703 (eliminate): Move stmt removal and fixup ...
2704 (fini_eliminate): ... here. Skip inserted exprs.
2705 (pass_pre::execute): Move fini_pre after fini_eliminate.
2706 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
2707 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
2708 PRE to get rid of dead code that has invalid SSA form and
2709 split critical edges again.
2711 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2713 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
2715 2017-05-11 Richard Biener <rguenther@suse.de>
2717 * passes.c (execute_function_todo): Verify loops if they are
2718 said to be up-to-date.
2719 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
2720 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
2722 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
2724 PR target/80090
2725 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
2726 handle calling assemble_external ourself.
2728 PR target/79027
2729 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
2730 modes with zero size. Enhance comment.
2732 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2734 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
2735 built-ins for vec_xl and vec_xst with short and char pointer
2736 arguments.
2738 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2740 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
2741 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
2742 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
2743 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
2744 (_mm_maskz_min_round_ss): New intrinsics.
2745 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
2746 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
2747 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
2748 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
2749 (__builtin_ia32_minss_mask_round): New builtins.
2750 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2751 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2752 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
2753 Rename to ...
2754 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
2755 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
2756 Change to ...
2757 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
2758 ... this.
2760 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2762 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
2763 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
2764 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
2765 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
2766 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
2767 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
2768 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
2769 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2770 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
2771 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
2772 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
2773 (__builtin_ia32_mulss_mask_round): New builtins.
2774 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2775 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2776 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
2777 Rename to ...
2778 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
2779 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
2780 Change to ...
2781 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
2782 ... this.
2784 2017-05-10 Julia Koval <julia.koval@intel.com>
2786 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
2787 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
2788 (_mm256_setr_m128i): New intrinsics.
2790 2017-05-10 Julia Koval <julia.koval@intel.com>
2792 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
2793 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
2794 (_mm_maskz_rcp14_ss): New intrinsics.
2795 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
2796 (__builtin_ia32_rcp14ss_mask): New builtins.
2797 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
2799 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
2801 PR tree-optimization/51513
2802 * tree-cfg.c (gimple_seq_unreachable_p): New function.
2803 (assert_unreachable_fallthru_edge_p): Use it.
2804 (group_case_labels_stmt): Likewise.
2805 * tree-cfg.h: Prototype it.
2806 * stmt.c: Include cfghooks.h and tree-cfg.h.
2807 (emit_case_dispatch_table) <gap_label>: New local variable.
2808 Use it to fill dispatch table gaps.
2809 Test for default_label before updating probabilities.
2810 (expand_case) <default_label>: Remove unneeded initialization.
2811 Test for unreachable default case statement and remove its edge.
2812 Set default_label accordingly.
2813 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
2815 2017-05-10 Carl Love <cel@us.ibm.com>
2817 * config/rs6000/rs6000-c: Add support for built-in functions
2818 vector signed char vec_neg (vector signed char)
2819 vector signed short int vec_neg (vector short int)
2820 vector signed int vec_neg (vector signed int)
2821 vector signed long long vec_neg (vector signed long long)
2822 vector float vec_neg (vector float)
2823 vector double vec_neg (vector double)
2824 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
2825 overload.
2826 * config/rs6000/altivec.h: Add define for vec_neg
2827 * doc/extend.texi: Update the built-in documentation for the
2828 new built-in functions.
2830 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2832 PR tree-optimization/77644
2833 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
2835 2017-05-10 Nathan Sidwell <nathan@acm.org>
2837 * dumpfile.h (TDI_lang_all): New.
2838 (TDF_KIND): New. Renumber others
2839 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
2840 than bits.
2841 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
2842 lang-all.
2843 (get_dump_file_name): Adjust suffix generation.
2844 (dump_enable_all): Use TDF_KIND.
2845 * doc/invoke.texi (-fdump-lang-all): Document.
2847 * dumpfile.h: Tabify.
2849 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
2851 PR target/80671
2852 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
2853 Move member access before delete.
2855 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
2857 * tree-inline.c (expand_call_inline): Split block at stmt
2858 before the call.
2860 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2862 PR target/68163
2863 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
2864 are now unused after splitting mov{sf,sd}_hardfloat.
2865 (f32_lr2): Likewise.
2866 (f32_lm): Likewise.
2867 (f32_lm2): Likewise.
2868 (f32_li): Likewise.
2869 (f32_li2): Likewise.
2870 (f32_lv): Likewise.
2871 (f32_sr): Likewise.
2872 (f32_sr2): Likewise.
2873 (f32_sm): Likewise.
2874 (f32_sm2): Likewise.
2875 (f32_si): Likewise.
2876 (f32_si2): Likewise.
2877 (f32_sv): Likewise.
2878 (f32_dm): Likewise.
2879 (f32_vsx): Likewise.
2880 (f32_av): Likewise.
2881 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
2882 For movsf, order stores so the VSX stores occur before the GPR
2883 store which encourages the register allocator to use a traditional
2884 FPR instead of a GPR. For movsd, order the stores so that the GPR
2885 store comes before the VSX stores to allow the power6 to work.
2886 This is due to the power6 not having a 32-bit integer store
2887 instruction from a FPR.
2888 (movsf_hardfloat): Likewise.
2889 (movsd_hardfloat): Likewise.
2891 2017-05-09 Martin Sebor <msebor@redhat.com>
2893 PR translation/80280
2894 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
2895 added in r247778.
2897 PR translation/80280
2898 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
2899 data member added in r247778.
2900 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
2902 2017-05-09 Nathan Sidwell <nathan@acm.org>
2904 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
2906 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
2907 typedefs.
2909 2017-05-09 Marek Polacek <polacek@redhat.com>
2911 * doc/invoke.texi: Fix typo.
2913 2017-05-09 Richard Biener <rguenther@suse.de>
2915 * tree-vrp.c (vrp_val_is_max): Adjust comment.
2916 (vrp_val_is_min): Likewise.
2917 (set_value_range_to_value): Likewise.
2918 (set_value_range_to_nonnegative): Likewise.
2919 (gimple_assign_nonzero_p): Likewise.
2920 (gimple_stmt_nonzero_p): Likewise.
2921 (vrp_int_const_binop): Likewise. Remove unreachable case.
2922 (adjust_range_with_scev): Adjust comments.
2923 (compare_range_with_value): Likewise.
2924 (extract_range_from_phi_node): Likewise.
2925 (test_for_singularity): Likewise.
2927 2017-05-09 Richard Biener <rguenther@suse.de>
2929 * tree-vrp.c (get_single_symbol): Add assert that we don't
2930 get overflowed constants as invariant part.
2931 (compare_values_warnv): Add comment before the TREE_NO_WARNING
2932 checks. Use wi::cmp instead of recursing for integer constants.
2933 (compare_values): Just ignore whether we assumed undefined
2934 overflow instead of failing the compare.
2935 (extract_range_for_var_from_comparison_expr): Add comment before the
2936 TREE_NO_WARNING sets.
2937 (test_for_singularity): Likewise.
2938 (extract_range_from_comparison): Do not disable optimization
2939 when we assumed undefined overflow.
2940 (extract_range_basic): Remove init of unused var.
2942 2017-05-09 Richard Biener <rguenther@suse.de>
2944 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
2945 (extract_range_from_multiplicative_op_1): Adjust.
2946 (extract_range_from_binary_expr_1): Use int_const_binop.
2948 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2950 PR target/80101
2951 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
2952 rs6000_store_data_bypass_p in seven define_bypass directives and
2953 in several comments.
2954 * config/rs6000/rs6000-protos.h: Add prototype for
2955 rs6000_store_data_bypass_p function.
2956 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
2957 function implements slightly different (rs6000-specific) semantics
2958 than store_data_bypass_p, returning false rather than aborting
2959 with assertion error when arguments do not satisfy the
2960 requirements of store data bypass.
2961 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
2962 rs6000_store_data_bypass_p.
2964 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
2966 * config/xtensa/xtensa-protos.h
2967 (xtensa_initial_elimination_offset): New declaration.
2968 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2969 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
2970 macro definition, add case for FRAME_POINTER_REGNUM when
2971 FRAME_GROWS_DOWNWARD.
2972 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
2973 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
2974 xtensa_initial_elimination_offset.
2976 2017-05-08 Nathan Sidwell <nathan@acm.org>
2978 * doc/invoke.texi: Alphabetize -fdump options.
2980 2017-05-08 Martin Sebor <msebor@redhat.com>
2982 PR translation/80280
2983 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
2985 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
2987 * target.def (compute_frame_layout): New optional target hook.
2988 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
2989 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
2990 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
2991 target hook.
2992 * reload1.c (verify_initial_elim_offsets): Likewise.
2993 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
2994 (use_simple_return_p): Call arm_compute_frame_layout if needed.
2995 (arm_get_frame_offsets): Split up into this ...
2996 (arm_compute_frame_layout): ... and this function.
2998 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
3000 * config/aarch64/constraints.md (Usa): New constraint.
3001 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
3003 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
3005 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
3006 with_multilib_list after it has been checked.
3008 2017-05-08 Richard Biener <rguenther@suse.de>
3010 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
3011 (bitmap_set_subtract_values): Likewise.
3013 2017-05-08 Richard Biener <rguenther@suse.de>
3015 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
3016 (gimple_assign_nonzero): ... this and remove strict_overflow_p
3017 argument.
3018 (gimple_stmt_nonzero_warnv_p): Rename to ...
3019 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
3020 argument.
3021 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
3022 (extract_range_basic): Adjust, do not disable propagation on
3023 strict overflow sensitive simplification.
3024 (vrp_visit_cond_stmt): Likewise.
3026 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
3028 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
3029 body size unconditionally.
3031 2017-05-07 Jeff Law <law@redhat.com>
3033 Revert:
3034 2017-05-06 Jeff Law <law@redhat.com>
3035 PR tree-optimization/78496
3036 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
3037 code.
3039 PR tree-optimization/78496
3040 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
3041 (simplify_stmt_using_ranges): Call it.
3042 (vrp_dom_walker::before_dom_children): Extract equivalences
3043 from an ASSERT_EXPR with an equality comparison against a
3044 constant.
3046 2017-05-06 Jeff Law <law@redhat.com>
3048 PR tree-optimization/78496
3049 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
3050 code.
3052 PR tree-optimization/78496
3053 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
3054 (simplify_stmt_using_ranges): Call it.
3055 (vrp_dom_walker::before_dom_children): Extract equivalences
3056 from an ASSERT_EXPR with an equality comparison against a
3057 constant.
3059 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
3061 * lra-constraints.c (lra_copy_reg_equiv): New function.
3062 (split_reg): Use it to copy equivalence information from the
3063 original register to the spill register.
3065 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
3067 PR rtl-optimization/75964
3068 * simplify-rtx.c (simplify_const_relational_operation): Remove
3069 invalid handling of comparisons of integer ABS.
3071 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
3073 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
3074 initialize to zero.
3075 (init_regs): Remove declaration.
3076 (function_arg_advance_32): Initialize error_p as boolean variable.
3078 2017-05-05 Nathan Sidwell <nathan@acm.org>
3080 * store-motion.c (remove_reachable_equiv_notes): Reformat long
3081 lines. Use for (;;).
3083 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3085 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
3086 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
3087 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
3088 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
3089 VF=2 that require versioning.
3091 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3093 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
3094 int.
3096 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3098 * diagnostic.h (diagnostic_override_option_index): Convert from
3099 macro to inline function.
3101 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3103 * diagnostic.c (last_module_changed_p): New function.
3104 (set_last_module): New function.
3105 (diagnostic_report_current_module): Convert macro usage to
3106 the above functions.
3107 * diagnostic.h (diagnostic_context::last_module): Strengthen
3108 from const line_map * to const line_map_ordinary *.
3109 (diagnostic_last_module_changed): Delete macro.
3110 (diagnostic_set_last_module): Delete macro.
3112 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3114 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
3115 with diagnostic_report_diagnostic.
3116 (diagnostic_n_impl_richloc): Likewise.
3117 * diagnostic.h (report_diagnostic): Delete macro.
3118 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
3119 with diagnostic_report_diagnostic.
3120 * substring-locations.c (format_warning_va): Likewise.
3122 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3124 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
3125 save/restor of format_spec. Move option-printing code to...
3126 (print_option_information): ...this new function, and
3127 reimplement by simply printing to the pretty_printer,
3128 rather than appending to the format string.
3130 2017-05-05 David Malcolm <dmalcolm@redhat.com>
3132 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
3133 handling logic into...
3134 (update_effective_level_from_pragmas): ...this new function.
3136 2017-05-04 Andrew Waterman <andrew@sifive.com>
3138 * config/riscv/riscv.opt (mstrict-align): New option.
3139 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
3140 (SLOW_UNALIGNED_ACCESS): Define.
3141 (riscv_slow_unaligned_access): Declare.
3142 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
3143 field.
3144 (riscv_slow_unaligned_access): New variable.
3145 (rocket_tune_info): Set slow_unaligned_access to true.
3146 (optimize_size_tune_info): Set slow_unaligned_access to false.
3147 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
3148 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
3149 (riscv_option_override): Set riscv_slow_unaligned_access.
3150 * doc/invoke.texi: Add -mstrict-align to RISC-V.
3152 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
3154 * config/riscv/riscv.md: Unify indentation.
3156 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
3158 PR target/79038
3159 PR target/79202
3160 PR target/79203
3161 * config/rs6000/rs6000.md (u code attribute): Add FIX and
3162 UNSIGNED_FIX.
3163 (extendsi<mode>2): Add support for doing sign extension via
3164 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
3165 don't have ISA 3.0 instructions.
3166 (extendsi<mode>2 splitter): Likewise.
3167 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
3168 generate the normal insns since SImode can now go in vector
3169 registers. Disallow the special UNSPECs needed for previous
3170 machines to hide SImode being used. Add new insns
3171 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
3172 (fix_trunc<mode>si2_stfiwx): Likewise.
3173 (fix_trunc<mode>si2_internal): Likewise.
3174 (fixuns_trunc<mode>si2): Likewise.
3175 (fixuns_trunc<mode>si2_stfiwx): Likewise.
3176 (fctiw<u>z_<mode>_smallint): Likewise.
3177 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
3178 of floating point to 32-bit integer from doing a direct move to
3179 the GPR registers to do a store.
3180 (fctiwz_<mode>): Break long line.
3182 2017-05-05 Bin Cheng <bin.cheng@arm.com>
3184 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
3185 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
3186 (addr_list, addr_offset_valid_p): New.
3187 (split_address_groups): Check offset validity with above function.
3188 (gt-tree-ssa-loop-ivopts.h): Include header file.
3190 2017-05-05 Nathan Sidwell <nathan@acm.org>
3192 * config.gcc (arm*-*-*): Add missing 'fi'.
3194 2017-05-05 Steve Ellcey <sellcey@cavium.com>
3196 * doc/invoke.texi (-fopt-info): Explicitly say order of options
3197 included in -fopt-info does not matter.
3198 * doc/optinfo.texi (-fopt-info): Fix description of default
3199 behavour. Explicitly say order of options included in -fopt-info
3200 does not matter.
3202 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
3204 * config.gcc: Allow combinations of aprofile and rmprofile values for
3205 --with-multilib-list.
3206 * config/arm/t-multilib: New file.
3207 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
3208 variables. Remove setting of ISA and floating-point ABI in
3209 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
3210 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
3211 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
3212 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
3213 CPU options.
3214 * config/arm/t-rmprofile: Likewise except for the matches changes.
3215 * doc/install.texi (--with-multilib-list): Document the combination of
3216 aprofile and rmprofile values and warn about pitfalls in doing that.
3218 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
3220 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
3221 (movdi_aarch64): Likewise.
3223 2017-05-05 Jakub Jelinek <jakub@redhat.com>
3225 PR tree-optimization/80632
3226 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
3227 field.
3228 (build_arrays): Initialize it for virtual phis.
3229 (fix_phi_nodes): Use it for virtual phis.
3231 PR tree-optimization/80558
3232 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
3233 [x, y] op z into [x op, y op z] for op & or | if conditions
3234 are met.
3236 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
3237 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3239 PR target/71607
3240 * config/arm/arm.md (use_literal_pool): Remove.
3241 (64-bit immediate split): No longer takes cost into consideration
3242 if arm_disable_literal_pool is enabled.
3243 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
3244 used when arm_disable_literal_pool is enabled.
3245 (arm_max_const_double_inline_cost): Remove use of
3246 arm_disable_literal_pool.
3247 (push_minipool_fix): Add assert.
3248 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
3249 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
3250 (no_literal_pool_sf_immediate): New.
3252 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3254 PR tree-optimization/80613
3255 * tree-ssa-dce.c (propagate_necessity): Remove cases for
3256 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
3258 2017-05-05 Richard Biener <rguenther@suse.de>
3260 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
3262 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
3264 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
3265 of this flag from insn conditions due to removal from r247495.
3267 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
3269 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
3270 New function.
3271 (arm_early_store_addr_dep_ptr): Likewise.
3272 * config/arm/aarch-common-protos.h
3273 (arm_early_load_addr_dep_ptr): Add prototype.
3274 (arm_early_store_addr_dep_ptr): Likewise.
3275 * config/arm/cortex-a53.md: Add new bypasses.
3277 2017-05-05 Jakub Jelinek <jakub@redhat.com>
3279 * tree.c (next_type_uid): Change type to unsigned.
3280 (type_hash_canon): Decrement back next_type_uid if
3281 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
3282 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
3283 if possible.
3285 2017-05-04 Martin Sebor <msebor@redhat.com>
3287 * builtins.c: Fix a trivial typo in a comment.
3289 PR middle-end/79234
3290 * builtins.c (check_sizes): Adjust to handle reading past the end.
3291 Avoid printing excessive upper bound of ranges. Use %E to print
3292 tree nodes instead of converting them to %wu.
3293 (expand_builtin_memchr): New function.
3294 (compute_dest_size): Rename...
3295 (compute_objsize): ...to this.
3296 (expand_builtin_memcpy): Adjust.
3297 (expand_builtin_mempcpy): Adjust.
3298 (expand_builtin_strcat): Adjust.
3299 (expand_builtin_strcpy): Adjust.
3300 (check_strncat_sizes): Adjust.
3301 (expand_builtin_strncat): Adjust.
3302 (expand_builtin_strncpy): Adjust and simplify.
3303 (expand_builtin_memset): Adjust.
3304 (expand_builtin_bzero): Adjust.
3305 (expand_builtin_memcmp): Adjust.
3306 (expand_builtin): Handle memcmp.
3307 (maybe_emit_chk_warning): Check strncat just once.
3309 2017-05-04 Martin Sebor <msebor@redhat.com>
3311 PR preprocessor/79214
3312 PR middle-end/79222
3313 PR middle-end/79223
3314 * builtins.c (check_sizes): Add inlining context and issue
3315 warnings even when -Wno-system-headers is set.
3316 (check_strncat_sizes): Same.
3317 (expand_builtin_strncat): Same.
3318 (expand_builtin_memmove): New function.
3319 (expand_builtin_stpncpy): Same.
3320 (expand_builtin): Handle memmove and stpncpy.
3322 2017-05-04 Bin Cheng <bin.cheng@arm.com>
3324 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
3325 which is not used any more.
3327 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3329 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
3331 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3333 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
3334 (cortexa53_tunings): Likewise.
3335 (cortexa57_tunings): Likewise.
3336 (cortexa72_tunings): Likewise.
3337 (cortexa73_tunings): Likewise.
3339 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3341 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
3342 Set loop alignment to 8.
3344 2017-05-04 Martin Sebor <msebor@redhat.com>
3346 PR translation/80280
3347 * builtins.c (expand_builtin_object_size): Add missing quoting to
3348 %D and like directives.
3349 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
3350 (hsa_type_for_tree_type): Same.
3351 (verify_function_arguments): Same.
3352 * symtab.c (symbol_table::change_decl_assembler_name): Same.
3353 * varasm.c (get_section): Same.
3354 (mark_weak): Same.
3356 2017-05-04 Martin Sebor <msebor@redhat.com>
3358 PR translation/80280
3359 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
3361 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3363 * config/aarch64/aarch64.c (generic_addrcost_table):
3364 Change HI/TI mode setting.
3366 2017-05-04 Martin Jambor <mjambor@suse.cz>
3368 PR tree-optimization/80622
3369 * tree-sra.c (comes_initialized_p): New function.
3370 (build_accesses_from_assign): Only set write lazily when
3371 comes_initialized_p is false.
3372 (analyze_access_subtree): Use comes_initialized_p.
3373 (propagate_subaccesses_across_link): Assert !comes_initialized_p
3374 instead of testing for PARM_DECL.
3376 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3378 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
3379 constraint on operand 0 to allow more general addressing modes.
3380 Adjust output template.
3381 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
3382 New function.
3383 * config/aarch64/aarch64-protos.h
3384 (aarch64_address_valid_for_prefetch_p): Declare prototype.
3385 * config/aarch64/constraints.md (Dp): New address constraint.
3386 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
3387 predicate.
3389 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
3391 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
3392 update use of estimate_ipcp_clone_size_and_time.
3393 (estimate_local_effects): Update use of
3394 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
3395 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
3396 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
3397 Return nonspecialized time.
3399 2017-05-04 Richard Biener <rguenther@suse.de>
3401 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
3402 for the last VUSE which def dominates the PHI. Directly call
3403 maybe_skip_until.
3404 (get_continuation_for_phi_1): Remove.
3406 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
3408 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
3409 to explain the use of truncating division. Cap the number of
3410 iterations to the maximum given by nb_iterations_upper_bound,
3411 if defined.
3413 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3415 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
3416 * configure: Regenerate.
3417 * config.in: Regenerate.
3418 * config/i386/driver-mingw32.c: new file.
3419 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
3420 * config.host: Link driver-mingw32.o on MinGW host.
3421 * doc/install.texi: Document new --enable-mingw-wildcard configure
3422 option.
3424 2017-05-04 Marek Polacek <polacek@redhat.com>
3426 PR tree-optimization/80612
3427 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
3429 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3430 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
3432 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
3433 (movt splitter): Likewise.
3434 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
3435 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
3436 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
3437 block for Thumb-1 with MOVT.
3438 (thumb2_legitimate_address_p): Move code block ...
3439 (can_avoid_literal_pool_for_label_p): ... into this new function.
3440 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
3441 literal pool.
3442 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
3443 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
3444 "M-profile targets with the MOVT instruction".
3446 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3448 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
3449 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
3450 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
3452 2017-05-04 Martin Liska <mliska@suse.cz>
3454 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
3455 variable cond_code.
3457 2017-05-04 Richard Biener <rguenther@suse.de>
3459 * tree.c (array_at_struct_end_p): Handle arrays at struct
3460 end with flexarrays more conservatively. Refactor and treat
3461 arrays of arrays or aggregates more strict. Fix
3462 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
3463 * tree.c (array_at_struct_end_p): Adjust prototype.
3464 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
3465 * gimple-fold.c (get_range_strlen): Likewise.
3466 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
3468 2017-05-04 Richard Biener <rguenther@suse.de>
3470 PR tree-optimization/31130
3471 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
3472 false.
3473 (supports_overflow_infinity): Likewise.
3474 (is_negative_overflow_infinity): Likewise.
3475 (is_positive_overflow_infinity): Likewise.
3476 (is_overflow_infinity): Likewise.
3477 (stmt_overflow_infinity): Likewise.
3478 (overflow_infinity_range_p): Likewise.
3479 (usable_range_p): Remove as always returning true.
3480 (make_overflow_infinity): Remove.
3481 (negative_overflow_infinity): Likewise.
3482 (positive_overflow_infinity): Likewise.
3483 (avoid_overflow_infinity): Likewise.
3484 (set_value_range): Adjust accordingly.
3485 (set_value_range_to_nonnegative): Likewise, remove now unused
3486 overflow_infinity arg.
3487 (vrp_operand_equal_p): Adjust.
3488 (update_value_range): Likewise.
3489 (range_int_cst_singleton_p): Likewise.
3490 (operand_less_p): Likewise.
3491 (compare_values_warnv): Likewise.
3492 (extract_range_for_var_from_comparison_expr): Likewise.
3493 (vrp_int_const_binop): Likewise.
3494 (zero_nonzero_bits_from_vr): Likewise.
3495 (extract_range_from_multiplicative_op_1): Likewise.
3496 (extract_range_from_binary_expr_1): Likewise.
3497 (extract_range_from_unary_expr): Likewise.
3498 (extract_range_from_comparison): Likewise.
3499 (extract_range_basic): Likewise.
3500 (adjust_range_with_scev): Likewise.
3501 (compare_ranges): Likewise.
3502 (compare_range_with_value): Likewise.
3503 (dump_value_range): Likewise.
3504 (test_for_singularity): Likewise, remove strict_overflow_p parameter
3505 never used.
3506 (simplify_cond_using_ranges): Adjust.
3508 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3510 * brig-builtins.def: Added a builtin for class_f64.
3511 * builtin-types.def: Added a builtin type needed by class_f64.
3513 2017-05-03 Jason Merrill <jason@redhat.com>
3515 * timevar.def: Add TV_CONSTEXPR.
3517 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3519 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
3521 2017-05-03 Martin Jambor <mjambor@suse.cz>
3523 * ipa-prop.c (ipa_update_after_lto_read): Removed.
3524 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
3525 * ipa-cp.c (ipcp_propagate_stage): Do not call
3526 ipa_update_after_lto_read.
3527 * ipa-inline.c (ipa_inline): Likewise.
3529 2017-05-03 Martin Jambor <mjambor@suse.cz>
3531 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
3532 tag. Added a default constructor and a destructor.
3533 (ipa_edge_args_sum_t): New class;
3534 (ipa_edge_args_sum): Declare.
3535 (ipa_edge_args_vector): Remove declaration.
3536 (IPA_EDGE_REF): Use ipa_edge_args_sum.
3537 (ipa_free_edge_args_substructures): Remove declaration.
3538 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
3539 (ipa_edge_args_info_available_for_edge_p): Likewise.
3540 * ipa-prop.c (ipa_edge_args_vector): Removed.
3541 (edge_removal_hook_holder): Likewise.
3542 (edge_duplication_hook_holder): Likewise.
3543 (ipa_edge_args_sum): New variable.
3544 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
3545 ipa_edge_args_vector.
3546 (ipa_free_edge_args_substructures): Likewise.
3547 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
3548 ipa_edge_args_vector.
3549 (ipa_edge_removal_hook): Turned into method
3550 ipa_edge_args_sum_t::remove.
3551 (ipa_edge_duplication_hook): Turned into method
3552 ipa_edge_args_sum_t::duplicate.
3553 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
3554 registering edge hooks.
3555 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
3556 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
3557 ipa_edge_args_sum instead of ipa_edge_args_vector.
3558 * ipa-profile.c (ipa_profile): Likewise.
3560 2017-05-03 Martin Jambor <mjambor@suse.cz>
3562 * symbol-summary.h (function_summary): New method exists.
3563 (function_summary::symtab_removal): Deallocate through release.
3564 (call_summary): New class.
3565 (gt_ggc_mx): New overload.
3566 (gt_pch_nx): Likewise.
3567 (gt_pch_nx): Likewise.
3569 2017-05-03 Jeff Law <law@redhat.com>
3571 PR tree-optimization/78496
3572 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
3573 from simplify_cond_using_ranges. Split off code to walk
3574 backwards through casts into ...
3575 (simplify_cond_using_ranges_2): New function.
3576 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
3577 (execute_vrp): After identifying jump threads, call
3578 simplify_cond_using_ranges_2.
3580 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
3582 PR bootstrap/80609
3583 * ipa-inline.h (inline_summary): Add ctor.
3584 (create_ggc): Do not use ggc_cleared_alloc.
3586 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
3587 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3589 * gcc.c (handle_braces): Support escaping in switch matching
3590 text.
3591 * doc/invoke.texi (Spec Files): Document it.
3592 Remove superfluous @code markup in items.
3594 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3596 * diagnostic-show-locus.c (struct column_range): New struct.
3597 (get_affected_columns): New function.
3598 (get_printed_columns): New function.
3599 (struct correction): New struct.
3600 (correction::ensure_capacity): New function.
3601 (correction::ensure_terminated): New function.
3602 (struct line_corrections): New struct.
3603 (line_corrections::~line_corrections): New dtor.
3604 (line_corrections::add_hint): New function.
3605 (layout::print_trailing_fixits): Reimplement in terms of the new
3606 classes.
3607 (selftest::test_overlapped_fixit_printing): New function.
3608 (selftest::diagnostic_show_locus_c_tests): Call it.
3610 2017-05-03 Nathan Sidwell <nathan@acm.org>
3612 Canonicalize canonical type hashing
3613 * tree.h (type_hash_canon_hash): Declare.
3614 * tree.c (type_hash_list, attribute_hash_list): Move into
3615 type_hash_canon_hash.
3616 (build_type_attribute_qual_variant): Break out hash code calc into
3617 type_hash_canon_hash.
3618 (type_hash_canon_hash): New. Generic type hash computation.
3619 (build_range_type_1, build_array_type_1, build_function_type,
3620 build_method_type_directly, build_offset_type, build_complex_type,
3621 make_vector_type): Call it.
3623 2017-05-03 Richard Biener <rguenther@suse.de>
3625 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3626 When all DRs have unknown misaligned do not always peel
3627 when there is a store but apply the same costing model as if
3628 there were only loads.
3630 2017-05-03 Richard Biener <rguenther@suse.de>
3632 Revert
3633 PR tree-optimization/80492
3634 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3635 compare_base_decls returning dont-know properly.
3637 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
3639 * config/arm/iterators.md (CCSI): New mode iterator.
3640 (arch): New mode attribute.
3641 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
3642 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
3643 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
3644 code iterator for success result mode.
3645 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
3646 the corresponding new insn generators.
3648 2017-05-03 Bin Cheng <bin.cheng@arm.com>
3650 Revert r247509
3651 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3652 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3654 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
3656 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
3657 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
3658 (DDR_A): Wrap DDR argument in brackets.
3659 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
3660 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
3661 (DDR_REVERSED_P): Likewise.
3663 2017-05-03 Jakub Jelinek <jakub@redhat.com>
3665 PR tree-optimization/79472
3666 * tree-switch-conversion.c (struct switch_conv_info): Add
3667 contiguous_range and default_case_nonstandard fields.
3668 (collect_switch_conv_info): Compute contiguous_range and
3669 default_case_nonstandard fields, don't clear final_bb if
3670 contiguous_range and only the default case doesn't have the required
3671 structure.
3672 (check_all_empty_except_final): Set default_case_nonstandard instead
3673 of failing if contiguous_range and the default case doesn't have empty
3674 block.
3675 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
3676 and only the default case doesn't have the required constants. Skip
3677 virtual phis.
3678 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
3679 if default_case_nonstandard.
3680 (build_constructors): Build constant 1 just once. Assert that default
3681 values aren't inserted in between cases if contiguous_range. Skip
3682 virtual phis.
3683 (build_arrays): Skip virtual phis.
3684 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
3685 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
3686 Handle virtual phis.
3687 (gen_inbound_check): Handle default_case_nonstandard case.
3688 (process_switch): Adjust check_final_bb caller. Call
3689 gather_default_values with the first non-default case instead of
3690 default case if default_case_nonstandard.
3692 2017-05-02 Nathan Sidwell <nathan@acm.org>
3694 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
3695 check. Fix formatting.
3697 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
3699 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
3700 errors when comparing specialized and unspecialized times.
3702 2017-05-02 David Malcolm <dmalcolm@redhat.com>
3704 * diagnostic-show-locus.c
3705 (layout::should_print_annotation_line_p): Make private.
3706 (layout::print_annotation_line): Make private.
3707 (layout::annotation_line_showed_range_p): Make private.
3708 (layout::show_ruler): Make private.
3709 (layout::print_source_line): Make private. Pass in line and
3710 line_width, rather than calling location_get_source_line. Drop
3711 returned value.
3712 (layout::print_leading_fixits): New method.
3713 (layout::print_any_fixits): Rename to...
3714 (layout::print_trailing_fixits): ...this, and make private.
3715 Don't print newline fixits.
3716 (diagnostic_show_locus): Move logic for printing one row into...
3717 (layout::print_line): ...this new function. Move the
3718 location_get_source_line call and error-handling from
3719 print_source_line to here. Call print_leading_fixits, and rename
3720 print_any_fixits to print_trailing_fixits.
3721 (selftest::test_fixit_insert_containing_newline): Update now that
3722 newlines are partially supported.
3723 (selftest::test_fixit_insert_containing_newline_2): New test.
3724 (selftest::test_fixit_replace_containing_newline): Update comments.
3725 (selftest::diagnostic_show_locus_c_tests): Call the new test.
3726 * edit-context.c (class added_line): New class.
3727 (class edited_line): Describe newline handling in comment.
3728 (edited_line::actually_edited_p): New method.
3729 (edited_line::print_content): Delete redundant decl.
3730 (edited_line::m_predecessors): New field.
3731 (edited_file::print_content): Call edited_line::print_content.
3732 (edited_file::print_diff): Update to support newlines.
3733 (edited_file::print_diff_hunk): Likewise.
3734 (edited_file::print_run_of_changed_lines): New function.
3735 (edited_file::print_diff_line): Convert to...
3736 (print_diff_line): ...this.
3737 (edited_file::get_effective_line_count): New function.
3738 (edited_line::edited_line): Initialize new field m_predecessors.
3739 (edited_line::~edited_line): Clean up m_predecessors.
3740 (edited_line::apply_fixit): Handle newlines.
3741 (edited_line::get_effective_line_count): New function.
3742 (edited_line::print_content): New function.
3743 (edited_line::print_diff_lines): New function.
3744 (selftest::test_applying_fixits_insert_containing_newline): New
3745 test.
3746 (selftest::test_applying_fixits_replace_containing_newline): New
3747 test.
3748 (selftest::insert_line): New function.
3749 (selftest::test_applying_fixits_multiple_lines): Add example of
3750 inserting a line.
3751 (selftest::edit_context_c_tests): Call the new tests.
3753 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3755 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
3756 parameter cand. Update dump information.
3757 (get_computation_cost): Update uses.
3759 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3761 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
3762 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
3763 (get_computation_at, rewrite_use_address): Update use of
3764 get_computation_aff.
3766 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3768 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
3769 (get_computation): Delete.
3770 (get_computation_cost): Implement like get_computation_cost_at.
3771 Use get_computation_at.
3772 (get_computation_cost_at): Delete.
3773 (rewrite_use_nonlinear_expr): Use get_computation_at.
3774 (rewrite_use_compare, remove_unused_ivs): Ditto.
3776 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3778 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
3780 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3782 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
3783 (ivopts_global_cost_for_size): Rename parameter and update uses.
3784 (iv_ca_recount_cost): Update uses.
3785 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
3786 candidates seperately in n_invs and n_cands.
3787 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
3789 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3791 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
3792 (find_inv_vars_cb): New.
3793 (find_depends): Renamed to ...
3794 (find_inv_vars): ... this.
3795 (add_candidate_1, force_var_cost): Call find_inv_vars.
3796 (split_address_cost, determine_group_iv_cost_cond): Ditto.
3798 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3800 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
3801 inv_vars. Add inv_exprs.
3802 (struct iv_cand): Rename depends_on to inv_vars.
3803 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
3804 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
3805 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
3806 (dump_cand): Dump inv_vars.
3807 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
3808 (record_invariant, find_depends, add_candidate_1): Ditto.
3809 (set_group_iv_cost, force_var_cost): Ditto.
3810 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
3811 (get_computation_cost_at, get_computation_cost): Ditto.
3812 (determine_group_iv_cost_generic): Ditto.
3813 (determine_group_iv_cost_address): Ditto.
3814 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
3815 (determine_group_iv_costs): Ditto.
3816 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
3817 (iv_ca_set_remove_invariants): Renamed to ...
3818 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
3819 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
3820 (iv_ca_set_add_invariants): Renamed to ...
3821 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
3822 (iv_ca_set_cp): Use iv_ca_set_add_invs.
3823 (iv_ca_has_deps): Support inv_vars and inv_exprs.
3824 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
3825 (create_new_ivs): Remove useless dump.
3827 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3829 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
3830 iv_cand code.
3831 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
3832 (iv_ca_set_no_cp, create_new_iv): Ditto.
3834 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3836 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3838 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3840 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
3841 function tree_check2.
3843 2017-05-02 Martin Liska <mliska@suse.cz>
3845 * doc/gcov.texi: Add missing preposition.
3846 * gcov.c (function_info::function_info): Properly fill up
3847 all member variables.
3849 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3851 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
3853 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3855 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
3857 2017-05-02 Martin Liska <mliska@suse.cz>
3859 PR lto/77954.
3860 * lto-streamer-in.c (lto_read_tree_1): Remove
3861 LTO_STREAMER_DEBUG.
3862 * lto-streamer.c (struct tree_hash_entry): Likewise.
3863 (struct tree_entry_hasher): Likewise.
3864 (tree_entry_hasher::hash): Likewise.
3865 (tree_entry_hasher::equal): Likewise.
3866 (lto_streamer_init): Likewise.
3867 (lto_orig_address_map): Likewise.
3868 (lto_orig_address_get): Likewise.
3869 (lto_orig_address_remove): Likewise.
3870 * lto-streamer.h: Likewise.
3871 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3872 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
3874 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
3876 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
3877 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
3878 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
3879 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
3880 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
3881 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
3882 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
3883 (mm_maskz_sub_ss): New intrinsics.
3884 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3885 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
3886 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
3887 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
3888 (__builtin_ia32_subss_mask_round): New builtins.
3889 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3890 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
3891 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
3892 Renamed to ...
3893 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
3894 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
3895 Changed to ...
3896 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
3897 ... this.
3899 2017-05-02 Martin Jambor <mjambor@suse.cz>
3901 PR tree-optimization/78687
3902 * tree-sra.c (access): New field parent.
3903 (process_subtree_disqualification): New function.
3904 (disqualify_candidate): Call it.
3905 (build_accesses_from_assign): Reset write flag if creating an
3906 assighnment link.
3907 (build_access_subtree): Fill in parent field and also prpagate
3908 down grp_write flag.
3909 (create_artificial_child_access): New parameter set_grp_write, set
3910 grp_write to its value.
3911 (propagate_subaccesses_across_link): Also propagate grp_write flag
3912 values.
3913 (propagate_all_subaccesses): Push the closest parent back to work
3914 queue if add_access_to_work_queue returned true.
3916 2017-05-02 Richard Biener <rguenther@suse.de>
3918 * common.opt (fstrict-overflow): Alias negative to fwrapv.
3919 * doc/invoke.texi (fstrict-overflow): Remove all traces of
3920 -fstrict-overflow documentation.
3921 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
3922 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
3923 flag_strict_overflow.
3924 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
3925 * lto-opts.c (lto_write_options): Do not stream it.
3926 * lto-wrapper.c (merge_and_complain): Do not handle it.
3927 * opts.c (default_options_table): Do not set -fstrict-overflow.
3928 (finish_options): Likewise do not clear it when sanitizing.
3929 * simplify-rtx.c (simplify_const_relational_operation): Do not
3930 test flag_strict_overflow.
3932 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3934 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
3935 using enabled attribute.
3936 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
3937 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
3938 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
3939 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
3940 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
3941 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
3942 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
3943 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
3944 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
3945 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
3947 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3949 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
3951 2017-05-02 Richard Biener <rguenther@suse.de>
3953 PR tree-optimization/80591
3954 Revert
3955 2017-04-10 Richard Biener <rguenther@suse.de>
3957 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3958 asm inputs.
3960 2017-05-02 Richard Biener <rguenther@suse.de>
3962 PR tree-optimization/80549
3963 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
3964 (cleanup_tree_cfg_noloop): Create forwarders to known loop
3965 headers if they do not have a preheader.
3967 2017-05-02 Martin Liska <mliska@suse.cz>
3969 PR other/80589
3970 * common.opt: Fix typo.
3971 * doc/invoke.texi: Likewise.
3973 2017-05-01 Jan Beulich <jbeulich@suse.com>
3975 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
3976 swapping, add (x,x,m,x,n) alternative.
3978 2017-05-01 Nathan Sidwell <nathan@acm.org>
3980 * calls.c (combine_pending_stack_adjustment_and_call): Remove
3981 unnecessary unadjusted_alignment check.
3983 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3985 PR c++/80038
3986 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
3987 operations here.
3988 * gimplify.c (gimplify_cilk_detach): New function.
3989 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
3990 * tree-core.h: Document EXPR_CILK_SPAWN.
3991 * tree.h (EXPR_CILK_SPAWN): Define.
3993 2017-05-01 David Malcolm <dmalcolm@redhat.com>
3995 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
3996 to use new fixit_hint representation, using the "replace" logic.
3997 (get_line_span_for_fixit_hint): Likewise.
3998 (layout::print_any_fixits): Likewise.
3999 (selftest::test_one_liner_many_fixits): Rename to...
4000 (selftest::test_one_liner_many_fixits_1): ...this, and update
4001 comment and expected output to reflect that the multiple fix-it
4002 hints are now consolidated into one insertion.
4003 (selftest::test_one_liner_many_fixits_2): New test.
4004 (selftest::test_diagnostic_show_locus_one_liner): Update for
4005 above.
4006 (selftest::test_fixit_consolidation): Update for fix-it API
4007 change.
4008 * diagnostic.c (print_parseable_fixits): Likewise.
4009 * edit-context.c (edited_line::m_line_events): Convert from
4010 auto_vec <line_event *> to auto_vec <line_event>.
4011 (class line_event): Convert from abstract base class to a concrete
4012 class, taking over the role of replace_event.
4013 (class insert_event): Delete.
4014 (class replace_event): Rename to class line_event. Convert to
4015 half-open range.
4016 (edit_context::add_fixits): Reimplement.
4017 (edit_context::apply_insert): Delete.
4018 (edit_context::apply_replace): Rename to...
4019 (edit_context::apply_fixit): ...this. Convert to half-open range.
4020 (edited_file::apply_insert): Delete.
4021 (edited_file::apply_replace): Rename to...
4022 (edited_file::apply_fixit): ...this.
4023 (edited_line::~edited_line): Drop deletion of events.
4024 (edited_line::apply_insert): Delete.
4025 (edited_line::apply_replace): Rename to...
4026 (edited_line::apply_fixit): ...this. Convert to half-open range.
4027 Update for change to type of m_line_events.
4028 * edit-context.h (edit_context::apply_insert): Delete.
4029 (edit_context::apply_replace): Rename to...
4030 (edit_context::apply_fixit): ...this.
4032 2017-05-01 Martin Sebor <msebor@redhat.com>
4034 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
4035 known.
4037 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
4039 PR target/68491
4040 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
4041 __get_cpuid_max returns 0.
4042 (__get_cpuid_count): Ditto.
4044 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
4046 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
4047 replacement expression is another instance of one of its arguments.
4049 2017-05-01 Jakub Jelinek <jakub@redhat.com>
4051 PR target/79430
4052 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
4053 check for stack push/pop autoinc.
4054 * config/i386/i386.c (ix86_agi_dependent): Return false
4055 if the only reason why modified_in_p returned true is that
4056 addr is SP based and set_insn is a push or pop.
4058 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
4060 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
4061 overflow check.
4063 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
4065 PR ipa/79224
4066 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
4067 (account_size_time): Use two predicates - exec_pred and
4068 nonconst_pred_ptr.
4069 (evaluate_conditions_for_known_args): Compute both clause and
4070 nonspec_clause.
4071 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
4072 (inline_summary_t::duplicate): Update.
4073 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
4074 separately.
4075 (compute_inline_parameters): Likewise.
4076 (estimate_edge_size_and_time): Update caluclation of time.
4077 (estimate_node_size_and_time): Compute both time and nonspecialized
4078 time.
4079 (estimate_ipcp_clone_size_and_time): Update.
4080 (inline_merge_summary): Update.
4081 (do_estimate_edge_time): Update.
4082 (do_estimate_edge_size): Update.
4083 (do_estimate_edge_hints): Update.
4084 (inline_read_section, inline_write_summary): Stream both new predicates.
4085 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
4086 as argument.
4087 (compute_inlined_call_time): Cleanup.
4088 (big_speedup_p): Update.
4089 (edge_badness): Update.
4090 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
4091 (size_time_entry): Replace predicate by exec_predicate and
4092 nonconst_predicate.
4093 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
4094 (estimate_edge_time): Return also nonspec_time.
4095 (reset_edge_growth_cache): Update.
4097 2017-04-29 Jakub Jelinek <jakub@redhat.com>
4099 PR rtl-optimization/80491
4100 * ifcvt.c (noce_process_if_block): When looking for x setter
4101 with missing else_bb, don't check only the insn right before
4102 cond_earliest, but look for the last insn that x is modified in
4103 within the same bb.
4105 PR rtl-optimization/80491
4106 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
4108 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
4110 PR tree-optimization/80487
4111 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
4113 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4115 PR tree-optimization/79697
4116 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
4117 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
4118 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
4119 BUILT_IN_STRNDUP.
4120 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
4121 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
4123 2017-04-28 Martin Sebor <msebor@redhat.com>
4125 PR tree-optimization/80523
4126 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
4127 (init_target_to_host_charmap, target_to_host, target_strtol10): New
4128 functions.
4129 (maybe_warn, format_directive, parse_directive): Use new functions.
4130 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
4132 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
4134 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
4136 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
4138 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
4139 target_header_dir): Set correctly.
4140 * configure: Regenerated.
4141 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4142 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4143 instead of SYSTEM_HEADER_DIR.
4145 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
4147 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
4148 (estimate_local_effects): Likewise.
4149 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
4150 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
4151 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
4152 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
4153 do_estimate_edge_time, estimate_edge_time): Likewise.
4154 * ipa-inline-analysis.c (estimate_node_size_and_time,
4155 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
4156 (estimate_time_after_inlining): Remove.
4158 2017-04-28 Martin Liska <mliska@suse.cz>
4160 * doc/gcov.texi: Enhance documentation of gcov.
4162 2017-04-28 Martin Liska <mliska@suse.cz>
4164 * doc/gcov.texi: Sort options in alphabetic order.
4165 * doc/gcov-dump.texi: Likewise.
4166 * doc/gcov-tool.texi: Likewise.
4167 * gcov.c (print_usage): Likewise.
4168 * gcov-dump.c (print_usage): Likewise.
4169 * gcov-tool.c (print_merge_usage_message): Likewise.
4170 (print_rewrite_usage_message): Likewise.
4171 (print_overlap_usage_message): Likewise.
4173 2017-04-28 Martin Liska <mliska@suse.cz>
4175 PR gcov-profile/53915
4176 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
4178 2017-04-28 Martin Liska <mliska@suse.cz>
4180 PR gcov-profile/79891
4181 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
4182 is marked by compiler as living on a line.
4183 (get_cycles_count): Remove usage of the union.
4184 (output_intermediate_file): Likewise.
4185 (find_source): Fix GNU coding style.
4186 (accumulate_line_counts): Remove old non-all block mode.
4187 (output_lines): Remove usage of the union.
4188 * profile.c (output_location): Include all BBs, even if
4189 belonging to a same line (and file) as a previous BB.
4191 2017-04-28 Martin Liska <mliska@suse.cz>
4193 * gcov.c (process_args): Handle new argument 'w'.
4194 (read_graph_file): Assign ID to BBs.
4195 (output_branch_count): Display BB # if verbose flag is set.
4196 (output_lines): Likewise for arcs.
4197 (print_usage): Add '--verbose' option help.
4198 * doc/gcov.texi: Document --verbose (-w) option.
4200 2017-04-28 Martin Liska <mliska@suse.cz>
4202 * gcov.c (struct block_location_info): New struct.
4203 (process_file): Fill up the new structure.
4204 (read_graph_file): Replace usage of encoding by the newly added
4205 struct.
4206 (add_line_counts): Likewise.
4207 (accumulate_line_counts): Remove usage of the union.
4208 (function_info::function_info): New function.
4209 (function_info::~function_info): Likewise.
4210 (process_file): Call delete instead of release_function.
4211 (release_function): Release the function.
4212 (release_structures): Call delete instead of release_function.
4213 (solve_flow_graph): Replace usage of num_blocks.
4214 (find_exception_blocks): Likewise.
4215 (output_lines): Fix GNU coding style.
4217 2017-04-28 Martin Liska <mliska@suse.cz>
4219 PR driver/56469
4220 * coverage.c (coverage_remove_note_file): New function.
4221 * coverage.h: Declare the function.
4222 * toplev.c (finalize): Clean if an error has been seen.
4224 2017-04-28 Martin Liska <mliska@suse.cz>
4226 PR gcov-profile/80031
4227 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
4228 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
4229 * gcov.c (read_graph_file): Read just number of blocks.
4230 * profile.c (branch_prob): Do not stream 0 flags per a basic
4231 block.
4233 2017-04-28 Martin Liska <mliska@suse.cz>
4235 * gcov-dump.c (tag_*): Add new argument to declarations.
4236 (dump_gcov_file): Likewise.
4237 (tag_blocks): Add and use new argument depth.
4238 (tag_arcs): Likewise.
4239 (tag_lines): Likewise.
4240 (tag_counters): Likewise.
4241 (tag_summary): Likewise.
4242 (dump_working_sets): Use depth to do a proper indentation.
4244 2017-04-28 Jakub Jelinek <jakub@redhat.com>
4246 PR bootstrap/80531
4247 * cgraph.h (symtab_node::debug_symtab): No longer inline.
4248 * symtab.c (symtab_node::debug_symtab): Move definition here.
4250 2017-04-28 Richard Biener <rguenther@suse.de>
4252 * lto-streamer.h (LTO_major_version): Bump to 7.
4254 2017-04-28 Richard Biener <rguenther@suse.de>
4256 * tree-vrp.c (assert_info): New struct.
4257 (add_assert_info): New helper.
4258 (register_edge_assert_for_2): Refactor to add asserts to a vector
4259 of assert_info.
4260 (register_edge_assert_for_1): Likewise.
4261 (register_edge_assert_for): Likewise.
4262 (finish_register_edge_assert_for): New helper actually registering
4263 asserts where live on edge.
4264 (find_conditional_asserts): Adjust.
4265 (find_switch_asserts): Likewise.
4266 (evrp_dom_walker::try_find_new_range): Generalize.
4267 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
4269 2017-04-27 Marek Polacek <polacek@redhat.com>
4271 PR sanitizer/80349
4272 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
4273 arg10 and arg11 to itype.
4275 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
4277 * doc/extend.texi (Object Size Checking): Improve grammar.
4279 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
4281 PR target/80530
4282 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
4283 that the logic for permitting reciprocal estimates matches that
4284 in use_rsqrt_p.
4286 2017-04-27 Jakub Jelinek <jakub@redhat.com>
4288 PR c++/80534
4289 * tree.c (type_cache_hasher::equal): Only compare
4290 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
4291 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
4292 non-aggregate element types.
4293 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
4294 about the flag on ARRAY_TYPEs in the comment, formatting fix.
4296 2017-04-27 Richard Biener <rguenther@suse.de>
4298 PR middle-end/80533
4299 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
4300 stripping ARRAY_REFs from MEM_EXPR make sure we're not
4301 keeping a reference to a trailing array.
4303 2017-04-27 Richard Biener <rguenther@suse.de>
4305 PR middle-end/80539
4306 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
4307 being in loop-closed SSA form conservatively.
4308 (chrec_fold_multiply_poly_poly): Likewise.
4310 2017-04-27 Tamar Christina <tamar.christina@arm.com>
4312 PR middle-end/79665
4313 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
4314 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
4316 2017-04-27 Jakub Jelinek <jakub@redhat.com>
4318 PR target/77728
4319 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
4320 (aarch64_function_arg_alignment): Return unsigned int again, but still
4321 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
4322 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
4323 Don't emit -Wpsabi note.
4324 (aarch64_function_arg_boundary): Likewise.
4325 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
4326 caller.
4328 2017-04-26 Nathan Sidwell <nathan@acm.org>
4330 * tree.h (crc32_unsigned_n): Declare.
4331 (crc32_unsigned, crc32_unsigned): Make inline.
4332 * tree.c (crc32_unsigned_bits): Replace with ...
4333 (crc32_unsigned_n): ... this.
4334 (crc32_unsigned, crc32_byte): Remove.
4335 (crc32_string): Remove unnecessary braces.
4337 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
4339 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
4340 * ipa-inline-analysis.c (MAX_TIME): Remove.
4341 (account_size_time): Use sreal for time.
4342 (dump_inline_summary): Update.
4343 (estimate_function_body_sizes): Update.
4344 (estimate_edge_size_and_time): Update.
4345 (estimate_calls_size_and_time): Update.
4346 (estimate_node_size_and_time): Update.
4347 (inline_merge_summary): Update.
4348 (inline_update_overall_summary): Update.
4349 (estimate_time_after_inlining): Update.
4350 (inline_read_section): Update.
4351 (inline_write_summary): Update.
4352 * ipa-inline.c (compute_uninlined_call_time): Update.
4353 (compute_inlined_call_time): Update.
4354 (recursive_inlining): Update.
4355 (inline_small_functions): Update.
4356 (dump_overall_stats): Update.
4357 * ipa-inline.h: Include sreal.h.
4358 (size_time_entry): Turn time to sreal.
4359 (inline_summary): Turn self_time nad time to sreal.
4361 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
4363 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
4364 data-streamer.h
4365 (sreal::stream_out, sreal::stream_in): New.
4366 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
4368 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4370 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
4371 environment.
4373 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
4375 PR target/70799
4376 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4377 Handle ASHIFTRT.
4378 (dimode_scalar_chain::compute_convert_gain): Ditto.
4379 (dimode_scalar_chain::make_vector_copies): Ditto.
4380 (dimode_scalar_chain::convert_reg): Ditto.
4381 (dimode_scalar_chain::convert_insn): Ditto.
4382 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
4383 (VI248_AVX512BW_1): New mode iterator.
4384 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
4385 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
4386 mode iterator.
4388 2017-04-25 Martin Sebor <msebor@redhat.com>
4390 PR tree-optimization/80497
4391 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
4392 constants are representable in HOST_WIDE_INT.
4393 (parse_directive): Ditto.
4395 2017-04-25 Martin Sebor <msebor@redhat.com>
4397 PR bootstrap/80486
4398 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
4399 (new_zero_array): Adjust signature.
4400 (dom_info::dom_init): Used unsigned rather that size_t.
4401 (dom_info::dom_info): Same.
4403 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4404 Jakub Jelinek <jakub@redhat.com>
4406 PR target/77728
4407 * config/arm/arm.c: Include gimple.h.
4408 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
4409 returns negative, increment ncrn only if it returned positive.
4410 (arm_needs_doubleword_align): Return int instead of bool,
4411 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
4412 members, but if there is any such non-FIELD_DECL
4413 > PARM_BOUNDARY aligned decl, return -1 instead of false.
4414 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
4415 returns negative, increment nregs only if it returned positive.
4416 (arm_setup_incoming_varargs): Likewise.
4417 (arm_function_arg_boundary): Emit -Wpsabi note if
4418 arm_needs_doubleword_align returns negative, return
4419 DOUBLEWORD_ALIGNMENT only if it returned positive.
4421 2017-04-25 Marek Polacek <polacek@redhat.com>
4423 PR sanitizer/80349
4424 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4425 first argument to type.
4427 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4429 PR target/80482
4430 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
4431 type checks to test for compatibility instead of equality.
4433 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4434 Jakub Jelinek <jakub@redhat.com>
4436 PR target/77728
4437 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
4438 type.
4439 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
4440 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
4441 the alignment computation, but return their maximum in warn_alignment.
4442 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
4443 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
4444 is smaller.
4445 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
4446 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
4447 caller.
4449 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4451 * config/arc/simdext.md (dmpyh): Fix typo.
4453 2017-04-25 Richard Biener <rguenther@suse.de>
4455 PR tree-optimization/80492
4456 * alias.c (compare_base_decls): Handle registers with asm
4457 specification conservatively.
4458 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
4459 compare_base_decls returning dont-know properly.
4461 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4463 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
4464 (legitimate_offset_address_p): New function.
4465 (arc_legitimate_address_p): Use above function.
4467 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4469 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
4471 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4473 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
4474 ACCH registers whenever they are available.
4476 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4478 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
4479 double regs fix when not used.
4481 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4483 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
4484 core registers.
4485 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
4486 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
4488 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4490 * config/arc/arc.c (arc_output_addsi): Check for h-register class
4491 when emitting short ADD instructions.
4493 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4495 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
4496 constraint.
4497 (cmpsi_cc_c_insn): Likewise.
4498 (cbranchsi4_scratch): Compute proper instruction length using
4499 compact_hreg_operand.
4500 * config/arc/predicates.md (compact_hreg_operand): New predicate.
4502 2017-04-25 Richard Biener <rguenther@suse.de>
4504 PR middle-end/80509
4505 * passes.c (pass_manager::pass_manager): Initialize
4506 m_name_to_pass_map.
4508 2017-04-25 Richard Biener <rguenther@suse.de>
4510 PR tree-optimization/79201
4511 * tree-ssa-sink.c (statement_sink_location): Handle calls.
4513 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4515 PR target/80464
4516 * config/s390/vector.md: Split MEM->GPR vector moves for
4517 non-s_operand addresses.
4519 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4521 PR target/79895
4522 * config/s390/predicates.md (reload_const_wide_int_operand): New
4523 predicate.
4524 * config/s390/s390.md ("movti"): Remove d/P alternative.
4525 ("movti_bigconst"): New pattern definition.
4527 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4529 PR target/80080
4530 * s390-protos.h (s390_expand_cs_hqi): Removed.
4531 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
4532 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
4533 modes as well as CCZ1mode and CCZmode.
4534 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
4535 signature of s390_emit_compare_and_swap.
4536 (s390_expand_cs_hqi): Likewise, make static.
4537 (s390_expand_cs_tdsi): Generate an explicit compare before trying
4538 compare-and-swap, in some cases.
4539 (s390_expand_cs): Wrapper function.
4540 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
4541 atomic_exchange.
4542 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
4543 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
4544 patterns for small and large integers. Forbid symref memory operands.
4545 Move expander to s390.c. Require cc register.
4546 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
4547 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
4548 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
4549 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
4550 symref memory operands. Remove CC mode and call s390_match_ccmode
4551 instead.
4552 ("atomic_exchange<mode>"): Allow and implement all integer modes.
4554 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4556 * config/s390/s390.md (define_peephole2): New peephole to help
4557 combining the load-and-test pattern with volatile memory.
4559 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4561 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
4562 with CCZmode for TARGET_Z196.
4564 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4566 PR rtl-optimization/80501
4567 * combine.c (make_compound_operation_int): Set subreg_code to SET
4568 even for AND with mask of the sign bit of mode.
4570 PR rtl-optimization/80500
4571 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
4572 sum's initial value.
4574 2017-04-25 Julian Brown <julian@codesourcery.com>
4575 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4577 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
4579 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
4581 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
4583 2017-04-25 Julian Brown <julian@codesourcery.com>
4584 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4586 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
4587 (thunderx2t99_sha): New Reservation.
4589 2017-04-25 Julian Brown <julian@codesourcery.com>
4590 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4592 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
4593 type for 1-element load.
4595 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
4597 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
4599 2017-04-24 Martin Jambor <mjambor@suse.cz>
4601 PR tree-optimization/80293
4602 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
4603 char arrays not totally scalarizable if it is false.
4604 (analyze_all_variable_accesses): Pass correct value in the new
4605 parameter. Add a statistics counter.
4607 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
4609 PR middle-end/79931
4610 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
4612 2017-04-24 Richard Biener <rguenther@suse.de>
4614 PR tree-optimization/80494
4615 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
4616 out for complex types.
4618 2017-04-24 Richard Biener <rguenther@suse.de>
4620 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
4621 * tree-ssa-sccvn.c (print_scc): Print SCC size.
4622 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
4623 (DFS): Adjust and never fail.
4624 (sccvn_dom_walker::fail): Remove.
4625 (sccvn_dom_walker::before_dom_children): Adjust.
4626 (run_scc_vn): Likewise and never fail.
4627 * tree-ssa-pre.c (pass_pre::execute): Adjust.
4628 (pass_fre::execute): Likewise.
4630 2017-04-24 Richard Biener <rguenther@suse.de>
4632 PR tree-optimization/79725
4633 * tree-ssa-sink.c (statement_sink_location): Return whether
4634 failure reason was zero uses. Move that check later.
4635 (sink_code_in_bb): Deal with zero uses by removing the stmt
4636 if possible.
4638 2017-04-24 Richard Biener <rguenther@suse.de>
4640 PR c++/2972
4641 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
4642 pointer-based references.
4644 2017-04-24 Richard Biener <rguenther@suse.de>
4646 PR bootstrap/79814
4647 * pass_manager.h (pass_manager::operator new): Remove.
4648 (pass_manager::operator delete): Likewise.
4649 * passes.c (pass_manager::operator new): Remove.
4650 (pass_manager::operator delete): Likewise.
4651 (pass_manager::pass_manager): Zero individual pass members.
4653 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
4655 PR target/70799
4656 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
4657 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
4658 Check "XEXP (src, 1)" operand here.
4659 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
4660 Check "XEXP (src, 1)" operand here.
4661 (dimode_scalar_chain::make_vector_copies): Detect count register
4662 of a shift instruction. Zero extend count register from QImode
4663 to DImode to satisfy vector shift pattern count operand predicate.
4664 Substitute vector shift count operand with a DImode copy.
4665 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
4666 vector register.
4668 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
4670 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
4671 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4672 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
4673 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4674 (UNSPEC_NOREX_MEM): Remove definition.
4676 2017-04-21 Richard Biener <rguenther@suse.de>
4678 PR tree-optimization/79547
4679 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4680 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
4681 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
4682 without any constraints.
4684 2017-04-21 Richard Biener <rguenther@suse.de>
4686 PR tree-optimization/78847
4687 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
4689 2017-04-21 Richard Biener <rguenther@suse.de>
4691 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
4692 (build_distinct_type_copy): Likewise.
4693 (build_variant_type_copy): Likewise.
4694 * tree.c (build_qualified_type): Pass down mem-stat info.
4695 (build_distinct_type_copy): Likewise.
4696 (build_variant_type_copy): Likewise.
4698 2017-04-21 Richard Biener <rguenther@suse.de>
4700 PR tree-optimization/80237
4701 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
4702 defaulted to NULL.
4703 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
4704 for a simplified result.
4706 2016-04-21 Richard Biener <rguenther@suse.de>
4708 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
4709 sth as strict as a simple_iv but a chrec without symbols and an
4710 operand defined in the loop we are peeling (and not some subloop).
4711 (propagate_constants_for_unrolling): Propagate all constants.
4713 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4715 PR target/79804
4716 * config/i386/i386.c (print_reg): Remove assert for disalowed
4717 regno values, call output_operand_lossage instead.
4719 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4721 PR target/78090
4722 * config/i386/constraints.md (Yc): New register constraint.
4723 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
4724 Use Yc constraint for alternative 2 of operand 0. Remove
4725 preferred_for_speed attribute.
4727 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4729 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
4730 lastprivate clauses in SIMT case.
4732 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
4734 * doc/invoke.texi (-Wextra-semi): Document new warning option.
4736 2017-04-20 Richard Biener <rguenther@suse.de>
4738 PR tree-optimization/57796
4739 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
4740 as N scalar stores.
4741 (vect_model_load_cost): Cost gathers as N scalar loads.
4743 2017-04-20 Richard Biener <rguenther@suse.de>
4745 * ggc-page.c (ggc_allocated_p): Rename to ...
4746 (safe_lookup_page_table_entry): ... this and return the lookup
4747 result.
4748 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
4750 2017-04-20 Richard Biener <rguenther@suse.de>
4752 PR tree-optimization/80453
4753 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
4754 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
4755 from the conditions.
4756 (vn_phi_eq): Pass them down.
4757 (vn_phi_lookup): Record them.
4758 (vn_phi_insert): Likewise.
4760 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
4762 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
4763 uninitialized variable warning to avoid buffer overrun.
4765 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4767 PR other/71250
4768 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
4769 is suppressed for '{ 0 }' in C.
4771 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4773 * BASE-VER: Set to 8.0.0.
4775 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
4777 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
4778 priority .init_array and .fini_array section with SECTION_NOTYPE
4779 flag.
4781 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4783 PR middle-end/80423
4784 * tree.h (build_array_type): Add typeless_storage default argument.
4785 * tree.c (type_cache_hasher::equal): Also compare
4786 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
4787 (build_array_type): Add typeless_storage argument, set
4788 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
4789 recursive call.
4790 (build_nonshared_array_type): Adjust build_array_type_1 caller.
4791 (build_array_type): Likewise. Add typeless_storage argument.
4793 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4794 Jakub Jelinek <jakub@redhat.com>
4796 PR tree-optimization/80426
4797 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
4798 operation on symbolic operands, also compute the overflow for the
4799 invariant part when the operation degenerates into a negation.
4801 2017-04-19 Jakub Jelinek <jakub@redhat.com>
4803 PR debug/80461
4804 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
4805 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
4807 PR debug/80436
4808 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
4810 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
4812 PR target/80462
4813 * config/avr/avr.c (tree.h): Include it.
4814 (cgraph.h): Include it.
4815 (avr_encode_section_info): Don't warn for uninitialized progmem
4816 variable if it's just an alias.
4818 2017-04-19 Richard Biener <rguenther@suse.de>
4820 PR ipa/65972
4821 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
4822 when needed by AutoPGO.
4824 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
4826 PR lto/50345
4827 * doc/lto.texi: Remove an extra 'that'.
4829 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4831 PR rtl-optimization/80429
4832 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
4833 are only used in debug insns.
4835 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4836 Vladimir Makarov <vmakarov@redhat.com>
4838 * config/sparc/predicates.md (input_operand): Add comment. Return
4839 true for any memory operand when LRA is in progress.
4840 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
4842 2017-04-18 Jeff Law <law@redhat.com>
4844 PR target/74563
4845 * mips.md ({return,simple_return}_internal): Do not overwrite
4846 operands[0].
4848 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4850 PR tree-optimization/80443
4851 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
4852 instead of adding 1, subtract -1 and similarly instead of subtracting
4853 1 add -1.
4855 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
4857 PR rtl-optimization/80357
4858 * haifa-sched.c (tmp_bitmap): New variable.
4859 (model_recompute): Handle duplicate use records.
4860 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
4861 (free_global_sched_pressure_data): Free it.
4863 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4865 Revert:
4866 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4867 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4868 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4869 instead of SYSTEM_HEADER_DIR.
4871 2017-04-18 Jeff Law <law@redhat.com>
4873 PR middle-end/80422
4874 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
4875 predecessors after walking up the insn chain.
4877 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4879 PR debug/80263
4880 * dwarf2out.c (modified_type_die): Try harder not to emit internal
4881 sizetype type into debug info.
4883 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4885 PR target/80099
4886 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
4887 unneeded test for TARGET_UPPER_REGS_SF.
4888 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
4890 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4892 PR sanitizer/80444
4893 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
4894 instead of gsi_after_labels.
4896 2017-04-18 Jeff Law <law@redhat.com>
4898 * regcprop.c (maybe_mode_change): Avoid creating copies of the
4899 stack pointer.
4901 Revert:
4902 2017-04-13 Jeff Law <law@redhat.com>
4903 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4904 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4906 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
4908 PR target/79453
4909 * config/avr/avr.c (intl.h): Include it.
4910 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
4912 2017-04-18 Martin Liska <mliska@suse.cz>
4914 PR gcov-profile/78783
4915 * gcov-tool.c (gcov_output_files): Validate that destination
4916 file is either removed by the tool or by a user.
4918 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4919 Guy Benyei <guybe@mellanox.com>
4921 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
4922 block, and do not negate it, the stored id is already negative.
4924 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4926 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
4928 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4930 PR target/80098
4931 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
4932 masks of options that should be turned off if the VSX vector
4933 options are turned off.
4934 (OTHER_P8_VECTOR_MASKS): Likewise.
4935 (OTHER_VSX_VECTOR_MASKS): Likewise.
4936 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
4937 rs6000_disable_incompatible_switches to validate no type switches
4938 like -mvsx.
4939 (rs6000_incompatible_switch): New function to disallow turning on
4940 other vector options if -mno-vsx, -mno-power8-vector, or
4941 -mno-power9-vector are specified.
4943 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4945 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
4947 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4949 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
4950 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
4951 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
4952 (ARG_POINTER_CFA_OFFSET): Likewise.
4954 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4956 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
4957 conditions to take advantage of various optimizations.
4959 2017-04-13 Jeff Law <law@redhat.com>
4961 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4962 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4963 (zero_extendsidi2_dext): Likewise.
4965 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4967 PR sanitizer/80403
4968 * fold-const.c (fold_ternary_loc): Revert
4969 use op0 instead of fold_convert_loc (loc, type, arg0) part of
4970 2017-04-12 change.
4972 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
4974 PR rtl-optimization/80343
4975 * lra-remat.c (update_scratch_ops): Assign original hard reg to
4976 new scratch pseudo.
4978 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
4980 PR sanitizer/80414
4981 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
4982 to ubsan_encode_value.
4984 2017-04-13 Jeff Law <law@redhat.com>
4986 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
4987 appearing in DEBUG_INSNs.
4989 2017-04-13 Martin Liska <mliska@suse.cz>
4991 PR gcov-profile/80413
4992 * gcov-io.c (gcov_write_string): Copy to buffer just when
4993 allocated size is greater than zero.
4995 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4997 PR debug/80321
4998 * dwarf2out.c (decls_for_scope): Ignore declarations of
4999 current_function_decl in BLOCK_NONLOCALIZED_VARS.
5001 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
5003 PR lto/69953
5004 * ipa-visibility.c (non_local_p): Fix typos.
5005 (localize_node): When localizing symbol in same comdat group,
5006 dissolve the group only when we know external symbols are going
5007 to be privatized.
5008 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
5010 2017-04-12 Jakub Jelinek <jakub@redhat.com>
5012 PR tree-optimization/79390
5013 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
5014 order does not result in usable sequence, retry with reversed operand
5015 order.
5017 PR sanitizer/80403
5018 PR sanitizer/80404
5019 PR sanitizer/80405
5020 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
5021 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
5022 op0 instead of fold_convert_loc (loc, type, arg0).
5024 2017-04-12 Jeff Law <law@redhat.com>
5026 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
5027 has a delay slot in the generated code.
5029 * config/cris/cris.md (cris_preferred_reload_class): Return
5030 GENNONACR_REGS rather than GENERAL_REGS.
5032 2017-04-12 Jakub Jelinek <jakub@redhat.com>
5034 PR c/80163
5035 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
5036 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
5037 signedness of the result type.
5039 2017-04-12 Richard Biener <rguenther@suse.de>
5040 Jeff Law <law@redhat.com>
5042 PR tree-optimization/80359
5043 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
5044 trim stores to TARGET_MEM_REFs.
5046 2017-04-12 Richard Biener <rguenther@suse.de>
5048 PR tree-optimization/79390
5049 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
5050 threading case even more.
5052 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
5054 PR target/80382
5055 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
5056 for quad_address_p for TImode, instead of just not indexed_address.
5058 2017-04-12 Richard Biener <rguenther@suse.de>
5059 Bernd Edlinger <bernd.edlinger@hotmail.de>
5061 PR middle-end/79671
5062 * alias.c (component_uses_parent_alias_set_from): Handle
5063 TYPE_TYPELESS_STORAGE.
5064 (get_alias_set): Likewise.
5065 * tree-core.h (tree_type_common): Add typeless_storage flag.
5066 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
5067 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
5068 for types containing members with TYPE_TYPELESS_STORAGE.
5069 (place_field): Likewise.
5070 (layout_type): Likewise for ARRAY_TYPE.
5071 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
5072 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
5073 TYPE_TYPELESS_STORAGE.
5074 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
5076 2017-04-12 Jakub Jelinek <jakub@redhat.com>
5078 PR sanitizer/80349
5079 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
5080 first argument to type.
5082 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5084 PR target/80376
5085 PR target/80315
5086 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
5087 CONST0_RTX (mode) rather than const0_rtx where appropriate.
5088 (rs6000_expand_binop_builtin): Likewise.
5089 (rs6000_expand_ternop_builtin): Likewise; also add missing
5090 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
5091 vshasigma built-ins.
5092 * doc/extend.texi: Document that vec_xxpermdi's third argument
5093 must be a constant.
5095 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
5097 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
5098 Use shift_const cost parameter when calculating gain of STV shifts.
5100 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
5102 PR rtl-optimization/70478
5103 * lra-constraints.c (process_alt_operands): Check memory for
5104 disfavoring memory insn operand.
5106 2017-04-11 Jakub Jelinek <jakub@redhat.com>
5108 PR middle-end/80100
5109 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
5110 left shift in unsigned HOST_WIDE_INT type.
5112 PR rtl-optimization/80385
5113 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
5114 (not (neg X)) into (plus X -1) for complex or non-integral modes.
5116 PR libgomp/80394
5117 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
5118 if they have any depend clauses.
5120 2017-04-11 Martin Liska <mliska@suse.cz>
5122 PR ipa/80212
5123 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
5124 * ipa-split.c (split_function): Create a local comdat symbol
5125 if caller is in a comdat group.
5127 2017-04-11 Martin Liska <mliska@suse.cz>
5129 PR ipa/80212
5130 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
5131 flags.
5133 2017-04-11 Martin Sebor <msebor@redhat.com>
5135 PR middle-end/80364
5136 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
5137 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
5138 for INTEGER_TYPE.
5139 (directive::set_width, directive::set_precision, format_character):
5140 Adjust.
5141 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
5142 INTEGER_TYPE.
5144 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
5146 PR target/80389
5147 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
5148 conflict, set target->arch_name instead of target->cpu_name.
5150 2017-04-11 Richard Biener <rguenther@suse.de>
5152 PR tree-optimization/80374
5153 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
5154 build_zero_cst, remove fold_convertible_p check again.
5156 2017-04-11 Martin Liska <mliska@suse.cz>
5158 PR sanitizer/70878
5159 * ubsan.c (instrument_object_size): Do not instrument register
5160 variables.
5162 2017-04-11 Jakub Jelinek <jakub@redhat.com>
5164 PR target/80381
5165 * config/i386/i386-builtin-types.def
5166 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
5167 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
5168 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
5169 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
5170 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
5171 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
5172 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
5173 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
5174 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
5175 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
5176 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
5177 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
5178 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
5179 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
5180 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
5181 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
5182 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
5183 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
5184 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
5185 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
5186 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
5187 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
5188 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
5189 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
5190 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
5191 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
5192 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
5193 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
5194 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
5195 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
5196 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
5197 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
5198 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
5199 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
5200 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
5201 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
5202 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
5203 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
5204 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
5205 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
5206 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
5207 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
5208 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
5209 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
5210 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
5211 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
5212 aliases.
5213 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
5214 flag to second_arg_count, handle 4 argument function type _COUNT
5215 aliases, handle second_arg_count on second argument rather than last.
5217 2017-04-10 Jeff Law <law@redhat.com>
5219 PR tree-optimization/80374
5220 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
5221 record anything if we can not convert integer_zero_node to the
5222 desired type.
5224 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
5226 PR target/80108
5227 * config/rs6000/rs6000.c (rs6000_option_override_internal):
5228 Enhance special handling given to the TARGET_P9_MINMAX option in
5229 relation to certain other options.
5231 2017-04-10 Bin Cheng <bin.cheng@arm.com>
5233 PR tree-optimization/80153
5234 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
5235 remove POINTER_PLUS_EXPR's base part directly, rather than through
5236 aff_tree.
5238 2017-04-10 Richard Biener <rguenther@suse.de>
5239 Bin Cheng <bin.cheng@arm.com>
5241 PR tree-optimization/80153
5242 * tree-affine.c (aff_combination_to_tree): Get base pointer from
5243 the first element of pointer type aff_tree. Build result expr in
5244 aff_tree's type.
5245 (add_elt_to_tree): Convert to type unconditionally. Remove other
5246 fold_convert calls.
5247 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
5248 (rewrite_use_nonlinear_expr): Check invariant using iv information.
5250 2017-04-10 Richard Biener <rguenther@suse.de>
5252 * tree-ssa-structalias.c (find_func_aliases): Properly handle
5253 asm inputs.
5255 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
5257 PR rtl-optimization/70478
5258 * lra-constraints.c (curr_small_class_check): New.
5259 (update_and_check_small_class_inputs): New.
5260 (process_alt_operands): Update curr_small_class_check. Disfavor
5261 alternative insn memory operands. Check available regs for small
5262 class operands.
5264 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5266 PR target/80057
5267 * config/mips/mips.opt (-mvirt): Update description.
5268 * doc/invoke.texi (-mvirt): Likewise.
5270 2017-04-10 Richard Biener <rguenther@suse.de>
5272 PR middle-end/80362
5273 * fold-const.c (fold_binary_loc): Look at unstripped ops when
5274 looking for NEGATE_EXPR in -A / -B to A / B folding.
5276 2017-04-10 Martin Liska <mliska@suse.cz>
5278 PR gcov-profile/80224
5279 * gcov.c (print_usage): Fix usage string.
5280 (get_gcov_intermediate_filename): Remove.
5281 (output_gcov_file): Use both for normal and intermediate format.
5282 (generate_results): Do not initialize special file for
5283 intermediate format.
5285 2017-04-10 Richard Biener <rguenther@suse.de>
5287 PR tree-optimization/80304
5288 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
5289 for safelen.
5291 2017-04-10 Nathan Sidwell <nathan@acm.org>
5293 PR target/79905
5294 * config/rs6000/rs6000.c (rs6000_vector_type): New.
5295 (rs6000_init_builtins): Use it.
5297 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5299 * config/arm/arm.md (<mrc>): Add mode to SET source.
5300 (<mrrc>): Likewise.
5302 2017-04-10 Richard Biener <rguenther@suse.de>
5304 PR middle-end/80344
5305 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
5307 2017-04-10 Jakub Jelinek <jakub@redhat.com>
5309 PR target/80324
5310 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
5311 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
5312 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
5313 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
5314 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
5315 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
5316 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
5317 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
5318 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
5319 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
5320 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
5321 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
5322 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
5323 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
5324 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
5325 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
5326 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
5327 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
5328 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
5329 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
5330 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
5331 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
5332 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
5334 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
5336 PR rtl-optimization/70478
5337 * lra-constraints.c: Reverse the last patch.
5339 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
5341 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
5342 Add comment for WCHAR_T.
5344 2017-04-08 Martin Liska <mliska@suse.cz>
5346 Revert:
5347 2017-04-07 Martin Liska <mliska@suse.cz>
5349 PR ipa/80212
5350 * ipa-split.c (split_function): Add function part to a same comdat
5351 group.
5353 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5355 PR target/80358
5356 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
5358 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
5360 * rs6000/rs6000.c (vec_load_pendulum): Rename...
5361 (vec_pairing): ...to this.
5362 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
5363 (rs6000_sched_init): Adjust for name change.
5364 (struct rs6000_sched_context): Likewise.
5365 (rs6000_init_sched_context): Likewise.
5366 (rs6000_set_sched_context): Likewise.
5368 2017-04-07 Jakub Jelinek <jakub@redhat.com>
5370 PR target/80322
5371 PR target/80323
5372 PR target/80325
5373 PR target/80326
5374 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
5375 intrinsics.
5376 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
5377 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
5378 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
5380 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
5382 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
5384 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
5386 PR rtl-optimization/70703
5387 * ira-color.c (update_conflict_hard_regno_costs): Use
5388 int64_t instead of HOST_WIDE_INT.
5390 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
5392 PR rtl-optimization/70478
5393 * lra-constraints.c (process_alt_operands): Disfavor alternative
5394 insn memory operands.
5396 2017-04-07 Jeff Law <law@redhat.com>
5398 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
5399 CALL and NOTE_INSN_CALL_ARG_LOCATION.
5401 2017-04-07 Martin Liska <mliska@suse.cz>
5403 PR target/79889
5404 * config/aarch64/aarch64.c (aarch64_process_target_attr):
5405 Show error message instead of an ICE.
5407 2017-04-07 Martin Liska <mliska@suse.cz>
5409 PR ipa/80212
5410 * ipa-split.c (split_function): Add function part to a same comdat
5411 group.
5413 2017-04-07 Richard Biener <rguenther@suse.de>
5415 PR middle-end/80341
5416 * tree.c (get_unwidened): Also handle ! for_type case for
5417 INTEGER_CSTs.
5418 * convert.c (do_narrow): Split out from ...
5419 (convert_to_integer_1): ... here. Do not pass final truncation
5420 type to get_unwidened for TRUNC_DIV_EXPR.
5422 2017-04-07 Richard Biener <rguenther@suse.de>
5424 * tree-affine.c (wide_int_ext_for_comb): Take type rather
5425 than aff_tree.
5426 (aff_combination_const): Adjust.
5427 (aff_combination_scale): Likewise.
5428 (aff_combination_add_elt): Likewise.
5429 (aff_combination_add_cst): Likewise.
5430 (aff_combination_convert): Likewise.
5431 (add_elt_to_tree): Likewise. Remove unused argument.
5432 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
5434 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
5436 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
5437 definition.
5438 * config/arm/arm.c (arm_default_short_enums): Use
5439 ARM_DEFAULT_SHORT_ENUMS.
5440 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
5442 2017-04-06 Jakub Jelinek <jakub@redhat.com>
5444 PR debug/80234
5445 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
5446 members with redundant out-of-class redeclaration.
5448 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
5450 PR target/80286
5451 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
5452 * config/i386/i386.md (*zero_extendsidi2):
5453 Add (?*x,*x) and (?*v,*v) alternatives.
5455 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
5457 PR target/79733
5458 * config/i386/i386.c (ix86_expand_builtin)
5459 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
5460 mode from insn data. Convert operands to insn operand mode.
5461 Copy operands that don't satisfy insn predicate to a register.
5463 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
5465 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
5466 Update comments.
5468 2017-04-06 Richard Biener <rguenther@suse.de>
5470 PR tree-optimization/80334
5471 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
5472 preserve alignment of accesses.
5474 2017-04-06 Richard Biener <rguenther@suse.de>
5476 PR tree-optimization/80262
5477 * tree-sra.c (build_ref_for_offset): Preserve address-space
5478 information.
5479 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
5480 Drop useless address-space information on MEM_REF offsets.
5482 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
5484 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
5486 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5488 PR rtl-optimization/70703
5489 * ira-color.c (update_conflict_hard_regno_costs): Use
5490 HOST_WIDE_INT instead of long.
5492 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
5494 PR target/80298
5495 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
5496 not defined for x86_64 target. Add -mmmx target option when __SSE2__
5497 is not defined.
5498 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
5499 for x86_64 target. Handle -m3dnowa option.
5501 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5503 PR rtl-optimization/70703
5504 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
5505 (update_conflict_hard_regno_costs): Use long instead of unsigned
5506 arithmetic for cost calculation.
5508 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5509 Bernd Edlinger <bernd.edlinger@hotmail.de>
5511 PR sanitizer/80308
5512 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
5513 for big endian.
5515 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
5517 PR target/78002
5518 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
5519 ptr_mode with Pmode throughout.
5520 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
5521 into probe_stack_range and use DImode.
5523 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5525 PR target/79890
5526 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
5527 call_eh_return is true.
5529 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5531 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
5532 Initialize last_match_fntype_index.
5534 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5536 PR target/80310
5537 * tree-nvr.c: Include internal-fn.h.
5538 (pass_return_slot::execute): Ignore internal calls without
5539 direct optab.
5541 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5542 Richard Biener <rguenther@suse.de>
5544 PR c++/80297
5545 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
5546 captures used multiple times, except for the last use.
5547 * generic-match-head.c: Include gimplify.h.
5549 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5551 PR tree-optimization/79390
5552 * target.h (struct noce_if_info): Declare.
5553 * targhooks.h (default_noce_conversion_profitable_p): Declare.
5554 * target.def (noce_conversion_profitable_p): New target hook.
5555 * ifcvt.h (struct noce_if_info): New type, moved from ...
5556 * ifcvt.c (struct noce_if_info): ... here.
5557 (noce_conversion_profitable_p): Renamed to ...
5558 (default_noce_conversion_profitable_p): ... this. No longer
5559 static nor inline.
5560 (noce_try_store_flag_constants, noce_try_addcc,
5561 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
5562 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
5563 instead of noce_conversion_profitable_p.
5564 * config/i386/i386.c: Include ifcvt.h.
5565 (ix86_option_override_internal): Don't override
5566 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
5567 (ix86_noce_conversion_profitable_p): New function.
5568 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
5569 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
5570 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
5571 * doc/tm.texi: Regenerated.
5573 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5575 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
5576 correction.
5578 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5580 PR target/80307
5581 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
5582 instructions for small multiply cores.
5584 2017-04-04 Jeff Law <law@redhat.com>
5586 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
5587 added member.
5588 (mips_expand_vec_perm_const): Initialize elements in orig_perm
5589 that are not set by the loop over the elements.
5591 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5593 PR target/80286
5594 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
5595 int mode, convert_modes it to mode as unsigned, otherwise use
5596 lowpart_subreg to mode rather than SImode.
5597 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
5598 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
5599 Use DImode instead of SImode for the shift count operand.
5600 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
5601 Likewise.
5603 2017-04-04 Richard Biener <rguenther@suse.de>
5605 PR middle-end/80281
5606 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
5607 arithmetic done for the negate or the plus. Simplify.
5608 (A - (-B) -> A + B): Likewise.
5609 * fold-const.c (split_tree): Make sure to not negate pointers.
5611 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
5613 PR rtl-optimization/60818
5614 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
5615 a compare of comparisons with the thing compared if this results
5616 in a different machine mode.
5618 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
5620 * alias.c (base_alias_check): Fix typo in comment.
5621 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
5622 * cgraphunit.c (symbol_table::compile): Likewise.
5623 * collect2.c (maybe_run_lto_and_relink): Likewise.
5624 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
5625 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
5626 * config/avr/avr.c (avr_map_op_t): Likewise.
5627 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
5628 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
5629 * config/epiphany/epiphany.md (movcc): Likewise.
5630 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
5631 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
5632 Likewise.
5633 * config/mips/mips.c (mips_save_restore_reg): Likewise.
5634 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
5635 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
5636 * config/sh/sh.c (sh_rtx_costs): Likewise.
5637 * fold-const.c (fold_truth_andor): Likewise.
5638 * genautomata.c (collapse_flag): Likewise.
5639 * gengtype.h (struct type::u::s): Likewise.
5640 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
5641 * input.c (FORMAT_AMOUNT): Likewise.
5642 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
5643 (known_aggs_to_agg_replacement_list): Likewise.
5644 * ipa-inline-analysis.c: Likewise.
5645 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
5646 * ipa-polymorphic-call.c
5647 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
5648 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
5649 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
5650 Likewise.
5651 * modulo-sched.c (apply_reg_moves): Likewise.
5652 * omp-expand.c (build_omp_regions_1): Likewise.
5653 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
5654 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
5655 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
5656 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5657 * value-prof.c: Likewise.
5658 * var-tracking.c (val_reset): Likewise.
5660 2017-04-03 Richard Biener <rguenther@suse.de>
5662 PR tree-optimization/80275
5663 * fold-const.c (split_address_to_core_and_offset): Handle
5664 POINTER_PLUS_EXPR.
5666 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
5668 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
5669 descriptors is at least equal to that of functions.
5671 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5673 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
5675 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5677 PR target/80250
5678 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
5679 (mov<IMOD4:mode>): New expander.
5680 (*mov<IMOD4:mode>_internal): New insn and split pattern.
5682 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
5684 PR rtl-optimization/79405
5685 * fwprop.c (propagations_left): New variable.
5686 (forward_propagate_into): Decrement it.
5687 (fwprop_init): Initialize it.
5688 (fw_prop): If the variable has reached zero, stop propagating.
5689 (fwprop_addr): Ditto.
5691 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5693 PR debug/79255
5694 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
5695 a FUNCTION_DECL, pass it as decl instead of origin to
5696 process_scope_var.
5698 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
5700 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
5701 string.
5703 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
5705 PR target/80107
5706 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
5707 TARGET_VSX_SMALL_INTEGER.
5709 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5711 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
5712 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
5714 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5716 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
5717 extraction from odd-numbered MSA register.
5719 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5721 PR middle-end/80173
5722 * expmed.c (store_bit_field_1): Don't attempt to create
5723 a word subreg out of hard registers wider than word if they
5724 have HARD_REGNO_NREGS of 1 for their mode.
5726 PR middle-end/80163
5727 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
5728 conversions to integer types wider than word and pointer.
5730 PR debug/80025
5731 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
5732 (rtx_equal_for_cselib_p): Pass 0 to it.
5733 * cselib.c (cselib_hasher::equal): Likewise.
5734 (rtx_equal_for_cselib_1): Add depth argument. If depth
5735 is 128, don't look up VALUE locs and punt. Increment
5736 depth in recursive calls when walking VALUE locs.
5738 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
5740 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
5741 (make_gcov_file_name): Use the canonical path name for generating
5742 the MD5 value.
5743 (read_line): Fix handling of files with ascii null bytes.
5745 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
5747 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
5748 to initialise a vector register instead
5749 of using a const_int.
5751 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5753 PR translation/80189
5754 * gimplify.c (omp_default_clause): Use %qs instead of %s in
5755 diagnostic messages.
5757 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
5759 PR target/80246
5760 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
5761 (dfp_diex_<mode>): Update mode of operand 1.
5762 * doc/extend.texi (dxex, dxexq): Document change to return type.
5763 (diex, diexq): Document change to argument type.
5765 2017-03-30 Martin Jambor <mjambor@suse.cz>
5767 PR ipa/77333
5768 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
5769 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
5770 it reflects the signature changes performed at the callee side.
5771 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
5772 to cgraph_build_function_type_skip_args.
5773 (build_function_decl_skip_args): Adjust call to the above function.
5775 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5777 PR target/80206
5778 * config/i386/sse.md
5779 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
5780 register as dest whenever it is a MEM not rtx_equal_p to the
5781 corresponding dup operand, and when forcing into reg move the
5782 reg into the memory afterwards.
5783 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
5784 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
5785 for the force_reg mode.
5786 (avx512vl_vextractf128<mode>): Use register as dest either
5787 always when a MEM, or when it is a MEM not rtx_equal_p to the
5788 corresponding dup operand, or even not when it is a CONST_VECTOR
5789 depending on the mode and lo vs. hi.
5790 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
5791 parens.
5792 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
5793 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
5794 Likewise. Require that operands[2] is even.
5795 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
5796 Remove extraneous parens. Require that operands[2] is a multiple
5797 of 4.
5798 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
5799 operands[0] is a MEM if <mask_applied>, the predicates/constraints
5800 disallow memory then.
5802 2017-03-30 Richard Biener <rguenther@suse.de>
5804 PR tree-optimization/77498
5805 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
5806 to non-constants over backedges.
5808 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
5810 PR rtl-optimization/80233
5811 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
5812 as last_combined_insn. Do not test for BARRIER_P separately.
5814 2017-03-29 Andreas Schwab <schwab@suse.de>
5816 PR ada/80146
5817 * calls.c (prepare_call_address): Convert funexp to Pmode before
5818 copying to temp reg.
5820 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5822 PR tree-optimization/80158
5823 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
5824 Handle possible future case of more than one alternate
5825 interpretation.
5826 (replace_rhs_if_not_dup): Likewise.
5827 (replace_one_candidate): Likewise.
5829 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
5831 PR rtl-optimization/80193
5832 * ira.c (ira): Do not check allocation for LRA.
5834 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
5836 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
5837 (nvptx_output_simt_exit): Declare.
5838 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
5839 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
5840 (init_softstack_frame): Move initialization of crtl->is_leaf to...
5841 (nvptx_declare_function_name): ...here. Emit declaration of local
5842 memory space buffer for omp_simt_enter insn.
5843 (nvptx_output_unisimt_switch): New.
5844 (nvptx_output_softstack_switch): New.
5845 (nvptx_output_simt_enter): New.
5846 (nvptx_output_simt_exit): New.
5847 * config/nvptx/nvptx.h (struct machine_function): New fields
5848 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
5849 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
5850 (UNSPECV_SIMT_EXIT): Ditto.
5851 (omp_simt_enter_insn): New insn.
5852 (omp_simt_enter): New expansion.
5853 (omp_simt_exit): New insn.
5854 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
5856 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
5857 (expand_GOMP_SIMT_ENTER_ALLOC): New.
5858 (expand_GOMP_SIMT_EXIT): New.
5859 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
5860 (GOMP_SIMT_ENTER_ALLOC): Ditto.
5861 (GOMP_SIMT_EXIT): Ditto.
5862 * target-insns.def (omp_simt_enter): New insn.
5863 (omp_simt_exit): Ditto.
5864 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
5865 simt_dlist.
5866 (lower_rec_simd_input_clauses): Implement SIMT privatization.
5867 (lower_rec_input_clauses): Likewise.
5868 (lower_lastprivate_clauses): Handle SIMT privatization.
5870 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
5871 (ompdevlow_adjust_simt_enter): New.
5872 (find_simtpriv_var_op): New.
5873 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
5874 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
5876 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
5877 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
5878 (copy_decl_for_dup_finish): Ditto.
5880 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
5882 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
5884 PR target/53383
5885 * config/i386/i386.c (ix86_option_override_internal): Always
5886 allow -mpreferred-stack-boundary=3 for 64-bit targets.
5888 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5890 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
5892 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5894 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
5895 mark new edge's irreducible flag accordign to it.
5896 (vect_do_peeling): Check loop preheader edge's irreducible flag
5897 and pass it to function slpeel_add_loop_guard.
5899 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
5901 PR tree-optimization/80218
5902 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5903 Update block frequencies and counts.
5905 2017-03-28 Richard Biener <rguenther@suse.de>
5907 PR tree-optimization/78644
5908 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
5909 of a simplification result we may not use it at all.
5911 2017-03-28 Richard Biener <rguenther@suse.de>
5913 PR ipa/80205
5914 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
5915 without arguments, generate default definition of a SSA name.
5917 2017-03-28 Richard Biener <rguenther@suse.de>
5919 PR middle-end/80222
5920 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
5921 TYPE_REF_CAN_ALIAS_ALL references.
5922 * fold-const.c (fold_indirect_ref_1): Likewise.
5924 2017-03-28 Martin Liska <mliska@suse.cz>
5926 PR ipa/80104
5927 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
5928 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
5930 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5931 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
5933 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
5934 (EXTRA_SPECS): Define.
5935 (SUBTARGET_EXTRA_SPECS): Likewise.
5936 (SUBTARGET_CPP_SPEC): Likewise.
5937 * config/arc/elf.h (EXTRA_SPECS): Renamed to
5938 SUBTARGET_EXTRA_SPECS.
5939 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
5941 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5943 * config/arc/simdext.md (vst64_insn): Update pattern.
5944 (vld32wh_insn): Likewise.
5945 (vld32wl_insn): Likewise.
5946 (vld64_insn): Likewise.
5947 (vld32_insn): Likewise.
5949 2017-03-28 Marek Polacek <polacek@redhat.com>
5951 PR sanitizer/80067
5952 * fold-const.c (fold_comparison): Use protected_set_expr_location
5953 instead of SET_EXPR_LOCATION.
5955 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5957 * tree.c (add_expr): Avoid name lookup warning.
5959 2017-03-27 Jeff Law <law@redhat.com>
5961 PR tree-optimization/80216
5962 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
5963 function name. Limit recursion depth.
5964 (record_temporary_equivalences): Corresponding changes.
5966 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
5968 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
5969 covered first.
5971 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5973 PR target/80102
5974 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
5975 notes.
5976 * cfgcleanup.c (reg_note_cfa_p): New array.
5977 (insns_have_identical_cfa_notes): New function.
5978 (old_insns_match_p): Don't cross-jump in between /f
5979 and non-/f instructions. If both i1 and i2 are frame related,
5980 verify all CFA notes, their order and content.
5982 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5984 PR target/78543
5985 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
5986 HImode and SImode with zero extend to DImode to one insn.
5987 (bswap<mode>2_extenddi): Likewise.
5988 (bswapsi2_extenddi): Likewise.
5989 (bswaphi2_extendsi): Likewise.
5990 (bswaphi2): Combine bswap HImode and SImode into one insn.
5991 Separate memory insns from swapping register.
5992 (bswapsi2): Likewise.
5993 (bswap<mode>2): Likewise.
5994 (bswaphi2_internal): Delete, no longer used.
5995 (bswapsi2_internal): Likewise.
5996 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
5997 store, and gpr<-gpr swap insns.
5998 (bswap<mode>2_store): Likewise.
5999 (bswaphi2_reg): Register only splitter, combine with the splitter.
6000 (bswaphi2 splitter): Likewise.
6001 (bswapsi2_reg): Likewise.
6002 (bswapsi2 splitter): Likewise.
6003 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
6004 the insns into load, store, and register/register insns.
6005 (bswapdi2_ldbrx): Likewise.
6006 (bswapdi2_load): Likewise.
6007 (bswapdi2_store): Likewise.
6008 (bswapdi2_reg): Likewise.
6010 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
6012 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
6013 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
6015 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
6017 PR target/80103
6018 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
6019 add comments.
6020 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6021 special handling for target option conflicts between dform
6022 options (-mpower9-dform, -mpower9-dform-vector,
6023 -mpower9-dform-scalar) and -mno-direct-move.
6025 2017-03-27 Richard Biener <rguenther@suse.de>
6027 PR tree-optimization/80181
6028 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
6030 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
6032 * config/arc/predicates.md (move_double_src_operand): Replace the
6033 call to move_double_src_operand with a call to address_operand.
6035 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
6037 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
6038 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
6039 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
6041 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
6043 * config/arc/predicates.md (long_immediate_loadstore_operand):
6044 Consider scaled addresses cases.
6046 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
6048 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
6049 restored when in interrupt.
6050 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
6051 doesn't have delay slot.
6053 2017-03-27 Richard Biener <rguenther@suse.de>
6055 PR ipa/79776
6056 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
6057 inlined thunk clones.
6059 2017-03-27 Jakub Jelinek <jakub@redhat.com>
6061 PR sanitizer/80168
6062 * asan.c (instrument_derefs): Copy over last operand from
6063 original COMPONENT_REF to the new COMPONENT_REF with
6064 DECL_BIT_FIELD_REPRESENTATIVE.
6065 * ubsan.c (instrument_object_size): Likewise.
6067 2017-03-27 Richard Biener <rguenther@suse.de>
6069 PR tree-optimization/80170
6070 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
6071 sure DR/SCEV didnt fold in constants we do not see when looking
6072 at the reference base alignment.
6074 2017-03-27 Richard Biener <rguenther@suse.de>
6076 PR middle-end/80171
6077 * gimple-fold.c (fold_ctor_reference): Properly guard against
6078 NULL return value from canonicalize_constructor_val.
6080 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
6082 PR target/80180
6083 * config/i386/i386.c (ix86_expand_builtin)
6084 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
6085 flags reg setting and flags reg using instructions.
6086 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
6087 clobbering instructions to zero extend op2.
6089 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
6091 * doc/install.texi (Configuration) <--with-aix-soname>:
6092 Update link to AIX ld.
6094 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
6096 PR rtl-optimization/80160
6097 PR rtl-optimization/80159
6098 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
6099 reg_alternate_class into account.
6101 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
6103 PR target/80148
6104 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
6105 to consider in curr_insn_transform.
6107 2017-03-24 Jakub Jelinek <jakub@redhat.com>
6109 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
6110 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
6111 and emit_mode_inner.
6113 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6115 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
6116 argument to the overloaded builtin variants. Use the new flag to
6117 deprecate certain builtin variants.
6118 * config/s390/s390-builtin-types.def: Add new builtin types.
6119 * config/s390/s390-builtins.h: Support new flags field for
6120 overloaded builtins.
6121 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
6122 (s390_macro_to_expand): Enable vector float data type.
6123 (s390_cpu_cpp_builtins_internal): Indicate support of the new
6124 builtins by incrementing the __VEC__ version number.
6125 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
6126 vec_xst.
6127 (s390_resolve_overloaded_builtin): Emit error messages depending
6128 on the builtin flags.
6129 * config/s390/s390.c (s390_expand_builtin): Support additional
6130 flags argument. Change error message to match the messages
6131 emitted in s390-c.c.
6132 * config/s390/s390.md: New UNSPEC_* constants.
6133 (op_type): Add new instruction types.
6134 * config/s390/vecintrin.h: Add new builtins and test data class
6135 constants.
6136 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
6137 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
6138 (VEC_INEXACT, VEC_NOINEXACT): New constants.
6139 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
6140 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
6141 ("vec_mergel<mode>"): V_HW -> VEC_HW.
6143 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
6144 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
6145 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
6146 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
6148 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
6149 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
6150 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
6151 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
6153 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
6154 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
6155 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
6156 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
6157 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
6158 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
6159 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
6161 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
6162 ("vec_scatter_element<V_HW_4:mode>_DI")
6163 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
6164 ("vec_fpint<mode>", "vflls")
6165 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
6166 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
6167 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
6168 ("*vec_cmphe<mode>_cc"): ... these.
6170 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
6171 mode constant instead of magic value.
6173 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6175 * config/s390/s390.c (s390_expand_vec_compare): Support other
6176 vector floating point modes than just V2DF.
6177 (s390_expand_vcond): Likewise.
6178 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
6179 (s390_cannot_change_mode_class): Prevent mode changes between TF
6180 and V1TF in vector registers.
6181 * config/s390/s390.md (DF, SF): New mode attributes.
6182 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
6183 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
6184 SFmode support for VRs.
6185 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
6186 vector fp modes.
6187 (VFT, VF_HW): New mode iterators.
6188 (vw, sdx): New mode attributes.
6189 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
6190 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
6191 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
6192 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
6193 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
6194 also the new vector floating point modes. Renaming to ...
6196 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
6197 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
6198 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
6199 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
6200 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
6201 ("vec_unordered<mode>"): ... these.
6203 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
6204 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
6205 ("*vec_extendv2df"): New insn definitions.
6207 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6209 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
6210 ("mulditi3_2", "*muldi3_sign"): New patterns.
6211 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
6212 rename the pattern definition.
6214 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6216 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
6217 expander.
6218 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
6220 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6222 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
6223 instruction if possible.
6224 * config/s390/vector.md (vec_halfnumelts): New mode
6225 attribute.
6226 ("*vec_vllezlf<mode>"): New pattern.
6228 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6230 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
6231 ("popcountv4si2", "popcountv2di2"): Rename to ...
6232 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
6233 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
6234 condition.
6235 ("popcount<mode>2_vxe"): New pattern.
6237 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6239 * common/config/s390/s390-common.c (processor_flags_table): Add
6240 arch12.
6241 * config.gcc: Add arch12.
6242 * config/s390/driver-native.c (s390_host_detect_local_cpu):
6243 Default to arch12 for unknown CPU model numbers.
6244 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
6245 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
6246 PROCESSOR_max sanity check.
6247 * config/s390/s390-opts.h (enum processor_type): Add
6248 PROCESSOR_ARCH12.
6249 * config/s390/s390.c (processor_table): Add arch12.
6250 (s390_expand_builtin): Add check for B_VXE flag.
6251 (s390_issue_rate): Add PROCESSOR_ARCH12.
6252 (s390_get_sched_attrmask): Likewise.
6253 (s390_get_unit_mask): Likewise.
6254 (s390_sched_score): Enable z13 scheduling for arch12.
6255 (s390_sched_reorder): Likewise.
6256 (s390_sched_variable_issue): Likewise.
6257 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
6258 PF_VXE.
6259 (s390_tune_attr): Use z13 scheduling also for arch12.
6260 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
6261 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
6262 (TARGET_VXE_P): New macros.
6263 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
6264 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
6265 * config/s390/s390.opt: Add arch12 as processor_type.
6267 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6269 * config/s390/s390.md
6270 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6271 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
6272 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
6274 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
6275 Rename expanders to ...
6277 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
6278 ("fixuns_truncdddi2_emu"): ... these.
6280 ("fixuns_trunc<mode>si2_emu"): New expander.
6282 ("*fixuns_truncdfdi2_z13"): Rename to ...
6283 ("*fixuns_truncdfdi2_vx"): ... this.
6285 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6287 * config/s390/2964.md: Remove the single element vector compare
6288 instructions which are no longer used.
6289 * config/s390/s390.c (s390_select_ccmode): Remove handling of
6290 vector CCmodes.
6291 (s390_canonicalize_comparison): Remove handling of DFmode
6292 compares.
6293 (s390_expand_vec_compare_scalar): Remove function.
6294 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
6295 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
6296 pattern.
6297 ("*cmp<mode>_ccs"): Add wfcdb instruction.
6299 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6301 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
6302 FP zero.
6303 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
6304 will anyway by matched by mov<mode>_64dfp.
6306 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6308 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
6309 vlef/vstef. Add missing operand to vleif.
6311 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6313 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
6314 pair for all vector types with 64 bit elements.
6315 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
6316 * config/s390/vector.md (V_HW_64): ... here.
6317 (V_128_NOSINGLE): New mode iterator.
6318 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
6319 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
6320 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
6321 ("*vec_load_pairv2di"): Change to ...
6322 ("*vec_load_pair<mode>"): ... this one.
6324 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6326 * config/s390/constraints.md: Add comments.
6327 (jKK): Reject element sizes > 8 bytes.
6328 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
6329 s_operands.
6330 * config/s390/s390.md: Add the s_operand checks formerly in
6331 s390_split_ok_p to various splitters where they are still
6332 required.
6333 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
6334 for 128 bit vectors. Plus two splitters.
6336 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6338 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
6339 the file.
6341 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6343 PR target/79893
6344 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
6345 error if the boundary argument is not constant.
6347 2017-03-24 Jakub Jelinek <jakub@redhat.com>
6349 PR rtl-optimization/80112
6350 * loop-doloop.c (doloop_condition_get): Don't check condition
6351 if cmp isn't SET with IF_THEN_ELSE src.
6353 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6355 PR tree-optimization/80158
6356 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
6357 replacing a candidate statement, also replace it for the
6358 candidate's alternate interpretation.
6359 (replace_rhs_if_not_dup): Likewise.
6360 (replace_one_candidate): Likewise.
6362 2017-03-24 Richard Biener <rguenther@suse.de>
6364 PR tree-optimization/80167
6365 * graphite-isl-ast-to-gimple.c
6366 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
6367 properly.
6368 (translate_isl_ast_to_gimple::get_rename): Likewise.
6370 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6372 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
6373 handling of certain combinations of target options, including the
6374 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
6375 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
6377 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6379 PR target/71436
6380 * config/arm/arm.md (*load_multiple): Add reload_completed to
6381 matching condition.
6383 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6384 Richard Biener <rguenth@suse.de>
6386 PR tree-optimization/79908
6387 PR tree-optimization/80136
6388 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6389 been cast away, gimplify_and_add suffices.
6391 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
6393 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
6395 2017-03-23 Richard Biener <rguenther@suse.de>
6397 PR tree-optimization/80032
6398 * gimplify.c (gimple_push_cleanup): Forced unconditional
6399 cleanups still have to go to the conditional_cleanups
6400 sequence.
6402 2017-03-22 Jakub Jelinek <jakub@redhat.com>
6404 PR tree-optimization/80072
6405 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
6406 to unsigned int.
6407 (next_operand_entry_id): Change type to unsigned int.
6408 (sort_by_operand_rank): Make sure to return the right return value
6409 even if unsigned fields are bigger than INT_MAX.
6410 (struct oecount): Change cnt and id type to unsigned int.
6411 (oecount_hasher::equal): Formatting fix.
6412 (oecount_cmp): Make sure to return the right return value
6413 even if unsigned fields are bigger than INT_MAX.
6414 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
6416 PR c++/80129
6417 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
6418 TREE_READONLY on result if writing it more than once.
6420 PR sanitizer/80110
6421 * doc/invoke.texi (-fsanitize=thread): Document that with
6422 -fnon-call-exceptions atomics are not able to throw
6423 exceptions.
6425 PR sanitizer/80110
6426 * tsan.c: Include tree-eh.h.
6427 (instrument_builtin_call): Call maybe_clean_eh_stmt or
6428 maybe_clean_or_replace_eh_stmt where needed.
6429 (instrument_memory_accesses): Add cfg_changed argument.
6430 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
6431 if it returned true.
6432 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
6434 PR rtl-optimization/63191
6435 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
6436 wrapper function, moved the whole old content into ...
6437 (ix86_delegitimize_address_1): ... this. New inline function.
6438 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
6439 true as last argument instead of ix86_delegitimize_address.
6441 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
6443 * config/aarch64/aarch64.c (generic_branch_cost): Copy
6444 cortexa57_branch_cost.
6446 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
6448 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
6450 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6452 PR target/80123
6453 * doc/md.texi (Constraints): Document wA constraint.
6454 * config/rs6000/constraints.md (wA): New.
6455 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
6456 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
6457 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
6458 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
6460 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
6462 PR c++/80029
6463 * gimplify.c (is_oacc_declared): New function.
6464 (oacc_default_clause): Use it to set default flags for acc declared
6465 variables inside parallel regions.
6466 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
6467 declared variables.
6468 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
6469 declare attribute to any decl as necessary.
6471 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
6473 PR target/80082
6474 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
6475 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
6476 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
6477 (arm_arch_lpae): This.
6478 * config/arm/arm.c (arm_arch7ve): Rename into ...
6479 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
6480 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
6481 arm_arch_lpae.
6483 2017-03-22 Martin Liska <mliska@suse.cz>
6485 PR target/79906
6486 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
6487 error message instead of an ICE.
6489 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6491 * doc/extend.texi (6.11 Additional Floating Types): Revise.
6493 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
6495 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
6496 comments.
6497 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6498 comments.
6500 2017-03-21 Martin Sebor <msebor@redhat.com>
6502 * doc/extend.texi: Use "cannot" instead of "can't."
6503 * doc/hostconfig.texi: Same.
6504 * doc/install.texi: Same.
6505 * doc/invoke.texi: Same.
6506 * doc/loop.texi: Same.
6507 * doc/md.texi: Same.
6508 * doc/objc.texi: Same.
6509 * doc/rtl.texi: Same.
6510 * doc/tm.texi: Same.
6511 * doc/tm.texi.in: Same.
6512 * doc/trouble.texi: Same.
6514 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
6516 PR debug/63238
6517 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
6518 (collect_checksum_attributes): Set it.
6519 (die_checksum_ordered): Use it.
6521 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6523 PR tree-optimization/79908
6524 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
6525 change: For a VA_ARG whose LHS has been cast away, use
6526 force_gimple_operand to construct the side effects.
6528 2017-03-21 David Malcolm <dmalcolm@redhat.com>
6530 PR translation/80001
6531 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
6532 more amenable to translation.
6533 (oacc_loop_auto_partitions): Likewise.
6535 2017-03-21 Marek Polacek <polacek@redhat.com>
6536 Martin Sebor <msebor@redhat.com>
6538 PR tree-optimization/80109
6539 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
6540 on INTEGRAL_TYPE_P.
6542 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6543 Segher Boessenkool <segher@kernel.crashing.org>
6545 PR target/80125
6546 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
6547 check reg_used_between_p between insn and one of succ or succ2
6548 depending on if succ is artificial insn not inserted into insn
6549 stream.
6551 2017-03-21 Martin Liska <mliska@suse.cz>
6553 PR gcov-profile/80081
6554 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
6555 * doc/gcc.texi: Include gcov-dump stuff.
6556 * doc/gcov-dump.texi: New file.
6558 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
6560 PR rtl-optimization/79150
6561 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
6562 conditional jump, if the jump is the last insn of the loop.
6564 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6565 Richard Biener <rguenth@suse.de>
6567 PR tree-optimization/79908
6568 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6569 been cast away, use force_gimple_operand to construct the side
6570 effects.
6572 2017-03-21 Martin Liska <mliska@suse.cz>
6574 PR libfortran/79956
6575 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
6576 to NULL.
6578 2017-03-21 Brad Spengler <spender@grsecurity.net>
6580 PR plugins/80094
6581 * plugin.c (htab_hash_plugin): New function.
6582 (add_new_plugin): Use it and adjust.
6583 (parse_plugin_arg_opt): Adjust.
6584 (init_one_plugin): Likewise.
6586 2017-03-21 Richard Biener <rguenther@suse.de>
6588 PR tree-optimization/80032
6589 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
6590 if set force the cleanup to happen unconditionally.
6591 (gimplify_target_expr): Push inserted clobbers with force_uncond
6592 to avoid them being removed by control-dependent DCE.
6594 2017-03-21 Richard Biener <rguenther@suse.de>
6596 PR tree-optimization/80122
6597 * tree-inline.c (copy_bb): Do not expans va-arg packs or
6598 va_arg_pack_len when the inlined call stmt requires pack
6599 expansion itself.
6600 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
6602 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6604 PR sanitizer/78158
6605 * tsan.c (instrument_builtin_call): If the memory model argument
6606 is not a constant, assume it is valid.
6608 PR c/67338
6609 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
6610 avoid UB.
6612 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6614 PR rtl-optimization/79910
6615 * combine.c (can_combine_p): Do not allow combining an I0 or I1
6616 if its dest is used by an insn before I2 (other than the combined
6617 insns themselves, which are properly handled already).
6619 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6621 Revert:
6622 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6624 * combine.c (record_used_regs): New static function.
6625 (try_combine): Handle situations where there is an additional
6626 instruction between I2 and I3 which needs to have a LOG_LINK
6627 updated.
6629 Revert:
6630 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6632 * combine.c (try_combine): Delete redundant i1 test. Call
6633 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6635 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6637 PR target/80083
6638 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
6639 alternatives 13/14.
6641 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6643 PR tree-optimization/80054
6644 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
6645 the optimization if a PHI or any of its arguments is not dominated
6646 by the candidate's basis. Use gphi* rather than gimple* as
6647 appropriate.
6648 (replace_profitable_candidates): Clean up a gimple* variable that
6649 should be a gphi* variable.
6651 2017-03-20 Martin Sebor <msebor@redhat.com>
6653 PR c++/52477
6654 * doc/extend.texi (attribute constructor): Document present limitation.
6656 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
6658 PR target/79963
6659 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
6660 __POWER9_VECTOR__ #ifdef control, change template definition to
6661 use Power9-specific built-in function.
6662 (vec_any_eq): Likewise.
6663 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
6664 to control outcomes from this test.
6665 (vector_ae_<mode>p): For VEC_F modes, likewise.
6667 2017-03-20 Ian Lance Taylor <iant@google.com>
6669 * config/i386/i386.c (ix86_function_regparm): Save an extra
6670 register for -fsplit-stack with DECL_STATIC_CHAIN.
6672 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6674 PR target/79912
6675 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
6676 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
6678 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6680 * config/riscv/riscv.c (riscv_print_operand): Use "fence
6681 iorw,ow".
6682 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
6683 iorw,iorw".
6685 2017-03-20 Marek Polacek <polacek@redhat.com>
6687 PR sanitizer/80063
6688 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
6690 2017-03-20 Richard Biener <rguenther@suse.de>
6692 PR tree-optimization/80113
6693 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
6694 allocate extra SSA name for PHI def.
6695 (add_close_phis_to_outer_loops): Likewise.
6696 (add_close_phis_to_merge_points): Likewise.
6697 (copy_loop_close_phi_args): Likewise.
6698 (copy_cond_phi_nodes): Likewise.
6700 2017-03-20 Martin Liska <mliska@suse.cz>
6702 PR middle-end/79753
6703 * tree-chkp.c (chkp_build_returned_bound): Do not build
6704 returned bounds for a LHS that's not a BOUNDED_P type.
6706 2017-03-20 Martin Liska <mliska@suse.cz>
6708 PR target/79769
6709 PR target/79770
6710 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
6711 COMPLEX_CST and VECTOR_CST.
6713 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6715 PR target/78857
6716 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
6717 target operand. A new splitter adds the clobber statement in case
6718 the target operand is dead anyway.
6720 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
6722 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
6723 to age-old versions of binutils and glibc.
6725 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
6727 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
6729 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6731 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
6733 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6735 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
6736 requirement for binutils 2.13.
6738 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6740 * combine.c (try_combine): Delete redundant i1 test. Call
6741 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6743 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
6745 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
6746 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
6747 contents.
6748 <riscv64-*-elf>: Re-arrange section
6749 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
6750 <riscv32-*-linux>: Likewise.
6751 <riscv64-*-elf>: Likewise
6752 <riscv64-*-linux>: Likewise.
6754 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
6756 PR target/80052
6757 * aarch64.opt(verbose-cost-dump): Fix typo.
6759 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
6761 PR target/79951
6762 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
6763 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
6765 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6767 * reload.c (find_reloads): When reloading a nonoffsettable address,
6768 use RELOAD_OTHER for it and its address reloads.
6770 PR rtl-optimization/79910
6771 * combine.c (record_used_regs): New static function.
6772 (try_combine): Handle situations where there is an additional
6773 instruction between I2 and I3 which needs to have a LOG_LINK
6774 updated.
6776 2017-03-17 Jeff Law <law@redhat.com>
6778 PR tree-optimization/71437
6779 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
6780 conditional in the hash table first.
6781 (vrp_dom_walker::before_dom_children): Extract condition from
6782 ASSERT_EXPR. Record condition, its inverion and any implied
6783 conditions as well.
6785 2017-03-17 Marek Polacek <polacek@redhat.com>
6786 Markus Trippelsdorf <markus@trippelsdorf.de>
6788 PR tree-optimization/80079
6789 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
6790 m_stores_head.
6792 2017-03-17 Richard Biener <rguenther@suse.de>
6794 PR middle-end/80075
6795 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
6796 Properly verify the LHS before the RHS possibly claims to be
6797 handled.
6798 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
6799 do not throw.
6801 2017-03-17 Martin Jambor <mjambor@suse.cz>
6803 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
6804 (List of -O2 options): Likewise.
6805 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
6806 (-fipa-vrp) New.
6808 2017-03-17 Tom de Vries <tom@codesourcery.com>
6810 * gcov-dump.c (print_usage): Print bug_report_url.
6812 2017-03-17 Richard Biener <rguenther@suse.de>
6814 PR middle-end/80050
6815 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
6816 (parser::peek): Likewise.
6818 2017-03-17 Richard Biener <rguenther@suse.de>
6820 PR tree-optimization/80048
6821 * sese.c (free_sese_info): Properly release rename_map and
6822 copied_bb_map elements.
6824 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
6826 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
6827 Add linked-list forward and backlinks. Insert on
6828 construction, remove on destruction.
6829 (class pass_store_merging): Add m_stores_head field.
6830 (pass_store_merging::terminate_and_process_all_chains):
6831 Iterate over m_stores_head list.
6832 (pass_store_merging::terminate_all_aliasing_chains):
6833 Likewise.
6834 (pass_store_merging::execute): Check for debug stmts first.
6835 Push new chains onto the m_stores_head stack.
6837 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
6839 PR target/71294
6840 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
6841 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
6842 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
6844 2017-03-16 Jeff Law <law@redhat.com>
6846 PR tree-optimization/71437
6847 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
6848 member function. Implementation moved into after_dom_children
6849 member function and into the threader's thread_outgoing_edges
6850 function.
6851 (dom_opt_dom_walker::after_dom_children): Simplify by moving
6852 some code into new thread_outgoing_edges.
6853 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
6854 definition. Simplify marker handling (do it here). Assume we always
6855 have the available expression and the const/copies tables.
6856 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
6857 and tree-vrp.c
6858 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
6859 * tree-vrp.c (equiv_stack): No longer file scoped.
6860 (vrp_dom_walker): New class.
6861 (vrp_dom_walker::before_dom_children): New member function.
6862 (vrp_dom_walker::after_dom_children): Likewise.
6863 (identify_jump_threads): Setup domwalker. Use it rather than
6864 walking edges in a random order by hand. Simplify setup/finalization.
6865 (finalize_jump_threads): Remove.
6866 (vrp_finalize): Do not call identify_jump_threads here.
6867 (execute_vrp): Do it here instead and call thread_through_all_blocks
6868 here too.
6870 PR tree-optimization/71437
6871 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
6872 callers changed.
6873 (simplify_stmt_for_jump_threading): Add basic_block argument. All
6874 callers changed.
6875 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
6876 (dom_opt_dom_walker::thread_across_edge): Remove
6877 handle_dominating_asserts argument. All callers changed.
6878 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
6879 changes. Remove calls to lhs_of_dominating_assert. Other
6880 uses of handle_dominating_asserts turn into unconditional code
6881 (simplify_control_stmt_condition_1): Likewise.
6882 (simplify_control_stmt_condition): Likewise.
6883 (thread_through_normal_block, thread_across_edge): Likewise.
6884 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
6885 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
6886 object if it is not an SSA_NAME.
6887 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
6888 before calling into the VRP specific simplifiers.
6889 (identify_jump_threads): Remove handle_dominating_asserts
6890 argument.
6892 2017-03-16 Jakub Jelinek <jakub@redhat.com>
6894 PR fortran/79886
6895 * tree-diagnostic.c (default_tree_printer): No longer static.
6896 * tree-diagnostic.h (default_tree_printer): New prototype.
6898 2017-03-16 Tamar Christina <tamar.christina@arm.com>
6900 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
6901 Change ins into fmov.
6903 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6905 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
6906 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
6907 Use h_con constraint for operand 1.
6908 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6909 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
6911 2017-03-15 Jeff Law <law@redhat.com>
6913 PR tree-optimization/71437
6914 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
6915 (record_temporary_equivalences): Use it.
6917 PR tree-optimization/71437
6918 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
6919 tree-ssa-scopedtables.
6920 (lookup_avail_expr, build_and_record_new_cond): Likewise.
6921 (record_conditions, record_cond, vuse_eq): Likewise.
6922 (record_edge_info): Adjust to API tweak of record_conditions.
6923 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
6924 (record_temporary_equivalences, optimize_stmt): Likewise.
6925 (eliminate_redundant_computations): Likewise.
6926 (record_equivalences_from_stmt): Likewise.
6927 * tree-ssa-scopedtables.c: Include options.h and params.h.
6928 (vuse_eq): New function, moved from tree-ssa-dom.c
6929 (build_and_record_new_cond): Likewise.
6930 (record_conditions): Likewise. Accept vector of conditions rather
6931 than edge_equivalence structure for first argument.
6932 for the first argument.
6933 (avail_exprs_stack::lookup_avail_expr): New member function, moved
6934 from tree-ssa-dom.c.
6935 (avail_exprs_stack::record_cond): Likewise.
6936 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
6937 from tree-ssa-dom.c.
6938 (avail_exprs_stack): Add new member functions lookup_avail_expr
6939 and record_cond.
6940 (record_conditions): Declare.
6942 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
6944 PR target/80017
6945 * lra-constraints.c (process_alt_operands): Increase reject for
6946 reloading an input/output operand.
6948 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6950 PR target/79038
6951 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
6952 insns to convert from signed/unsigned char/short to IEEE 128-bit
6953 floating point.
6954 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
6956 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
6958 PR target/80019
6959 * config/i386/i386.c (ix86_vector_duplicate_value): Create
6960 subreg of inner mode for values already in registers.
6962 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
6964 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
6965 iteration reg is used after the loop.
6967 2017-03-14 Martin Sebor <msebor@redhat.com>
6969 PR tree-optimization/79800
6970 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
6971 precision in negative-positive range.
6972 (format_floating): Call non-const overload with adjusted precision.
6974 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6976 PR target/79947
6977 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
6978 -mpowerpc-gfxopt.
6980 2017-03-14 Martin Sebor <msebor@redhat.com>
6982 PR middle-end/80020
6983 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
6984 * builtins.def (aligned_alloc): Use it.
6986 PR c/79936
6987 * Makefile.in (GTFILES): Add calls.c.
6988 * calls.c: Include "gt-calls.h".
6990 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
6992 PR rtl-optimization/79728
6993 * regs.h (struct target_regs): New field
6994 x_contains_allocatable_regs_of_mode.
6995 (contains_allocatable_regs_of_mode): New macro.
6996 * reginfo.c (init_reg_sets_1): Initialize it, and change
6997 contains_reg_of_mode so it includes global regs as well.
6998 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
6999 rather than contains_regs_of_mode.
7001 2017-03-14 Martin Liska <mliska@suse.cz>
7003 * doc/invoke.texi: Document options that can't be combined with
7004 -fcheck-pointer-bounds.
7006 2017-03-14 Martin Liska <mliska@suse.cz>
7008 PR middle-end/79831
7009 * doc/invoke.texi (-Wchkp): Document the option.
7011 2017-03-14 Martin Liska <mliska@suse.cz>
7013 * Makefile.in: Install gcov-dump.
7015 2017-03-14 Martin Liska <mliska@suse.cz>
7017 * multiple_target.c (expand_target_clones): Bail out for
7018 an invalid attribute.
7020 2017-03-14 Richard Biener <rguenther@suse.de>
7022 * alias.c (struct alias_set_entry): Pack properly.
7023 * cfgloop.h (struct loop): Likewise.
7024 * cse.c (struct set): Likewise.
7025 * ipa-utils.c (struct searchc_env): Likewise.
7026 * loop-invariant.c (struct invariant): Likewise.
7027 * lra-remat.c (struct cand): Likewise.
7028 * recog.c (struct change_t): Likewise.
7029 * rtl.h (struct address_info): Likewise.
7030 * symbol-summary.h (function_summary): Likewise.
7031 * tree-loop-distribution.c (struct partition): Likewise.
7032 * tree-object-size.c (struct object_size_info): Likewise.
7033 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
7034 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
7035 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
7036 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
7037 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
7038 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
7039 (struct _stmt_vec_info): Likewise.
7041 2017-03-14 Martin Liska <mliska@suse.cz>
7043 PR target/79892
7044 * multiple_target.c (create_dispatcher_calls): Check that
7045 a target can create a function dispatcher.
7047 2017-03-14 Martin Liska <mliska@suse.cz>
7049 PR lto/66295
7050 * multiple_target.c (expand_target_clones): Drop local.local
7051 flag for default implementation.
7053 2017-03-14 Richard Biener <rguenther@suse.de>
7055 PR tree-optimization/80030
7056 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
7058 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
7060 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
7061 gcc_fallthrough() instead of __attribute__((fallthrough));
7063 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
7065 * doc/gcc.texi: Remove "up" link to (DIR).
7066 * doc/gccint.texi: Ditto.
7068 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
7070 * doc/install.texi (Specific) <avr>: Remove reference to
7071 binutils 2.13.
7073 2017-03-13 Jeff Law <law@redhat.com>
7075 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
7076 attribute rather than comments.
7078 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
7079 match_scratch operand is highest.
7081 2017-03-13 Martin Liska <mliska@suse.cz>
7083 PR middle-end/78339
7084 * ipa-pure-const.c (warn_function_noreturn): If the declarations
7085 is a CHKP clone, use original declaration.
7087 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
7089 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
7090 (arc_conditional_register_usage): Use a different allocation order
7091 when optimizing for size.
7092 * common/config/arc/arc-common.c (arc_option_optimization_table):
7093 Section anchors default on when optimizing for size.
7095 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
7097 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
7099 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
7101 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
7102 * config/arc/arc.md (cpu_facility): Add cd variant.
7103 (*movqi_insn): Add code density variant.
7104 (*movhi_insn): Likewise.
7105 (*movqi_insn): Likewise.
7106 (*addsi3_mixed): Likewise.
7107 (subsi3_insn): Likewise.
7109 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
7111 * config/arc/arc.md (movsi_cond_exec): Update constraint.
7113 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
7115 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
7116 expressions with MINUS and UNARY ops.
7118 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7120 PR target/79911
7121 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
7122 Rename to...
7123 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
7124 between vec_select and vector argument.
7125 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
7126 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
7127 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
7128 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
7129 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
7130 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
7132 2017-03-13 Richard Biener <rguenther@suse.de>
7134 PR other/79991
7135 * params.def (vect-max-peeling-for-alignment): Fix typo.
7137 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
7139 * doc/install.texi (Specific) <mips-*-*>: Remove description of
7140 issue that only occurred with binutils below 2.18.
7142 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
7144 * doc/install.texi (Specific) <cris-axis-elf>: No longer
7145 refer to binutils 2.11/2.12 minimum.
7147 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
7149 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
7150 ftp.kernel.org and simplify binutils requirement.
7152 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
7154 * doc/invoke.texi (Warning Options): Fix spelling of link-time
7155 optimization.
7156 (Optimize Options): Ditto. Also remove redundancy.
7158 2017-03-10 David Malcolm <dmalcolm@redhat.com>
7160 PR translation/79848
7161 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
7162 "%qs".
7163 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
7164 to G_ to avoid double translation.
7166 2017-03-10 David Malcolm <dmalcolm@redhat.com>
7168 PR translation/79923
7169 * auto-profile.c (get_combined_location): Convert leading
7170 character of diagnostics to lower case and remove trailing period.
7171 (read_profile): Likewise for various diagnostics.
7172 * config/arm/arm.c (arm_option_override): Remove trailing period
7173 from various diagnostics.
7174 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
7175 (msp430_expand_delay_cycles): Likewise.
7177 2017-03-10 David Malcolm <dmalcolm@redhat.com>
7179 PR target/79925
7180 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
7181 full command-line argument, rather than just "str".
7182 (aarch64_validate_march): Likewise.
7183 (aarch64_validate_mtune): Likewise.
7185 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
7187 PR rtl-optimization/78911
7188 * lra-assigns.c (must_not_spill_p): New function.
7189 (spill_for): Use it.
7191 2017-03-10 Jakub Jelinek <jakub@redhat.com>
7193 PR tree-optimization/79981
7194 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
7195 ATOMIC_COMPARE_EXCHANGE ifn result.
7196 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
7197 IFN_ATOMIC_COMPARE_EXCHANGE.
7199 2017-03-10 David Malcolm <dmalcolm@redhat.com>
7201 PR driver/79875
7202 * opts.c (parse_sanitizer_options): Add missing question mark to
7203 "did you mean" message.
7205 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7207 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
7208 built-in.
7209 (VMULEUH_UNS): Likewise.
7210 (VMULOUB_UNS): Likewise.
7211 (VMULOUH_UNS): Likewise.
7212 * config/rs6000/rs6000.c (builtin_function_type): Remove
7213 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
7215 2017-03-10 David Malcolm <dmalcolm@redhat.com>
7217 PR bootstrap/79952
7218 * read-rtl-function.c (function_reader::read_rtx_operand): Update
7219 x with result of extra_parsing_for_operand_code_0.
7220 (function_reader::extra_parsing_for_operand_code_0): Convert
7221 return type from void to rtx, returning x. When reading
7222 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
7223 larger size containing struct block_symbol.
7225 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
7227 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
7228 -mfloat128-hardware without -m64.
7230 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
7232 PR target/79941
7233 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
7234 entries to the case statement that marks unsigned arguments to
7235 overloaded functions.
7237 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
7239 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
7240 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
7242 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
7244 PR target/79907
7245 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
7246 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
7248 2017-03-10 Martin Liska <mliska@suse.cz>
7250 PR target/65705
7251 PR target/69804
7252 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
7253 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
7254 FIELD != NULL.
7256 2017-03-10 Olivier Hainque <hainque@adacore.com>
7258 * tree-switch-conversion (array_value_type): Start by resetting
7259 candidate type to it's main variant.
7261 2017-03-10 Jakub Jelinek <jakub@redhat.com>
7263 PR rtl-optimization/79909
7264 * combine.c (try_combine): Use simplify_replace_rtx on individual
7265 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
7266 of the whole CALL_INSN_FUNCTION_USAGE.
7268 PR tree-optimization/79972
7269 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
7270 get_range_info on SSA_NAMEs. Formatting fixes.
7272 2017-03-10 Richard Biener <rguenther@suse.de>
7273 Jakub Jelinek <jakub@redhat.com>
7275 PR tree-optimization/77975
7276 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
7277 edge to be constant.
7278 (get_val_for): For constant x return it. Formatting fix.
7279 (loop_niter_by_eval): Avoid pointless looping if the next iteration
7280 would use the same bases as the current one.
7282 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7284 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
7285 instead of vec_select for V1TImode.
7286 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
7287 longer needed.
7288 (VSX_LE_128): Add V1TI to this mode iterator.
7289 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
7290 (*vsx_le_perm_store_<mode>): Likewise.
7291 (pre-reload splitter for VSX stores): Likewise.
7292 (post-reload splitter for VSX stores): Likewise.
7293 (*vsx_xxpermdi2_le_<mode>): Likewise.
7294 (*vsx_lxvd2x2_le_<mode>): Likewise.
7295 (*vsx_stxvd2x2_le_<mode>): Likewise.
7297 2017-03-09 Michael Eager <eager@eagercon.com>
7299 Correct failures with --enable-checking=yes,rtl.
7301 * config/microblaze/microblaze.c (microblaze_expand_shift):
7302 Replace GET_CODE test with CONST_INT_P and INTVAL test with
7303 test for const0_rtx.
7304 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
7305 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
7307 2017-03-09 Richard Biener <rguenther@suse.de>
7309 PR tree-optimization/79977
7310 * graphite-scop-detection.c (scop_detection::merge_sese):
7311 Handle the case of extra exits to blocks dominating the entry.
7313 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
7315 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
7316 Document rdynamic.
7318 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
7320 PR rtl-optimization/79949
7321 * lra-constraints.c (process_alt_operands): Check memory when
7322 trying to predict a cycle. Print about the overall increase.
7324 2017-03-09 Richard Biener <rguenther@suse.de>
7326 PR middle-end/79971
7327 * gimple-expr.c (useless_type_conversion_p): Preserve
7328 TYPE_SATURATING for fixed-point types.
7330 2017-03-09 Richard Biener <rguenther@suse.de>
7332 PR ipa/79970
7333 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
7334 alignment of BLKmode params.
7336 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7338 PR target/79913
7339 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
7340 (VALL_NO_V2Q): Likewise.
7341 (VDQF_DF): Delete.
7342 * config/aarch64/aarch64-simd.md
7343 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
7344 iterator.
7345 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
7346 VALL_NO_V2Q mode iterator.
7347 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
7349 2017-03-09 Martin Liska <mliska@suse.cz>
7351 PR tree-optimization/79631
7352 * tree-chkp-opt.c (chkp_is_constant_addr): Call
7353 tree_int_cst_sign_bit just for INTEGER constants.
7355 2017-03-09 Martin Liska <mliska@suse.cz>
7357 PR target/65705
7358 PR target/69804
7359 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
7360 sanitizers.
7362 2017-03-09 Marek Polacek <polacek@redhat.com>
7364 PR c++/79672
7365 * tree.c (inchash::add_expr): Handle TREE_VEC.
7367 2017-03-09 Martin Liska <mliska@suse.cz>
7369 PR ipa/79764
7370 (chkp_narrow_size_and_offset): New function.
7371 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
7372 (void chkp_parse_bit_field_ref): New function.
7373 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
7374 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
7376 2017-03-09 Martin Liska <mliska@suse.cz>
7378 PR ipa/79761
7379 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
7380 (chkp_find_bounds_1): Remove gcc_unreachable.
7382 2017-03-09 Jakub Jelinek <jakub@redhat.com>
7384 PR sanitizer/79944
7385 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
7386 BUILT_IN_SYNC*, determine the access type from the size suffix and
7387 always build a MEM_REF with that type. Handle forgotten
7388 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
7390 PR target/79932
7391 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
7392 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
7393 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
7394 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
7395 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
7396 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
7397 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
7398 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
7399 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
7400 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
7401 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
7402 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
7403 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
7404 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
7405 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
7406 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
7407 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
7408 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
7409 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
7410 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
7411 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
7412 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
7413 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
7414 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
7415 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
7416 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
7417 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
7418 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
7419 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
7420 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
7421 definitions outside of __OPTIMIZE__ guarded section.
7423 PR target/79932
7424 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
7425 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
7426 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
7427 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
7428 guarded section.
7430 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7432 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
7433 ("vfenez<mode>"): Add missing constraints.
7435 2017-03-08 Martin Sebor <msebor@redhat.com>
7437 PR target/79928
7438 * config/nds32/nds32.c (nds32_option_override):
7439 Fix misspelled diagnostic.
7441 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7443 PR c/79940
7444 * gimplify.c (gimplify_omp_for): Replace index var in outer
7445 taskloop statement with an artificial variable and add
7446 OMP_CLAUSE_PRIVATE clause for it.
7448 2017-03-08 Richard Biener <rguenther@suse.de>
7450 PR tree-optimization/79955
7451 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
7452 for accesses that are completely outside of the variable.
7454 2017-03-08 Andrew Haley <aph@redhat.com>
7456 PR tree-optimization/79943
7457 * tree-ssa-loop-split.c (compute_new_first_bound): When
7458 calculating the new upper bound, (END-BEG) should be added, not
7459 subtracted.
7461 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7463 * config/avr/avr.md (setmemhi): Make sure match_dup
7464 operand number comes before match_scratch.
7466 2017-03-08 Richard Biener <rguenther@suse.de>
7468 PR tree-optimization/79920
7469 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
7470 with ncopies == 1 to ...
7471 (vect_transform_slp_perm_load): ... here. Properly compute
7472 all element loads by iterating VF times over the group. Do
7473 not handle ncopies (computed in a broken way) in
7474 vect_create_mask_and_perm.
7476 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7478 PR sanitizer/79904
7479 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
7480 is a uniform vector, use uniform_vector_p return value instead of
7481 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
7483 2017-03-07 Marek Polacek <polacek@redhat.com>
7485 PR middle-end/79809
7486 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
7487 (alloca_call_type): Likewise.
7489 2017-03-07 Martin Liska <mliska@suse.cz>
7491 * gcov.c (process_args): Put comment to correct location.
7493 2017-03-07 Martin Liska <mliska@suse.cz>
7495 PR middle-end/68270
7496 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
7497 Use array_at_struct_end_p instead of DECL_CHAIN (field).
7498 (chkp_narrow_bounds_for_field): Likewise.
7499 (chkp_parse_array_and_component_ref): Pass one more argument to
7500 call.
7502 2017-03-07 Richard Biener <rguenther@suse.de>
7504 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
7505 preheaders.
7507 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
7509 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
7510 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
7512 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7514 PR c/79855
7515 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
7516 to end of description.
7517 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7519 2017-03-07 Jakub Jelinek <jakub@redhat.com>
7521 PR rtl-optimization/79901
7522 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
7523 ...
7524 (*avx512f_<code><mode>3<mask_name>): ... this.
7525 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
7526 iterator instead of VI8_AVX2_AVX512BW.
7528 PR rtl-optimization/79901
7529 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
7530 min/max expander, expand it using expand_vec_cond_expr.
7532 PR sanitizer/79897
7533 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
7534 temporary.
7536 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7538 PR c++/79821
7539 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
7540 to void * for PCH reasons.
7541 * dwarf2out.c (output_loc_operands, output_die): Cast
7542 v.val_vec.array to unsigned char *.
7544 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
7546 PR target/77850
7547 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
7548 vector types.
7550 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
7552 PR rtl-optimization/79571
7553 * lra-constraints.c (process_alt_operands): Calculate static
7554 reject and subtract it from overall when only addresses will be
7555 reloaded.
7557 2017-03-06 Julia Koval <julia.koval@intel.com>
7559 PR target/79793
7560 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
7561 incoming stack boundary to 128 for 64-bit targets.
7563 2017-03-06 Richard Biener <rguenther@suse.de>
7565 PR tree-optimization/79894
7566 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
7567 to NULL after folding it.
7569 2017-03-06 Richard Biener <rguenther@suse.de>
7571 PR tree-optimization/79824
7572 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
7573 check disabling peeling for gaps.
7575 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
7577 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
7578 attributes): Document gettimeofday.
7580 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7582 * config/s390/s390.c (s390_option_override_internal): Set
7583 PARAM_MIN_VECT_LOOP_BOUND
7585 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7587 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
7588 * config/s390/s390.md: Likewise.
7590 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7592 PR target/79812
7593 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
7594 (<avx2_avx512>_perm<mode>): Rename to ...
7595 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
7596 of VI8F_256_512.
7597 (<avx512>_perm<mode>_mask): Rename to ...
7598 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
7599 of VI8F_256_512.
7600 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
7601 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
7602 instead of VI8F_256_512.
7603 (avx512f_perm<mode>): New define_expand.
7604 (avx512f_perm<mode>_mask): Likewise.
7605 (avx512f_perm<mode>_1<mask_name>): New define_insn.
7606 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
7608 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7610 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
7611 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
7612 if_then_else.
7613 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
7615 2017-03-06 Martin Liska <mliska@suse.cz>
7617 PR sanitize/79783
7618 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
7619 when having a SSA NAME w/o VAR_DECL assigned to it.
7621 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7623 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
7624 msa_dpsub_<su>_d): Fix MODE for vec_select.
7626 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7628 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
7629 argument.
7630 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
7632 2017-03-06 Richard Biener <rguenther@suse.de>
7634 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
7635 * plugin.c (register_plugin_info): Likewise.
7636 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
7638 2017-03-05 Jakub Jelinek <jakub@redhat.com>
7640 * config/i386/sse.md (sse_storehps, sse_storelps,
7641 avx_<castmode><avxsizesuffix>_<castmode>,
7642 avx512f_<castmode><avxsizesuffix>_<castmode>,
7643 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
7644 in condition that at least one operand is not a MEM.
7646 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7648 PR middle-end/79805
7649 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
7650 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
7651 ECF_NOTHROW.
7652 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
7653 gimple_call_nothrow_p flag based on whether original builtin can throw.
7654 If it can, emit following stmts on the fallthrough edge.
7655 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
7656 don't create new bb if inserting just debug stmts on the edge, try to
7657 insert them on the fallthru bb or just reset debug stmts.
7659 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
7661 PR target/43763
7662 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
7663 restore recog_data (including the operand rtxes inside it) around
7664 the call to get_insn_template.
7666 2017-03-03 Martin Sebor <msebor@redhat.com>
7668 PR tree-optimization/79699
7669 * context.c (context::~context): Free MPFR caches to avoid
7670 a memory leak on program exit.
7672 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7674 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
7675 Use wide_int::ulow () instead of .elt (0).
7677 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7679 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
7680 (*pushxf): Limit oF constraint to 32bit targets and add oC
7681 constraint for 64bit targets.
7682 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
7683 (*pushdf): Change rmF constraint to rmC.
7685 2017-03-03 Martin Liska <mliska@suse.cz>
7687 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
7688 Remove unused variable.
7690 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7692 PR target/79807
7693 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
7694 is a memory operand, increase num_memory.
7695 (ix86_expand_args_builtin): Likewise.
7697 2017-03-03 Jan Hubicka <jh@suse.cz>
7699 PR lto/79760
7700 * ipa-devirt.c (maybe_record_node): Properly handle
7701 __cxa_pure_virtual visibility.
7703 2017-03-03 Martin Liska <mliska@suse.cz>
7705 PR tree-optimization/79803
7706 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
7707 assert.
7708 (pass_loop_prefetch::execute): Disabled optimization if an
7709 assumption about L1 cache size is not met.
7711 2017-03-03 Martin Liska <mliska@suse.cz>
7713 PR rtl-optimization/79574
7714 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
7715 (hash_scan_set): Likewise.
7716 (dump_hash_table): Likewise.
7717 (hoist_code): Likewise.
7719 2017-03-03 Richard Biener <rguenther@suse.de>
7721 * fixed-value.c (fixed_from_string): Restore use of elt (1)
7722 in place of uhigh ().
7723 (fixed_convert_from_real): Likewise.
7725 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7727 PR target/79514
7728 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
7730 2017-03-03 Richard Biener <rguenther@suse.de>
7732 PR middle-end/79818
7733 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
7734 TYPE_OVERFLOW_UNDEFINED check.
7736 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7738 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
7739 numbers.
7740 (vector_ae_<mode>_p): Likewise.
7741 (vector_nez_<mode>_p): Likewise.
7742 (vector_ne_v2di_p): Likewise.
7743 (vector_ae_v2di_p): Likewise.
7744 (vector_ne_<mode>_p): Likewise.
7745 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
7746 numbers.
7747 (vsx_tsqrt<mode>2_fe): Likewise.
7749 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
7751 PR target/79514
7752 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
7754 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7756 PR rtl-optimization/79780
7757 * cprop.c (one_cprop_pass): When second and further conditional trap
7758 in a single basic block is turned into an unconditional trap, turn it
7759 into a deleted note to avoid RTL verification failures.
7761 2017-03-02 Richard Biener <rguenther@suse.de>
7763 * fold-const.c (const_binop): Use ulow () instead of elt (0).
7765 2017-03-02 Richard Biener <rguenther@suse.de>
7767 PR tree-optimization/79345
7768 PR c++/42000
7769 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
7770 param and abort the walk, returning -1 if it is hit.
7771 (walk_aliased_vdefs): Take a limit param and pass it on.
7772 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
7773 defaulting to 0 and return a signed int.
7774 * tree-ssa-uninit.c (struct check_defs_data): New struct.
7775 (check_defs): New helper.
7776 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
7777 about uninitialized memory.
7778 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
7779 bogus uninitialized warning.
7780 (fixed_convert_from_real): Likewise.
7782 2017-03-02 Bin Cheng <bin.cheng@arm.com>
7784 PR tree-optimization/66768
7785 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
7786 iv_use if base object can't be determined.
7788 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7790 PR tree-optimization/79345
7791 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
7792 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
7793 (get_pattern_stats): Initialize it.
7794 * genemit.c (gen_expand): Verify match_scratch numbers come after
7795 match_operand/match_dup numbers.
7796 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
7797 match_scratch numbers.
7798 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
7799 Likewise.
7800 * config/s390/s390.md (trunctdsd2): Likewise.
7802 2017-03-02 Richard Biener <rguenther@suse.de>
7804 * wide-int.h (wide_int_storage::operator=): Implement in terms
7805 of wi::copy.
7807 2017-03-02 Richard Biener <rguenther@suse.de>
7809 PR tree-optimization/79777
7810 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
7811 the to insert expression to sth existing.
7813 2017-03-01 Martin Sebor <msebor@redhat.com>
7815 PR middle-end/79692
7816 * gimple-ssa-sprintf.c
7817 (directive::known_width_and_precision): New function.
7818 (format_integer): Use it.
7819 (get_mpfr_format_length): Consider the full range of precision
7820 when computing %g output with the # flag. Set the likely byte
7821 count to 3 rather than 1 when precision is indeterminate.
7822 (format_floating): Correct the lower bound of precision.
7824 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7826 * doc/invoke.texi: Document default code model for 64-bit Linux.
7828 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7830 PR target/79752
7831 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
7832 udiv rather than div since input pattern is unsigned.
7834 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
7836 * config/i386/i386.c (print_reg): Warn for values of
7837 unsupported size in integer register.
7839 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7841 PR target/79439
7842 * config/rs6000/predicates.md (current_file_function_operand): Do
7843 not allow self calls to be local if the function is replaceable.
7845 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7847 PR target/79395
7848 * config/rs6000/altivec.h (vec_ctz and others): Change the
7849 preprocessor macro that controls conditional compilation from
7850 _ARCH_PWR9 to __POWER9_VECTOR__.
7851 (vec_all_ne): Change parameterization of __altivec_scalar_pred
7852 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
7853 control (instead of _ARCH_PWR9 control) so that template
7854 definition uses power9-specific function.
7855 (vec_any_eq): Likewise.
7856 (vec_all_ne): Change macro definition to use a power9-specific
7857 expansion under #ifdef __POWER9_VECTOR__ control (instead of
7858 _ARCH_PWR9 control).
7859 (vec_any_eq) Likewise.
7860 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
7861 expansion for CMPNEF to remove support for xvcmpnesp instruction.
7862 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
7863 support for xvcmpnedp instruction.
7864 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
7865 macro expansion so that Power9 implementation of vec_all_ne does
7866 not use the AltiVec predicate framework.
7867 (VCMPNEH_P): Likewise.
7868 (VCMPNEW_P): Likewise.
7869 (VCMPNED_P): Likewise.
7870 (VCMPNEFP_P): Likewise.
7871 (VCMPNEDP_P): Likewise.
7872 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
7873 implementation of vec_any_eq to not use AltiVec predicate
7874 framework.
7875 (VCMPAEH_P): Likewise.
7876 (VCMPAEW_P): Likewise.
7877 (VCMPAED_P): Likewise.
7878 (VCMPAEFP_P): Likewise.
7879 (VCMPAEDP_P): Likewise.
7880 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
7881 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
7882 not use the AltiVec predicate framework.
7883 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
7884 of vec_any_eq to not use AltiVec predicate framework.
7885 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7886 support for predefined __POWER9_VECTOR__ macro to indicate that
7887 Power9 instruction selection is enabled.
7888 (altivec_overloaded_builtins): Remove extraneous
7889 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
7890 function argument types RS6000_BTI_bool_V16QI and
7891 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
7892 entry for overloaded function argument types RS6000_BTI_bool_V4SI
7893 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
7894 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
7895 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
7896 Power9 for implementations of vec_cmpne. Change the signature for
7897 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
7898 (representing vec_all_ne) to remove the previously described first
7899 argument of type RS6000_BTI_INTSI, as this was an artifact of
7900 reliance on the AltiVec predicate framework, which is no longer
7901 used in the implementation of these functions. Add
7902 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
7903 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
7904 since, unlike the AltiVec predicate framework implementation, we
7905 do not share function descriptors between vec_alle and vec_anyeq.
7906 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
7907 set of modes that receive special treatment even when
7908 TARGET_P9_VECTOR is true. The special treatment emits code that
7909 does not depend on Power9 instructions.
7910 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
7911 define_expand to not rely on AltiVec predicate framework.
7912 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7913 function.
7914 (vector_ne_v2di_p): Change this define_expand to not rely on
7915 AltiVec predicate framework.
7916 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
7917 function.
7918 (vector_ne_<mode>_p): Change this define_expand to not rely on
7919 AltiVec predicate framework.
7920 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7921 function.
7922 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
7923 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
7924 define_insn pattern.
7925 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
7926 define_insn pattern because the xvcmpne<VSs>. instruction is not
7927 supported.
7928 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
7929 instruction is not supported.
7931 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7933 * config/nvptx/nvptx.c: Include intl.h.
7935 2017-03-01 Martin Jambor <mjambor@suse.cz>
7937 PR lto/78140
7938 * ipa-prop.h (ipa_bits): Removed field known.
7939 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
7940 to pointers. Adjusted their comments to warn about their sharing.
7941 (ipcp_transformation_summary): Change bits to a vector of pointers.
7942 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
7943 (ipa_get_ipa_bits_for_value): Declare.
7944 * tree-vrp.h (value_range): Mark as GTY((for_user)).
7945 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
7946 (ipa_bits_hash_table): Likewise.
7947 (ipa_vr_ggc_hash_traits): Likewise.
7948 (ipa_vr_hash_table): Likewise.
7949 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
7950 being pointers and vr_known being removed.
7951 (ipa_set_jf_unknown): Likewise.
7952 (ipa_get_ipa_bits_for_value): New function.
7953 (ipa_set_jfunc_bits): Likewise.
7954 (ipa_get_value_range): New overloaded functions.
7955 (ipa_set_jfunc_vr): Likewise.
7956 (ipa_compute_jump_functions_for_edge): Use the above functions to
7957 construct bits and vr parts of jump functions.
7958 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
7959 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7960 exist.
7961 (ipcp_grow_transformations_if_necessary): Also allocate
7962 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7963 exist.
7964 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
7965 them. Fix too long lines.
7966 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
7967 vr_known being removed.
7968 (ipa_read_jump_function): Use new setter functions to construct bits
7969 and vr parts of jump functions or set them to NULL.
7970 (write_ipcp_transformation_info): Adjust for bits being pointers.
7971 (read_ipcp_transformation_info): Likewise.
7972 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
7973 space.
7974 Include gt-ipa-prop.h.
7975 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
7976 being pointers.
7977 (ipcp_store_bits_results): Likewise.
7978 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
7979 Do not write to existing jump functions but use a temporary instead.
7981 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7983 PR c++/79681
7984 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
7985 attempt to use its first operand as BIT_FIELD_REF base.
7987 2017-03-01 Richard Biener <rguenther@suse.de>
7989 PR middle-end/79721
7990 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
7991 interpolating formula in wrapping arithmetic.
7992 (chrec_apply): Convert chrec_evaluate return value to wanted type.
7994 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7996 PR tree-optimization/79734
7997 * tree-vect-generic.c (expand_vector_condition): Optimize
7998 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
7999 Handle VEC_COND_EXPR where comparison has different inner width from
8000 type's inner width.
8002 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
8004 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
8005 markup, and similar issues. Remove @opindex entries for things
8006 that aren't options. Add missing -mmpy-option entries.
8008 2017-02-28 Jakub Jelinek <jakub@redhat.com>
8010 PR tree-optimization/79737
8011 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
8012 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
8013 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
8014 instead of byte_size. Formatting fix.
8015 (shift_bytes_in_array_right): Formatting fix.
8017 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
8019 PR target/79749
8020 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
8021 condition on optimize for the leaf function test.
8023 2017-02-28 Martin Liska <mliska@suse.cz>
8025 PR lto/79625
8026 * read-rtl-function.c (function_reader::handle_unknown_directive):
8027 Bail out when one uses -flto.
8029 2017-02-28 Martin Liska <mliska@suse.cz>
8031 * common.opt: Replace space with tabular for options of <number>
8032 type.
8033 * config/i386/i386.opt: Show <number> value for
8034 -mlarge-data-threshold.
8035 * opts.c (print_filtered_help): Do not display number in hexadecimal
8036 format.
8038 2017-02-28 Martin Liska <mliska@suse.cz>
8040 * common.opt: Fix --help=option -Q for options which are of
8041 an enum type.
8043 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
8045 * config/i386/i386.c (print_reg): Error out for values
8046 of 8-bit size in invalid integer register.
8048 2017-02-28 Martin Sebor <msebor@redhat.com>
8050 PR tree-optimization/79691
8051 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
8053 2017-02-28 Jakub Jelinek <jakub@redhat.com>
8055 PR target/79729
8056 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
8057 gcc_unreachable with output_operand_lossage.
8059 2017-02-28 Richard Biener <rguenther@suse.de>
8061 PR tree-optimization/79740
8062 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
8063 inserts.
8064 (visit_nary_op): Insert the nary into the hashtable if we
8065 pattern-matched sth.
8066 * tree-ssa-pre.c (eliminate_insert): Robustify.
8068 2017-02-28 Richard Biener <rguenther@suse.de>
8070 PR middle-end/79731
8071 * fold-const.c (decode_field_reference): Reject out-of-bound
8072 accesses.
8074 2017-02-28 Jakub Jelinek <jakub@redhat.com>
8076 * config/i386/i386.c: Include intl.h.
8077 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
8078 instead of just cond ? "..." : "...".
8079 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
8080 * coverage.c (read_counts_file): Likewise.
8081 * omp-offload.c: Include intl.h.
8082 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
8083 of just cond ? "..." : "...".
8084 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
8085 of just cond ? "..." : "...".
8087 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
8089 PR target/79742
8090 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
8091 entry, if present.
8092 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
8093 'tune for' CPU name.
8094 * config/arm/arm-cpu-data.h: Regenerated.
8096 2017-02-28 Richard Biener <rguenther@suse.de>
8098 PR tree-optimization/79732
8099 * tree-inline.c (expand_call_inline): Do not shadow var.
8101 2017-02-28 Richard Biener <rguenther@suse.de>
8103 PR tree-optimization/79723
8104 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
8105 address-space properly.
8107 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
8109 * doc/optinfo.texi (Optimization groups): Fix option used for
8110 OPTGROUP_ALL.
8111 * doc/invoke.texi (-fopt-info): Document "omp".
8112 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
8113 (OPTGROUP_ALL): Add OPTGROUP_OMP.
8114 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
8115 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
8116 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
8118 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
8119 all users.
8120 * dumpfile.c (optgroup_options): Instead of "openmp", associate
8121 OPTGROUP_OMP with "omp".
8123 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
8125 PR target/79544
8126 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
8127 for arithmetic shift of unsigned V2DI.
8129 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
8131 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
8132 arc/linux.h headers.
8133 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
8134 (LINK_SPEC): Likewise.
8135 (ARC_TLS_EXTRA_START_SPEC): Likewise.
8136 (EXTRA_SPECS): Likewise.
8137 (STARTFILE_SPEC): Likewise.
8138 (ENDFILE_SPEC): Likewise.
8139 (LIB_SPEC): Likewise.
8140 (TARGET_SDATA_DEFAULT): Likewise.
8141 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
8142 (MULTILIB_DEFAULTS): Likewise.
8143 (DWARF2_UNWIND_INFO): Likewise.
8144 * config/arc/big.h: New file.
8145 * config/arc/elf.h: Likewise.
8146 * config/arc/linux.h: Likewise.
8147 * config/arc/t-uClibc: Remove.
8149 2017-02-27 Bin Cheng <bin.cheng@arm.com>
8151 PR tree-optimization/77536
8152 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
8153 (tree_transform_and_unroll_loop): Use above function to compute the
8154 estimated niter of unrolled loop and use it when scaling profile.
8155 Also use count info rather than frequency if it's non-zero.
8156 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
8157 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
8158 (vect_transform_loop): Call above function.
8160 2017-02-27 Richard Biener <rguenther@suse.de>
8162 PR tree-optimization/45397
8163 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
8164 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
8165 (visit_nary_op): Add pattern matching for CSEing sign-changed
8166 or truncated operations with wider ones.
8168 2017-02-27 Richard Biener <rguenther@suse.de>
8170 PR tree-optimization/79690
8171 * tree-vect-stmts.c (vectorizable_store): Use vector type
8172 built from the DR with address-space.
8174 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
8176 * doc/invoke.texi (Optimize Options): Refine the description
8177 of asan-use-after-return.
8179 2017-02-25 Alan Modra <amodra@gmail.com>
8181 PR rtl-optimization/79584
8182 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
8183 base, not ad->base_term, the reg within base. Remove assertion
8184 that ad->base == ad->base_term. Replace gen_int_mode using
8185 bogus mode with const0_rtx.
8187 2017-02-25 Jakub Jelinek <jakub@redhat.com>
8189 PR middle-end/79396
8190 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
8191 FMA_EXPR like tcc_binary or tcc_unary.
8193 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
8195 PR debug/77589
8196 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
8197 bitfield.
8198 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
8199 (output_loc_operands): Handle DW_OP_call_ref and
8200 DW_OP_GNU_variable_value.
8201 (struct variable_value_struct): New type.
8202 (struct variable_value_hasher): Likewise.
8203 (variable_value_hash): New variable.
8204 (string_types): Remove.
8205 (copy_loc_descr): New function.
8206 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
8207 (prepend_loc_descr_to_each): New function.
8208 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
8209 instead of add_loc_descr_to_each if the first argument is single
8210 location list and the second has multiple.
8211 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
8212 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
8213 when looking for variable value which doesn't have other location info.
8214 (loc_list_from_tree): Formatting fix.
8215 (gen_array_type_die): Simplify DW_AT_string_length handling.
8216 (adjust_string_types): Remove.
8217 (gen_subprogram_die): Don't call adjust_string_types nor test/set
8218 string_types. Call resolve_variable_values.
8219 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
8220 (resolve_addr_in_expr): Likewise. Add A argument.
8221 (copy_deref_exprloc): Remove deref argument. Adjust for the
8222 original expression being DW_OP_GNU_variable_value with optionally
8223 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
8224 optionally after it.
8225 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
8226 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
8227 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
8228 (variable_value_hasher::hash, variable_value_hasher::equal): New
8229 methods.
8230 (resolve_variable_value_in_expr, resolve_variable_value,
8231 resolve_variable_values, note_variable_value_in_expr,
8232 note_variable_value): New functions.
8233 (dwarf2out_early_finish): Call note_variable_value on all toplevel
8234 DIEs.
8236 2017-02-24 Jakub Jelinek <jakub@redhat.com>
8238 PR c/79677
8239 * opts.h (handle_generated_option): Add GENERATED_P argument.
8240 * opts-common.c (handle_option): Adjust function comment.
8241 (handle_generated_option): Add GENERATED_P argument, pass it to
8242 handle_option.
8243 (control_warning_option): Pass false to handle_generated_option
8244 GENERATED_P.
8245 * opts.c (maybe_default_option): Pass true to handle_generated_option
8246 GENERATED_P.
8247 * optc-gen.awk: Likewise.
8249 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8251 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
8252 a REG, look at the REG it is a SUBREG of.
8253 (splitter for cmpeqsi_t): Ditto.
8255 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8257 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
8258 the special USEs with the pattern of the insn, not the insn itself.
8260 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
8262 PR target/79473
8263 * doc/invoke.texi: Document -mload-store-pairs.
8265 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8266 Sandra Loosemore <sandra@codesourcery.com>
8268 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
8269 argument isn't a CONST_INT.
8270 (nios2_alternate_compare_const): Assert op is a CONST_INT.
8271 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
8272 (nios2_validate_compare): Bypass alternate compare logic if *op2
8273 is not a CONST_INT.
8274 (ldstwm_operation_p): Return false if first_base is not a REG or
8275 if first_offset is not a CONST_INT.
8277 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8279 * config/cris/cris.md: Use correct operand in a define_peephole2.
8281 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8283 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
8285 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8287 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
8288 this_insn if it is an INSN or JUMP_INSN.
8289 (force_offsettable): Look at base, not at addr.
8290 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
8291 on things that aren't necessarily CONST_INTs.
8293 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
8295 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
8296 -mfpmath=sse is the default also for x86-32 targets with SSE2
8297 instruction set when @option{-ffast-math} is enabled
8299 2017-02-24 Jeff Law <law@redhat.com>
8301 PR rtl-optimizatoin/79286
8302 * ira.c (update_equiv_regs): Drop may_trap_p exception to
8303 dominance test.
8305 2017-02-24 Richard Biener <rguenther@suse.de>
8307 PR tree-optimization/79389
8308 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
8309 debug insns.
8311 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
8313 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
8314 function comment to reflect reality.
8315 (loop_exits_before_overflow): Fix typo in function description.
8317 2017-02-24 Richard Biener <rguenther@suse.de>
8319 PR tree-optimization/79389
8320 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
8321 properly that a threading opportunity exists. Detect conditional
8322 copy/constant propagation opportunities.
8324 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
8326 * config/visium/visium.md (type): Add trap.
8327 (b): New mode attribute.
8328 (*btst): Rename into...
8329 (*btst<mode>): ...this and adjust.
8330 (*cbranchsi4_btst_insn): Rename into...
8331 (*cbranch<mode>4_btst_insn): ...this and adjust.
8332 (trap): New define_insn.
8334 2017-02-23 Jakub Jelinek <jakub@redhat.com>
8336 PR tree-optimization/79389
8337 * ifcvt.c (struct noce_if_info): Add rev_cond field.
8338 (noce_reversed_cond_code): New function.
8339 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
8340 reversed_comparison_code. Formatting fix.
8341 (noce_try_store_flag): Test rev_cond != NULL in addition to
8342 reversed_comparison_code.
8343 (noce_try_store_flag_constants): Likewise.
8344 (noce_try_store_flag_mask): Likewise.
8345 (noce_try_addcc): Use rev_cond if non-NULL instead of
8346 reversed_comparison_code.
8347 (noce_try_cmove_arith): Likewise. Formatting fixes.
8348 (noce_try_minmax, noce_try_abs): Clear rev_cond.
8349 (noce_find_if_block): Initialize rev_cond.
8350 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
8351 instead of false as last argument never attempt to reverse it
8352 afterwards.
8354 2017-02-23 Bin Cheng <bin.cheng@arm.com>
8356 PR tree-optimization/79663
8357 * tree-predcom.c (combine_chains): Process refs in reverse order
8358 only for ZERO length chains, and add explaining comment.
8360 2017-02-23 Jeff Law <law@redhat.com>
8362 PR tree-optimization/79578
8363 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
8364 in call to operand_equal_p.
8366 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
8368 PR target/71017
8369 * config/i386/cpuid.h: Fix another undefined behavior.
8371 2017-02-23 Richard Biener <rguenther@suse.de>
8373 PR tree-optimization/79683
8374 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
8375 vector types for data-refs.
8377 2017-02-23 Martin Liska <mliska@suse.cz>
8379 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
8381 2017-02-23 Jakub Jelinek <jakub@redhat.com>
8383 PR middle-end/79665
8384 * internal-fn.c (get_range_pos_neg): Moved to ...
8385 * tree.c (get_range_pos_neg): ... here. No longer static.
8386 * tree.h (get_range_pos_neg): New prototype.
8387 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
8388 are known to be in between 0 and signed maximum inclusive, try to
8389 expand both unsigned and signed divmod and use the cheaper one from
8390 those.
8392 2017-02-22 Jeff Law <law@redhat.com>
8394 PR tree-optimization/79578
8395 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
8396 to compare base operands.
8398 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
8400 PR target/79211
8401 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
8402 gpc_reg_operand instead of fpr_reg_operand.
8404 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
8406 * config/mips/mips.c (mips_return_in_memory): Force FP
8407 vector types to be returned in memory for o32 ABI.
8409 2017-02-22 Jakub Jelinek <jakub@redhat.com>
8411 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
8412 instead of DW_TAG_member for static data member declarations and don't
8413 set no_linkage_name for static inline data members.
8414 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
8415 to DW_TAG_member.
8417 2017-02-22 Martin Liska <mliska@suse.cz>
8419 * doc/invoke.texi: Replace inequality signs with square brackets
8420 for -Wnormalized.
8422 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8424 PR tree-optimization/68644
8425 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
8427 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
8429 PR target/78660
8430 * lra-constraints.c (simplify_operand_subreg): Handle
8431 WORD_REGISTER_OPERATIONS targets.
8433 2017-02-22 Jakub Jelinek <jakub@redhat.com>
8435 PR target/70465
8436 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
8437 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
8438 elimination by swapping fld*.
8440 2017-02-22 Richard Biener <rguenther@suse.de>
8442 PR tree-optimization/79673
8443 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
8444 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
8445 irrelevant address-space qualifiers and avoiding a
8446 ADDR_SPACE_CONVERT_EXPR from fold_convert.
8448 2017-02-22 Richard Biener <rguenther@suse.de>
8450 PR tree-optimization/79666
8451 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
8452 to not symbolically negate if that may introduce undefined
8453 overflow.
8455 2017-02-22 Martin Liska <mliska@suse.cz>
8457 PR lto/79587
8458 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
8459 * data-streamer-out.c (streamer_write_gcov_count_stream):
8460 Likewise.
8461 * value-prof.c (stream_out_histogram_value): Make assert more
8462 precise based on type of counter.
8464 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
8466 PR target/79593
8467 * config/i386/i386.md (standard_x87sse_constant_load splitter):
8468 Use nonimmediate_operand instead of memory_operand for operand 1.
8469 (float-extend standard_x87sse_constant_load splitter): Ditto.
8471 2017-02-21 Jeff Law <law@redhat.com>
8473 PR tree-optimization/79621
8474 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
8475 blocks with edges to themselves.
8477 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8479 PR target/79633
8480 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
8481 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
8482 Use gimple_call_builtin_p.
8484 PR target/79570
8485 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
8486 on temporarily removed DEBUG_INSNs.
8488 PR tree-optimization/79649
8489 * tree-loop-distribution.c (classify_partition): Give up on
8490 non-generic address space loads/stores.
8492 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
8494 * doc/loop.texi (Loop manipulation): Remove nonexistent
8495 tree_ssa_loop_version from the documentation.
8496 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
8498 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8500 PR target/79494
8501 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
8502 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
8503 * config/rs6000/rs6000.c: Include except.h.
8504 (rs6000_expand_split_stack_prologue): Call
8505 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
8507 2017-02-21 Martin Jambor <mjambor@suse.cz>
8509 PR lto/79579
8510 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
8511 have been analyzed.
8513 2017-02-21 Martin Jambor <mjambor@suse.cz>
8515 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
8516 for backward compatibility only.
8517 * doc/invoke.texi (Option Summary): Remove all references to
8518 -fipa-cp-alignment.
8520 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
8522 PR target/78660
8523 Revert:
8524 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8526 * lra-constraints.c (curr_insn_transform): Handle
8527 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8529 2017-02-21 Martin Liska <mliska@suse.cz>
8531 * config/i386/i386.opt: Replace -masm-dialect with -masm.
8533 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
8535 PR translation/79638
8536 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
8538 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
8540 PR ada/67205
8541 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8542 (arm_function_ok_for_sibcall): Return false for an indirect call by
8543 descriptor if all the argument registers are used.
8544 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
8545 alignment of the function.
8547 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8549 PR tree-optimization/61441
8550 * simplify-rtx.c (simplify_const_unary_operation): For
8551 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
8552 the sNaN unmodified.
8554 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8556 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
8557 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
8558 instead of SYSTEM_HEADER_DIR.
8560 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
8561 Martin Liška <mliska@suse.cz>
8563 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
8564 Fix typos and grammar, use active voice, and clarify.
8566 2017-02-20 Marek Polacek <polacek@redhat.com>
8568 PR middle-end/79537
8569 * gimplify.c (gimplify_expr): Handle unused *&&L;.
8571 PR sanitizer/79558
8572 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
8574 2017-02-20 Jakub Jelinek <jakub@redhat.com>
8576 PR target/79568
8577 * config/i386/i386.c (ix86_expand_builtin): Handle
8578 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
8579 ix86_builtins_isa[fcode].isa as a requirement of those
8580 flags and any other flag in the bitmask.
8581 (ix86_init_mmx_sse_builtins): Use 0 instead of
8582 ~OPTION_MASK_ISA_64BIT as mask.
8583 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
8584 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
8585 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
8586 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
8588 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8590 PR target/78012
8591 * lra-constraints.c (split_reg): Check requested split mode
8592 is supported by the register.
8594 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8596 * lra-constraints.c (simplify_operand_subreg): Remove early
8597 return false.
8599 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8601 PR target/78660
8602 * lra-constraints.c (curr_insn_transform): Tighten condition
8603 for converting SUBREG reloads from OP_OUT to OP_INOUT.
8605 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8607 PR target/78660
8608 * lra-constraints.c (curr_insn_transform): Handle
8609 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8611 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
8613 Revert:
8614 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8616 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8618 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
8620 PR c++/69523
8621 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
8622 description.
8624 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8626 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
8627 for FMA_EXPR.
8629 2017-02-18 Jakub Jelinek <jakub@redhat.com>
8631 * final.c (last_columnnum, override_columnnum): New variables.
8632 (final_start_function): Set last_columnnum, pass it to begin_prologue
8633 hook and pass 0 to dwarf2out_begin_prologue.
8634 (final_scan_insn): Update override_columnnum. Pass last_columnnum
8635 to source_line debug hook.
8636 (notice_source_line): Compute last_columnnum and for debug_column_info
8637 return true on column changes.
8638 * debug.h (struct gcc_debug_hooks): Add column argument to
8639 source_line and begin_prologue hooks.
8640 (debug_nothing_int_charstar_int_bool): Remove prototype.
8641 (debug_nothing_int_int_charstar,
8642 debug_nothing_int_int_charstar_int_bool): New prototypes.
8643 (dwarf2out_begin_prologue): Add column argument.
8644 * debug.c (do_nothing_debug_hooks): Adjust source_line and
8645 begin_prologue hooks.
8646 (debug_nothing_int_charstar_int_bool): Remove.
8647 (debug_nothing_int_int_charstar,
8648 debug_nothing_int_int_charstar_int_bool): New functions.
8649 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
8650 through to dwarf2out_source_line.
8651 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
8652 (dwarf2out_source_line): Add column argument, emit it if requested.
8653 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
8654 arguments.
8655 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8656 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8657 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
8658 through to dwarf2out_begin_prologue.
8659 (vmsdbgout_source_line): Add column argument, pass it through to
8660 dwarf2out_source_line.
8661 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
8662 dbxout_source_line caller.
8663 (dbxout_source_line): Add column argument.
8665 * common.opt (gno-column-info, gcolumn-info): New options.
8666 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
8667 (check_die): Also test for multiple DW_AT_decl_column attributes.
8668 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
8669 DW_AT_decl_column if requested.
8670 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
8671 if requested.
8672 (gen_variable_die): Likewise.
8673 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
8674 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
8676 PR target/79569
8677 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
8678 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
8679 (ix86_handle_option): Handle OPT_m3dnowa.
8680 * doc/invoke.texi (-m3dnowa): Document.
8681 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
8682 -m3dnowa instead of -m3dnow -march=athlon.
8684 PR target/79559
8685 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
8686 instead of gcc_assert for K, r and R code checks. Formatting fixes.
8688 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8690 PR target/79261
8691 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
8692 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
8693 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
8694 generator for vsx_xxpermdi_<mode>_be.
8695 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
8696 force big-endian semantics.
8697 (vsx_xxpermdi_<mode>_be): New define_expand with same
8698 implementation as previous version of vsx_xxpermdi_<mode>.
8700 2017-02-17 Jakub Jelinek <jakub@redhat.com>
8702 PR tree-optimization/79327
8703 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
8704 variable, its initialization and use.
8706 2017-02-17 Julia Koval <julia.koval@intel.com>
8708 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
8709 (OPTION_MASK_ISA_PKU_UNSET): New.
8710 (ix86_handle_option): Handle -mrdpid.
8711 * config/i386/cpuid.h (bit_RDPID): New.
8712 * config/i386/driver-i386.c (host_detect_local_cpu):
8713 Detect RDPID feature.
8714 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
8715 * config/i386/i386-c.c (ix86_target_macros_internal):
8716 Handle RDPID flag.
8717 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
8718 (ix86_valid_target_attribute_inner_p): Add "rdpid".
8719 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
8720 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
8721 * config/i386/i386.md (define_insn "rdpid"): New.
8722 * config/i386/i386.opt Add -mrdpid.
8723 * config/i386/immintrin.h (_rdpid_u32): New.
8725 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
8727 PR rtl-optimization/79541
8728 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
8729 instead of transforming it into USE.
8731 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
8733 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
8734 If HONOR_SNANS (SFmode) force the input to a register.
8735 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
8736 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
8737 an frsp or similar insn.
8739 2017-02-17 Martin Liska <mliska@suse.cz>
8741 PR rtl-optimization/79577
8742 * params.def (selsched-max-sched-times): Increase minimum to 1.
8744 2017-02-17 Martin Liska <mliska@suse.cz>
8746 PR rtl-optimization/79574
8747 * gcse.c (want_to_gcse_p): Prevent integer overflow.
8749 2017-02-17 Martin Liska <mliska@suse.cz>
8751 PR tree-optimization/79529
8752 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
8753 ssa_defined_default_def_p to handle cases which are implicitly
8754 defined.
8755 * tree-ssa.c (ssa_defined_default_def_p): New function.
8756 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
8757 which are implicitly defined.
8758 * tree-ssa.h (ssa_defined_default_def_p): Declare.
8760 2017-02-17 Richard Biener <rguenther@suse.de>
8762 PR middle-end/79576
8763 * params.def (max-ssa-name-query-depth): Limit to 10.
8765 2017-02-17 Richard Biener <rguenther@suse.de>
8767 PR tree-optimization/79552
8768 * tree-ssa-structalias.c (visit_loadstore): Properly verify
8769 default defs.
8771 2017-02-17 Richard Biener <rguenther@suse.de>
8773 PR bootstrap/79567
8774 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
8776 2017-02-17 Marek Polacek <polacek@redhat.com>
8778 PR middle-end/79536
8779 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
8780 (fold_negate_expr): New wrapper.
8782 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
8784 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
8785 Correct terminology and de-emphasize pre-standard behavior.
8787 2017-02-16 Alan Modra <amodra@gmail.com>
8789 PR rtl-optimization/79286
8790 * ira.c (def_dominates_uses): New function.
8791 (update_equiv_regs): Don't create an equivalence for insns that
8792 may trap where the register def does not dominate the use.
8794 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
8796 PR rtl-optimization/78127
8797 * lra.c (lra): Call lra_eliminate before finish the loop after
8798 lra_constraint.
8800 2017-02-16 Richard Biener <rguenther@suse.de>
8802 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
8803 isl/isl_val.h.
8804 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
8805 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
8806 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
8807 (isl_val_int_from_wi): New function.
8808 (extract_affine_gmp): Rename to ...
8809 (extract_affine_wi): ... this, take a widest_int.
8810 (extract_affine_int): Just wrap extract_affine_wi.
8811 (add_param_constraints): Use isl_val_int_from_wi.
8812 (add_loop_constraints): Likewise, and extract_affine_wi.
8814 2017-02-15 Jeff Law <law@redhat.com>
8816 PR middle-end/79521
8817 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
8818 ira_init_register_move_cost_if_necessary.
8820 2017-02-15 Martin Sebor <msebor@redhat.com>
8822 PR middle-end/32003
8823 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
8824 removed in a prior commit.
8826 2017-02-15 Bin Cheng <bin.cheng@arm.com>
8828 PR tree-optimization/79347
8829 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
8830 counters during peeling.
8832 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
8834 * Makefile.in (site.exp): Remove "set ISLVER".
8836 2017-02-15 Jakub Jelinek <jakub@redhat.com>
8838 PR target/79487
8839 * real.c (real_from_integer): Call real_convert even for decimal.
8841 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8843 PR target/79421
8844 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8846 2017-02-14 Andrew Pinski <apinski@cavium.com>
8848 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
8849 cores and change the partno/implementer to be correct.
8850 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
8851 the 'B" as the implementer.
8852 * config/aarch64/aarch64-tune.md: Regenerate.
8854 2017-02-14 Carl Love <cel@us.ibm.com>
8856 * config/rs6000/rs6000.c: Add case statement entry to make the
8857 xvcvuxdsp built-in argument unsigned.
8858 * config/rs6000/vsx.md: Fix the source and return operand types so they
8859 match the instruction definitions from the ISA document. Fix typo
8860 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
8861 statement.
8863 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
8865 PR target/79282
8866 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
8867 member early_clobber_alts.
8868 * lra-lives.c (reg_early_clobber_p): New.
8869 (process_bb_lives): Use it.
8870 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
8871 (debug_operand_data): Initialize early_clobber_alts.
8872 (setup_operand_alternative): Set up early_clobber_alts.
8873 (collect_non_operand_hard_regs): Ditto. Pass early clobber
8874 alternatives to new_insn_reg.
8875 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
8876 it.
8877 (lra_update_insn_regno_info): Pass the new arg.
8879 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8881 PR middle-end/79505
8882 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
8883 (new_oacc_loop_raw): Don't clear already cleared fields.
8885 PR target/79481
8886 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
8887 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
8888 _mm512_prefetch_i64gather_ps): New inline functions and macros.
8890 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
8892 PR target/79495
8893 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
8895 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
8897 PR target/79498
8898 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
8899 the extra instruction to the right place to store 128-bit constant
8900 when needed.
8902 2017-02-14 Martin Sebor <msebor@redhat.com>
8904 PR middle-end/79448
8905 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
8906 warning for strings of unknown length.
8908 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
8910 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
8912 2017-02-14 Jeff Law <law@redhat.com>
8914 PR target/79404
8915 * ira-costs.c (scan_one_insn): Initialize register move costs
8916 for pseudos seen in USE/CLOBBER insns.
8918 PR tree-optimization/79095
8919 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
8920 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
8921 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
8922 if the operands are known to be not equal, then the resulting range
8923 is ~[0,0].
8924 (intersect_ranges): If the new range is ~[0,0] and the old range is
8925 wide, then prefer ~[0,0].
8926 * tree-vrp.c (overflow_comparison_p_1): New function.
8927 (overflow_comparison_p): New function.
8928 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
8929 if NAME is used in an overflow test.
8930 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
8931 overflow check that can be expressed as an equality test, then adjust
8932 ops to be that equality test.
8934 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8936 * config/s390/s390-builtin-types.def: Remove flags argument.
8937 * config/s390/s390.c (s390_init_builtins): Likewise.
8939 2017-02-14 Martin Liska <mliska@suse.cz>
8941 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
8942 vector. Fix trailing white spaces.
8944 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
8946 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
8947 HFmode.
8949 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8951 PR rtl-optimization/68664
8952 * config/arm/arm.c (arm_sched_can_speculate_insn):
8953 New function. Declare prototype.
8954 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8956 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8958 PR rtl-optimization/68664
8959 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
8960 New function.
8961 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8963 2017-02-14 Amit Pawar <amit.pawar@amd.com>
8965 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
8966 max skip bytes for function, loop and jump.
8968 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8970 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
8971 ABS_EXPR for gimple dump.
8973 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8975 PR target/79462
8976 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
8978 PR tree-optimization/79408
8979 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
8980 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
8981 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
8982 also if rhs1 is INTEGER_CST.
8984 2017-02-14 Richard Biener <rguenther@suse.de>
8986 PR middle-end/79432
8987 * tree-into-ssa.c (insert_phi_nodes): When the function can
8988 have abnormal edges rewrite SSA names with broken use-def
8989 dominance out of SSA and register them for PHI insertion.
8991 2017-02-13 Martin Sebor <msebor@redhat.com>
8993 PR middle-end/79496
8994 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
8995 clearing info.nowrite flag when snprintf size argument is a range.
8997 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8999 * cprop.c (cprop_jump): Add missing space in string literal.
9000 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
9001 (get_constraint_for_component_ref): Likewise.
9002 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
9003 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
9004 * lra-constraints.c (process_alt_operands): Likewise.
9005 * ipa-inline.c (inline_small_functions): Likewise.
9006 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
9007 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
9008 * trans-mem.c (diagnose_tm_1_op): Likewise.
9009 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
9010 (grid_parallel_clauses_gridifiable): Likewise.
9012 * config/nvptx/mkoffload.c (process): Add space in between
9013 , and %d.
9015 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
9016 "MOD4_SSE_REGS" and "ALL_REGS".
9018 * spellcheck.c (test_data): Add , in between "foo" and "food".
9020 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9022 PR target/79449
9023 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
9024 boundary crossing check and subsequent code generation agree.
9026 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9028 * config/aarch64/aarch64.c (has_memory_op): Delete.
9029 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
9030 has_memory_op.
9032 2017-02-13 Jakub Jelinek <jakub@redhat.com>
9034 PR rtl-optimization/79388
9035 PR rtl-optimization/79450
9036 * combine.c (distribute_notes): When removing TEM_INSN for which
9037 corresponding dest has last value recorded, invalidate that last
9038 value.
9040 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9042 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
9043 of explicit '@'. Add missing assembly comment marker on branch costs
9044 printout.
9046 2017-02-13 Nathan Sidwell <nathan@acm.org>
9048 * gengtype-lex.l (<in_struct>): Add '/'.
9050 2017-02-13 Martin Liska <mliska@suse.cz>
9052 PR c/79471
9053 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
9055 2017-02-13 Richard Biener <rguenther@suse.de>
9057 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
9058 Remove.
9059 * configure: Re-generate.
9060 * config.in: Likewise.
9061 * graphite-dependences.c: Simplify as if
9062 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
9063 * graphite-isl-ast-to-gimple.c: Likewise.
9064 * graphite-optimize-isl.c: Likewise.
9065 * graphite-poly.c: Likewise.
9066 * graphite-sese-to-poly.c: Likewise.
9067 * graphite.h: Likewise.
9068 * toplev.c: Include isl/version.h and use isl_version () for
9069 printing the ISL version.
9070 * doc/install.texi: Update ISL requirement.
9072 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
9074 * doc/standards.texi (Standards): Update reference to
9075 Objective-C 2.0.
9077 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
9079 * doc/extend.texi (Named Address Spaces): sourceware.org now
9080 defaults to https.
9081 * doc/install.texi (Binaries): Ditto.
9082 (Specific): Ditto.
9084 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
9086 * doc/cpp.texi: Replace "stringify"/"stringification" with C
9087 standard terminology "stringize"/"stringizing" throughout.
9088 * doc/cppinternals.texi: Likewise.
9090 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
9092 * doc/extend.texi: Fix some spelling mistakes and typos.
9093 * doc/invoke.texi: Likewise.
9095 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
9097 PR ipa/79224
9098 * params.def (inline-min-speedup) Change from 10 to 8.
9100 2017-02-11 Jakub Jelinek <jakub@redhat.com>
9102 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
9103 4.5.
9105 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
9107 PR ipa/79224
9108 * ipa-inline-analysis.c (get_minimal_bb): New function.
9109 (record_modified): Use it.
9110 (remap_edge_change_prob): Handle also ancestor functions.
9112 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
9114 * doc/contrib.texi (Contributors): Remove broken link into
9115 the Mauve CVS repository.
9117 2017-02-11 Jakub Jelinek <jakub@redhat.com>
9119 PR middle-end/79454
9120 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
9121 result computation whenever lhs doesn't have vector mode, not
9122 just when it has BLKmode.
9124 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
9126 * doc/makefile.texi (profiledbootstrap): Refer to the
9127 installation instructions only in textual form.
9129 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9131 PR target/79295
9132 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
9134 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
9136 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
9137 (Specific): Update mingw-w64 reference.
9138 (Binaries): Ditto.
9139 (Specific): Remove broken link to Renesas RX processor.
9141 2017-02-10 Richard Biener <rguenther@suse.de>
9143 * toplev.c (process_options): Do not mention obsolete graphite
9144 options when printing sorry message about missing graphite support.
9145 Mention -floop-nest-optimize.
9147 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
9149 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
9150 (vtst_p16): Likewise.
9151 (vtstq_p8): Likewise.
9152 (vtstq_p16): Likewise.
9153 (vtst_p64): New.
9154 (vtstq_p64): Likewise.
9155 * config/arm/arm_neon.h (vgetq_lane_p64): New.
9156 (vset_lane_p64): New.
9157 (vsetq_lane_p64): New.
9159 2017-02-10 Jakub Jelinek <jakub@redhat.com>
9161 PR tree-optimization/79411
9162 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
9163 stmt operands are SSA_NAMEs used in abnormal phis.
9164 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
9165 phis.
9167 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
9169 PR ipa/70795
9170 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
9171 flag if needed.
9173 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
9175 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
9177 2017-02-09 Jakub Jelinek <jakub@redhat.com>
9179 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
9180 to avoid warning.
9182 PR c/79413
9183 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
9184 not arbitrary TREE_CONSTANT.
9186 PR c/79431
9187 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
9188 "omp declare target link" attribute unless is_global_var.
9189 * omp-offload.c (find_link_var_op): Likewise.
9191 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
9192 Chung-Lin Tang <cltang@codesourcery.com>
9194 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
9195 OMP_CLAUSE_TILE.
9196 (gimplify_adjust_omp_clauses): Don't delete TILE.
9197 (gimplify_omp_for): Deal with TILE.
9198 * internal-fn.c (expand_GOACC_TILE): New function.
9199 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
9200 (GOACC_TILE): New.
9201 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
9202 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
9203 element fields.
9204 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
9205 avoid DIV for outermost collapse var.
9206 (expand_oacc_for): Insert tile element loop as needed. Adjust.
9207 Remove out of date comments, fix whitespace.
9208 * omp-general.c (omp_extract_for_data): Deal with tiling.
9209 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
9210 adjust OLF_DIM_BASE value.
9211 (struct omp_for_data): Add tiling field.
9212 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
9213 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
9214 for auto loops. Remove default auto determining, moved to
9215 oacc_loop_fixed_partitions.
9216 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
9217 stmts, add e_mask field.
9218 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
9219 (oacc_thread_numbers): Use oacc_dim_call.
9220 (oacc_xform_tile): New.
9221 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
9222 (finish_oacc_loop): Adjust for ifns vector.
9223 (oacc_loop_discover_walk): Append loop abstraction sites to list,
9224 add case for GOACC_TILE fns.
9225 (oacc_loop_xform_loop): Delete.
9226 (oacc_loop_process): Iterate over call list directly, and add
9227 handling for GOACC_TILE fns.
9228 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
9229 dump partitioning.
9230 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
9231 vector partitioning to outer loops. Assign 2 partitions to loops
9232 when available. Add TILE handling.
9233 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
9234 (execite_oacc_device_lower): Process GOACC_TILE fns,
9235 ignore unknown specs.
9236 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
9237 * tree.c (omp_clause_num_ops): Adjust TILE ops.
9238 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
9240 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
9242 * configure.ac (ACX_BUGURL): Update.
9243 * configure: Regenerate.
9245 2017-02-09 Richard Biener <rguenther@suse.de>
9247 PR tree-optimization/69823
9248 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
9249 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
9251 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
9253 * config/arc/arc-c.def: Add __NPS400__ definition.
9254 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
9255 (TARGET_NPS400): Define.
9257 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
9259 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
9260 file.
9261 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
9262 pointer, arch_info.
9263 (arc_cpu_types): Fill the arch_info field with a pointer into the
9264 arc_arch_types table.
9265 (arc_selected_cpu): Declare.
9266 * config/arc/arc.c (arc_selected_cpu): Make global.
9267 (arc_selected_arch): Delete.
9268 (arc_base_cpu): Delete.
9269 (arc_override_options): Remove references to deleted variables,
9270 update access to arch information.
9271 (ARC_OPT): Update access to arch information.
9272 (ARC_OPTX): Likewise.
9273 * config/arc/arc.h (arc_base_cpu): Remove declaration.
9274 (TARGET_ARC600): Update access to arch information.
9275 (TARGET_ARC601): Likewise.
9276 (TARGET_ARC700): Likewise.
9277 (TARGET_EM): Likewise.
9278 (TARGET_HS): Likewise.
9279 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
9280 information.
9282 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
9284 PR target/78604
9285 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
9286 condition/operands for integer GE/LE/GEU/LEU operations.
9288 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
9290 PR translation/79397
9291 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
9292 of AltiVec.
9294 2017-02-08 Martin Jambor <mjambor@suse.cz>
9296 PR ipa/79375
9297 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
9298 whether allocation happened.
9299 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
9300 nothing was allocated.
9302 2017-02-08 Jakub Jelinek <jakub@redhat.com>
9304 PR tree-optimization/79408
9305 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
9306 constant, but SSA_NAME with a known integer range, use the minimum
9307 of that range instead of op1 to determine if modulo can be replaced
9308 with its first operand.
9310 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9312 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
9314 2017-02-08 Richard Biener <rguenther@suse.de>
9316 PR tree-optimization/71824
9317 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9318 Check all loops contained in the merged region.
9320 2017-02-07 Andrew Pinski <apinski@cavium.com>
9322 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
9324 2017-02-07 Andrew Pinski <apinski@cavium.com>
9326 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
9327 (thunderxt88): Likewise.
9328 (thunderxt81): Disable LSE and change v8.1 to v8.
9329 (thunderxt83): Likewise.
9331 2017-02-07 Jakub Jelinek <jakub@redhat.com>
9332 Richard Biener <rguenther@suse.de>
9334 PR middle-end/79399
9335 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
9336 type from int to size_t.
9337 * ira-costs.c (struct_costs_size): Change type from int to size_t.
9339 2017-02-07 Jakub Jelinek <jakub@redhat.com>
9341 PR rtl-optimization/79386
9342 * cprop.c (bypass_conditional_jumps): Initialize
9343 bypass_last_basic_block already before splitting bbs after
9344 unconditional traps...
9345 (bypass_conditional_jumps): ... rather than here.
9347 PR target/79299
9348 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
9349 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
9350 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
9351 fix -masm=intel patterns.
9353 2017-02-07 Richard Biener <rguenther@suse.de>
9355 PR tree-optimization/79256
9356 PR middle-end/79278
9357 * builtins.c (get_object_alignment_2): Use min_align_of_type
9358 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
9359 and ADJUST_FIELD_ALIGN.
9361 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
9362 type parameter.
9363 * doc/tm.texi: Regenerate.
9364 * stor-layout.c (layout_decl): Adjust.
9365 (update_alignment_for_field): Likewise.
9366 (place_field): Likewise.
9367 (min_align_of_type): Likewise.
9368 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
9369 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
9370 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
9371 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
9372 * config/frv/frv.c (frv_adjust_field_align): Likewise.
9373 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
9374 * config/i386/i386.c (x86_field_alignment): Likewise.
9375 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
9376 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
9377 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
9378 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
9379 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
9380 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
9381 Likewise.
9383 Revert
9384 2017-01-30 Richard Biener <rguenther@suse.de>
9386 PR tree-optimization/79256
9387 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9388 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9389 alignment on TYPE.
9391 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
9393 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
9394 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
9395 builtins to SImode and emit a zero-extend, if necessary.
9397 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9399 * docs/invoke.texi (RISC-V Options): Alphabetize.
9401 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9403 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
9404 options.
9406 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9408 * config/riscv/riscv.c: New file.
9409 * gcc/common/config/riscv/riscv-common.c: Likewise.
9410 * config.gcc: Likewise.
9411 * config/riscv/constraints.md: Likewise.
9412 * config/riscv/elf.h: Likewise.
9413 * config/riscv/generic.md: Likewise.
9414 * config/riscv/linux.h: Likewise.
9415 * config/riscv/multilib-generator: Likewise.
9416 * config/riscv/peephole.md: Likewise.
9417 * config/riscv/pic.md: Likewise.
9418 * config/riscv/predicates.md: Likewise.
9419 * config/riscv/riscv-builtins.c: Likewise.
9420 * config/riscv/riscv-c.c: Likewise.
9421 * config/riscv/riscv-ftypes.def: Likewise.
9422 * config/riscv/riscv-modes.def: Likewise.
9423 * config/riscv/riscv-opts.h: Likewise.
9424 * config/riscv/riscv-protos.h: Likewise.
9425 * config/riscv/riscv.h: Likewise.
9426 * config/riscv/riscv.md: Likewise.
9427 * config/riscv/riscv.opt: Likewise.
9428 * config/riscv/sync.md: Likewise.
9429 * config/riscv/t-elf-multilib: Likewise.
9430 * config/riscv/t-linux: Likewise.
9431 * config/riscv/t-linux-multilib: Likewise.
9432 * config/riscv/t-riscv: Likewise.
9433 * configure.ac: Likewise.
9434 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
9435 Waterman as RISC-V maintainers.
9436 * doc/install.texi: Add RISC-V entries.
9437 * doc/invoke.texi: Add RISC-V options section.
9438 * doc/md.texi: Add RISC-V constraints section.
9439 * configure: Regenerated.
9441 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9443 PR target/66144
9444 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
9445 false values to be constant vectors with all 0 or all 1 bits set.
9446 (vcondu<mode><mode>): Likewise.
9447 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
9448 predicate.
9449 (fpmask_comparison_operator): Update comment.
9450 (vecint_comparison_operator): New predicate.
9451 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
9452 vector conditionals when the true and false values are constant
9453 vectors with all 0 bits or all 1 bits set.
9455 2017-02-06 Martin Sebor <msebor@redhat.com>
9457 PR tree-optimization/79376
9458 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
9460 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
9462 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
9463 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
9464 to simplify split condition.
9466 2017-02-06 Jakub Jelinek <jakub@redhat.com>
9468 * omp-expand.c (oxpand_omp_atomic_fetch_op,
9469 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
9470 false.
9472 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
9474 PR rtl-optimization/68664
9475 * target.def (can_speculate_insn): New hook.
9476 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
9477 * doc/tm.texi: Regenerate.
9478 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
9479 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
9480 (rs6000_sched_can_speculate_insn): New function.
9482 2017-02-06 Jakub Jelinek <jakub@redhat.com>
9484 PR tree-optimization/79284
9485 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
9486 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
9487 vectorizable_mask_load_store, vectorizable_operation,
9488 vect_is_simple_cond, get_same_sized_vectype): Use it instead
9489 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
9490 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
9491 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
9492 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
9493 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9494 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
9495 is_gimple_assign (stmt). Replace another such test with
9496 is_gimple_assign (stmt).
9498 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9500 PR target/78883
9501 * config/avr/avr.c (rtl-iter.h): Include it.
9502 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
9503 (avr_legitimate_combined_insn): ...and implementation.
9505 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
9507 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
9508 * config/s390/s390.c (s390_const_operand_ok)
9509 (s390_canonicalize_comparison, s390_extract_part)
9510 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
9511 (s390_contiguous_bitmask_p, s390_rtx_costs)
9512 (legitimize_pic_address): Likewise.
9513 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
9514 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
9515 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
9516 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
9517 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
9519 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9521 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
9522 REGNO($0) == REGNO($1).
9524 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9526 * config/s390/linux.h(SIZE_TYPE): Add comment.
9528 2017-02-06 Julian Brown <julian@codesourcery.com>
9529 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9530 Virendra Pathak <virendra.pathak@broadcom.com>
9532 * config/aarch64/aarch64-cores.def: Change the scheduler
9533 to Thunderx2t99.
9534 * config/aarch64/aarch64.md: Include thunderx2t99.md.
9535 * config/aarch64/thunderx2t99.md: New file.
9537 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9539 * doc/standards.texi (Go Language): Update link to language
9540 standard.
9542 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9544 * tree-eh.c (lower_resx): Sanitize profile.
9545 (cleanup_empty_eh_move_lp): Likewise.
9547 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9549 PR tree-ssa/79347
9550 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
9551 ELSE_PROB.
9552 * cfgloopmanip.h (loop_version): Update prototype.
9553 * modulo-sched.c (sms_schedule): Update call of loop_version.
9554 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
9555 * tree-parloops.c (gen_parallel_loop): Likewise.
9556 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9557 * tree-ssa-loop-split.c (split_loop): Likewise.
9558 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
9559 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
9561 2017-02-05 Martin Liska <mliska@suse.cz>
9563 PR bootstrap/78985
9564 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
9565 variable to NULL.
9566 (print_operand_address): Initialize a struct to zero.
9568 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9570 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
9571 garbage collector only in textual form.
9573 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9575 * doc/extend.texi (x86 specific memory model extensions for
9576 transactional memory): Simplify a phrase.
9578 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
9580 PR target/79353
9581 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
9582 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
9583 (atomic_storedi_1): Likewise.
9585 2017-02-04 Jakub Jelinek <jakub@redhat.com>
9587 PR tree-optimization/79338
9588 * tree-parloops.c (gather_scalar_reductions): Don't call
9589 vect_analyze_loop_form for loop->inner before destroying loop's
9590 loop_vinfo.
9592 2017-02-03 Martin Sebor <msebor@redhat.com>
9594 PR tree-optimization/79327
9595 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
9596 when precision has resulted in leading zeros.
9597 (format_integer): Adjust the likely counter to assume an unknown
9598 argument that may be zero is non-zero.
9600 2017-02-03 Jason Merrill <jason@redhat.com>
9602 PR c++/78689
9603 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
9604 avoid copying non-taken branch.
9606 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9608 PR tree-optimization/79340
9609 * tree-vect-loop.c (vectorizable_reduction): Release
9610 vec_defs elements after safe_splicing them into other vectors.
9611 Formatting fixes.
9613 PR tree-optimization/79327
9614 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
9615 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
9616 dirtype.
9617 (format_integer): Use wide_int_to_tree instead of build_int_cst
9618 + to_?hwi. If argmin is NULL, just set argmin and argmax to
9619 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
9620 of shortest and longest sequence.
9622 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
9624 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
9625 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
9627 2017-02-03 Walter Lee <walt@tilera.com>
9629 PR target/78862
9630 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
9631 after initial stackframe link reg save.
9632 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
9634 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9636 PR target/79354
9637 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
9638 wu for stxssp alternative.
9640 2017-02-03 Martin Sebor <msebor@redhat.com>
9642 PR tree-optimization/79352
9643 * gimple-fold.c (get_range_strlen): Add argument.
9644 (get_range_strlen): Change return type to bool.
9645 (get_maxval_strlen): Pass in a dummy argument.
9646 * gimple-fold.h (get_range_strlen): Change return type to bool.
9647 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
9648 * tree.h (array_at_struct_end_p): Add argument.
9649 * tree.c (array_at_struct_end_p): Handle it.
9651 2017-02-03 Martin Liska <mliska@suse.cz>
9653 PR lto/66295
9654 * multiple_target.c (create_dispatcher_calls): Redirect edge
9655 from a caller of a dispatcher.
9656 (expand_target_clones): Make the clones local.
9657 (ipa_target_clone): Do both target clones and resolvers.
9658 (ipa_dispatcher_calls): Remove the pass.
9659 (pass_dispatcher_calls::gate): Likewise.
9660 (make_pass_dispatcher_calls): Likewise.
9661 * passes.def (pass_target_clone): Put as very first IPA early
9662 pass.
9664 2017-02-03 Martin Liska <mliska@suse.cz>
9666 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
9667 in case of a function with ifunc attribute.
9669 2017-02-03 Martin Liska <mliska@suse.cz>
9671 * cgraph.c (cgraph_node::dump): Dump function version info.
9672 * symtab.c (symtab_node::dump_base): Add missing new line.
9674 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9676 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
9677 (ifcombine_ifandif): Use it.
9679 2017-02-03 Martin Liska <mliska@suse.cz>
9681 * doc/invoke.texi: Document default value for
9682 use-after-scope-direct-emission-threshold.
9684 2017-02-03 Martin Liska <mliska@suse.cz>
9686 PR tree-optimization/79339
9687 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
9688 (format_floating): Likewise.
9690 2017-02-03 Martin Liska <mliska@suse.cz>
9692 PR ipa/79337
9693 * ipa-prop.c (ipa_node_params_t::insert): Remove current
9694 implementation.
9695 (ipa_node_params_t::remove): Likewise.
9696 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
9697 initialization from removed ipa_node_params_t::insert.
9698 (ipa_node_params::~ipa_node_params): Move from removed
9699 ipa_node_params_t::release.
9700 * symbol-summary.h (symbol_summary::m_released): New member.
9701 Do not release a summary twice. Do not allow to call finalizer
9702 for types of a summary that live in GGC memory.
9704 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9706 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
9707 cmp_branch fusion.
9709 2017-02-02 Martin Sebor <msebor@redhat.com>
9711 PR middle-end/79275
9712 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
9713 (format_string): Tighten up the range of output for non-constant
9714 strings and correct the expected range for wide non-constant strings.
9716 2017-02-02 Martin Sebor <msebor@redhat.com>
9718 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
9720 PR middle-end/32003
9721 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
9722 index.
9723 (-fdump-tree-@var): Add to index and document how to come up
9724 with pass-specific option and dump file names.
9725 (-fdump-passes): Clarify where to look for output.
9727 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9729 PR middle-end/77445
9730 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
9731 statistics of the analyzed path; allow threading for speed when
9732 any of BBs along the path are optimized for speed.
9734 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
9736 PR middle-end/78468
9737 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
9738 settings of the virtual registers.
9740 Revert again
9741 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9743 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9744 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9745 needed.
9747 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9749 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
9750 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
9752 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9754 * config/s390/s390.md: Add missing comments with the expanded
9755 mnemonics.
9756 * config/s390/vector.md: Likewise.
9757 * config/s390/vx-builtins.md: Likewise.
9759 2017-02-02 Jakub Jelinek <jakub@redhat.com>
9761 PR target/79197
9762 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
9763 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
9764 conditions on a single line.
9766 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9768 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9769 __S390_VX__ to __VX__.
9771 2017-02-01 Andrew Pinski <apinski@cavium.com>
9773 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
9774 stmt_info to record_stmt_cost.
9775 (vect_get_known_peeling_cost): Pass stmt_info if known to
9776 record_stmt_cost.
9777 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
9778 cpu_vector_cost field into
9779 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
9780 field into vec_int_stmt_cost and vec_fp_stmt_cost.
9781 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
9782 splitting of scalar_stmt_cost and vec_stmt_cost.
9783 (thunderx_vector_cost): Likewise.
9784 (cortexa57_vector_cost): LIkewise.
9785 (exynosm1_vector_cost): Likewise.
9786 (xgene1_vector_cost): Likewise.
9787 (thunderx2t99_vector_cost): Improve after the splitting of the two
9788 fields.
9789 (aarch64_builtin_vectorization_cost): Update for the splitting of
9790 scalar_stmt_cost and vec_stmt_cost.
9792 2017-02-01 Torvald Riegel <triegel@redhat.com>
9793 Richard Henderson <rth@redhat.com>
9795 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
9796 conditional on existance of a fast atomic load.
9797 * optabs-query.c (can_atomic_load_p): New function.
9798 * optabs-query.h (can_atomic_load_p): Declare it.
9799 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
9800 no fast atomic load is available for the particular size of access.
9801 (expand_atomic_compare_and_swap): Likewise.
9802 (expand_atomic_load): Likewise.
9803 (expand_atomic_store): Likewise.
9804 (expand_atomic_fetch_op): Likewise.
9805 * testsuite/lib/target-supports.exp
9806 (check_effective_target_sync_int_128): Remove x86 because it provides
9807 no fast atomic load.
9808 (check_effective_target_sync_int_128_runtime): Likewise.
9810 2017-02-01 Richard Biener <rguenther@suse.de>
9812 * graphite.c: Include tree-vectorizer.h for find_loop_location.
9813 (graphite_transform_loops): Provide opt-info for optimized nests.
9814 * tree-parloop.c (parallelize_loops): Provide opt-info for
9815 parallelized loops.
9817 2017-02-01 Richard Biener <rguenther@suse.de>
9819 PR middle-end/79315
9820 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
9821 was not set before.
9823 2017-02-01 Richard Biener <rguenther@suse.de>
9825 PR tree-optimization/71824
9826 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9827 Verify the loops are valid in the merged SESE region.
9828 (scop_detection::can_represent_loop_1): Check analyzing the
9829 evolution of the number of iterations in the region succeeds.
9831 2017-01-31 Ian Lance Taylor <iant@golang.org>
9833 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
9834 REG_ARGS_SIZE note to 32-bit push insns and call insn.
9836 2017-01-31 David Malcolm <dmalcolm@redhat.com>
9838 PR preprocessor/79210
9839 * input.c (get_substring_ranges_for_loc): Replace line_width
9840 assertion with error-handling.
9842 2017-01-31 Richard Biener <rguenther@suse.de>
9844 PR tree-optimization/77318
9845 * graphite-sese-to-poly.c (extract_affine): Fix assert.
9846 (create_pw_aff_from_tree): Take loop parameter.
9847 (add_condition_to_pbb): Pass loop of the condition to
9848 create_pw_aff_from_tree.
9850 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9852 * config/s390/s390.c (s390_asan_shadow_offset): New function.
9853 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
9855 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9857 PR target/78597
9858 PR target/79038
9859 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
9860 no longer used.
9861 (convert_int_to_float128): Likewise.
9862 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
9863 (convert_int_to_float128): Likewise.
9864 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
9865 (UNSPEC_IEEE128_CONVERT): Likewise.
9866 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
9867 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
9868 Use local variables for IBM extended format.
9869 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
9870 (fix_trunc<mode>si2_fprs): Likewise.
9871 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9872 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
9873 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
9874 to know that we can now have integers of all sizes in vector
9875 registers.
9876 (fix<uns>_<mode>di2_hw): Likewise.
9877 (float<uns>_<mode>si2_hw): Likewise.
9878 (fix_<mode>si2_hw): Likewise.
9879 (fixuns_<mode>si2_hw): Likewise.
9880 (float<uns>_<mode>di2_hw): Likewise.
9881 (float_<mode>di2_hw): Likewise.
9882 (float_<mode>si2_hw): Likewise.
9883 (floatuns_<mode>di2_hw): Likewise.
9884 (floatuns_<mode>si2_hw): Likewise.
9885 (xscvqp<su>wz_<mode>): Delete, no longer used.
9886 (xscvqp<su>dz_<mode>): Likewise.
9887 (xscv<su>dqp_<mode>): Likewise.
9888 (ieee128_mfvsrd_64bit): Likewise.
9889 (ieee128_mfvsrd_32bit): Likewise.
9890 (ieee128_mfvsrwz): Likewise.
9891 (ieee128_mtvsrw): Likewise.
9892 (ieee128_mtvsrd_64bit): Likewise.
9893 (ieee128_mtvsrd_32bit): Likewise.
9895 2017-01-31 Martin Liska <mliska@suse.cz>
9897 PR ipa/79285
9898 * ipa-prop.c (ipa_free_all_node_params): Call release method
9899 instead of ~sumbol_summary to not to trigger double times
9900 dtor of hash_map.
9902 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
9904 PR tree-optimization/71691
9905 * bitmap.h (class auto_bitmap): New.
9906 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
9907 is_maybe_undefined instead of ssa_undefined_value_p.
9909 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9911 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9912 __S390_ARCH_LEVEL__ to __ARCH__.
9914 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9916 PR tree-optimization/79267
9917 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
9918 if should_remove_lhs_p is true.
9920 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
9922 PR debug/63238
9923 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
9924 (add_alignment_attribute): New.
9925 (base_type_die): Add alignment attribute.
9926 (subrange_type_die): Likewise.
9927 (modified_type_die): Likewise.
9928 (gen_array_type_die): Likewise.
9929 (gen_descr_array_type_die: Likewise.
9930 (gen_enumeration_type_die): Likewise.
9931 (gen_subprogram_die): Likewise.
9932 (gen_variable_die): Likewise.
9933 (gen_field_die): Likewise.
9934 (gen_ptr_to_mbr_type_die): Likewise.
9935 (gen_struct_or_union_type_die): Likewise.
9936 (gen_subroutine_type_die): Likewise.
9937 (gen_typedef_die): Likewise.
9938 (base_type_cmp): Compare alignment attribute.
9940 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9942 PR target/79170
9943 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
9944 (setb_unsigned) New pattern for setb with CCUNS.
9945 * config/rs6000/rs6000.c (expand_block_compare): Use a different
9946 subfc./subfe sequence to avoid overflow problems. Generate a
9947 shorter sequence with cmpld/setb for power9.
9948 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
9949 for generating subfc. instruction.
9950 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
9951 now uses this instruction.
9953 2017-01-30 Ian Lance Taylor <iant@google.com>
9955 PR debug/79289
9956 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
9957 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
9959 2017-01-30 Martin Sebor <msebor@redhat.com>
9961 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
9962 Move constant to the right of a relational operator.
9963 (get_mpfr_format_length, format_character, format_string): Ditto.
9964 (should_warn_p, maybe_warn): Same.
9966 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
9968 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
9970 PR lto/79061
9971 * asan.c (get_translation_unit_decl): Remove function.
9972 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
9974 2017-01-30 Martin Liska <mliska@suse.cz>
9976 PR gcov-profile/79259
9977 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
9978 -fprofile-generate.
9980 2017-01-30 Martin Liska <mliska@suse.cz>
9982 PR bootstrap/78985
9983 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
9984 Initialize variables with NULL value.
9986 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
9988 PR target/79260
9989 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
9990 tm_p_file.
9991 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
9993 2017-01-30 Richard Biener <rguenther@suse.de>
9995 PR tree-optimization/79276
9996 * tree-vrp.c (process_assert_insertions): Properly adjust common
9997 when removing a duplicate.
9999 * gcc.dg/torture/pr79276.c: New testcase.
10001 2017-01-30 Richard Biener <rguenther@suse.de>
10003 PR tree-optimization/79256
10004 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
10005 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
10006 alignment on TYPE.
10007 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
10009 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
10011 PR target/79240
10012 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
10013 ("*r<noxa>sbg_<mode>_sll_bitmask")
10014 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
10015 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
10016 Use contiguous_bitmask_nowrap_operand.
10018 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10020 PR target/79268
10021 * config/rs6000/altivec.h (vec_xl): Revise #define.
10022 (vec_xst): Likewise.
10024 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
10026 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
10028 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
10030 PR rtl-optimization/79194
10031 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
10032 traps before call to bypass_conditional_jumps.
10034 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
10036 PR tree-optimization/71374
10037 * lra-constraints.c (check_conflict_input_operands): New.
10038 (match_reload): Use it.
10040 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
10042 PR target/79131
10043 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
10044 account to calculate conflict_set.
10046 2017-01-27 Bin Cheng <bin.cheng@arm.com>
10048 PR rtl-optimization/78559
10049 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
10050 other_insn in combine.
10052 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
10054 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
10055 uint16_type_node for BT_UINT16.
10057 2017-01-27 David Malcolm <dmalcolm@redhat.com>
10059 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
10060 "RTL Tests" to menu.
10061 (GIMPLE Tests): New node.
10062 (RTL Tests): New node.
10064 2017-01-27 Richard Biener <rguenther@suse.de>
10066 PR tree-optimization/79245
10067 * tree-loop-distribution.c (distribute_loop): Apply cost
10068 modeling also to detected patterns.
10070 2017-01-27 Richard Biener <rguenther@suse.de>
10072 PR tree-optimization/71433
10073 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
10074 (compare_assert_loc): New function.
10075 (process_assert_insertions): Sort and optimize assert locations
10076 to remove duplicates and push down identical assertions on
10077 edges to their destination block.
10079 2017-01-27 Richard Biener <rguenther@suse.de>
10081 PR tree-optimization/79244
10082 * tree-vrp.c (remove_range_assertions): Forcefully propagate
10083 out SSA names even if abnormal.
10085 2017-01-27 Jakub Jelinek <jakub@redhat.com>
10087 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
10088 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
10089 instead of MPFR_RNDN.
10091 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
10093 PR target/79239
10094 * arm.c (arm_option_override): Don't call build_target_option_node
10095 until after doing all option overrides.
10096 (arm_valid_target_attribute_tree): Likewise.
10098 2017-01-27 Martin Liska <mliska@suse.cz>
10100 * doc/invoke.texi (-fprofile-arcs): Document profiling support
10101 for {cd}tors and C++ {cd}tors.
10103 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
10105 * config/s390/s390.md ("*setmem_long_and")
10106 ("*setmem_long_and_31z"): Use zero_extend instead of and.
10108 2017-01-26 Martin Sebor <msebor@redhat.com>
10110 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
10111 of precision.
10113 2017-01-26 Martin Sebor <msebor@redhat.com>
10115 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
10116 HAVE_DFmode before using XFmode or DFmode.
10117 (parse_directive): Avoid using the z length modifier to avoid
10118 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
10120 PR middle-end/78703
10121 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
10122 to accept adjustment as an array.
10123 (get_int_range): New function.
10124 (struct directive): Make width and prec arrays.
10125 (directive::set_width, directive::set_precision): Call get_int_range.
10126 (format_integer, format_floating): Handle width and precision ranges.
10127 (format_string, parse_directive): Same.
10129 2017-01-26 Jakub Jelinek <jakub@redhat.com>
10131 PR debug/79129
10132 * dwarf2out.c (generate_skeleton_bottom_up): For children with
10133 comdat_type_p set, just clone them, but keep the children in the
10134 original DIE.
10136 PR debug/78835
10137 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
10138 which have direct callers with -fvar-tracking-assignments enabled
10139 in the current TU.
10140 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
10141 inside of type units.
10143 2017-01-26 Martin Sebor <msebor@redhat.com>
10145 PR middle-end/78703
10146 * gimple-ssa-sprintf.c (struct result_range): Add likely and
10147 unlikely counters.
10148 (struct format_result): Replace number_chars, number_chars_min,
10149 and number_chars_max with a single member of struct result_range.
10150 Remove bounded.
10151 (format_result::operator+=): Adjust.
10152 (struct fmtresult): Remove bounded. Handle likely and unlikely
10153 counters.
10154 (fmtresult::adjust_for_width_or_precision): New function.
10155 (fmtresult:type_max_digits): New function.
10156 (bytes_remaining): Handle likely and unlikely counters.
10157 (min_bytes_remaining): Remove.
10158 (format_percent): Simplify.
10159 (format_integer, format_floating): Set likely and unlikely counters.
10160 (get_string_length, format_character, format_string): Same.
10161 (format_plain, should_warn_p): New function.
10162 (maybe_warn): Call should_warn_p. Update diagnostic messages
10163 and handle those for all directives, including plain strings.
10164 (format_directive): Handle likely and unlikely counters.
10165 Remove unnecessary quoting from diagnostics. Add an informational
10166 note.
10167 (add_bytes): Remove.
10168 (pass_sprintf_length::compute_format_length): Simplify.
10169 (try_substitute_return_value): Handle likely and unlikely counters.
10171 2017-01-26 Carl Love <cel@us.ibm.com>
10173 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
10174 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
10176 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
10178 PR target/79131
10179 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
10180 endianess for subregs into account.
10181 * lra-constraints.c (lra_constraints): Do risky transformations
10182 always on the first iteration.
10183 * lra-lives.c (check_pseudos_live_through_calls): Add arg
10184 last_call_used_reg_set.
10185 (process_bb_lives): Define and use last_call_used_reg_set.
10186 * lra.c (lra): Always continue after lra_constraints on the first
10187 iteration.
10189 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
10191 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
10192 constant.
10193 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
10195 2017-01-26 Jakub Jelinek <jakub@redhat.com>
10197 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
10198 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
10199 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
10200 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
10201 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
10202 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
10203 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
10204 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
10205 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
10207 2017-01-26 Marek Polacek <polacek@redhat.com>
10209 PR c/79199
10210 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
10211 for the third operand.
10213 2017-01-26 Jakub Jelinek <jakub@redhat.com>
10215 PR middle-end/79236
10216 * omp-low.c (struct omp_context): Add simt_stmt field.
10217 (scan_omp_for): Return omp_context *.
10218 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
10219 context to the _simt_ SIMD stmt.
10220 (lower_omp_for): For combined SIMD with sibling _simt_
10221 SIMD, make sure to use the same decls in _looptemp_
10222 clauses as in the sibling.
10224 2017-01-26 David Sherwood <david.sherwood@arm.com>
10226 PR middle-end/79212
10227 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
10228 all contexts.
10230 2017-01-26 Jakub Jelinek <jakub@redhat.com>
10232 PR target/70465
10233 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
10234 emit fld b; fld a; if possible.
10236 * brig-builtins.def: Update copyright years.
10237 * config/arm/arm_acle_builtins.def: Update copyright years.
10239 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
10241 PR target/79179
10242 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
10243 constraint instead of o for the stxsd instruction.
10245 2017-01-25 Carl Love <cel@us.ibm.com>
10247 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
10248 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
10250 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
10252 * doc/invoke.texi (C++ Dialect Options): Fix typo.
10254 2017-01-25 Richard Biener <rguenther@suse.de>
10256 PR tree-optimization/69264
10257 * target.def (vector_alignment_reachable): Improve documentation.
10258 * doc/tm.texi: Regenerate.
10259 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
10260 and add a comment.
10261 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
10262 earlier changes with respect to TYPE_USER_ALIGN.
10263 (vector_alignment_reachable_p): Likewise. Improve dumping.
10265 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10267 PR target/79145
10268 * config/arm/arm.md (xordi3): Force constant operand into a register
10269 for TARGET_IWMMXT.
10271 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10273 * doc/invoke.texi (-fstore-merging): Correct default optimization
10274 levels at which it is enabled.
10275 (-O): Move -fstore-merging from list to...
10276 (-O2): ... Here.
10278 2017-01-25 Richard Biener <rguenther@suse.de>
10280 PR debug/78363
10281 * omp-expand.c: Include debug.h.
10282 (expand_omp_taskreg): Make sure to generate early debug before
10283 outlining anything from a function.
10284 (expand_omp_target): Likewise.
10285 (grid_expand_target_grid_body): Likewise.
10287 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
10289 PR lto/79061
10290 * asan.c (get_translation_unit_decl): New function.
10291 (asan_add_global): Extract modules file name from globals
10292 TRANSLATION_UNIT_DECL name.
10294 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
10296 PR target/77439
10297 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
10298 for long calls with APCS frame and VFP.
10300 2017-01-24 David Malcolm <dmalcolm@redhat.com>
10302 * cfg.c (original_copy_tables_initialized_p): New function.
10303 * cfg.h (original_copy_tables_initialized_p): New decl.
10304 * cfgrtl.c (relink_block_chain): Guard the call to
10305 free_original_copy_tables with a call to
10306 original_copy_tables_initialized_p.
10307 * cgraph.h (symtab_node::native_rtl_p): New decl.
10308 * cgraphunit.c (symtab_node::native_rtl_p): New function.
10309 (symtab_node::needed_p): Don't assert for early assembly output
10310 for __RTL functions.
10311 (cgraph_node::finalize_function): Set "force_output" for __RTL
10312 functions.
10313 (cgraph_node::analyze): Bail out early for __RTL functions.
10314 (analyze_functions): Update assertion to support __RTL functions.
10315 (cgraph_node::expand): Bail out early for __RTL functions.
10316 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
10317 __RTL functions.
10318 * function.h (struct function): Update comment for field
10319 "pass_startwith".
10320 * gimple-expr.c: Include "tree-pass.h".
10321 (gimple_has_body_p): Return false for __RTL functions.
10322 * Makefile.in (OBJS): Add run-rtl-passes.o.
10323 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
10324 accessor.
10325 (gcc::pass_manager::get_clean_slate): New accessor.
10326 * passes.c: Include "insn-addr.h".
10327 (should_skip_pass_p): Add logging. Update logic for running
10328 "expand" to be compatible with both __GIMPLE and __RTL. Guard
10329 property-provider override so it is only done for gimple passes.
10330 Don't skip dfinit.
10331 (skip_pass): New function.
10332 (execute_one_pass): Call skip_pass when skipping passes.
10333 * read-md.c (md_reader::read_char): Support filtering
10334 the input to a subset of line numbers.
10335 (md_reader::md_reader): Initialize fields
10336 m_first_line and m_last_line.
10337 (md_reader::read_file_fragment): New function.
10338 * read-md.h (md_reader::read_file_fragment): New decl.
10339 (md_reader::m_first_line): New field.
10340 (md_reader::m_last_line): New field.
10341 * read-rtl-function.c (function_reader::create_function): Only
10342 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
10343 curr_properties. Set DECL_INITIAL to a dummy block.
10344 (read_rtl_function_body_from_file_range): New function.
10345 * read-rtl-function.h (read_rtl_function_body_from_file_range):
10346 New decl.
10347 * run-rtl-passes.c: New file.
10348 * run-rtl-passes.h: New file.
10350 2017-01-24 Jeff Law <law@redhat.com>
10352 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
10353 buffer size.
10355 2017-01-24 Bin Cheng <bin.cheng@arm.com>
10357 PR tree-optimization/79159
10358 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
10359 (record_nonwrapping_iv): Improve boundary using above function if no
10360 value range information.
10362 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
10363 Martin Jambor <mjambor@suse.cz>
10365 * brig-builtins.def: New file.
10366 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
10367 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
10368 (DEF_HSAIL_SAT_BUILTIN): Likewise.
10369 (DEF_HSAIL_INTR_BUILTIN): Likewise.
10370 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
10371 * builtin-types.def (BT_INT8): New.
10372 (BT_INT16): Likewise.
10373 (BT_UINT8): Likewise.
10374 (BT_UINT16): Likewise.
10375 (BT_FN_ULONG): Likewise.
10376 (BT_FN_UINT_INT): Likewise.
10377 (BT_FN_UINT_ULONG): Likewise.
10378 (BT_FN_UINT_LONG): Likewise.
10379 (BT_FN_UINT_PTR): Likewise.
10380 (BT_FN_ULONG_PTR): Likewise.
10381 (BT_FN_INT8_FLOAT): Likewise.
10382 (BT_FN_INT16_FLOAT): Likewise.
10383 (BT_FN_UINT32_FLOAT): Likewise.
10384 (BT_FN_UINT16_FLOAT): Likewise.
10385 (BT_FN_UINT8_FLOAT): Likewise.
10386 (BT_FN_UINT64_FLOAT): Likewise.
10387 (BT_FN_UINT16_UINT32): Likewise.
10388 (BT_FN_UINT32_UINT16): Likewise.
10389 (BT_FN_UINT16_UINT16_UINT16): Likewise.
10390 (BT_FN_INT_PTR_INT): Likewise.
10391 (BT_FN_UINT_PTR_UINT): Likewise.
10392 (BT_FN_LONG_PTR_LONG): Likewise.
10393 (BT_FN_ULONG_PTR_ULONG): Likewise.
10394 (BT_FN_VOID_UINT64_UINT64): Likewise.
10395 (BT_FN_UINT8_UINT8_UINT8): Likewise.
10396 (BT_FN_INT8_INT8_INT8): Likewise.
10397 (BT_FN_INT16_INT16_INT16): Likewise.
10398 (BT_FN_INT_INT_INT): Likewise.
10399 (BT_FN_UINT_FLOAT_UINT): Likewise.
10400 (BT_FN_FLOAT_UINT_UINT): Likewise.
10401 (BT_FN_ULONG_UINT_UINT): Likewise.
10402 (BT_FN_ULONG_UINT_PTR): Likewise.
10403 (BT_FN_ULONG_ULONG_ULONG): Likewise.
10404 (BT_FN_UINT_UINT_UINT): Likewise.
10405 (BT_FN_VOID_UINT_PTR): Likewise.
10406 (BT_FN_UINT_UINT_PTR: Likewise.
10407 (BT_FN_UINT32_UINT64_PTR): Likewise.
10408 (BT_FN_INT_INT_UINT_UINT): Likewise.
10409 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
10410 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
10411 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
10412 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
10413 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
10414 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
10415 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
10416 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
10417 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
10418 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
10419 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
10420 * doc/frontends.texi: List BRIG FE.
10421 * doc/install.texi (Testing): Add BRIG tesring requirements.
10422 * doc/invoke.texi (Overall Options): Mention BRIG.
10423 * doc/standards.texi (Standards): Doucment BRIG HSA version.
10425 2017-01-24 Richard Biener <rguenther@suse.de>
10427 PR translation/79208
10428 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
10430 2017-01-24 Martin Jambor <mjambor@suse.cz>
10432 PR bootstrap/79198
10433 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
10434 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
10435 and known_contexts.
10437 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
10439 PR middle-end/79123
10440 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
10441 casts from signed to unsigned really don't have a range.
10443 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
10445 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
10446 GMP_RNDx for compatiblity.
10448 2017-01-24 Martin Liska <mliska@suse.cz>
10450 PR bootstrap/79132
10451 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
10452 that would prevent us to call alloca with -1 as argument.
10454 2017-01-24 Jakub Jelinek <jakub@redhat.com>
10456 * dwarf2out.c (output_compilation_unit_header, output_file_names):
10457 Avoid -Wformat-security warning.
10459 2017-01-23 Andrew Pinski <apinski@cavium.com>
10461 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
10462 cost table.
10464 2017-01-23 Martin Sebor <msebor@redhat.com>
10466 PR middle-end/78703
10467 * gimple-ssa-sprintf.c (warn_level): New global.
10468 (format_integer): Use it here and throughout the rest of the file.
10469 Use the same switch to compute sign as base.
10470 (maybe_warn): New function.
10471 (format_directive): Factor out warnings into maybe_warn.
10472 Add debugging output. Use warn_level.
10473 (add_bytes): Use warn_level.
10474 (pass_sprintf_length::compute_format_length): Add debugging output.
10475 (try_substitute_return_value): Same.
10476 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
10478 PR middle-end/78703
10479 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
10480 (struct fmtresult, format_integer, format_floating): Adjust.
10481 (fmtresult::fmtresult): Set max correctly in two argument ctor.
10482 (get_string_length, format_string,format_directive): Same.
10483 (pass_sprintf_length::compute_format_length): Same.
10484 (try_substitute_return_value): Simplify slightly.
10486 PR middle-end/78703
10487 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
10488 (fmtresult::operator+=): Outlined.
10489 (struct fmtresult): Add ctors.
10490 (struct conversion_spec): Rename...
10491 (struct directive): ...to this. Add and remove data members.
10492 (directive::set_width, directive::set_precision): New functions.
10493 (format_percent): Use fmtresult ctor.
10494 (get_width_and_precision): Remove.
10495 (format_integer): Make naming changes. Avoid computing width and
10496 precision.
10497 (format_floating): Same. Adjust indentation.
10498 (format_character, format_none): New functions.
10499 (format_string): Moved character handling to format_character.
10500 (format_directive): Remove arguments, change return type.
10501 (parse_directive): New function.
10502 (pass_sprintf_length::compute_format_length): Move directive
10503 parsing to parse_directive.
10505 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10507 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
10508 (assign_assembler_name_if_needed): ... this.
10509 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
10510 (assign_assembler_name_if_needed): ... this.
10511 (free_lang_data_in_cgraph): Adjust callers.
10512 * cgraphunit.c (cgraph_node::analyze): Likewise.
10513 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
10514 Likewise.
10516 2017-01-23 Richard Biener <rguenther@suse.de>
10518 PR tree-optimization/79088
10519 PR tree-optimization/79188
10520 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
10521 resetting loop bounds after last path deletion. Reset loop
10522 bounds of the target loop, make code match the comments.
10523 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
10524 Make sure loops need no fixups.
10526 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
10528 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
10529 exponent support with double type for first argument.
10530 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
10531 type returned by __builtin_vec_extract_sig,
10532 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
10533 functions from "vector int" to "vector unsigned int" or from
10534 "vector long long int" to "vector unsigned long long int".
10535 Changed type returned by __builtin_vec_extract_exp,
10536 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
10537 functions from "vector int" to "vector unsigned int" or from
10538 "vector long long int" to "vector unsigned long long int".
10539 Changed return type of __builtin_vec_test_data_class,
10540 __builtin_vec_test_data_class_sp, and
10541 __builtin_vec_test_data_class_dp from "vector int" to
10542 "vector bool int" or from "vector long long int" to "vector bool
10543 long long int" and changed second argument type from "unsigned
10544 int" to "int". Added new overloaded function forms "vector float
10545 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
10546 "vector float __builtin_vec_insert_exp_sp (vector float, vector
10547 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
10548 double, vector unsigned long long int)" and "vector double
10549 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
10550 long int)". Changed return type of
10551 __builtin_scalar_test_data_class and
10552 __builtin_scalar_test_data_class_sp and
10553 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
10554 int" and changed second argument from "unsigned int" to "int".
10555 Changed type returned by __builtin_scalar_test_neg,
10556 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
10557 from "int" to "bool int". Added new overloaded function form
10558 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
10559 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
10560 exponent double-precision with floating point first argument.
10561 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
10562 documentation of scalar_test_data_class, scalar_test_neg,
10563 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
10564 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
10565 vec_test_data_class built-in functions to reflect refinements in
10566 their type signatures.
10568 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
10570 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
10571 size of buf.
10572 (aarch64_elf_asm_destructor): Likewise.
10574 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
10576 PR rtl-optimization/78634
10577 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
10578 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
10579 * ifcvt.c (noce_try_cmove): Add missing cost check.
10581 PR rtl-optimization/71724
10582 * combine.c (if_then_else_cond): Look for situations where it is
10583 beneficial to undo the work of one of the recursive calls.
10585 2017-01-23 Bin Cheng <bin.cheng@arm.com>
10587 PR tree-optimization/70754
10588 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
10589 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
10590 combined stmt before it if not NULL.
10591 (combine_chains): Process refs reversely and compute dominance point
10592 for root ref.
10594 2017-01-23 Martin Liska <mliska@suse.cz>
10596 PR tree-optimization/79196
10597 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
10598 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
10599 instead of memcmp.
10600 (strlen_optimize_stmt): Call the renamed function.
10602 2017-01-23 Michael Matz <matz@suse.de>
10604 PR tree-optimization/78384
10605 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
10607 2017-01-23 Richard Biener <rguenther@suse.de>
10609 PR tree-optimization/79186
10610 * tree-vrp.c (register_new_assert_for): Make sure we've seen
10611 both incoming edges before moving an assert.
10613 2017-01-23 Martin Jambor <mjambor@suse.cz>
10615 * ipa-prop.c (load_from_param_1): Removed.
10616 (load_from_unmodified_param): Bits from load_from_param_1 put back
10617 here.
10618 (load_from_param): Removed.
10619 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
10620 with stmt. Reverted back to use of load_from_unmodified_param.
10622 2017-01-23 Martin Jambor <mjambor@suse.cz>
10624 PR ipa/79108
10625 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
10626 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
10627 field a pointer to garbage collected vector, mark lattices and
10628 ipcp_orig_node with GTY((skip)).
10629 (ipa_get_param_count): Adjust to descriptors being a pointer.
10630 (ipa_get_param): Likewise.
10631 (ipa_get_type): Likewise.
10632 (ipa_get_param_move_cost): Likewise.
10633 (ipa_set_param_used): Likewise.
10634 (ipa_get_controlled_uses): Likewise.
10635 (ipa_set_controlled_uses): Likewise.
10636 (ipa_is_param_used): Likewise.
10637 (ipa_node_params_t): Move into garbage collector. New methods insert
10638 and remove.
10639 (ipa_node_params_sum): Annotate wth GTY(()).
10640 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
10641 garbage collected.
10642 (ipa_load_from_parm_agg): Adjust declaration.
10643 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
10644 * ipa-profile.c (ipa_profile): Likewise.
10645 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
10646 (ipa_populate_param_decls): Make descriptors parameter garbage
10647 collected.
10648 (ipa_dump_param): Adjust to descriptors being a pointer.
10649 (ipa_alloc_node_params): Likewise.
10650 (ipa_initialize_node_params): Likewise.
10651 (load_from_param_1): Make descriptors parameter garbage collected.
10652 (load_from_unmodified_param): Likewise.
10653 (load_from_param): Likewise.
10654 (ipa_load_from_parm_agg): Likewise.
10655 (ipa_node_params::~ipa_node_params): Removed.
10656 (ipa_free_all_node_params): Remove call to delete operator.
10657 (ipa_node_params_t::insert): New.
10658 (ipa_node_params_t::remove): Likewise.
10659 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
10660 copy known_csts and known_contexts vectors.
10661 (ipa_read_node_info): Adjust to descriptors being a pointer.
10662 (ipcp_modif_dom_walker): Make m_descriptors field garbage
10663 collected.
10664 (ipcp_transform_function): Make descriptors variable garbage
10665 collected.
10667 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
10669 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
10670 * config/i386/avx512dqintrin.h: Ditto.
10671 * config/i386/avx512fintrin.h: Ditto.
10672 * gcc/config/i386/i386.c: Handle new builtins.
10673 * config/i386/i386-builtin.def: Add new builtins.
10674 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
10675 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
10677 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10678 Martin Liska <mliska@suse.cz>
10680 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
10681 * asan.c (asan_expand_poison_ifn): Support stores and use
10682 appropriate ASAN report function.
10683 * internal-fn.c (expand_ASAN_POISON_USE): New function.
10684 * internal-fn.def (ASAN_POISON_USE): Declare.
10685 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
10686 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
10687 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
10688 ASAN_POISON calls w/o LHS.
10689 * tree-ssa.c (execute_update_addresses_taken): Create clobber
10690 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
10691 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
10692 * gimplify.c (asan_poison_variables): Add attribute
10693 use_after_scope_memory to variables that really needs to live
10694 in memory.
10695 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
10696 having the attribute.
10698 2017-01-23 Martin Liska <mliska@suse.cz>
10700 * asan.c (create_asan_shadow_var): New function.
10701 (asan_expand_poison_ifn): Likewise.
10702 * asan.h (asan_expand_poison_ifn): New declaration.
10703 * internal-fn.c (expand_ASAN_POISON): Likewise.
10704 * internal-fn.def (ASAN_POISON): New builtin.
10705 * sanopt.c (pass_sanopt::execute): Expand
10706 asan_expand_poison_ifn.
10707 * tree-inline.c (copy_decl_for_dup_finish): Make function
10708 external.
10709 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
10710 * tree-ssa.c (is_asan_mark_p): New function.
10711 (execute_update_addresses_taken): Rewrite local variables
10712 (identified just by use-after-scope as addressable) into SSA.
10714 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10716 * doc/install.texi (Specific): opensource.apple.com uses https
10717 now. Remove trailing slash.
10719 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10721 * README.Portability: Remove note on an Irix compatibility issue.
10723 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
10725 * gcov.c (INCLUDE_ALGORITHM): Define.
10726 (INCLUDE_VECTOR): Define.
10727 No longer include <vector> and <algorithm> directly.
10729 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
10731 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
10732 to https.
10733 * doc/invoke.texi (Code Gen Options): Ditto.
10735 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
10737 PR lto/78407
10738 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
10740 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
10742 rtl-optimization/79125
10743 * cprop.c (local_cprop_pass): Handle cases where we make an
10744 unconditional trap.
10746 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
10748 PR target/61729
10749 PR target/77850
10750 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
10751 read from, for big endian.
10753 2017-01-20 Jiong Wang <jiong.wang@arm.com>
10755 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
10756 register pauth builtins for LP64 only.
10758 2017-01-20 Marek Polacek <polacek@redhat.com>
10760 PR c/79152
10761 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
10762 non-case labels.
10764 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10766 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
10767 of safelen status.
10768 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
10769 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
10770 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
10772 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10774 PR target/71270
10775 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
10776 in big-endian mode when they are not a single duplicated value.
10778 2017-01-20 Richard Biener <rguenther@suse.de>
10780 * BASE-VER: Bump to 7.0.1.
10782 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10784 * omp-low.c (omplow_simd_context): New struct. Use it...
10785 (lower_rec_simd_input_clauses): ...here and...
10786 (lower_rec_input_clauses): ...here to hold common data. Adjust all
10787 references to idx, lane, max_vf, is_simt.
10789 2017-01-20 Graham Markall <graham.markall@embecosm.com>
10791 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
10792 mcpu=nps400.
10794 2017-01-20 Martin Jambor <mjambor@suse.cz>
10796 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
10797 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
10798 gt-hsa-common.h.
10799 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
10800 (GTFILES): Rename hsa.c to hsa-common.c.
10801 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
10802 * hsa-dump.c: Likewise.
10803 * hsa-gen.c: Likewise.
10804 * hsa-regalloc.c: Likewise.
10805 * ipa-hsa.c: Likewise.
10806 * omp-expand.c: Likewise.
10807 * omp-low.c: Likewise.
10808 * toplev.c: Likewise.
10810 2017-01-20 Marek Polacek <polacek@redhat.com>
10812 PR c/64279
10813 * doc/invoke.texi: Document -Wduplicated-branches.
10814 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
10815 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
10816 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
10817 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
10818 return 0 only when not OEP_LEXICOGRAPHIC.
10819 (fold_build_cleanup_point_expr): Use the expression
10820 location when building CLEANUP_POINT_EXPR.
10821 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
10822 * tree.c (add_expr): Handle error_mark_node.
10824 2017-01-20 Martin Liska <mliska@suse.cz>
10826 PR lto/69188
10827 * tree-profile.c (init_ic_make_global_vars): Do not call
10828 finalize_decl.
10829 (gimple_init_gcov_profiler): Likewise.
10831 2017-01-20 Martin Liska <mliska@suse.cz>
10833 PR ipa/71190
10834 * cgraph.h (maybe_create_reference): Remove argument and
10835 update comment.
10836 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
10837 argument.
10838 * ipa-cp.c (create_specialized_node): Likewise.
10839 * symtab.c (symtab_node::maybe_create_reference): Handle
10840 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
10842 2017-01-20 Martin Liska <mliska@suse.cz>
10844 * read-rtl-function.c (function_reader::create_function): Use
10845 build_decl instread of build_decl_stat.
10847 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
10849 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
10850 * config/i386/avx512dqintrin.h: Ditto.
10851 * config/i386/avx512fintrin.h: Ditto.
10852 * config/i386/i386-builtin-types.def: Add new types.
10853 * gcc/config/i386/i386.c: Handle new types.
10854 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
10855 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
10856 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
10857 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
10858 (__builtin_ia32_kshiftridi): New.
10859 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
10861 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
10863 PR target/78875
10864 PR target/79140
10865 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
10866 define to rs6000_init_stack_protect_guard.
10867 (rs6000_init_stack_protect_guard): New function.
10869 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10870 Yunqiang Su <yunqiang.su@imgtec.com>
10872 * config.gcc (supported_defaults): Add madd4.
10873 (with_madd4): Add validation.
10874 (all_defaults): Add madd4.
10875 * config/mips/mips.opt (mmadd4): New option.
10876 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10877 mmadd4.
10878 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10879 __mips_no_madd4.
10880 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
10881 (ISA_HAS_FUSED_MADD4): Likewise.
10882 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
10883 * gcc/doc/install.texi (--with-madd4): Document the new option.
10885 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10887 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
10888 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
10889 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
10890 (aarch64_init_pauth_hint_builtins): New.
10891 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
10892 (aarch64_expand_builtin): Expand new builtins.
10894 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10896 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
10897 * combine-stack-adj.c (no_unhandled_cfa): Handle
10898 REG_CFA_TOGGLE_RA_MANGLE.
10899 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
10900 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
10901 info for return address signing.
10902 (aarch64_expand_epilogue): Likewise.
10904 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10906 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
10907 * config/aarch64/aarch64-protos.h
10908 (aarch64_return_address_signing_enabled): New declaration.
10909 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
10910 New function.
10911 (aarch64_expand_prologue): Sign return address before it's pushed onto
10912 stack.
10913 (aarch64_expand_epilogue): Authenticate return address fetched from
10914 stack.
10915 (aarch64_override_options): Sanity check for ILP32 and ISA level.
10916 (aarch64_attributes): New function attributes for "sign-return-address".
10917 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
10918 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
10919 ("*do_return"): Generate combined instructions according to key index.
10920 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
10921 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
10922 iterators.
10923 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
10924 * config/aarch64/aarch64.opt (msign-return-address=): New.
10925 * doc/extend.texi (AArch64 Function Attributes): Documents
10926 "sign-return-address=".
10927 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
10929 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10931 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
10932 overall option summary.
10934 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10936 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
10937 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
10938 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
10939 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
10941 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
10943 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
10944 -mpower9-minmax by default for -mcpu=power9.
10945 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
10946 128-bit floating point.
10948 2017-01-20 Alan Modra <amodra@gmail.com>
10950 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
10951 optimizing for size.
10953 2017-01-20 Alan Modra <amodra@gmail.com>
10955 PR target/79144
10956 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
10957 for strcmp and strncmp from corresponding builtin decl.
10959 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10961 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
10962 instead of i386/rtems-64.h.
10963 * config/i386/rtems-64.h: Remove.
10965 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10967 PR target/78478
10968 Revert:
10969 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
10971 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
10973 2017-01-19 Tamar Christina <tamar.christina@arm.com>
10975 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
10976 Change int to HOST_WIDE_INT.
10977 * config/aarch64/aarch64-protos.h
10978 (aarch64_simd_gen_const_vector_dup): Likewise.
10979 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
10981 2017-01-19 David Malcolm <dmalcolm@redhat.com>
10983 * langhooks-def.h (lhd_type_for_size): New decl.
10984 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
10985 * langhooks.c (lhd_type_for_size): New function, taken from
10986 lto_type_for_size.
10988 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
10990 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
10991 define_bypass for CR latency.
10992 (power9-cracked-alu): Update bypass latency and remove power9-branch.
10993 (power9-alu2): Add define_bypass for CR latency.
10994 (power9-cmp): New.
10995 (power9-mul): Update insn latency.
10996 (power9-mul-compare): Update insn latency, bypass latency and remove
10997 power9-branch.
10999 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11001 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
11002 Delete.
11003 * config/aarch64/aarch64.md
11004 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
11005 aarch64_nopcrelative_literal_loads.
11006 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
11008 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
11010 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
11011 TARGET_LOONGSON_3A.
11012 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
11014 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
11016 PR target/78176
11017 * config.gcc (supported_defaults): Add lxc1-sxc1.
11018 (with_lxc1_sxc1): Add validation.
11019 (all_defaults): Add lxc1-sxc1.
11020 * config/mips/mips.opt (mlxc1-sxc1): New option.
11021 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
11022 mlxc1-sxc1.
11023 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
11024 __mips_no_lxc1_sxc1.
11025 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
11026 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
11027 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
11029 2017-01-19 Richard Biener <rguenther@suse.de>
11031 PR tree-optimization/72488
11032 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
11033 sure to restore SSA info.
11034 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
11036 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
11038 PR rtl-optimization/79121
11039 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
11040 of the inner type when shifting an extended value.
11042 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
11044 PR lto/78407
11045 * symtab.c (symtab_node::equal_address_to): Fix comparing of
11046 interposable aliases.
11048 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
11050 PR target/78516
11051 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
11052 Use the evmergelohi instruction.
11053 (mov_si<mode>_e500_subreg4_2_le): Likewise.
11054 (mov_sitf_e500_subreg8_2_be): Likewise.
11055 (mov_sitf_e500_subreg12_2_le): Likewise.
11056 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
11057 (mov_si<mode>_e500_subreg4_2_be): Likewise.
11058 (mov_sitf_e500_subreg8_2_le): Likewise.
11059 (mov_sitf_e500_subreg12_2_be): Likewise.
11061 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11063 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
11064 attribute from vecsimple to vecperm.
11065 (altivec_vbpermq2): Likewise.
11067 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11069 PR target/79040
11070 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
11072 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11073 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
11074 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
11075 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
11076 case where N arg is SIZE_MAX.
11077 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
11078 (cmpstrsi): Add pattern.
11080 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
11082 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
11083 __builtin_vec_revb builtins.
11084 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
11085 built-in functions to support generation of the ISA 3.0 XXBR<x>
11086 vector byte reverse instructions.
11087 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
11088 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
11089 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
11090 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
11091 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
11092 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
11093 (P9V_BUILTIN_VEC_REVB): Likewise.
11094 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
11095 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
11096 (p9_xxbrq_v16qi): Likewise.
11097 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
11098 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
11099 (p9_xxbrh_v8hi): Likewise.
11100 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
11101 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
11102 vec_revb built-in functions.
11104 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
11106 PR rtl-optimization/78952
11107 * config/i386/i386.md (any_extract): New code iterator.
11108 (*insvqi_2): Use any_extract for source operand.
11109 (*insvqi_3): Use any_shiftrt for source operand.
11111 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
11113 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
11114 New function.
11115 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
11117 2017-01-18 Matthias Klose <doko@ubuntu.com>
11119 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
11121 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11123 * config/rs6000/altivec.h (vec_bperm): Change #define.
11124 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
11125 (altivec_vbpermq2): New define_insn.
11126 (altivec_vbpermd): Likewise.
11127 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
11128 function interface.
11129 (VBPERMD): Likewise.
11130 (VBPERM): New polymorphic function interface.
11131 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
11132 Add entries for P9V_BUILTIN_VEC_VBPERM.
11133 * doc/extend.texi: Add interfaces for vec_bperm.
11135 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11137 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
11138 first letter of error messages.
11139 (s390_resolve_overloaded_builtin): Likewise.
11140 * config/s390/s390.c (s390_expand_builtin): Likewise.
11141 (s390_invalid_arg_for_unprototyped_fn): Likewise.
11142 (s390_valid_target_attribute_inner_p): Likewise.
11143 * config/s390/s390.md ("tabort"): Likewise.
11145 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
11147 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
11148 (ISA_AVOID_DIV_HILO): New macro.
11149 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
11150 (ISA_HAS_DDIV): Likewise.
11152 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
11154 * doc/invoke.texi (fabi-version): Correct number of occurrences.
11156 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
11158 * doc/invoke.texi (fabi-version): Spelling fix.
11160 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
11162 PR c++/70182
11163 * doc/invoke.texi (fabi-version): Mention mangling fix for
11164 operator names.
11166 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
11168 PR c++/77489
11169 * doc/invoke.texi (fabi-version): Document discriminator mangling.
11171 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
11173 PR target/78875
11174 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
11175 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
11176 the new options.
11177 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
11178 flexible settings.
11179 (stack_protect_test): Ditto.
11180 * config/rs6000/rs6000.opt (mstack-protector-guard=,
11181 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
11182 options.
11183 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
11184 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
11185 -mstack-protector-guard-offset=.
11186 (RS/6000 and PowerPC Options): Ditto.
11188 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
11190 * config/i386/i386.h (MASK_CLASS_P): New define.
11191 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
11192 there are no registers from different register sets also when
11193 mask registers are used. Update function comment.
11194 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
11195 to (*k/*r) and (*k/*km) alternatives.
11197 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
11199 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
11200 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
11201 (EH_RETURN_HANDLER_RTX): New define.
11202 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
11203 Force frame pointer in EH return functions.
11204 (aarch64_expand_epilogue): Add barrier for eh_return.
11205 (aarch64_final_eh_return_addr): Remove.
11206 (aarch64_eh_return_handler_rtx): New function.
11207 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
11208 Remove.
11209 (aarch64_eh_return_handler_rtx): New prototype.
11211 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11213 * config/rs6000/altivec.h (vec_rlmi): New #define.
11214 (vec_vrlnm): Likewise.
11215 (vec_rlnm): Likewise.
11216 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
11217 (UNSPEC_VRLNM): Likewise.
11218 (VIlong): New mode iterator.
11219 (altivec_vrl<VI_char>mi): New define_insn.
11220 (altivec_vrl<VI_char>nm): Likewise.
11221 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
11222 function entry.
11223 (VRLDNM): Likewise.
11224 (RLNM): New polymorphic function entry.
11225 (VRLWMI): New monomorphic function entry.
11226 (VRLDMI): Likewise.
11227 (RLMI): New polymorphic function entry.
11228 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
11229 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
11230 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
11231 vec_vrlnm.
11233 2017-01-17 Jakub Jelinek <jakub@redhat.com>
11235 PR debug/78839
11236 * dwarf2out.c (field_byte_offset): Restore the
11237 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
11238 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
11239 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
11240 of build2 + fold.
11242 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
11244 PR ada/67205
11245 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
11247 2017-01-17 Jakub Jelinek <jakub@redhat.com>
11249 PR debug/71669
11250 * dwarf2out.c (add_data_member_location_attribute): For constant
11251 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
11252 instead of DW_AT_data_member_location, DW_AT_bit_offset and
11253 DW_AT_byte_size attributes.
11255 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
11257 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
11258 after forcing to constant memory when the code model is medium.
11260 2017-01-17 Julia Koval <julia.koval@intel.com>
11262 PR target/76731
11263 * config/i386/avx512fintrin.h
11264 (_mm512_i32gather_ps): Change __addr type to void const*.
11265 (_mm512_mask_i32gather_ps): Ditto.
11266 (_mm512_i32gather_pd): Ditto.
11267 (_mm512_mask_i32gather_pd): Ditto.
11268 (_mm512_i64gather_ps): Ditto.
11269 (_mm512_mask_i64gather_ps): Ditto.
11270 (_mm512_i64gather_pd): Ditto.
11271 (_mm512_mask_i64gather_pd): Ditto.
11272 (_mm512_i32gather_epi32): Ditto.
11273 (_mm512_mask_i32gather_epi32): Ditto.
11274 (_mm512_i32gather_epi64): Ditto.
11275 (_mm512_mask_i32gather_epi64): Ditto.
11276 (_mm512_i64gather_epi32): Ditto.
11277 (_mm512_mask_i64gather_epi32): Ditto.
11278 (_mm512_i64gather_epi64): Ditto.
11279 (_mm512_mask_i64gather_epi64): Ditto.
11280 (_mm512_i32scatter_ps): Change __addr type to void*.
11281 (_mm512_mask_i32scatter_ps): Ditto.
11282 (_mm512_i32scatter_pd): Ditto.
11283 (_mm512_mask_i32scatter_pd): Ditto.
11284 (_mm512_i64scatter_ps): Ditto.
11285 (_mm512_mask_i64scatter_ps): Ditto.
11286 (_mm512_i64scatter_pd): Ditto.
11287 (_mm512_mask_i64scatter_pd): Ditto.
11288 (_mm512_i32scatter_epi32): Ditto.
11289 (_mm512_mask_i32scatter_epi32): Ditto.
11290 (_mm512_i32scatter_epi64): Ditto.
11291 (_mm512_mask_i32scatter_epi64): Ditto.
11292 (_mm512_i64scatter_epi32): Ditto.
11293 (_mm512_mask_i64scatter_epi32): Ditto.
11294 (_mm512_i64scatter_epi64): Ditto.
11295 (_mm512_mask_i64scatter_epi64): Ditto.
11296 * config/i386/avx512pfintrin.h
11297 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
11298 (_mm512_mask_prefetch_i32gather_ps): Ditto.
11299 (_mm512_mask_prefetch_i64gather_pd): Ditto.
11300 (_mm512_mask_prefetch_i64gather_ps): Ditto.
11301 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
11302 (_mm512_prefetch_i32scatter_ps): Ditto.
11303 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
11304 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
11305 (_mm512_prefetch_i64scatter_pd): Ditto.
11306 (_mm512_prefetch_i64scatter_ps): Ditto.
11307 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
11308 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
11309 * config/i386/avx512vlintrin.h
11310 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
11311 (_mm_mmask_i32gather_ps): Ditto.
11312 (_mm256_mmask_i32gather_pd): Ditto.
11313 (_mm_mmask_i32gather_pd): Ditto.
11314 (_mm256_mmask_i64gather_ps): Ditto.
11315 (_mm_mmask_i64gather_ps): Ditto.
11316 (_mm256_mmask_i64gather_pd): Ditto.
11317 (_mm_mmask_i64gather_pd): Ditto.
11318 (_mm256_mmask_i32gather_epi32): Ditto.
11319 (_mm_mmask_i32gather_epi32): Ditto.
11320 (_mm256_mmask_i32gather_epi64): Ditto.
11321 (_mm_mmask_i32gather_epi64): Ditto.
11322 (_mm256_mmask_i64gather_epi32): Ditto.
11323 (_mm_mmask_i64gather_epi32): Ditto.
11324 (_mm256_mmask_i64gather_epi64): Ditto.
11325 (_mm_mmask_i64gather_epi64): Ditto.
11326 (_mm256_i32scatter_ps): Change __addr type to void*.
11327 (_mm256_mask_i32scatter_ps): Ditto.
11328 (_mm_i32scatter_ps): Ditto.
11329 (_mm_mask_i32scatter_ps): Ditto.
11330 (_mm256_i32scatter_pd): Ditto.
11331 (_mm256_mask_i32scatter_pd): Ditto.
11332 (_mm_i32scatter_pd): Ditto.
11333 (_mm_mask_i32scatter_pd): Ditto.
11334 (_mm256_i64scatter_ps): Ditto.
11335 (_mm256_mask_i64scatter_ps): Ditto.
11336 (_mm_i64scatter_ps): Ditto.
11337 (_mm_mask_i64scatter_ps): Ditto.
11338 (_mm256_i64scatter_pd): Ditto.
11339 (_mm256_mask_i64scatter_pd): Ditto.
11340 (_mm_i64scatter_pd): Ditto.
11341 (_mm_mask_i64scatter_pd): Ditto.
11342 (_mm256_i32scatter_epi32): Ditto.
11343 (_mm256_mask_i32scatter_epi32): Ditto.
11344 (_mm_i32scatter_epi32): Ditto.
11345 (_mm_mask_i32scatter_epi32): Ditto.
11346 (_mm256_i32scatter_epi64): Ditto.
11347 (_mm256_mask_i32scatter_epi64): Ditto.
11348 (_mm_i32scatter_epi64): Ditto.
11349 (_mm_mask_i32scatter_epi64): Ditto.
11350 (_mm256_i64scatter_epi32): Ditto.
11351 (_mm256_mask_i64scatter_epi32): Ditto.
11352 (_mm_i64scatter_epi32): Ditto.
11353 (_mm_mask_i64scatter_epi32): Ditto.
11354 (_mm256_i64scatter_epi64): Ditto.
11355 (_mm256_mask_i64scatter_epi64): Ditto.
11356 (_mm_i64scatter_epi64): Ditto.
11357 (_mm_mask_i64scatter_epi64): Ditto.
11358 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
11359 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
11360 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
11361 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
11362 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
11363 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
11364 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
11365 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
11366 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
11367 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
11368 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
11369 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
11370 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
11371 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
11372 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
11373 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
11374 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
11375 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
11376 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
11377 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
11378 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
11379 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
11380 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
11381 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
11382 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
11383 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
11384 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
11385 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
11386 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
11387 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
11388 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
11389 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
11390 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
11391 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
11392 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
11393 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
11394 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
11395 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
11396 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
11397 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
11398 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
11399 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
11400 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
11401 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
11402 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
11403 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
11404 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
11405 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
11406 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
11407 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
11408 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
11409 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
11410 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
11411 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
11412 definitions accordingly.
11414 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
11415 Kuan-Lin Chen <kuanlinchentw@gmail.com>
11417 PR target/79079
11418 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
11419 gen_lowpart.
11421 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
11423 PR target/79058
11424 * ira-conflicts.c (ira_build_conflicts): Update total conflict
11425 hard regs for inner regno.
11427 2017-01-17 Martin Liska <mliska@suse.cz>
11429 PR ipa/71207
11430 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
11431 assumption and add comment.
11433 2017-01-17 Nathan Sidwell <nathan@acm.org>
11435 * ipa-visibility.c (localize_node): New function, broken out of ...
11436 (function_and_variable_visibility): ... here. Call it.
11438 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
11440 PR middle-end/77445
11441 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
11442 correctly set frequency of oudgoing edge.
11443 (duplicate_thread_path): Fix profile updating.
11445 2017-01-17 Jakub Jelinek <jakub@redhat.com>
11447 PR other/79046
11448 * configure.ac: Add GCC_BASE_VER.
11449 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
11450 version from BASE-VER file.
11451 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
11452 (gcc.o): Depend on $(BASEVER).
11453 * common.opt (dumpfullversion): New option.
11454 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
11455 * doc/invoke.texi: Document -dumpfullversion.
11456 * doc/install.texi: Document --with-gcc-major-version-only.
11457 * configure: Regenerated.
11459 2017-01-17 Richard Biener <rguenther@suse.de>
11461 PR tree-optimization/71433
11462 * tree-vrp.c (register_new_assert_for): Merge same asserts
11463 on all incoming edges.
11464 (process_assert_insertions_for): Handle insertions at the
11465 beginning of BBs.
11467 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
11469 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
11470 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
11472 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
11474 PR target/78633
11475 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
11476 RTL sharing.
11478 2017-01-17 Alan Modra <amodra@gmail.com>
11480 PR target/79066
11481 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
11482 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
11483 symbolic stack limit when pic.
11485 2017-01-16 Martin Sebor <msebor@redhat.com>
11487 PR tree-optimization/78608
11488 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
11490 2017-01-16 Jeff Law <law@redhat.com>
11492 Revert:
11493 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
11494 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
11495 for several include directories that may be relative to sysroot.
11496 * config/i386/x-mingw32 (gplus_includedir): Define.
11497 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
11498 (native_system_includedir): Likewise.
11499 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
11500 override if TARGET_SYSTEM_ROOT is defined.
11501 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
11503 PR tree-optimization/79090
11504 PR tree-optimization/33562
11505 PR tree-optimization/61912
11506 PR tree-optimization/77485
11507 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
11508 and computed trims into the dump file.
11510 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
11512 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
11514 2017-01-16 Jakub Jelinek <jakub@redhat.com>
11516 PR c/79089
11517 * gimplify.c (gimplify_init_constructor): If want_value and
11518 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
11519 fix.
11521 PR target/79080
11522 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
11523 sequence. Formatting fixes.
11524 (doloop_optimize): Formatting fixes.
11526 PR driver/49726
11527 * gcc.c (debug_level_greater_than_spec_func): New function.
11528 (static_spec_functions): Add debug-level-gt spec function.
11529 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
11530 !g0.
11531 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11532 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11533 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
11534 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
11535 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
11536 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
11538 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
11540 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
11541 QImode fixups to general and mask registers only.
11543 2017-01-16 Carl Love <cel@us.ibm.com>
11545 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
11546 for built-in functions
11547 vector signed char vec_nabs (vector signed char)
11548 vector signed short vec_nabs (vector signed short)
11549 vector signed int vec_nabs (vector signed int)
11550 vector signed long long vec_nabs (vector signed long long)
11551 vector float vec_nabs (vector float)
11552 vector double vec_nabs (vector double)
11553 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
11554 and NABS overload.
11555 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
11556 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
11557 * doc/extend.texi: Update the documentation file for the new built-in
11558 functions.
11560 2017-01-16 Martin Sebor <msebor@redhat.com>
11562 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
11563 message.
11565 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11567 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
11568 UNSPEC_VSX__XXSPLTD to require special splat handling.
11570 2017-01-16 David Malcolm <dmalcolm@redhat.com>
11572 PR bootstrap/78616
11573 * system.h: Poison strndup.
11575 2017-01-16 Alan Modra <amodra@gmail.com>
11577 PR target/79098
11578 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
11579 use a switch.
11581 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
11583 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
11585 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
11587 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
11588 call recog here. Assert that INSN_CODE (insn) is non-negative.
11590 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11592 PR target/72749
11593 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
11594 fallthrough.
11595 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
11596 in the currently scheduled RTL fragment.
11598 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11600 PR rtl-optimization/78751
11601 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
11602 give up.
11604 2017-01-14 Jeff Law <law@redhat.com>
11606 PR tree-optimization/79090
11607 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
11608 variable length stores.
11609 (compute_trims): Delete dead assignment to *trim_tail.
11610 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
11611 zero length.
11613 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
11615 PR rtl-optimization/78626
11616 PR rtl-optimization/78727
11617 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
11618 of a block, and split such blocks after everything else is finished.
11620 2017-01-14 Alan Modra <amodra@gmail.com>
11622 PR target/72749
11623 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
11624 target legitimate_combined_insn.
11625 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
11626 (rs6000_legitimate_combined_insn): New function.
11627 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
11628 all uses.
11629 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
11630 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
11631 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
11633 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
11635 * doc/frontends.texi (G++ and GCC): Remove references to Java.
11637 2017-01-13 Jeff Law <law@redhat.com>
11639 PR tree-optimization/33562
11640 PR tree-optimization/61912
11641 PR tree-optimization/77485
11642 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
11643 a statement.
11644 (delete_dead_assignment): Likewise.
11645 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
11646 statement to delete_dead_call and delete_dead_assignment.
11648 2017-01-13 David Malcolm <dmalcolm@redhat.com>
11650 PR c/78304
11651 * substring-locations.c (format_warning_va): Strengthen case 1 so
11652 that both endpoints of the substring must be within the format
11653 range for just the substring to be printed.
11655 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
11657 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
11658 * config/i386/i386.c (ix86_target_string): Add missing options
11659 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
11660 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
11661 flags_other and ix86_target_other to flags2_other. Display unknown
11662 isa2 options.
11663 (ix86_valid_target_attribute_inner_p): Add missing options and
11664 reorder options by implied ISAs, as in ix86_target_string.
11666 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11668 * hash-table.h (hash_table::too_empty_p): New function.
11669 (hash_table::expand): Use it.
11670 (hash_table::traverse): Likewise.
11671 (hash_table::empty_slot): Use sizeof (value_type) instead of
11672 sizeof (PTR) to convert bytes to elements. Shrink the table
11673 if the current size is excessive for the current number of
11674 elements.
11676 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11678 * ira-costs.c (record_reg_classes): Break from the inner loop
11679 early once alt_fail is known to be true. Update outer loop
11680 handling accordingly.
11682 2017-01-13 Jeff Law <law@redhat.com>
11684 * tree-ssa-dse.c (decrement_count): New function.
11685 (increment_start_addr, maybe_trim_memstar_call): Likewise.
11686 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
11687 when we know the partially dead statement is a mem* function.
11689 PR tree-optimization/61912
11690 PR tree-optimization/77485
11691 * tree-ssa-dse.c: Include expr.h.
11692 (maybe_trim_constructor_store): New function.
11693 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
11695 PR tree-optimization/33562
11696 PR tree-optimization/61912
11697 PR tree-optimization/77485
11698 * doc/invoke.texi: Document new dse-max-object-size param.
11699 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
11700 * tree-ssa-dse.c: Include params.h.
11701 (dse_store_status): New enum.
11702 (initialize_ao_ref_for_dse): New, partially extracted from
11703 dse_optimize_stmt.
11704 (valid_ao_ref_for_dse, normalize_ref): New.
11705 (setup_live_bytes_from_ref, compute_trims): Likewise.
11706 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
11707 (maybe_trim_partially_dead_store): Likewise.
11708 (maybe_trim_complex_store): Likewise.
11709 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
11710 Track what bytes live from the original store. Return tri-state
11711 for dead, partially dead or live.
11712 (dse_dom_walker): Add constructor, destructor and new private members.
11713 (delete_dead_call, delete_dead_assignment): New extracted from
11714 dse_optimize_stmt.
11715 (dse_optimize_stmt): Make a member of dse_dom_walker.
11716 Use initialize_ao_ref_for_dse.
11718 PR tree-optimization/33562
11719 PR tree-optimization/61912
11720 PR tree-optimization/77485
11721 * sbitmap.h (bitmap_count_bits): Prototype.
11722 (bitmap_clear_range, bitmap_set_range): Likewise.
11723 * sbitmap.c (bitmap_clear_range): New function.
11724 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
11726 2017-01-13 Martin Liska <mliska@suse.cz>
11728 PR ipa/79043
11729 * function.c (set_cfun): Add new argument force.
11730 * function.h (set_cfun): Likewise.
11731 * ipa-inline-transform.c (inline_call): Use the function when
11732 strict alising from is dropped for function we inline to.
11734 2017-01-13 Richard Biener <rguenther@suse.de>
11736 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
11737 for dumping GIMPLE INTEGER_CSTs.
11739 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11741 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
11742 to 201112L since C++17.
11744 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
11746 PR sanitizer/78887
11747 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
11748 if -fsanitize=kernel-address is present.
11750 2017-01-13 Richard Biener <rguenther@suse.de>
11752 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
11753 as _Literal ( type ) number in case usual suffixes do not
11754 preserve all information.
11756 2017-01-13 Richard Biener <rguenther@suse.de>
11758 PR tree-optimization/77283
11759 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
11760 and ssa-iterators.h.
11761 (is_feasible_trace): Implement a cost model based on joiner
11762 PHI node uses.
11764 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11766 PR target/79004
11767 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
11768 char or short to __float128/_Float128 directly.
11770 2017-01-12 Martin Sebor <msebor@redhat.com>
11772 to -Wformat-overflow.
11773 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
11774 (min_bytes_remaining): Same.
11775 (get_string_length): Same.
11776 (format_string): Same.
11777 (format_directive): Same.
11778 (add_bytes): Same.
11779 (pass_sprintf_length::handle_gimple_call): Same.
11781 2017-01-12 Jakub Jelinek <jakub@redhat.com>
11783 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
11784 info.nowrite calls with no lhs that can't throw. Return bool
11785 whether gsi_remove has been called or not.
11786 (pass_sprintf_length::handle_gimple_call): Return bool whether
11787 try_substitute_return_value called gsi_remove. Formatting fix.
11788 (pass_sprintf_length::execute): Don't use gsi_remove if
11789 handle_gimple_call returned true.
11791 PR bootstrap/79069
11792 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
11793 be removed due to side-effects, don't remove following barrier nor
11794 turn the successor edge into fallthru edge.
11796 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11798 PR target/79044
11799 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
11800 element-reversing loads and stores as not swappable.
11802 2017-01-12 Nathan Sidwell <nathan@acm.org>
11803 Nicolai Stange <nicstange@gmail.com>
11805 * combine.c (try_combine): Don't ignore result of overlap checking
11806 loop. Combine overlap & asm check into single loop.
11808 2017-01-12 Richard Biener <rguenther@suse.de>
11810 * tree-pretty-print.c (dump_generic_node): Provide -gimple
11811 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
11813 2017-01-12 Richard Biener <rguenther@suse.de>
11815 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
11816 and TS_TARGET_OPTION directly derive from TS_BASE.
11817 * tree-core.h (tree_optimization_option): Derive from tree_base.
11818 (tree_target_option): Likewise.
11820 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
11822 * config/i386/i386.c (memory_address_length): Increase len
11823 only when rip_relative_addr_p returns false.
11825 2017-01-11 Julia Koval <julia.koval@intel.com>
11827 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
11828 (OPTION_MASK_ISA_SGX_SET): New.
11829 (ix86_handle_option): Handle OPT_msgx.
11830 * config.gcc: Added sgxintrin.h.
11831 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
11832 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
11833 * config/i386/i386.c (ix86_target_string): Add -msgx.
11834 (PTA_SGX): New.
11835 (ix86_option_override_internal): Handle new options.
11836 (ix86_valid_target_attribute_inner_p): Add sgx.
11837 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
11838 * config/i386/i386.opt: Add msgx.
11839 * config/i386/sgxintrin.h: New file.
11840 * config/i386/x86intrin.h: Add sgxintrin.h.
11842 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11844 PR c++/71537
11845 * fold-const.c (maybe_nonzero_address): Return 1 for function
11846 local objects.
11847 (tree_single_nonzero_warnv_p): Don't handle function local objects
11848 here.
11850 PR c++/72813
11851 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
11852 of c-header.
11854 2017-01-11 David Malcolm <dmalcolm@redhat.com>
11856 PR driver/78877
11857 * opts.c: Include "spellcheck.h"
11858 (struct string_fragment): New struct.
11859 (struct edit_distance_traits<const string_fragment &>): New
11860 struct.
11861 (get_closest_sanitizer_option): New function.
11862 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
11864 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11866 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
11867 by 12.
11868 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
11869 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
11870 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
11871 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
11872 for initial die_offset if dwarf_split_debug_info.
11873 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
11874 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
11875 fields.
11876 (output_skeleton_debug_sections): Formatting fix. Use
11877 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
11878 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
11880 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
11882 * config/arm/cortex-a53.md: Add bypasses for
11883 cortex_a53_r2f_cvt.
11884 (cortex_a53_r2f): Only use for transfers.
11885 (cortex_a53_f2r): Likewise.
11886 (cortex_a53_r2f_cvt): Add reservation for conversions.
11887 (cortex_a53_f2r_cvt): Likewise.
11889 2017-01-11 Tamar Christina <tamar.christina@arm.com>
11891 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
11892 to all inlined functions, change static to extern.
11894 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
11896 PR target/78253
11897 * config/arm/arm.c (legitimize_pic_address): Handle reference to
11898 weak symbol.
11899 (arm_assemble_integer): Likewise.
11901 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
11903 * config.gcc: Use new awk script to check CPU, FPU and architecture
11904 parameters for --with-... options.
11905 * config/arm/parsecpu.awk: New file
11906 * config/arm/arm-cpus.in: New file.
11907 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
11908 files.
11909 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
11910 files.
11911 * config/arm/t-arm: Update dependency rules.
11912 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
11913 of processing .def files.
11914 * config/arm/genopt.sh: Deleted.
11915 * config/arm/gentune.sh: Deleted.
11916 * config/arm/arm-cores.def: Deleted.
11917 * config/arm/arm-arches.def: Deleted.
11918 * config/arm/arm-fpus.def: Deleted.
11919 * config/arm/arm-tune.md: Regenerated.
11920 * config/arm/arm-tables.opt: Regenerated.
11921 * config/arm/arm-cpu.h: New generated file.
11922 * config/arm/arm-cpu-data.h: New generated file.
11923 * config/arm/arm-cpu-cdata.h: New generated file.
11925 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
11927 PR lto/79042
11928 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
11929 bit.
11930 (input_varpool_node): Unpack dynamically_initialized bit.
11932 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
11934 PR rtl-optimization/79032
11935 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
11936 the alignment of the adjusted memory reference against that of MODE,
11937 instead of the alignment of the original memory reference.
11939 2017-01-11 Martin Jambor <mjambor@suse.cz>
11941 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
11942 test.
11943 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
11944 decorated functions.
11946 2017-01-11 Richard Biener <rguenther@suse.de>
11948 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
11949 set range/nonnull info for PHI results. Do not set it on
11950 stmts marked for removal.
11952 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
11954 * expr.c (store_field): In the bitfield case, fetch the return value
11955 from the registers before applying a single big-endian adjustment.
11956 Always do a final load for a BLKmode value not larger than a word.
11958 2017-01-10 David Malcolm <dmalcolm@redhat.com>
11960 PR c++/77949
11961 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11962 that we correctly handle column numbers greater than
11963 LINE_MAP_MAX_COLUMN_NUMBER.
11965 2017-01-10 Martin Sebor <msebor@redhat.com>
11967 PR middle-end/78245
11968 * gimple-ssa-sprintf.c (get_destination_size): Call
11969 {init,fini}object_sizes.
11970 * tree-object-size.c (addr_object_size): Adjust.
11971 (pass_through_call): Adjust.
11972 (pass_object_sizes::execute): Adjust.
11973 * tree-object-size.h (fini_object_sizes): Declare.
11975 2017-01-10 Martin Sebor <msebor@redhat.com>
11977 PR tree-optimization/78775
11978 * builtins.c (get_size_range): Move...
11979 * calls.c: ...to here.
11980 (alloc_max_size): Accept zero argument.
11981 (operand_signed_p): Remove.
11982 (maybe_warn_alloc_args_overflow): Call get_size_range.
11983 * calls.h (get_size_range): Declare.
11985 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
11987 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
11988 from TI's devices.csv file as of September 2016.
11989 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
11991 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
11993 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
11994 * doc/invoke.texi: Likewise.
11995 * doc/md.texi: Likewise.
11996 * doc/objc.texi: Likewise.
11998 2017-01-10 Joshua Conner <joshconner@google.com>
12000 * config/arm/fuchsia-elf.h: New file.
12001 * config/fuchsia.h: New file.
12002 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
12003 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
12004 targets.
12005 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
12007 2016-01-10 Richard Biener <rguenther@suse.de>
12009 PR tree-optimization/79034
12010 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
12011 Propagate out degenerate PHIs in the joiner.
12013 2017-01-10 Martin Liska <mliska@suse.cz>
12015 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
12016 (sort_congruence_classes_by_decl_uid): Likewise.
12017 (sort_congruence_class_groups_by_decl_uid): Likewise.
12018 (sem_item_optimizer::merge_classes): Sort class, groups in these
12019 classes and members in the groups by DECL_UID of declarations.
12020 This would make merge operations stable.
12022 2017-01-10 Martin Liska <mliska@suse.cz>
12024 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
12025 usage of m_classes_vec.
12026 (sem_item_optimizer::~sem_item_optimizer): Likewise.
12027 (sem_item_optimizer::get_group_by_hash): Likewise.
12028 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
12029 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
12030 (sem_item_optimizer::verify_classes): Likewise.
12031 (sem_item_optimizer::process_cong_reduction): Likewise.
12032 (sem_item_optimizer::dump_cong_classes): Likewise.
12033 (sem_item_optimizer::merge_classes): Likewise.
12034 * ipa-icf.h (congruence_class_hash): Rename from
12035 congruence_class_group_hash. Remove declaration of m_classes_vec.
12037 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
12039 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
12040 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
12041 * config.gcc: Add avx512vpopcntdqintrin.h.
12042 * config/i386/avx512vpopcntdqintrin.h: New.
12043 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
12044 * config/i386/i386-builtin-types.def: Add new types.
12045 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
12046 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
12047 __builtin_ia32_vpopcountq_v8di_mask): New.
12048 * config/i386/i386-c.c (ix86_target_macros_internal): Define
12049 __AVX512VPOPCNTDQ__.
12050 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
12051 (PTA_AVX512VPOPCNTDQ): Define.
12052 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
12053 TARGET_AVX512VPOPCNTDQ_P): Define.
12054 * config/i386/i386.opt: Add mavx512vpopcntdq.
12055 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
12056 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
12058 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12060 PR middle-end/77484
12061 * predict.def (PRED_CALL): Set to 67.
12063 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
12065 * expr.c (store_field): In the bitfield case, if the value comes from
12066 a function call and is of an aggregate type returned in registers, do
12067 not modify the field mode; extract the value in all cases if the mode
12068 is BLKmode and the size is not larger than a word.
12070 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
12072 PR target/71017
12073 * config/i386/cpuid.h: Fix undefined behavior.
12075 2017-01-04 Jeff Law <law@redhat.com>
12077 PR tree-optimization/79007
12078 PR tree-optimization/67955
12079 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
12080 conservative for pt.null when flag_non_call_exceptions is on.
12082 2017-01-09 Jakub Jelinek <jakub@redhat.com>
12084 PR translation/79019
12085 PR translation/79020
12086 * params.def (PARAM_INLINE_MIN_SPEEDUP,
12087 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
12088 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
12089 in descriptions.
12090 * config/avr/avr.opt (maccumulate-args): Likewise.
12091 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
12092 * common.opt (freport-bug): Likewise.
12093 * cif-code.def (CIF_FINAL_ERROR): Likewise.
12094 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
12095 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
12096 translatable string.
12097 * config/i386/i386.c (function_value_32): Likewise.
12098 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
12099 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
12100 Likewise.
12101 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
12102 * common/config/msp430/msp430-common.c (msp430_handle_option):
12103 Likewise.
12104 * symtab.c (symtab_node::verify_base): Likewise.
12105 * opts.c (set_debug_level): Likewise.
12106 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
12107 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
12108 missing whitespace to translatable strings.
12109 * config/avr/avr.md (bswapsi2): Fix typo in comment.
12110 * config/sh/superh.h: Likewise.
12111 * config/i386/xopintrin.h: Likewise.
12112 * config/i386/znver1.md: Likewise.
12113 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
12114 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
12115 * double-int.h (struct double_int): Likewise.
12116 * double-int.c (div_and_round_double): Likewise.
12117 * wide-int.cc: Likewise.
12118 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
12119 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
12120 * cfgcleanup.c (crossjumps_occured): Renamed to ...
12121 (crossjumps_occurred): ... this.
12122 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
12123 Adjust all uses.
12125 PR tree-optimization/78899
12126 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
12127 returning bool return struct loop *, NULL for failure and the new
12128 loop on success.
12129 (versionable_outer_loop_p): Don't version outer loop if it has
12130 dont_vectorized bit set.
12131 (tree_if_conversion): When versioning outer loop, ensure
12132 tree_if_conversion is performed also on the inner loop of the
12133 non-vectorizable outer loop copy.
12134 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
12135 LOOP_VECTORIZED in inner loop of the scalar outer loop and
12136 prevent vectorization of it.
12137 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
12138 the outer loop vectorization of the non-scalar version is attempted
12139 before vectorization of the inner loop in scalar version. If
12140 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
12141 vectorization of its inner loop.
12142 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
12143 has 2 inner loops, rename also on edges from bb whose single pred
12144 is outer_loop->header. Fix typo in function comment.
12146 2017-01-09 Martin Sebor <msebor@redhat.com>
12148 PR bootstrap/79033
12149 * asan.c (asan_emit_stack_protection): Increase local buffer size
12150 to avoid snprintf truncation warning.
12152 2017-01-09 Andrew Pinski <apinski@cavium.com>
12154 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
12155 to reference thunderx2t99 for the tuning structure
12156 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
12157 Rename to ...
12158 (thunderx2t99_extra_costs): This.
12159 * config/aarch64/aarch64-tune.md: Regenerate.
12160 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
12161 (vulcan_addrcost_table): This.
12162 (vulcan_regmove_cost): Rename to ...
12163 (thunderx2t99_regmove_cost): This.
12164 (vulcan_vector_cost): Rename to ...
12165 (thunderx2t99_vector_cost): this.
12166 (vulcan_branch_cost): Rename to ...
12167 (thunderx2t99_branch_cost): This.
12168 (vulcan_tunings): Rename to ...
12169 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
12170 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
12172 2017-01-09 Martin Jambor <mjambor@suse.cz>
12174 PR ipa/78365
12175 PR ipa/78599
12176 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
12177 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
12178 (propagate_vr_accross_jump_function): Use the above function for all
12179 value range computations for pass-through jump functions and type
12180 converasion from explicit value range values.
12181 (ipcp_propagate_stage): Do not attempt to deduce types of formal
12182 parameters from TYPE_ARG_TYPES.
12183 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
12184 (ipa_write_node_info): Stream type of the actual argument.
12185 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
12187 2017-01-09 Martin Liska <mliska@suse.cz>
12189 PR pch/78970
12190 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
12191 (lookup_compiler): Do not show error message with have_E.
12193 2017-01-09 Jakub Jelinek <jakub@redhat.com>
12195 PR tree-optimization/78938
12196 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
12197 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
12198 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
12199 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
12200 fixes.
12202 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12204 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
12205 is const0_rtx.
12207 2017-01-09 Richard Biener <rguenther@suse.de>
12209 PR tree-optimization/78997
12210 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
12211 name condition properly.
12213 2017-01-09 Richard Biener <rguenther@suse.de>
12215 PR debug/79000
12216 * dwarf2out.c (is_cxx): New overload with context.
12217 (is_naming_typedef_decl): Use it.
12219 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
12221 * invoke.texi (Option Summary): Correct spacing in option lists
12222 and add line breaks to fix over-long lines.
12224 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
12226 PR middle-end/17660
12228 * extend.texi (Common Variable Attributes): Add xref to GCC
12229 Internals manual to explain mode attribute keywords.
12231 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
12233 PR other/16519
12234 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
12235 and Preprocessor Options.
12236 (Options for Linking): Document -pthread here....
12237 (RS/6000 and PowerPC Options): ...not here.
12238 (Solaris 2 Options): ...or here.
12239 * doc/cppopts.texi: Document -pthread.
12241 2017-01-08 Martin Sebor <msebor@redhat.com>
12243 PR middle-end/77708
12244 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
12245 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
12246 New member functions.
12247 (format_directive): Used them.
12248 (add_bytes): Same.
12249 (pass_sprintf_length::handle_gimple_call): Same.
12250 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
12251 to avoid truncation for any argument.
12252 (extract_affine_mul): Same.
12253 * tree.c (get_file_function_name): Same.
12255 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12257 PR middle-end/77484
12258 * predict.def (PRED_INDIR_CALL): Set to 86.
12260 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12262 PR preprocessor/54124
12263 * doc/cppopts.texi: Reformat -d subtable to list the full name
12264 of the options. Add cross-reference to the docs for the general
12265 compiler -d options.
12266 * doc/invoke.texi (Developer Options): Add cross-reference to the
12267 preprocessor-specific -d option documentation.
12269 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12271 PR preprocessor/13498
12272 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
12273 redudant material, and reflect new command-line options.
12274 (System Headers): Likewise.
12276 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12278 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
12279 -isystem, and -idirafter. Copy-edit.
12280 * doc/cppopts.texi: Copy-edit. Remove contradiction about
12281 default for -ftrack-macro-expansion. Delete obsolete and
12282 badly-formatted implementation details about -fdebug-cpp output.
12283 * doc/cppwarnopts.texi: Copy-edit.
12285 2017-01-07 David Malcolm <dmalcolm@redhat.com>
12287 PR c++/72803
12288 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
12289 that the transition from a max line width >= 1<<10 to narrower
12290 lines works correctly.
12292 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
12294 * doc/options.texi (PerFunction): New.
12295 * opt-functions.awk (switch_flags): Map both Optimization and
12296 PerFunction to CL_OPTIMIZATION.
12297 * opth-gen.awk: Test for PerFunction flag along with
12298 Optimization.
12299 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
12300 it only when the latter is present. Skip those that don't in
12301 the hash function generator.
12302 * common.opt (fvar-tracking): Mark as PerFunction instead of
12303 Optimization.
12304 (fvar-tracking-assignments): Likewise.
12305 (fvar-tracking-assignments-toggle): Likewise.
12306 (fvar-tracking-uninit): Likewise.
12308 2017-01-07 Jakub Jelinek <jakub@redhat.com>
12310 PR translation/79018
12311 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
12312 the and store.
12314 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
12316 PR target/57583
12317 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
12318 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
12319 TARGET_LONG_JUMP_TABLE_OFFSETS.
12320 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
12321 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
12322 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
12323 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
12324 * config/m68k/m68k.md (tablejump expander): Likewise.
12325 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
12326 TARGET_LONG_JUMP_TABLE_OFFSETS.
12327 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
12328 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
12330 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
12331 David Holsgrove <david.holsgrove@xilinx.com>
12333 * common/config/microblaze/microblaze-common.c
12334 (TARGET_EXCEPT_UNWIND_INFO): Remove.
12335 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
12336 New prototype.
12337 * config/microblaze/microblaze.c (microblaze_must_save_register)
12338 (microblaze_expand_epilogue, microblaze_return_addr): Handle
12339 calls_eh_return.
12340 (microblaze_eh_return): New function.
12341 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
12342 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
12343 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
12344 * config/microblaze/microblaze.md (eh_return): New pattern.
12346 2017-01-06 Jakub Jelinek <jakub@redhat.com>
12348 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
12349 GCC_DIAGNOSTIC_STRINGIFY): Define.
12351 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
12353 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12355 * config/arm/arm.md (<mcrr>): New.
12356 (<mrrc>): New.
12357 * config/arm/arm.c (arm_arch5te): New.
12358 (arm_option_override): Set arm_arch5te.
12359 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
12360 and mrrc2.
12361 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
12362 (arm_mcrr_qualifiers): ... this. New.
12363 (MRRC_QUALIFIERS): Define to...
12364 (arm_mrrc_qualifiers): ... this. New.
12365 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
12366 __arm_mrrc2): New.
12367 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
12368 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
12369 (MRRCI, mrrc, MRRC): New.
12370 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
12371 VUNSPEC_MRRC2): New.
12373 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12375 * config/arm/arm.md (<mcr>): New.
12376 (<mrc>): New.
12377 * config/arm/arm.c (arm_coproc_builtin_available): Add
12378 support for mcr, mrc, mcr2 and mrc2.
12379 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
12380 (arm_mcr_qualifiers): ... this. New.
12381 (MRC_QUALIFIERS): Define to ...
12382 (arm_mrc_qualifiers): ... this. New.
12383 (MCR_QUALIFIERS): Define to ...
12384 (arm_mcr_qualifiers): ... this. New.
12385 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
12386 __arm_mrc2): New.
12387 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
12388 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
12389 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
12390 VUNSPEC_MRC2): New.
12392 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12394 * config/arm/arm.md (*ldc): New.
12395 (*stc): New.
12396 (<ldc>): New.
12397 (<stc>): New.
12398 * config/arm/arm.c (arm_coproc_builtin_available): Add
12399 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
12400 (arm_coproc_ldc_stc_legitimate_address): New.
12401 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
12402 'qualifier_const_pointer'.
12403 (LDC_QUALIFIERS): Define to...
12404 (arm_ldc_qualifiers): ... this. New.
12405 (STC_QUALIFIERS): Define to...
12406 (arm_stc_qualifiers): ... this. New.
12407 * config/arm/arm-protos.h
12408 (arm_coproc_ldc_stc_legitimate_address): New.
12409 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
12410 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
12411 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
12412 stc2, stcl, stc2l): New.
12413 * config/arm/constraints.md (Uz): New.
12414 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
12415 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
12416 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
12417 VUNSPEC_STC2L): New.
12419 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12421 * config/arm/arm.md (<cdp>): New.
12422 * config/arm/arm.c (neon_const_bounds): Rename this ...
12423 (arm_const_bounds): ... this.
12424 (arm_coproc_builtin_available): New.
12425 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
12426 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
12427 (CDP_QUALIFIERS): Define to...
12428 (arm_cdp_qualifiers): ... this. New.
12429 (void_UP): Define.
12430 (arm_expand_builtin_args): Add case for 6 arguments.
12431 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
12432 (arm_const_bounds): ... this.
12433 (arm_coproc_builtin_available): New.
12434 * config/arm/arm_acle.h (__arm_cdp): New.
12435 (__arm_cdp2): New.
12436 * config/arm/arm_acle_builtins.def (cdp): New.
12437 (cdp2): New.
12438 * config/arm/iterators.md (CDPI,CDP,cdp): New.
12439 * config/arm/neon.md: Rename all 'neon_const_bounds' to
12440 'arm_const_bounds'.
12441 * config/arm/types.md (coproc): New.
12442 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
12443 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
12444 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
12445 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
12447 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12449 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
12450 (UBINOP_QUALIFIERS): New.
12451 (si_UP): Define.
12452 (acle_builtin_data): New. Change comment.
12453 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
12454 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
12455 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
12456 arm_acle_builtins.def.
12457 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
12458 (arm_init_acle_builtins): New.
12459 (CRC32_BUILTIN): Remove.
12460 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
12461 crc32cb, crc32ch and crc32cw.
12462 (arm_init_crc32_builtins): Remove.
12463 (arm_init_builtins): Use arm_init_acle_builtins rather
12464 than arm_init_crc32_builtins.
12465 (arm_expand_acle_builtin): New.
12466 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
12467 * config/arm/arm_acle_builtins.def: New.
12469 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12471 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
12472 (arm_builtin_datum): ... this.
12473 (arm_init_neon_builtin): Rename to ...
12474 (arm_init_builtin): ... this. Add a new parameters PREFIX
12475 and USE_SIG_IN_NAME.
12476 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
12477 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
12478 'arm_builtin_datum'.
12479 (arm_init_vfp_builtins): Likewise.
12480 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
12481 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
12482 (arm_expand_neon_args): Rename to ...
12483 (arm_expand_builtin_args): ... this. Rename builtin_arg
12484 enum values and differentiate between ARG_BUILTIN_MEMORY
12485 and ARG_BUILTIN_NEON_MEMORY.
12486 (arm_expand_neon_builtin_1): Rename to ...
12487 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
12488 values, arm_expand_builtin_args and add bool parameter NEON.
12489 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
12490 (arm_expand_vfp_builtin): Likewise.
12491 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
12493 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12495 PR middle-end/77484
12496 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
12497 * predict.c (tree_estimate_probability_bb): Reverse direction of
12498 polymorphic call predictor.
12500 2017-01-06 David Malcolm <dmalcolm@redhat.com>
12502 * passes.c (execute_one_pass): Split out pass-skipping logic into...
12503 (determine_pass_name_match): ...this new function and...
12504 (should_skip_pass_p): ...this new function.
12506 2017-01-06 Nathan Sidwell <nathan@acm.org>
12508 * ipa-visibility.c (function_and_variable_visibility): Reformat
12509 comments and long lines. Remove extrneous if.
12510 * symtab.c (symtab_node::make_decl_local): Fix code format.
12511 (symtab_node::set_section_for_node): Fix comment typo.
12513 2017-01-06 Martin Liska <mliska@suse.cz>
12515 PR bootstrap/79003
12516 * lra-constraints.c: Rename invariant to lra_invariant.
12517 * predict.c (set_even_probabilities): Initialize e to NULL.
12519 2017-01-05 Martin Sebor <msebor@redhat.com>
12521 PR tree-optimization/78910
12522 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
12523 (format_integer): Correct off-by-one error in the handling
12524 of precision with negative numbers in signed conversions..
12526 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
12528 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
12530 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12532 PR tree-optimization/71016
12533 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
12534 factor_out_conditional_conversion. Formatting fix.
12535 (factor_out_conditional_conversion): Add cond_stmt argument.
12536 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
12537 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
12538 Formatting fix.
12540 2017-01-05 David Malcolm <dmalcolm@redhat.com>
12542 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
12543 read-rtl-function.o, and selftest-rtl.o.
12544 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
12545 (selftest::aarch64_test_loading_full_dump): New function.
12546 (selftest::aarch64_run_selftests): New function.
12547 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
12548 selftest::aarch64_run_selftests.
12549 * config/i386/i386.c
12550 (selftest::ix86_test_loading_dump_fragment_1): New function.
12551 (selftest::ix86_test_loading_call_insn): New function.
12552 (selftest::ix86_test_loading_full_dump): New function.
12553 (selftest::ix86_test_loading_unspec): New function.
12554 (selftest::ix86_run_selftests): Call the new functions.
12555 * emit-rtl.c (maybe_set_max_label_num): New function.
12556 * emit-rtl.h (maybe_set_max_label_num): New decl.
12557 * function.c (instantiate_decls): Guard call to
12558 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
12559 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
12560 "static".
12561 * gensupport.c (gen_reader::gen_reader): Pass "false"
12562 for new "compact" param of rtx_reader.
12563 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
12564 rather than an empty string for NULL strings.
12565 * read-md.c: Potentially include config.h rather than bconfig.h.
12566 Wrap include of errors.h with #ifdef GENERATOR_FILE.
12567 (have_error): New global, copied from errors.c.
12568 (md_reader::read_name): Rename to...
12569 (md_reader::read_name_1): ...this, adding "out_loc" param,
12570 and converting "missing name or number" to returning false, rather
12571 than failing.
12572 (md_reader::read_name): Reimplement in terms of read_name_1.
12573 (md_reader::read_name_or_nil): New function.
12574 (md_reader::read_string): Handle "(nil)" by returning NULL.
12575 (md_reader::md_reader): Add new param "compact".
12576 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
12577 (md_reader::read_file): New method.
12578 * read-md.h (md_reader::md_reader): Add new param "compact".
12579 (md_reader::read_file): New method.
12580 (md_reader::is_compact): New accessor.
12581 (md_reader::read_name): Convert return type from void to file_location.
12582 (md_reader::read_name_or_nil): New decl.
12583 (md_reader::read_name_1): New decl.
12584 (md_reader::m_compact): New field.
12585 (noop_reader::noop_reader): Pass "false" for new "compact" param
12586 of rtx_reader.
12587 (rtx_reader::rtx_reader): Add new "compact" param.
12588 (rtx_reader::read_rtx_operand): Make virtual and convert return
12589 type from void to rtx.
12590 (rtx_reader::read_until): New decl.
12591 (rtx_reader::handle_any_trailing_information): New virtual function.
12592 (rtx_reader::postprocess): New virtual function.
12593 (rtx_reader::finalize_string): New virtual function.
12594 (rtx_reader::m_in_call_function_usage): New field.
12595 (rtx_reader::m_reuse_rtx_by_id): New field.
12596 * read-rtl-function.c: New file.
12597 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
12598 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
12599 (selftest::verify_three_block_rtl_cfg): New decl.
12600 * read-rtl-function.h: New file.
12601 * read-rtl.c: Potentially include config.h rather than bconfig.h.
12602 For host, include function.h, memmodel.h, and emit-rtl.h.
12603 (one_time_initialization): New function.
12604 (struct compact_insn_name): New struct.
12605 (compact_insn_names): New array.
12606 (find_code): Handle insn codes in compact dumps.
12607 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
12608 (bind_subst_iter_and_attr): Likewise.
12609 (add_condition_to_string): Likewise.
12610 (add_condition_to_rtx): Likewise.
12611 (apply_attribute_uses): Likewise.
12612 (add_current_iterators): Likewise.
12613 (apply_iterators): Likewise.
12614 (initialize_iterators): Guard usage of apply_subst_iterator with
12615 #ifdef GENERATOR_FILE.
12616 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
12617 (md_reader::read_mapping): Likewise.
12618 (add_define_attr_for_define_subst): Likewise.
12619 (add_define_subst_attr): Likewise.
12620 (read_subst_mapping): Likewise.
12621 (check_code_iterator): Likewise.
12622 (rtx_reader::read_rtx): Likewise. Move one-time initialization
12623 logic to...
12624 (one_time_initialization): New function.
12625 (rtx_reader::read_until): New method.
12626 (read_flags): New function.
12627 (parse_reg_note_name): New function.
12628 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
12629 Handle reuse_rtx ids.
12630 Wrap iterator lookup within #ifdef GENERATOR_FILE.
12631 Add parsing support for RTL dumps, mirroring the special-cases in
12632 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
12633 values, and calling handle_any_trailing_information.
12634 (rtx_reader::read_rtx_operand): Convert return type from void
12635 to rtx, returning return_rtx. Handle case 'e'. Call
12636 finalize_string on XSTR and XTMPL fields.
12637 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
12638 "(nil)" values were omitted. Call the postprocess vfunc on the
12639 return_rtx.
12640 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
12641 class ctor. Initialize m_in_call_function_usage. Call
12642 one_time_initialization.
12643 * rtl-tests.c (selftest::test_uncond_jump): Call
12644 set_new_first_and_last_insn.
12645 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
12646 * selftest-rtl.c: New file.
12647 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
12648 (selftest::get_insn_by_uid): New decl.
12649 * selftest-run-tests.c (selftest::run_tests): Call
12650 read_rtl_function_c_tests.
12651 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
12652 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
12653 dumps.
12655 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
12657 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
12658 operands in a special way. Assert that pos+len <= mode precision.
12660 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12662 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
12663 3 argument Alias with unlimited for the negative form.
12664 (fno-vect-cost-model): Removed.
12666 2017-01-05 Martin Liska <mliska@suse.cz>
12668 * hsa-gen.c (gen_hsa_divmod): New function.
12669 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
12671 2017-01-05 Martin Liska <mliska@suse.cz>
12673 PR pch/78970
12674 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
12675 header.
12677 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12679 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
12680 small constant length operands.
12682 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12684 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
12685 between loop iterations.
12687 2017-01-05 Martin Liska <mliska@suse.cz>
12689 PR sanitizer/78815
12690 * gimplify.c (gimplify_decl_expr): Compare to
12691 asan_poisoned_variables instread of checking flags.
12692 (gimplify_target_expr): Likewise.
12693 (gimplify_expr): Likewise.
12694 (gimplify_function_tree): Conditionally initialize
12695 asan_poisoned_variables.
12697 2017-01-04 Jeff Law <law@redhat.com>
12699 PR tree-optimizatin/78812
12700 * rtl.h (contains_mem_rtx_p): Prototype.
12701 * ifcvt.c (containts_mem_rtx_p): Move from here to...
12702 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
12703 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
12704 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
12705 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
12707 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12709 * input.c (assert_char_at_range): Default-initialize actual_range.
12711 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12713 * df-scan.c (df_ref_create_structure): Make regno unsigned,
12714 to match the caller.
12716 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12718 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
12719 insns after final jump in test to emit dummy move.
12721 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12723 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
12724 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
12726 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12728 * multiple_target.c (create_dispatcher_calls): Init e_next.
12729 * tree-ssa-loop-split.c (split_loop): Init border.
12730 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
12731 scalar_type.
12733 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12735 PR target/71977
12736 PR target/70568
12737 PR target/78823
12738 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
12739 (altivec_register_operand): Do not return true if the operand
12740 contains a SUBREG mixing SImode and SFmode.
12741 (vsx_register_operand): Likewise.
12742 (vsx_reg_sfsubreg_ok): New predicate.
12743 (vfloat_operand): Do not return true if the operand contains a
12744 SUBREG mixing SImode and SFmode.
12745 (vint_operand): Likewise.
12746 (vlogical_operand): Likewise.
12747 (gpc_reg_operand): Likewise.
12748 (int_reg_operand): Likewise.
12749 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
12750 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
12751 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
12752 SImode and SFmode.
12753 (rs6000_emit_move_si_sf_subreg): New helper function.
12754 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
12755 fixup SUBREGs involving SImode and SFmode.
12756 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
12757 numbers for the new peephole2 optimization.
12758 (peephole2 for SFmode unions): New peephole2 to optimize cases in
12759 the GLIBC math library that do AND/IOR/XOR operations on single
12760 precision floating point.
12761 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
12762 target macros to say whether we need to avoid SUBREGs mixing
12763 SImode and SFmode.
12764 (TARGET_ALLOW_SF_SUBREG): Likewise.
12765 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
12766 (UNSPEC_SI_FROM_SF): Likewise.
12767 (iorxor): Change spacing.
12768 (and_ior_xor): New iterator for AND, IOR, and XOR.
12769 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
12770 (movdi_from_sf_zero_ext): Likewise.
12771 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
12772 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
12773 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
12774 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
12775 (fms<mode>4): Likewise.
12776 (fnma<mode>4): Likewise.
12777 (fnms<mode>4): Likewise.
12778 (nfma<mode>4): Likewise.
12779 (nfms<mode>4): Likewise.
12781 2017-01-04 Marek Polacek <polacek@redhat.com>
12783 PR c++/64767
12784 * doc/invoke.texi: Document -Wpointer-compare.
12786 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12788 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
12789 RejectNegative.
12791 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
12792 descriptions for -gdwarf-5 and emit them as uleb128 instead of
12793 2-byte data.
12795 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
12797 PR target/78056
12798 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
12799 documentation of the powerpc_popcntb_ok attribute.
12800 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12801 code to issue warning messages if a requested CPU configuration is
12802 not supported by the binary (assembler and loader) toolchain.
12803 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
12804 made to define a built-in function that has been disabled.
12805 (paired_init_builtins): Add assertion to prevent ICE if attempt is
12806 made to define a built-in function that has been disabled.
12807 (altivec_init_builtins): Add comment explaining why definition
12808 of the DST built-in functions is not preceded by an assertion
12809 check. Add assertions to prevent ICE if attempts are made to
12810 define an altivec predicate or an abs* built-in function that has
12811 been disabled.
12812 (htm_init_builtins): Add comment explaining why definition of the
12813 htm built-in functions is not preceded by an assertion check.
12815 2017-01-04 Jeff Law <law@redhat.com>
12817 PR tree-optimizatin/67955
12818 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
12819 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
12820 the points-to solution does not include pt_null. Use DECL_PT_UID
12821 unconditionally.
12823 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
12825 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
12826 Use gen_int_mode instead of gen_lopwart for const_int operands.
12828 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12830 PR tree-optimization/71563
12831 * match.pd: Simplify X << Y into X if Y is known to be 0 or
12832 out of range value - has low bits known to be zero.
12834 2017-01-04 Alan Modra <amodra@gmail.com>
12836 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
12837 * configure: Regenerate.
12838 * config.in: Regenerate.
12840 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12842 PR bootstrap/77569
12843 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
12844 a substring of the message, but strcmp with the whole message. Ifdef
12845 ENABLE_NLS, translate the message first using dgettext.
12847 2017-01-03 Jeff Law <law@redhat.com>
12849 PR tree-optimizatin/78856
12850 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
12851 (mark_threaded_blocks): Remove code to truncate thread paths that
12852 cross multiple loop headers. Instead invalidate the cached loop
12853 iteration information and handle case of a thread path walking
12854 into an irreducible region.
12856 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12858 PR target/78900
12859 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
12860 assertions. Add support for doing the signbit if the IEEE 128-bit
12861 floating point value is in a GPR.
12862 * config/rs6000/rs6000.md (Fsignbit): Delete.
12863 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
12864 Update the length attribute if the value is in a GPR.
12865 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
12866 the sign or zero extension instruction, since the value is always 0/1.
12867 (signbit<mode>2_dm2): Delete using <Fsignbit>.
12869 PR target/78953
12870 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
12871 extracting SImode to a GPR register so that we can generate a
12872 store, limit the vector to be in a traditional Altivec register
12873 for the vextuwrx instruction.
12875 2017-01-03 Ian Lance Taylor <iant@google.com>
12877 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
12879 2017-01-03 Martin Sebor <msebor@redhat.com>
12881 PR tree-optimization/78696
12882 * gimple-ssa-sprintf.c (format_floating): Correct handling of
12883 precision. Use MPFR for %f for greater fidelity. Correct handling
12884 of %g.
12885 (pass_sprintf_length::compute_format_length): Set width and precision
12886 specified by asrerisk to void_node for vararg functions.
12887 (try_substitute_return_value): Adjust dump output.
12889 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
12891 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
12893 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
12895 * doc/invoke.texi (SPARC options): Document -mlra as the default.
12896 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
12897 -mlra/-mno-lra was passed to the compiler.
12899 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
12901 PR rtl-optimization/65618
12902 * emit-rtl.c (try_split): Move initialization of "before" and
12903 "after" to just before the call to emit_insn_after_setloc.
12905 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12907 * doc/md.texi (Standard Names): Remove reference to Java frontend.
12909 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
12911 * dwarf2out.c (gen_enumeration_type_die): When
12912 -gno-strict-dwarf, add a DW_AT_encoding attribute.
12914 2017-01-03 Jakub Jelinek <jakub@redhat.com>
12916 PR tree-optimization/78965
12917 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12918 Change first argument from const call_info & to call_info &. For %n
12919 set info.nowrite to false.
12921 PR middle-end/78901
12922 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
12923 possibly throwing calls.
12925 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
12926 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
12927 and fns handling, rather than in a separate case SSA_NAME.
12929 2017-01-02 Jeff Law <law@redhat.com>
12931 * config/darwin-driver.c (darwin_driver_init): Const-correctness
12932 fixes for first_period and second_period variables.
12934 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
12936 PR target/78967
12937 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
12938 (*insvqi_1): New insn pattern.
12939 (*insvqi_1_mem_rex64): Ditto.
12940 (*insvqi_2): Ditto.
12941 (*insvqi_3): Rename from *insvqi.
12943 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
12945 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12947 * doc/cfg.texi (Edges): Remove reference to Java.
12948 (Maintaining the CFG): Ditto.
12950 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12952 PR middle-end/77674
12953 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
12954 transparent aliases.
12956 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12958 PR middle-end/77484
12959 * predict.def (PRED_CALL): Update hitrate.
12960 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
12961 * predict.c (tree_estimate_probability_bb): Split CALL predictor
12962 into direct/indirect/polymorphic variants.
12964 2017-01-01 Jakub Jelinek <jakub@redhat.com>
12966 Update copyright years.
12968 * gcc.c (process_command): Update copyright notice dates.
12969 * gcov-dump.c (print_version): Ditto.
12970 * gcov.c (print_version): Ditto.
12971 * gcov-tool.c (print_version): Ditto.
12972 * gengtype.c (create_file): Ditto.
12973 * doc/cpp.texi: Bump @copying's copyright year.
12974 * doc/cppinternals.texi: Ditto.
12975 * doc/gcc.texi: Ditto.
12976 * doc/gccint.texi: Ditto.
12977 * doc/gcov.texi: Ditto.
12978 * doc/install.texi: Ditto.
12979 * doc/invoke.texi: Ditto.
12980 \f
12981 Copyright (C) 2017 Free Software Foundation, Inc.
12983 Copying and distribution of this file, with or without modification,
12984 are permitted in any medium without royalty provided the copyright
12985 notice and this notice are preserved.