| blob | 079f1fd61f091760f0c50dbba36b3ee7f9a3870d |
1 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
2 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
3 for early expansion of vec_min and vec_max builtins.
4 (builtin_function_type): Add min/max unsigned variants to those
5 identified as having unsigned arguments.
7 2017-06-02 Olivier Hainque <hainque@adacore.com>
9 * config/vx-common.h (DWARF_UNWIND_INFO): Switch #define to 1.
11 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
14 Use VALL_F16 iterator rather than VALL.
16 2017-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18 * config/aarch64/aarch64.c (aarch64_split_compare_and_swap):
19 Emit CBNZ inside loop when doing a strong exchange and comparing
20 against zero. Generate the CC flags after the loop.
22 2017-06-02 David Edelsohn <dje.gcc@gmail.com>
24 * dwarf2out.c (DWARF_INITIAL_LENGTH_SIZE_STR): New.
25 (dl_section_ref): New.
26 (dwarf2out_finish): Copy debug_line_section_label to dl_section_ref.
27 On AIX, append an expression to subtract the size of the
28 section length to dl_section_ref.
30 2017-06-02 Will Schmidt <will_schmidt@vnet.ibm.com>
32 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling
33 for early expansion of vector absolute builtins.
35 2017-06-02 Richard Biener <rguenther@suse.de>
37 * tree-vect-slp.c (vect_detect_hybrid_slp_2): Match up
38 what we consider a relevant use stmt with vect_detect_hybrid_slp_stmts.
40 2017-06-02 Richard Biener <rguenther@suse.de>
42 PR tree-optimization/80948
43 * tree-tailcall.c (find_tail_calls): Track stmts to move in
44 stmt order as well.
46 2017-06-02 Richard Biener <rguenther@suse.de>
48 * tree-vect-loop.c (vect_analyze_loop_operations): Not relevant
49 PHIs are ok.
50 * tree-vect-stmts.c (process_use): Do not mark backedge defs
51 for inductions as relevant.
53 2017-06-02 Richard Biener <rguenther@suse.de>
55 * tree-vect-loop.c (get_initial_def_for_induction): Inline into ...
56 (vectorizable_induction): ... this. Remove dead code.
58 2017-06-02 Eric Botcazou <ebotcazou@adacore.com>
60 * builtins. (expand_builtin_alloca): Remove second parameter and
61 infer its value from the first parameter instead.
62 (expand_builtin) <BUILT_IN_ALLOCA>: Adjust call to above.
64 2017-06-02 Jakub Jelinek <jakub@redhat.com>
66 PR rtl-optimization/80903
67 * loop-doloop.c (add_test): Unshare sequence.
69 2017-06-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
71 * doc/invoke.texi: Document the -Wsizeof-pointer-div warning.
73 2017-06-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
75 * config/i386/i386.c (x86_64_ms_sysv_extra_clobbered_registers): Make
76 static.
77 (xlogue_layout::get_stack_space_used, xlogue_layout::s_instances,
78 xlogue_layout::get_instance, logue_layout::xlogue_layout,
79 sp_valid_at, fp_valid_at, choose_basereg): Formatting.
80 (xlogue_layout::get_stub_rtx): Make static.
81 (xlogue_layout::get_stub_name): Avoid const-cast, make static.
82 (xlogue_layout::compute_stub_managed_regs): Rename to...
83 (xlogue_layout::count_stub_managed_regs): ...this.
84 (xlogue_layout::is_stub_managed_reg): New function.
85 (xlogue_layout::m_stub_names): Rename to...
86 (xlogue_layout::s_stub_names): ...this, make static.
87 (xlogue_layout::STUB_INDEX_OFFSET, xlogue_layout::MIN_REGS,
88 xlogue_layout::MAX_REGS, xlogue_layout::MAX_EXTRA_REGS,
89 xlogue_layout::VARIANT_COUNT, xlogue_layout::STUB_NAME_MAX_LEN,
90 xlogue_layout::s_stub_names): Instantiate statics.
91 (stub_managed_regs): Remove.
92 (ix86_save_reg): Use xlogue_layout::compute_stub_managed_regs.
93 (disable_call_ms2sysv_xlogues): Rename to...
94 (warn_once_call_ms2sysv_xlogues): ...this, and warn only once.
95 (ix86_initial_elimination_offset, ix86_expand_call): Fix call_ms2sysv
96 warning logic.
97 (ix86_static_chain): Make sure that ix86_static_chain_on_stack can't
98 change after reload_completed.
99 (ix86_can_use_return_insn_p): Use the ix86_frame data structure
100 directly.
101 (ix86_expand_prologue): Likewise.
102 (ix86_expand_epilogue): Likewise.
103 (ix86_expand_split_stack_prologue): Likewise.
104 (ix86_compute_frame_layout): Remove frame parameter ...
105 (TARGET_COMPUTE_FRAME_LAYOUT): ... and export it as a target hook.
106 (ix86_finalize_stack_realign_flags): Call ix86_compute_frame_layout
107 only if necessary.
108 (ix86_init_machine_status): Don't set use_fast_prologue_epilogue_nregs.
109 (ix86_frame): Move from here ...
110 * config/i386/i386.h (ix86_frame): ... to here.
111 (machine_function): Remove use_fast_prologue_epilogue_nregs, cache the
112 complete ix86_frame data structure instead. Remove some_ld_name.
114 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
116 * dwarf2out.c (dwarf2out_late_global_decl): Add locations for
117 symbols that hold a DECL_VALUE_EXPR.
119 2017-06-01 Martin Jambor <mjambor@suse.cz>
121 PR tree-optimization/80898
122 * tree-sra.c (process_subtree_disqualification): Removed.
123 (disqualify_candidate): Do not acll
124 process_subtree_disqualification.
125 (subtree_mark_written_and_enqueue): New function.
126 (propagate_all_subaccesses): Set grp_write of LHS subtree if the
127 RHS has been disqualified and re-queue LHS if necessary. Apart
128 from that, ignore disqualified RHS.
130 2017-06-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
132 * config/s390/s390.c (s390_emit_epilogue): Disable early return
133 address fetch for z10 or later.
135 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
137 * config/arc/arc.md (tst_movb): Add guard when splitting.
139 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
141 * config/arc/arc.c (arc_can_eliminate): Test against
142 arc_frame_pointer_needed.
144 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
146 * config/arc/arc.c (arc_expand_prologue): Emit a special barrier
147 to prevent store reordering.
148 * config/arc/arc.md (UNSPEC_ARC_STKTIE): Define.
149 (type): Add block type.
150 (stack_tie): Define special instruction to be used in
151 expand_prologue.
153 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
155 * config/arc/arc.md (commutative_binary_comparison): Remove 'I'
156 constraint. It is not valid for the pattern.
157 (noncommutative_binary_comparison): Likewise.
159 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
161 * config/arc/simdext.md (movv2hi_insn): Change predicate to avoid
162 scaled addresses.
164 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
166 * config/arc/arc.c (arc_conditional_register_usage): Allow r30 to
167 be used by the reg-alloc.
169 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
171 * config/arc/arc.md (mulsi3): Avoid use of hard registers before
172 reg-alloc when having mul64 or mul32x16 instructions.
173 (mulsidi3): Likewise.
174 (umulsidi3): Likewise.
175 (mulsi32x16): New pattern.
176 (mulsi64): Likewise.
177 (mulsidi64): Likewise.
178 (umulsidi64): Likewise.
179 (MUL32x16_REG): Define.
180 (mul64_600): Use MUL32x16_REG.
181 (mac64_600): Likewise.
182 (umul64_600): Likewise.
183 (umac64_600): Likewise.
185 2017-06-01 Claudiu Zissulescu <claziss@synopsys.com>
187 * config/arc/arc.md (mulsi3_700): Make it commutative.
189 2017-06-01 Jose E. Marchesi <jose.marchesi@oracle.com>
191 * config/sparc/sparc.md (*zero_extendsidi2_insn_sp64): Set insn
192 type for movstouw.
193 (*sign_extendsidi2_insn): Likewise for movstosw.
195 2017-06-01 Pierre-Marie de Rodat <derodat@adacore.com>
197 * dwarf2out.c (get_discr_value): Call the get_debug_type hook on
198 the type of the input discriminant value. Convert the
199 discriminant value of signedness vary.
201 2017-06-01 Volker Reichelt <v.reichelt@netcologne.de>
203 * doc/invoke.texi (-Wcatch-value): Document new shortcut.
204 Add to -Wall section.
206 2017-06-01 Richard Biener <rguenther@suse.de>
208 PR middle-end/66313
209 * fold-const.c (fold_plusminus_mult_expr): If the factored
210 factor may be zero use a wrapping type for the inner operation.
211 * tree-tailcall.c (independent_of_stmt_p): Pass in to_move bitmap
212 and handle moved defs.
213 (process_assignment): Properly guard the unary op case. Return a
214 tri-state indicating that moving the stmt before the call may allow
215 to continue. Pass through to_move.
216 (find_tail_calls): Handle moving unrelated defs before
217 the call.
219 2017-05-31 Segher Boessenkool <segher@kernel.crashing.org>
221 PR target/80618
222 * config/rs6000/vector.md (*vector_uneq<mode>): Write the nor in the
223 splitter result in the canonical way.
225 2017-05-31 Uros Bizjak <ubizjak@gmail.com>
227 * config/i386/i386.md (*zero_extendsidi2): Enable alternative (?r, *Yj)
228 also for 32bit target. Update insn attributes.
229 (zero-extendsidi2 splitter): Allow all registers for operand 1.
231 2017-05-31 Sebastian Peryt <sebastian.peryt@intel.com>
233 * config/i386/avx512fintrin.h (_mm_mask_max_sd)
234 (_mm_maskz_max_sd, _mm_mask_max_ss, _mm_maskz_max_ss)
235 (_mm_mask_min_sd, _mm_maskz_min_sd, _mm_mask_min_ss)
236 (_mm_maskz_min_ss): New intrinsics.
238 2017-05-31 Martin Liska <mliska@suse.cz>
240 * tree-vect-loop.c (vect_create_epilog_for_reduction):
241 Change comment style to one we normally use.
242 (vectorizable_reduction): Likewise.
243 (vectorizable_induction): Likewise.
244 * tree-vect-stmts.c (vectorizable_mask_load_store): Likewise.
245 (vectorizable_call): Likewise.
246 (vectorizable_simd_clone_call): Likewise.
247 (vectorizable_conversion): Likewise.
248 (vectorizable_assignment): Likewise.
249 (vectorizable_shift): Likewise.
250 (vectorizable_operation): Likewise.
251 (vectorizable_store): Likewise.
252 (vectorizable_load): Likewise.
253 * tree-vectorizer.h: Likewise.
255 2017-05-31 Alexander Monakov <amonakov@ispras.ru>
257 * passes.c (emergency_dump_function): New.
258 * tree-pass.h (emergency_dump_function): Declare.
259 * plugin.c (plugins_internal_error_function): Remove.
260 * plugin.h (plugins_internal_error_function): Remove declaration.
261 * toplev.c (internal_error_function): New static function. Use it...
262 (general_init): ...here.
264 2017-05-31 Graham Markall <graham.markall@embecosm.com>
266 * config/arc/arc.c (arc_print_operand): Handle constant operands.
267 (arc_rtx_costs): Add costs for new patterns.
268 * config/arc/arc.md: Additional *add_n and *sub_n patterns.
269 * config/arc/predicates.md: Add _1_2_3_operand predicate.
271 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
273 * tree-ssa-strlen.c (get_next_strinfo): New function.
274 (get_stridx_plus_constant): Use it.
275 (zero_length_string): Likewise.
276 (adjust_related_strinfos): Likewise.
277 (adjust_last_stmt): Likewise.
279 2017-05-31 Richard Biener <rguenther@suse.de>
281 PR target/80880
282 * config/i386/i386.c (ix86_expand_builtin): Remove assert
283 for arg being an SSA name when expanding IX86_BUILTIN_BNDRET.
285 2017-05-31 Richard Sandiford <richard.sandiford@linaro.org>
287 * tree-vect-data-refs.c (vect_find_same_alignment_drs): Remove
288 loop_vinfo argument and use of dependence distance vectors.
289 Check instead whether the two references differ only in their
290 initial value and assume that they have the same alignment if the
291 difference is a multiple of the vector alignment.
292 (vect_analyze_data_refs_alignment): Update call accordingly.
294 2017-05-31 Martin Liska <mliska@suse.cz>
296 PR target/79155
297 * config/i386/cpuid.h: Fix typo in a comment in cpuid.h.
299 2017-05-31 Bin Cheng <bin.cheng@arm.com>
301 * tree-vect-loop-manip.c (create_intersect_range_checks_index)
302 (create_intersect_range_checks): Move from ...
303 * tree-data-ref.c (create_intersect_range_checks_index)
304 (create_intersect_range_checks): ... to here.
305 (create_runtime_alias_checks): New function factored from ...
306 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): ...
307 here. Call above function.
308 * tree-data-ref.h (create_runtime_alias_checks): New function.
310 2017-05-31 Bin Cheng <bin.cheng@arm.com>
312 * tree-data-ref.c (prune_runtime_alias_test_list): Relax minimal
313 segment length for dr_b and compute it in wide_int.
315 2017-05-31 Richard Biener <rguenther@suse.de>
317 PR tree-optimization/80906
318 * graphite-isl-ast-to-gimple.c (copy_loop_close_phi_nodes): Get
319 and pass through iv_map.
320 (copy_bb_and_scalar_dependences): Adjust.
321 (translate_pending_phi_nodes): Likewise.
322 (copy_loop_close_phi_args): Handle code-generating IVs instead
323 of ICEing.
325 2017-05-30 David Malcolm <dmalcolm@redhat.com>
327 * diagnostic-color.c (color_dict): Add "type-diff".
328 (parse_gcc_colors): Update comment.
329 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
330 -fdiagnostics-show-template-tree and -fno-elide-type.
331 (GCC_COLORS): Add type-diff to example.
332 (type-diff=): New.
333 (-fdiagnostics-show-template-tree): New.
334 (-fno-elide-type): New.
335 * pretty-print.c (pp_format): Pass quote and formatters[argno] to
336 the pp_format_decoder callback. Call any m_format_postprocessor's
337 "handle" method.
338 (pretty_printer::pretty_printer): Initialize
339 m_format_postprocessor.
340 (pretty_printer::~pretty_printer): Delete any
341 m_format_postprocessor.
342 * pretty-print.h (printer_fn): Add bool and const char ** parameters.
343 (class format_postprocessor): New class.
344 (struct pretty_printer::format_decoder): Document the new parameters.
345 (struct pretty_printer::m_format_postprocessor): New field.
346 * tree-diagnostic.c (default_tree_printer): Update for new
347 bool and const char ** params.
348 * tree-diagnostic.h (default_tree_printer): Likewise.
350 2017-05-30 Segher Boessenkool <segher@kernel.crashing.org>
352 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand): Delete.
353 (lwa_operand): Delete rs6000_gen_cell_microcode test.
354 * config/rs6000/rs6000.c (rs6000_option_override_internal): Delete
355 rs6000_gen_cell_microcode code.
356 (rs6000_final_prescan_insn): Delete.
357 (rs6000_opt_vars): Delete the "gen-cell-microcode" and
358 "warn-cell-microcode" entries.
359 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Delete.
360 * config/rs6000/rs6000.md: Delete rs6000_gen_cell_microcode tests
361 throughout. Change cc_reg_not_micro_cr0_operand to
362 cc_reg_not_cr0_operand throughout.
363 (*extendhi<mode>2_noload): Delete.
364 * config/rs6000/rs6000.opt (mgen-cell-microcode): Replace by stub.
365 (mwarn-cell-microcode): Delete.
366 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete
367 -mgen-cell-microcode and -mwarn-cell-microcode.
369 2017-05-30 Uros Bizjak <ubizjak@gmail.com>
371 PR target/80833
372 * config/i386/constraints.md (Yd): New constraint.
373 (Ye): Ditto.
374 * config/i386/i386.md (*movti_internal): Add (?r, Ye)
375 and (?Yd, r) alternatives. Update insn attributes.
376 * config/i386/i386.md (*movti_internal): Add (?r, *Ye)
377 and (?*Yd, r) alternatives. Update insn attributes.
378 (double-mode inter-unit splitters): Add new GR<->XMM splitters.
380 2017-05-30 Pierre-Marie de Rodat <derodat@adacore.com>
382 * gimplify.c (gimplify_modify_expr): Don't create a
383 DECL_DEBUG_EXPR link if *FROM_P does not belong to the current
384 function.
386 2017-05-30 Wilco Dijkstra <wdijkstr@arm.com>
388 * config/arm/arm-builtins.c (arm_expand_builtin): Remove const.
390 2017-05-30 Richard Biener <rguenther@suse.de>
392 * tree-vectorizer.h (struct _stmt_vec_info): Add reduc_type
393 and reduc_def fields.
394 (STMT_VINFO_REDUC_TYPE): New define.
395 (STMT_VINFO_REDUC_DEF): Likewise.
396 (vect_force_simple_reduction): Adjust prototype.
397 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Adjust.
398 (vect_is_simple_reduction): Remove check_reduction argument.
399 (vect_force_simple_reduction): Adjust and set
400 STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
401 (vectorizable_reduction): Do not re-do reduction analysis
402 but use STMT_VINFO_REDUC_TYPE and STMT_VINFO_REDUC_DEF.
403 * tree-parloops.c (gather_scalar_reductions): Adjust.
405 2017-05-30 Richard Biener <rguenther@suse.de>
407 PR middle-end/80901
408 * cfgexpand.c (expand_gimple_cond): Match up loop fixup with
409 split_edge code.
411 2017-05-24 Robin Dapp <rdapp@linux.vnet.ibm.com>
413 * tree-vect-data-refs.c (vect_get_peeling_costs_all_drs):
414 Introduce unknown_misalignment parameter and remove vf.
415 (vect_peeling_hash_get_lowest_cost):
416 Pass unknown_misalignment parameter.
417 (vect_enhance_data_refs_alignment):
418 Fix unsupportable data ref treatment.
420 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
422 * tree-vect-data-refs.c (vect_get_data_access_cost):
423 Workaround for SLP handling.
424 (vect_enhance_data_refs_alignment):
425 Compute costs for doing no peeling at all, compare to the best
426 peeling costs so far and avoid peeling if cheaper.
428 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
430 * tree-vect-data-refs.c (vect_peeling_hash_choose_best_peeling):
431 Return peeling info and set costs to zero for unlimited cost
432 model.
433 (vect_enhance_data_refs_alignment): Also inspect all datarefs
434 with unknown misalignment. Compute and costs for unknown
435 misalignment, compare them to the costs for known misalignment
436 and choose the cheapest for peeling.
438 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
440 * tree-vect-data-refs.c (vect_update_misalignment_for_peel): Rename.
441 (vect_get_peeling_costs_all_drs): Create function.
442 (vect_peeling_hash_get_lowest_cost):
443 Use vect_get_peeling_costs_all_drs.
444 (vect_peeling_supportable): Create function.
445 (vect_enhance_data_refs_alignment): Use vect_peeling_supportable.
447 2017-05-30 Robin Dapp <rdapp@linux.vnet.ibm.com>
449 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Create
450 DR_HAS_NEGATIVE_STEP.
451 (vect_update_misalignment_for_peel): Define DR_MISALIGNMENT.
452 (vect_enhance_data_refs_alignment): Use.
453 (vect_duplicate_ssa_name_ptr_info): Use.
454 * tree-vectorizer.h (dr_misalignment): Use.
455 (known_alignment_for_access_p): Use.
457 2017-05-30 Jozef Lawrynowicz <jozef.l@somniumtech.com>
459 PR target/78838
460 * config/msp430/msp430.c (gen_prefix): Return NULL when section name is
461 .lowtext.
462 (has_section_name): New function.
464 2017-05-30 Martin Liska <mliska@suse.cz>
466 PR other/80909
467 * auto-profile.c (get_function_decl_from_block): Fix
468 parenthesis.
470 2017-05-30 Richard Biener <rguenther@suse.de>
472 PR middle-end/80876
473 * cfgexpand.c (expand_gimple_cond): Fixup preserving loops again.
475 2017-05-30 Martin Liska <mliska@suse.cz>
477 * dumpfile.c: Use newly added macro DUMP_FILE_INFO.
478 * dumpfile.h (struct dump_file_info): Remove ctors.
480 2017-05-30 Martin Liska <mliska@suse.cz>
482 * predict.def: Fix GNU coding style.
484 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
486 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
487 Mark 'to' argument with ATTRIBUTE_UNUSED.
489 2017-05-29 Max Filippov <jcmvbkbc@gmail.com>
491 * config/xtensa/xtensa.c (xtensa_emit_call): Use
492 HOST_WIDE_INT_PRINT_HEX instead of 0x%lx format string.
493 (print_operand): Use HOST_WIDE_INT_PRINT_DEC instead of %ld
494 format string.
496 2017-05-29 Eric Botcazou <ebotcazou@adacore.com>
498 * doc/install.texi (Options specification): Restore entry of
499 --enable-sjlj-exceptions.
501 2017-05-27 Michael Eager <eager@eagercon.com>
503 Revert:
504 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
506 See https://gcc.gnu.org/ml/gcc/2017-05/msg00221.html.
508 * config/microblaze/microblaze.h
509 (FIXED_REGISTERS): Update in macro.
510 (CALL_USED_REGISTERS): Update in macro.
512 2017-05-27 François-Xavier Coudett <fxcoudert@gcc.gnu.org>
514 * doc/install.texi: Add links to macOS binary distributions.
516 2017-05-27 Jakub Jelinek <jakub@redhat.com>
518 PR bootstrap/80887
519 Revert:
520 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
522 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
524 2017-05-26 Martin Liska <mliska@suse.cz>
526 * dumpfile.h (enum dump_kind): Renumber TDF_* flags to be contiguous.
528 2017-05-26 Martin Liska <mliska@suse.cz>
530 * cfg.c (check_bb_profile): Do not use TDF_COMMENT and print
531 always leading ';; '.
532 (dump_bb_info): Likewise.
533 (brief_dump_cfg): Likewise.
534 * cfgrtl.c (print_rtl_with_bb): Do not use TDF_COMMENT.
535 * dumpfile.c: Remove usage of TDF_VERBOSE.
536 * dumpfile.h (enum dump_kind): Likewise.
537 (dump_gimple_bb_header): Do not use TDF_COMMENT.
538 * print-tree.c (debug_verbose): Remove.
539 * tree-cfg.c (gimple_dump_cfg): Do not use TDF_COMMENT.
540 (dump_function_to_file): Remove dumps guarded with TDF_VERBOSE.
541 * tree-diagnostic.c (default_tree_printer): Replace
542 TDF_DIAGNOSTIC with TDF_SLIM.
544 2017-05-26 Bin Cheng <bin.cheng@arm.com>
546 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Pass
547 in parameter loop, rather than loop_vinfo.
548 (create_intersect_range_checks): Ditto.
549 (vect_create_cond_for_alias_checks): Update call to above functions.
551 2017-05-26 Bin Cheng <bin.cheng@arm.com>
553 PR tree-optimization/80815
554 * tree-data-ref.c (prune_runtime_alias_test_list): Simplify condition
555 for merging runtime alias checks. Handle negative DR_STEPs.
557 2017-05-26 Bin Cheng <bin.cheng@arm.com>
559 * tree-vect-data-refs.c (Operator==, comp_dr_with_seg_len_pair):
560 Move from ...
561 * tree-data-ref.c (Operator==, comp_dr_with_seg_len_pair): To here.
562 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list): Factor
563 out code pruning runtime alias checks.
564 * tree-data-ref.c (prune_runtime_alias_test_list): New function
565 factored out from above.
566 * tree-vectorizer.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
567 Move from ...
568 * tree-data-ref.h (struct dr_with_seg_len, dr_with_seg_len_pair_t):
569 ... to here.
570 (prune_runtime_alias_test_list): New decalaration.
572 2017-05-26 Bin Cheng <bin.cheng@arm.com>
574 * tree-vect-data-refs.c (compare_tree): Rename and move ...
575 * tree-data-ref.c (data_ref_compare_tree): ... to here.
576 * tree-data-ref.h (data_ref_compare_tree): New decalaration.
577 * tree-vect-data-refs.c (dr_group_sort_cmp): Update uses.
578 (operator==, comp_dr_with_seg_len_pair): Ditto.
579 (vect_prune_runtime_alias_test_list): Ditto.
581 2017-05-26 Martin Liska <mliska@suse.cz>
583 PR ipa/80663
584 * params.def: Bound partial-inlining-entry-probability param.
586 2017-05-26 Marek Polacek <polacek@redhat.com>
588 PR sanitizer/80875
589 * fold-const.c (fold_binary_loc) <case MULT_EXPR>: Check if OP1
590 can be negated.
592 2017-05-26 Richard Biener <rguenther@suse.de>
594 PR tree-optimization/80842
595 * tree-ssa-ccp.c (set_lattice_value): Always meet with the old
596 value.
598 2017-05-26 Richard Biener <rguenther@suse.de>
600 PR tree-optimization/80844
601 * tree-vectorizer.c (adjust_simduid_builtins): Propagate results.
603 2017-05-25 Sebastian Peryt <sebastian.peryt@intel.com>
605 * doc/md.texi (Machine Constraints): Update x86 family
606 machine constraints section to match 'config/i386/constraints.md'.
608 2017-05-25 Volker Reichelt <v.reichelt@netcologne.de>
610 * doc/invoke.texi (-Wcatch-value=): Document new warning option.
612 2017-05-25 Nathan Sidwell <nathan@acm.org>
614 * doc/invoke.texi (--enable-languages): Update documentation.
616 2017-05-25 Martin Liska <mliska@suse.cz>
618 * dumpfile.c: Add TDF_FOLDING.
619 * dumpfile.h (enum dump_kind): Likewise.
620 * genmatch.c (dt_simplify::gen_1): Use it.
622 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
624 * match.pd (view_convert (convert@0 @1)): Handle zero-extension.
626 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
628 * match.pd ((A +- CST1) +- CST2): Allow some conversions.
629 * tree.c (drop_tree_overflow): Handle COMPLEX_CST and VECTOR_CST.
631 2017-05-25 Marc Glisse <marc.glisse@inria.fr>
633 * fold-const.c (fold_binary_loc) [(A & C) == D]: Remove transformation.
634 * match.pd (X == C): Rewrite it here.
635 (with_possible_nonzero_bits, with_possible_nonzero_bits2,
636 with_certain_nonzero_bits2): New predicates.
637 * tree-ssanames.c (get_nonzero_bits): Handle INTEGER_CST.
639 2017-05-24 Nathan Sidwell <nathan@acm.org>
641 * lto-streamer-in.c (lto_input_data_block): Adjust T const cast to
642 avoid warning.
644 * auto-profile.c (afdo_propagate): Adjust T const cast to avoid
645 warning.
647 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
649 * config/powerpcspe: New port. Files are copied from the rs6000
650 port, with "rs6000" in filenames replaced by "powerpcspe".
652 2017-05-24 Wilco Dijkstra <wdijkstr@arm.com>
654 PR rtl-optimization/80754
655 * lra-remat.c (do_remat): Add overlap checks for dst_regno.
657 2017-05-24 Sheldon Lobo <smlobo@sheldon.us.oracle.com>
659 * config/sparc/sparc.md (length): Return the correct value for -mflat
660 sibcalls to match output_sibcall.
662 2017-05-24 Segher Boessenkool <segher@kernel.crashing.org>
664 PR bootstrap/80860
665 PR bootstrap/80843
666 * config/rs6000/rs6000.c (struct machine_function): Add new field
667 n_components.
668 (rs6000_get_separate_components): Init that field, use it.
669 (rs6000_components_for_bb): Use the field.
671 2017-05-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
673 * config/arm/arm.c (arm_expand_prologue): Fix typo in comment.
675 2017-05-24 Peter Bergner <bergner@vnet.ibm.com>
677 PR middle-end/80823
678 * tree-cfg.c (group_case_labels_stmt): Delete increment of "i";
680 2017-05-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
682 PR target/80725
683 * config/s390/s390.c (s390_check_qrst_address): Check incoming
684 address against address_operand predicate.
685 * config/s390/s390.md ("*indirect_jump"): Swap alternatives.
687 2017-05-24 Eric Botcazou <ebotcazou@adacore.com>
689 * var-tracking.c (track_expr_p): Do not return 0 for tracked record
690 parameters passed indirectly.
692 2017-05-23 Uros Bizjak <ubizjak@gmail.com>
694 * config/i386/i386.md (*movdi_internal): Remove SSE4
695 alternative 18 (?r, *v). Update insn attributes.
696 (*movsi_internal): Remove SSE4 alternative 13 (?r, *v).
697 Update insn attributes.
698 (*zero_extendsidi2): Remove SSE4 alternative (?r, *x).
699 Update insn attributes.
700 * config/i386/sse.md (vec_extract<ssevecmodelower>_0): Remove SSE4
701 alternative 1 (r, v). Remove isa attribute.
702 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
703 Always move value through stack for !TARGET_INTER_UNIT_MOVES_TO_VEC
704 and !TARGET_INTER_UNIT_MOVES_TO_VEC targets.
706 2017-05-23 Tom de Vries <tom@codesourcery.com>
708 * doc/sourcebuild.texi (Directives, Verify compiler message): Document
709 dg-line directive.
711 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
713 * cgraphunit.c (symbol_table::process_new_functions): Update.
714 * ipa-fnsummary.c (pass_data_inline_parameters): Remove.
715 (inline_generate_summary): Rename to ...
716 (ipa_fn_summary_generate): ... this one.
717 (inline_read_summary): Rename to ...
718 (ipa_fn_summary_read): ... this one.
719 (inline_write_summary): Rename to ...
720 (ipa_fn_summary_write): ... this one.
721 (inline_free_summary): Rename to ...
722 (ipa_free_fn_summary): ... this one.
723 (pass_data_local_fn_summary, pass_local_fn_summary,
724 make_pass_local_fn_summary, pass_data_ipa_free_fn_summary,
725 pass_ipa_free_fn_summary, make_pass_ipa_free_fn_summary,
726 pass_data_ipa_fn_summary, pass_ipa_fn_summary,
727 make_pass_ipa_fn_summary): New.
728 * ipa-fnsummary.h (inline_generate_summary, inline_read_summary,
729 inline_write_summary, inline_free_summary): Remove.
730 (ipa_free_fn_summary) : New.
731 * ipa-inline.c (ipa_inline): Update.
732 (pass_ipa_inline): Do not generate summaries.
733 * ipa.c (pass_data_ipa_free_fn_summary, pass_ipa_free_fn_summary):
734 Remove.
735 * passes.def: Replace pass_inline_parameters by pass_local_fn_summary
736 and add pass_ipa_fn_summary.
737 * tree-pass.h (make_pass_ipa_fn_summary, make_pass_local_fn_summary):
738 New.
739 (make_pass_inline_parameters): Remove.
741 2017-05-23 Thomas Schwinge <thomas@codesourcery.com>
743 * omp-low.c (struct omp_context): Remove "default_kind" member.
744 Adjust all users.
746 * omp-offload.c (execute_oacc_device_lower): Remove the
747 parallelism dimensions function attributes for unparallelized
748 OpenACC kernels constructs.
750 2017-05-23 Martin Liska <mliska@suse.cz>
752 * cgraph.c (cgraph_node::get_create): Use symtab_node::dump_{asm_,}name
753 functions.
754 (cgraph_edge::make_speculative): Likewise.
755 (cgraph_edge::resolve_speculation): Likewise.
756 (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
757 (cgraph_node::dump): Likewise.
758 * cgraph.h: Likewise.
759 * cgraphunit.c (analyze_functions): Likewise.
760 (symbol_table::compile): Likewise.
761 * ipa-cp.c (print_all_lattices): Likewise.
762 (determine_versionability): Likewise.
763 (initialize_node_lattices): Likewise.
764 (ipcp_verify_propagated_values): Likewise.
765 (estimate_local_effects): Likewise.
766 (update_profiling_info): Likewise.
767 (create_specialized_node): Likewise.
768 (perhaps_add_new_callers): Likewise.
769 (decide_about_value): Likewise.
770 (decide_whether_version_node): Likewise.
771 (identify_dead_nodes): Likewise.
772 (ipcp_store_bits_results): Likewise.
773 * ipa-devirt.c (dump_targets): Likewise.
774 (ipa_devirt): Likewise.
775 * ipa-icf.c (sem_item::dump): Likewise.
776 (sem_function::equals): Likewise.
777 (sem_variable::equals): Likewise.
778 (sem_item_optimizer::read_section): Likewise.
779 (sem_item_optimizer::execute): Likewise.
780 (congruence_class::dump): Likewise.
781 * ipa-inline-analysis.c (dump_ipa_call_summary): Likewise.
782 (dump_inline_summary): Likewise.
783 (estimate_node_size_and_time): Likewise.
784 (inline_analyze_function): Likewise.
785 * ipa-inline-transform.c (inline_call): Likewise.
786 * ipa-inline.c (report_inline_failed_reason): Likewise.
787 (want_early_inline_function_p): Likewise.
788 (edge_badness): Likewise.
789 (update_edge_key): Likewise.
790 (inline_small_functions): Likewise.
791 * ipa-profile.c (ipa_profile): Likewise.
792 * ipa-prop.c (ipa_print_node_jump_functions): Likewise.
793 (ipa_make_edge_direct_to_target): Likewise.
794 (remove_described_reference): Likewise.
795 (ipa_impossible_devirt_target): Likewise.
796 (propagate_controlled_uses): Likewise.
797 (ipa_print_node_params): Likewise.
798 (ipcp_transform_function): Likewise.
799 * ipa-pure-const.c (pure_const_read_summary): Likewise.
800 (propagate_pure_const): Likewise.
801 * ipa-reference.c (generate_summary): Likewise.
802 (read_write_all_from_decl): Likewise.
803 (propagate): Likewise.
804 (ipa_reference_read_optimization_summary): Likewise.
805 * ipa-utils.c (ipa_merge_profiles): Likewise.
806 * ipa.c (walk_polymorphic_call_targets): Likewise.
807 (symbol_table::remove_unreachable_nodes): Likewise.
808 (ipa_single_use): Likewise.
809 * passes.c (execute_todo): Likewise.
810 * predict.c (drop_profile): Likewise.
811 * symtab.c (symtab_node::get_dump_name): New function.
812 (symtab_node::dump_name): Likewise.
813 (symtab_node::dump_asm_name): Likewise.
814 (symtab_node::dump_references): Likewise.
815 (symtab_node::dump_referring): Likewise.
816 (symtab_node::dump_base): Likewise.
817 (symtab_node::debug_symtab): Likewise.
818 * tree-sra.c (convert_callers_for_node): Likewise.
819 * tree-ssa-structalias.c (ipa_pta_execute): Likewise.
820 * value-prof.c (init_node_map): Likewise.
822 2017-05-23 Martin Liska <mliska@suse.cz>
824 * cgraph.h: Move symtab_node::dump_table to symbol_table::dump
825 and symtab_node::debug_symtab to symbol_table::debug.
826 * cgraphunit.c (analyze_functions): Use the renamed function.
827 (symbol_table::compile): Likewise.
828 * ipa-cp.c (ipcp_verify_propagated_values): Likewise.
829 * ipa-icf.c (sem_item_optimizer::execute): Likewise.
830 * passes.c (execute_todo): Likewise.
831 * symtab.c (symbol_table::dump): New function.
832 * tree-ssa-structalias.c (ipa_pta_execute): Use the renamed function.
834 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
836 * ipa-fnsummary.c (estimate_node_size_and_time): Do not sanity check
837 that nonconst implies exec.
839 2017-05-23 Jan Hubicka <hubicka@ucw.cz>
841 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
842 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
843 (inline_edge_summary_vec): Turn into ...
844 (ipa_call_summaries): ... this one.
845 (redirect_to_unreachable, edge_set_predicate,
846 evaluate_properties_for_edge, inline_summary_alloc,
847 reset_ipa_call_summary, reset_inline_summary,
848 inline_summary_t::duplicate): Update.
849 (inline_edge_duplication_hook): Turn to ...
850 (ipa_call_summary_t::duplicate): ... this one.
851 (inline_edge_removal_hook): Turn to ...
852 (ipa_call_summary_t::remove): ... this one.
853 (dump_inline_edge_summary): Turn to ...
854 (dump_ipa_call_summary): ... this one.
855 (estimate_function_body_sizes): Update.
856 (inline_update_callee_summaries): Update.
857 (remap_edge_change_prob): Update.
858 (remap_edge_summaries): Update.
859 (inline_merge_summary): Update.
860 (do_estimate_edge_time): Update.
861 (inline_generate_summary): Update.
862 (inline_read_section): Update.
863 (inline_read_summary): Update.
864 (inline_free_summary): Update.
865 * ipa-inline.c (can_inline_edge_p): Update.
866 (compute_inlined_call_time): Update.
867 (want_inline_small_function_p): Update.
868 (edge_badness): Update.
869 (early_inliner): Update.
870 * ipa-inline.h (inline_edge_summary): Turn to ...
871 (ipa_call_summary): ... this one.
872 (ipa_call_summary_t): New class.
873 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
874 (ipa_call_summaries): New.
875 (inline_edge_summary): Remove.
876 (estimate_edge_growth): Update.
877 * ipa-profile.c (ipa_propagate_frequency_1): Update.
878 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
879 * ipa-split.c (execute_split_functions): Update.
880 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
882 2017-05-23 Tom de Vries <tom@codesourcery.com>
884 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
885 attributes): Document rdrand effective target.
887 2017-05-23 Tom de Vries <tom@codesourcery.com>
889 * doc/sourcebuild.texi (Effective-Target Keywords, Other hardware
890 attributes): Sort alphabetically.
892 2017-05-23 Georg-Johann Lay <avr@gjlay.de>
894 * config/avr/genmultilib.awk: Use gsub instead of gensub.
896 2017-05-22 Michael Meissner <meissner@linux.vnet.ibm.com>
898 PR target/80718
899 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Split
900 V2DF/V2DI splat into two separate patterns, one that handles
901 registers, and the other that only handles memory. Drop support
902 for splatting from a GPR on ISA 2.07 and then splitting the
903 splat into direct move and splat.
904 (vsx_splat_<mode>_reg): Likewise.
905 (vsx_splat_<mode>_mem): Likewise.
907 2017-05-22 Segher Boessenkool <segher@kernel.crashing.org>
909 * cfgcleanup.c (bb_is_just_return): Allow CLOBBERs.
911 2017-05-22 Jakub Jelinek <jakub@redhat.com>
913 PR middle-end/80809
914 * omp-low.c (finish_taskreg_remap): New function.
915 (finish_taskreg_scan): If unit size of ctx->record_type
916 is non-constant, unshare the size expression and replace
917 decls in it with possible outer var refs.
919 PR middle-end/80809
920 * gimplify.c (omp_add_variable): For GOVD_DEBUG_PRIVATE use
921 GOVD_SHARED rather than GOVD_PRIVATE with it.
922 (gimplify_adjust_omp_clauses_1, gimplify_adjust_omp_clauses): Expect
923 GOVD_SHARED rather than GOVD_PRIVATE with GOVD_DEBUG_PRIVATE.
925 PR middle-end/80853
926 * omp-low.c (lower_reduction_clauses): Pass OMP_CLAUSE_PRIVATE
927 as last argument to build_outer_var_ref for pointer bases of array
928 section reductions.
930 2017-05-19 Martin Sebor <msebor@redhat.com>
932 * print-tree.c (print_node): Print DECL_READ_P flag.
934 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
936 * Makefile.in: Add ipa-fnsummary.o and ipa-fnsummary.h
937 * auto-profile.c: Replace ipa-inline.h by ipa-fnsummary.h
938 * cgraph.c: Likewise.
939 * cgraphunit.c: Likewise.
940 * gengtype.c: Likewise.
941 * ipa-cp.c: Likewise.
942 * ipa-devirt.c: Likewise.
943 * ipa-icf.c: Likewise.
944 * ipa-predicate.c: Likewise.
945 * ipa-profile.c: Likewise.
946 * ipa-prop.c: Likewise.
947 * ipa-split.c: Likewise.
948 * ipa.c: Likewise.
949 * ipa-inline-analysis.c (inline_summaries, ipa_call_summaries,
950 edge_predicate_pool, dump_inline_hints,
951 inline_summary::account_size_time, redirect_to_unreachable,
952 edge_set_predicate, set_hint_predicate,
953 evaluate_conditions_for_known_args, evaluate_properties_for_edge,
954 inline_summary_alloc, ipa_call_summary::reset, inline_summary::reset,
955 inline_summary_t::remove, remap_hint_predicate_after_duplication,
956 inline_summary_t::duplicate, ipa_call_summary_t::duplicate,
957 ipa_call_summary_t::remove, initialize_growth_caches,
958 free_growth_caches, dump_ipa_call_summary, dump_inline_summary,
959 debug_inline_summary, dump_inline_summaries, initialize_inline_failed,
960 mark_modified, unmodified_parm_1, unmodified_parm,
961 unmodified_parm_or_parm_agg_item, eliminated_by_inlining_prob,
962 set_cond_stmt_execution_predicate, set_switch_stmt_execution_predicate,
963 compute_bb_predicates, will_be_nonconstant_expr_predicate,
964 will_be_nonconstant_predicate, record_modified_bb_info,
965 get_minimal_bb, record_modified, param_change_prob,
966 phi_result_unknown_predicate, predicate_for_phi_result,
967 array_index_predicate, clobber_only_eh_bb_p, fp_expression_p,
968 estimate_function_body_sizes, compute_inline_parameters,
969 compute_inline_parameters_for_curren, pass_data_inline_parameters,
970 estimate_node_size_and_time, estimate_ipcp_clone_size_and_time,
971 inline_update_callee_summaries, remap_edge_change_prob,
972 remap_edge_summaries, remap_hint_predicate, inline_merge_summary,
973 inline_update_overall_summary, inline_indirect_intraprocedural_analysis,
974 inline_analyze_function, inline_summary_t::insert,
975 inline_generate_summary, read_ipa_call_summary, inline_read_section,
976 inline_read_summary, write_ipa_call_summary, inline_write_summary,
977 inline_free_summary): Move to ipa-fnsummary.h
978 (predicate_t): Remove.
979 * ipa-fnsummary.c: New file.
980 * ipa-inline.h: Do not include sreal.h and ipa-predicate.h
981 (enum inline_hints_vals, inline_hints, agg_position_info,
982 INLINE_SIZE_SCALE, size_time_entry, inline_summary, inline_summary_t,
983 inline_summaries, ipa_call_summary, ipa_call_summary_t,
984 ipa_call_summaries, debug_inline_summary, dump_inline_summaries,
985 dump_inline_summary, dump_inline_hints, inline_generate_summary,
986 inline_read_summary, inline_write_summary, inline_free_summary,
987 inline_analyze_function, initialize_inline_failed,
988 inline_merge_summary, inline_update_overall_summary,
989 compute_inline_parameters): Move to ipa-fnsummary.h
990 * ipa-fnsummary.h: New file.
991 * ipa-inline-transform.h: Include ipa-inline.h.
992 * ipa-inline.c: LIkewise.
994 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
996 * ipa-inline.c (edge_badness): Use inlined_time instead of
997 inline_summaries->get.
999 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1001 * ipa-inline.c (edge_badness): Use estimate_size_after_inlining.
1003 2017-05-22 Nathan Sidwell <nathan@acm.org>
1005 * doc/invoke.texi (fdump-translation-unit): Delete documentation.
1006 (fdump-lang): Document 'raw' option.
1007 * dumpfile.h (TDI_tu): Delete.
1008 * dumpfile.c (dump_files): Remove translation-unit.
1009 (FIRST_AUTO_NUMBERED_DUMP): Decrement.
1011 2017-05-22 Georg-Johann Lay <avr@gjlay.de>
1013 * config/avr/t-avr (AWK) [t-multilib]: Remove "-v FORMAT=Makefile"
1014 command option from $(AWK) call.
1015 * config/avr/genmultilib.awk: Simplify and rewrite so that it
1016 generates MULTILIB_REQUIRED instead of MULTILIB_EXCEPTIONS.
1017 [FORMAT]: Remove handling of variable.
1018 * config/avr/t-multilib: Regenerate.
1020 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1022 * ipa-inline-analysis.c (inline_summary::reset): Do not reset
1023 self_time.
1024 (dump_inline_summary): Do not print self_time.
1025 (estimate_function_body_sizes): Do not set self_time.
1026 (compute_inline_parameters): Likewise.
1027 (inline_read_section, inline_write_summary): Do not stream self_time.
1028 * ipa-inline.h (inline_summary): Drop self_time.
1030 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
1032 * ipa-inline-analysis.c (account_size_time): Rename to ...
1033 (inline_summary::account_size_time): ... this one.
1034 (reset_ipa_call_summary): Turn to ...
1035 (ipa_call_summary::reset): ... this one.
1036 (reset_inline_summary): Turn to ...
1037 (inline_summary::reset): ... this one.
1038 (inline_summary_t::remove): Update.
1039 (inline_summary_t::duplicate): Update.
1040 (ipa_call_summary_t::remove): Update.
1041 (dump_inline_summary): Update.
1042 (estimate_function_body_sizes): Update.
1043 (compute_inline_parameters): Update.
1044 (estimate_node_size_and_time): Update.
1045 (inline_merge_summary): Update.
1046 (inline_update_overall_summary): Update.
1047 (inline_read_section): Update.
1048 (inline_write_summary): Update.
1049 * ipa-inline.h (inline_summary): Rename entry to size_time_table;
1050 add account_size_time and reset member functions.
1051 (ipa_call_summary): Add reset function.
1052 * ipa-predicate.h (predicate::operator &): Constify.
1054 2017-05-22 Richard Biener <rguenther@suse.de>
1056 * df-scan.c (df_insn_refs_verify): Speedup when not verifying.
1058 2017-05-19 Jason Merrill <jason@redhat.com>
1060 * tree.c (make_tree_vec_stat, grow_tree_vec_stat): Use size_t.
1062 2017-05-19 Marek Polacek <polacek@redhat.com>
1064 PR sanitizer/80800
1065 * fold-const.c (extract_muldiv_1) <case TRUNC_DIV_EXPR>: Add
1066 TYPE_OVERFLOW_WRAPS checks.
1068 2017-05-19 Thomas Schwinge <thomas@codesourcery.com>
1070 * tree-core.h (enum omp_clause_default_kind): Add
1071 "OMP_CLAUSE_DEFAULT_PRESENT".
1072 * tree-pretty-print.c (dump_omp_clause): Handle it.
1073 * gimplify.c (enum gimplify_omp_var_data): Add
1074 "GOVD_MAP_FORCE_PRESENT".
1075 (gimplify_adjust_omp_clauses_1): Map it to
1076 "GOMP_MAP_FORCE_PRESENT".
1077 (oacc_default_clause): Handle "OMP_CLAUSE_DEFAULT_PRESENT".
1079 * gimplify.c (oacc_default_clause): Clarify.
1081 2017-05-19 Nathan Sidwell <nathan@acm.org>
1083 LANG_HOOK_REGISTER_DUMPS
1084 * toplev.c (general_init): Call register dump lang hook.
1085 * doc/invoke.texi: Document -fdump-lang option family.
1086 * dumpfile.c (dump_files): Remove class dump here.
1087 (FIRST_AUTO_NUMBERED_DUMP): Adjust.
1088 * dumpfile.h (tree_dump_index): Remove TDI_class.
1089 * langhooks-def.h (lhd_register_dumps): Declare.
1090 (LANG_HOOKS_REGISTER_DUMPS): Define.
1091 (LANG_HOOKS_INITIALIZER): Add it.
1092 * langhooks.c (lhd_register_dumps): Define.
1093 * langhooks.h (struct lang_hooks): Add register_dumps.
1095 2017-05-19 Nathan Sidwell <nathan@acm.org>
1097 * context.h (context::set_passes): New.
1098 * context.c (context::context): Do not create pass manager.
1099 * toplev.c (general_init): Create pass manager here.
1101 2017-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1103 * config/rs6000/rs6000.md (splitter to load of -1 and mask): Don't
1104 use this splitter if two add or or instructions would also work for
1105 the constant we want to generate.
1107 2017-05-19 Richard Biener <rguenther@suse.de>
1109 PR build/80821
1110 * genmatch.c (dt_node::gen_kids_1): Add missing scope around
1111 predicate evaluation.
1113 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
1115 * ipa-inline.h (ipa_call_summary): Turn sizes into signed;
1116 add ctor.
1117 * ipa-inline.c (want_inline_small_function_p): Do not cast to
1118 unsigned.
1120 2017-05-19 Jan Hubicka <hubicka@ucw.cz>
1122 * ipa-inline-analysis.c (cgraph_2edge_hook_list, cgraph_edge_hook_list,
1123 inline_edge_removal_hook, inline_edge_duplication_hook): Remove.
1124 (inline_edge_summary_vec): Turn into ...
1125 (ipa_call_summaries): ... this one.
1126 (redirect_to_unreachable, edge_set_predicate,
1127 evaluate_properties_for_edge, inline_summary_alloc,
1128 reset_ipa_call_summary, reset_inline_summary,
1129 inline_summary_t::duplicate): Update.
1130 (inline_edge_duplication_hook): Turn to ...
1131 (ipa_call_summary_t::duplicate): ... this one.
1132 (inline_edge_removal_hook): Turn to ...
1133 (ipa_call_summary_t::remove): ... this one.
1134 (dump_inline_edge_summary): Turn to ...
1135 (dump_ipa_call_summary): ... this one.
1136 (estimate_function_body_sizes): Update.
1137 (inline_update_callee_summaries): Update.
1138 (remap_edge_change_prob): Update.
1139 (remap_edge_summaries): Update.
1140 (inline_merge_summary): Update.
1141 (do_estimate_edge_time): Update.
1142 (inline_generate_summary): Update.
1143 (inline_read_section): Update.
1144 (inline_read_summary): Update.
1145 (inline_free_summary): Update.
1146 * ipa-inline.c (can_inline_edge_p): Update.
1147 (compute_inlined_call_time): Update.
1148 (want_inline_small_function_p): Update.
1149 (edge_badness): Update.
1150 (early_inliner): Update.
1151 * ipa-inline.h (inline_edge_summary): Turn to ...
1152 (ipa_call_summary): ... this one.
1153 (ipa_call_summary_t): New class.
1154 (inline_edge_summary_t, inline_edge_summary_vec): Remove.
1155 (ipa_call_summaries): New.
1156 (inline_edge_summary): Remove.
1157 (estimate_edge_growth): Update.
1158 * ipa-profile.c (ipa_propagate_frequency_1): Update.
1159 * ipa-prop.c (ipa_make_edge_direct_to_target): Update.
1160 * ipa-split.c (execute_split_functions): Update.
1161 * ipa.c (symbol_table::remove_unreachable_nodes): Update.
1163 2017-05-19 Richard Biener <rguenther@suse.de>
1165 PR middle-end/80764
1166 * cfgexpand.c (expand_gimple_cond): Fix loop fixup.
1168 2017-05-18 Segher Boessenkool <segher@kernel.crashing.org>
1170 * config/rs6000/rs6000.c (struct machine_function): Add field
1171 fpr_is_wrapped_separately.
1172 (rs6000_get_separate_components): Use 64 components. Handle the
1173 new FPR components.
1174 (rs6000_components_for_bb): Handle the FPR components.
1175 (rs6000_emit_prologue_components): Handle the FPR components.
1176 (rs6000_emit_epilogue_components): Handle the FPR components.
1177 (rs6000_set_handled_components): Handle the FPR components.
1178 (rs6000_emit_prologue): Don't output prologue code for those FPRs
1179 that are already separately shrink-wrapped.
1180 (rs6000_emit_epilogue): Don't output epilogue code for those FPRs
1181 that are already separately shrink-wrapped.
1183 2017-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
1185 PR target/80510
1186 * config/rs6000/predicates.md (simple_offsettable_mem_operand):
1187 New predicate.
1189 * config/rs6000/rs6000.md (ALTIVEC_DFORM): New iterator.
1190 (define_peephole2 for Altivec d-form load): Add peepholes to catch
1191 cases where the register allocator uses a move and an offsettable
1192 memory operation to/from a FPR register on ISA 2.06/2.07.
1193 (define_peephole2 for Altivec d-form store): Likewise.
1195 2017-05-18 Uros Bizjak <ubizjak@gmail.com>
1197 PR target/80799
1198 * config/i386/mmx.md (*mov<mode>_internal): Enable
1199 alternatives 11, 12, 13 and 14 also for 32bit targets.
1200 Remove alternatives 15, 16, 17 and 18.
1201 * config/i386/sse.md (vec_concatv2di): Change
1202 alternative (!x, *y) to (x, ?!*Yn).
1204 2017-05-18 Paolo Carlini <paolo.carlini@oracle.com>
1206 * dumpfile.h (enum dump_kind): Remove stray comma.
1208 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
1210 * Makefile.in: Add ipa-predicate.o and ipa-predicate.h
1211 * ipa-inline-analysis.c (NUM_CONDITIONS): turn into
1212 predicate::num_conditions
1213 (IS_NOT_CONSTANT): turn into predicate::is_not_constant.
1214 (CHANGED): turn into predicate::changed.
1215 (agg_position_info): Move to ipa-predicate.h
1216 (add_condition, predicate::add_clause, predicate::operator &=,
1217 predicate::or_with, predicate::evaluate, predicate::probability,
1218 dump_condition, dump_clause, predicate::dump,
1219 predicate::remap_after_duplication, predicate::remap_after_inlining,
1220 predicate::stream_in, predicate::stream_out): Move to ipa-predicate.c
1221 (evaluate_conditions_for_known_args): Update.
1222 (set_cond_stmt_execution_predicate): Update.
1223 * ipa-inline.h: Include ipa-predicate.h
1224 (condition, inline_param_summary, conditions, agg_position_info,
1225 predicate): Move to ipa-predicate.h
1226 * ipa-predicate.c: New file.
1227 * ipa-predicate.h: New file.
1229 2017-05-18 Wilco Dijkstra <wdijkstr@arm.com>
1231 * final.c (leaf_function_p): Check we are not in a sequence.
1233 2017-05-18 Martin Liska <mliska@suse.cz>
1235 * cfgrtl.c (rtl_verify_edges): Remove usage of TDF_RTL.
1236 * dumpfile.c (dump_register): Use new enum dump_kind.
1237 (get_dump_file_name): Likewise.
1238 (dump_enable_all): Likewise.
1239 (dump_switch_p_1): Likewise.
1240 (enable_rtl_dump_file): Remove usage of TDF_RTL.
1241 * dumpfile.h (enum dump_kind): New enum type.
1242 (struct dump_file_info): Create constructor and
1243 format fields and comments.
1244 * passes.c (pass_manager::register_one_dump_file):
1245 Use num dump_kind.
1246 * statistics.c (statistics_early_init): Likewise.
1247 * tree-ssa-loop-prefetch.c (dump_mem_details): Replace
1248 TDF_TREE with TDF_SLIM.
1249 (gather_memory_references_ref): Likewise.
1251 2017-05-18 Martin Liska <mliska@suse.cz>
1253 * vec.h (struct vnull): Use it.
1255 2017-05-18 Jan Hubicka <hubicka@ucw.cz>
1257 * ipa-inline-analysis.c (predicate_conditions): Move to ipa-inline.h
1258 (true_predicate, false_predicate, true_predicate_p,
1259 false_predicate_p): Remove.
1260 (single_cond_predicate, not_inlined_predicate): Turn to member function
1261 in ipa-inline.h
1262 (add_condition): Update.
1263 (add_clause): Turn to...
1264 (predicate::add_clause): ... this one; update; allow passing NULL
1265 as parameter.
1266 (and_predicates): Turn to ...
1267 (predicate::operator &=): ... this one.
1268 (predicates_equal_p): Move to predicate::operator == in ipa-inline.h
1269 (or_predicates): Turn to ...
1270 (predicate::or_with): ... this one.
1271 (evaluate_predicate): Turn to ...
1272 (predicate::evaluate): ... this one.
1273 (predicate_probability): Turn to ...
1274 (predicate::probability): ... this one.
1275 (dump_condition): Update.
1276 (dump_predicate): Turn to ...
1277 (predicate::dump): ... this one.
1278 (account_size_time): Update.
1279 (edge_set_predicate): Update.
1280 (set_hint_predicate): UPdate.
1281 (evaluate_conditions_for_known_args): Update.
1282 (evaluate_properties_for_edge): Update.
1283 (remap_predicate_after_duplication): Turn to...
1284 (predicate::remap_after_duplication): ... this one.
1285 (remap_hint_predicate_after_duplication): Update.
1286 (inline_summary_t::duplicate): UPdate.
1287 (dump_inline_edge_summary): Update.
1288 (dump_inline_summary): Update.
1289 (set_cond_stmt_execution_predicate): Update.
1290 (set_switch_stmt_execution_predicate): Update.
1291 (compute_bb_predicates): Update.
1292 (will_be_nonconstant_expr_predicate): Update.
1293 (will_be_nonconstant_predicate): Update.
1294 (phi_result_unknown_predicate): Update.
1295 (predicate_for_phi_result): Update.
1296 (array_index_predicate): Update.
1297 (estimate_function_body_sizes): Update.
1298 (estimate_node_size_and_time): Update.
1299 (estimate_ipcp_clone_size_and_time): Update.
1300 (remap_predicate): Rename to ...
1301 (predicate::remap_after_inlining): ... this one.
1302 (remap_hint_predicate): Update.
1303 (inline_merge_summary): Update.
1304 (inline_update_overall_summary): Update.
1305 (estimate_size_after_inlining): Update.
1306 (read_predicate): Rename to ...
1307 (predicate::stream_in): ... this one.
1308 (read_inline_edge_summary): Update.
1309 (write_predicate): Rename to ...
1310 (predicate::stream_out): ... this one.
1311 (write_inline_edge_summary): Update.
1312 * ipa-inline.h (MAX_CLAUSES): Turn to predicate::max_clauses.
1313 (clause_t): Turn to uint32_t
1314 (predicate): Turn to class; implement constructor and operators
1315 ==, !=, &
1316 (size_time_entry): Update.
1317 (inline_summary): Update.
1318 (inline_edge_summary): Update.
1320 2017-05-18 Marc Glisse <marc.glisse@inria.fr>
1322 * fold-const.c (fold_binary_loc): Move transformation...
1323 * match.pd (C - X CMP X): ... here.
1325 2017-05-18 Sheldon Lobo <sheldon.lobo@oracle.com>
1327 * config/sparc/sparc.c (sparc_option_override): Set function
1328 alignment for -mcpu=niagara7 to 64 to match the I$ line.
1329 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC M7 branch
1330 latency to 1.
1331 * config/sparc/sparc.h (BRANCH_COST): Set the SPARC T4 branch
1332 latency to 2.
1333 * config/sparc/sol2.h: Fix a ASM_CPU32_DEFAULT_SPEC typo.
1335 2017-05-18 Marek Polacek <polacek@redhat.com>
1337 PR sanitizer/80797
1338 * ubsan.c (instrument_null): Unwrap ADDR_EXPRs.
1339 (pass_ubsan::execute): Call gimple_assign_single_p instead of
1340 gimple_assign_load_p.
1342 2017-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1344 PR middle-end/80692
1345 * real.c (do_compare): Give decimal_do_compare preference over
1346 comparing just the signs.
1348 2017-05-17 Uros Bizjak <ubizjak@gmail.com>
1350 * doc/md.texi (Canonicalization of Instructions): Describe the
1351 canonical form of instructions that inherently set a condition
1352 code register.
1354 2017-05-17 Peter Bergner <bergner@vnet.ibm.com>
1356 PR middle-end/80775
1357 * tree-cfg.c: Move deletion of unreachable case statements to after
1358 the merging of consecutive case labels.
1360 2017-05-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
1362 * config/arm/arm.c (cmse_nonsecure_call_clear_caller_saved): Refer
1363 readers to __gnu_cmse_nonsecure_call libcall for saving, clearing and
1364 restoring of callee-saved registers.
1366 2017-05-17 Eric Botcazou <ebotcazou@adacore.com>
1368 * compare-elim.c (equivalent_reg_at_start): Adjust outdated comment.
1369 * config/visium/visium.c (single_set_and_flags): Likewise.
1370 * config/visium/visium.md (Substitutions): Likewise.
1372 2017-05-17 Martin Liska <mliska@suse.cz>
1374 * cfg.c: Introduce dump_flags_t type and
1375 use it instead of int type.
1376 * cfg.h: Likewise.
1377 * cfghooks.c: Likewise.
1378 * cfghooks.h (struct cfg_hooks): Likewise.
1379 * cfgrtl.c: Likewise.
1380 * cfgrtl.h: Likewise.
1381 * cgraph.c (cgraph_node::get_body): Likewise.
1382 * coretypes.h: Likewise.
1383 * domwalk.c: Likewise.
1384 * domwalk.h: Likewise.
1385 * dumpfile.c (struct dump_option_value_info): Likewise.
1386 (dump_enable_all): Likewise.
1387 (dump_switch_p_1): Likewise.
1388 (opt_info_switch_p): Likewise.
1389 * dumpfile.h (enum tree_dump_index): Likewise.
1390 (struct dump_file_info): Likewise.
1391 * genemit.c: Likewise.
1392 * generic-match-head.c: Likewise.
1393 * gengtype.c (open_base_files): Likewise.
1394 * gimple-pretty-print.c: Likewise.
1395 * gimple-pretty-print.h: Likewise.
1396 * graph.c (print_graph_cfg): Likewise.
1397 * graphite-scop-detection.c (dot_all_sese): Likewise.
1398 * ipa-devirt.c (build_type_inheritance_graph): Likewise.
1399 * loop-unroll.c (report_unroll): Likewise.
1400 * passes.c (pass_manager::register_one_dump_file): Likewise.
1401 * print-tree.c: Likewise.
1402 * statistics.c: Likewise.
1403 * tree-cfg.c: Likewise.
1404 * tree-cfg.h: Likewise.
1405 * tree-dfa.c: Likewise.
1406 * tree-dfa.h: Likewise.
1407 * tree-dump.c (dump_function): Likewise.
1408 * tree-dump.h (struct dump_info): Likewise.
1409 * tree-pretty-print.c: Likewise.
1410 * tree-pretty-print.h: Likewise.
1411 * tree-ssa-live.c: Likewise.
1412 * tree-ssa-live.h: Likewise.
1413 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
1414 * tree-vect-loop.c: Likewise.
1415 * tree-vect-slp.c: Likewise.
1417 2017-05-16 James Greenhalgh <james.greenhalgh@arm.com>
1418 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1420 PR tree-optimization/80457
1421 * tree-vect-stmts.c (vect_model_simple_cost): Model the cost
1422 of all arguments to a statement as scalar_to_vec operations.
1423 (vectorizable_call): Adjust call to vect_model_simple_cost for
1424 new parameter.
1425 (vectorizable_conversion): Likewise.
1426 (vectorizable_assignment): Likewise.
1427 (vectorizable_shift): Likewise.
1428 (vectorizable_operation): Likewise.
1429 (vectorizable_comparison): Likewise.
1430 (vect_is_simple_cond): Record the def types for operands.
1431 (vectorizable_condition): Likewise, call vect_model_simple_cost.
1432 * tree-vectorizer.h (vect_model_simple_cost): Add new parameter
1433 for statement argument count.
1435 2017-05-16 Carl Love <cel@us.ibm.com>
1437 * config/rs6000/rs6000-c: Add support for built-in functions
1438 vector unsigned long long vec_bperm (vector unsigned long long,
1439 vector unsigned char)
1440 vector signed long long vec_mule (vector signed int,
1441 vector signed int)
1442 vector unsigned long long vec_mule (vector unsigned int,
1443 vector unsigned int)
1444 vector signed long long vec_mulo (vector signed int,
1445 vector signed int)
1446 vector unsigned long long vec_mulo (vector unsigned int,
1447 vector unsigned int)
1448 vector signed char vec_sldw (vector signed char,
1449 vector signed char,
1450 const int)
1451 vector unsigned char vec_sldw (vector unsigned char,
1452 vector unsigned char,
1453 const int)
1454 vector signed short vec_sldw (vector signed short,
1455 vector signed short,
1456 const int)
1457 vector unsigned short vec_sldw (vector unsigned short,
1458 vector unsigned short,
1459 const int)
1460 vector signed int vec_sldw (vector signed int,
1461 vector signed int,
1462 const int)
1463 vector unsigned int vec_sldw (vector unsigned int,
1464 vector unsigned int,
1465 const int)
1466 vector signed long long vec_sldw (vector signed long long,
1467 vector signed long long,
1468 const int)
1469 vector unsigned long long vec_sldw (vector unsigned long long,
1470 vector unsigned long long,
1471 const int)
1472 * config/rs6000/rs6000-c: Add support for built-in functions
1473 * config/rs6000/rs6000-builtin.def: Add definition for SLDW.
1474 * config/rs6000/altivec.h: Add defintion for vec_sldw.
1475 * doc/extend.texi: Update the built-in documentation for the
1476 new built-in functions.
1478 2017-05-16 Marek Polacek <polacek@redhat.com>
1480 PR sanitizer/80536
1481 PR sanitizer/80386
1482 * tree.c (save_expr): Don't fold the expression.
1484 2017-05-16 Uros Bizjak <ubizjak@gmail.com>
1486 * config/i386/i386.md (*movsi_internal): Split (?rm,*y) alternative
1487 to (?r,*Yn) and (?m,*y) alternatives, and (?*y,rm) to (?*Ym,r)
1488 and (?*y,m). Update insn attributes.
1490 2017-05-16 Martin Liska <mliska@suse.cz>
1492 * cgraph.c (cgraph_edge::resolve_speculation): Add default value for
1493 flags argument of print_gimple_stmt, print_gimple_expr,
1494 print_generic_stmt and print_generic_expr.
1495 * cgraphclones.c (symbol_table::materialize_all_clones): Likewise.
1496 * coretypes.h: Likewise.
1497 * except.c (dump_eh_tree): Likewise.
1498 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Likewise.
1499 * gimple-pretty-print.h: Likewise.
1500 * gimple-ssa-backprop.c (dump_usage_prefix): Likewise.
1501 (backprop::push_to_worklist): Likewise.
1502 (backprop::pop_from_worklist): Likewise.
1503 (backprop::process_use): Likewise.
1504 (backprop::intersect_uses): Likewise.
1505 (note_replacement): Likewise.
1506 * gimple-ssa-store-merging.c
1507 (pass_store_merging::terminate_all_aliasing_chains): Likewise.
1508 (imm_store_chain_info::coalesce_immediate_stores): Likewise.
1509 (pass_store_merging::execute): Likewise.
1510 * gimple-ssa-strength-reduction.c (dump_candidate): Likewise.
1511 (ssa_base_cand_dump_callback): Likewise.
1512 (dump_incr_vec): Likewise.
1513 (replace_refs): Likewise.
1514 (replace_mult_candidate): Likewise.
1515 (create_add_on_incoming_edge): Likewise.
1516 (create_phi_basis): Likewise.
1517 (insert_initializers): Likewise.
1518 (all_phi_incrs_profitable): Likewise.
1519 (introduce_cast_before_cand): Likewise.
1520 (replace_one_candidate): Likewise.
1521 * gimplify.c (gimplify_expr): Likewise.
1522 * graphite-isl-ast-to-gimple.c (is_valid_rename): Likewise.
1523 (set_rename): Likewise.
1524 (rename_uses): Likewise.
1525 (copy_loop_phi_nodes): Likewise.
1526 (add_close_phis_to_merge_points): Likewise.
1527 (copy_loop_close_phi_args): Likewise.
1528 (copy_cond_phi_args): Likewise.
1529 (graphite_copy_stmts_from_block): Likewise.
1530 (translate_pending_phi_nodes): Likewise.
1531 * graphite-poly.c (print_pdr): Likewise.
1532 (dump_gbb_cases): Likewise.
1533 (dump_gbb_conditions): Likewise.
1534 (print_scop_params): Likewise.
1535 * graphite-scop-detection.c (build_cross_bb_scalars_def): Likewise.
1536 (build_cross_bb_scalars_use): Likewise.
1537 (gather_bbs::before_dom_children): Likewise.
1538 * hsa-dump.c (dump_hsa_immed): Likewise.
1539 * ipa-cp.c (print_ipcp_constant_value): Likewise.
1540 (get_replacement_map): Likewise.
1541 * ipa-inline-analysis.c (dump_condition): Likewise.
1542 (estimate_function_body_sizes): Likewise.
1543 * ipa-polymorphic-call.c (check_stmt_for_type_change): Likewise.
1544 (ipa_polymorphic_call_context::get_dynamic_type): Likewise.
1545 * ipa-prop.c (ipa_dump_param): Likewise.
1546 (ipa_print_node_jump_functions_for_edge): Likewise.
1547 (ipa_modify_call_arguments): Likewise.
1548 (ipa_modify_expr): Likewise.
1549 (ipa_dump_param_adjustments): Likewise.
1550 (ipa_dump_agg_replacement_values): Likewise.
1551 (ipcp_modif_dom_walker::before_dom_children): Likewise.
1552 * ipa-pure-const.c (check_stmt): Likewise.
1553 (pass_nothrow::execute): Likewise.
1554 * ipa-split.c (execute_split_functions): Likewise.
1555 * omp-offload.c (dump_oacc_loop_part): Likewise.
1556 (dump_oacc_loop): Likewise.
1557 * trans-mem.c (tm_log_emit): Likewise.
1558 (tm_memopt_accumulate_memops): Likewise.
1559 (dump_tm_memopt_set): Likewise.
1560 (dump_tm_memopt_transform): Likewise.
1561 * tree-cfg.c (gimple_verify_flow_info): Likewise.
1562 (print_loop): Likewise.
1563 * tree-chkp-opt.c (chkp_print_addr): Likewise.
1564 (chkp_gather_checks_info): Likewise.
1565 (chkp_get_check_result): Likewise.
1566 (chkp_remove_check_if_pass): Likewise.
1567 (chkp_use_outer_bounds_if_possible): Likewise.
1568 (chkp_reduce_bounds_lifetime): Likewise.
1569 * tree-chkp.c (chkp_register_addr_bounds): Likewise.
1570 (chkp_mark_completed_bounds): Likewise.
1571 (chkp_register_incomplete_bounds): Likewise.
1572 (chkp_mark_invalid_bounds): Likewise.
1573 (chkp_maybe_copy_and_register_bounds): Likewise.
1574 (chkp_build_returned_bound): Likewise.
1575 (chkp_get_bound_for_parm): Likewise.
1576 (chkp_build_bndldx): Likewise.
1577 (chkp_get_bounds_by_definition): Likewise.
1578 (chkp_generate_extern_var_bounds): Likewise.
1579 (chkp_get_bounds_for_decl_addr): Likewise.
1580 * tree-chrec.c (chrec_apply): Likewise.
1581 * tree-data-ref.c (dump_data_reference): Likewise.
1582 (dump_subscript): Likewise.
1583 (dump_data_dependence_relation): Likewise.
1584 (analyze_overlapping_iterations): Likewise.
1585 * tree-inline.c (expand_call_inline): Likewise.
1586 (tree_function_versioning): Likewise.
1587 * tree-into-ssa.c (dump_defs_stack): Likewise.
1588 (dump_currdefs): Likewise.
1589 (dump_names_replaced_by): Likewise.
1590 (dump_update_ssa): Likewise.
1591 (update_ssa): Likewise.
1592 * tree-object-size.c (pass_object_sizes::execute): Likewise.
1593 * tree-parloops.c (build_new_reduction): Likewise.
1594 (try_create_reduction_list): Likewise.
1595 (ref_conflicts_with_region): Likewise.
1596 (oacc_entry_exit_ok_1): Likewise.
1597 (oacc_entry_exit_single_gang): Likewise.
1598 * tree-pretty-print.h: Likewise.
1599 * tree-scalar-evolution.c (set_scalar_evolution): Likewise.
1600 (get_scalar_evolution): Likewise.
1601 (add_to_evolution): Likewise.
1602 (get_loop_exit_condition): Likewise.
1603 (analyze_evolution_in_loop): Likewise.
1604 (analyze_initial_condition): Likewise.
1605 (analyze_scalar_evolution): Likewise.
1606 (instantiate_scev): Likewise.
1607 (number_of_latch_executions): Likewise.
1608 (gather_chrec_stats): Likewise.
1609 (final_value_replacement_loop): Likewise.
1610 (scev_const_prop): Likewise.
1611 * tree-sra.c (dump_access): Likewise.
1612 (disqualify_candidate): Likewise.
1613 (create_access): Likewise.
1614 (reject): Likewise.
1615 (maybe_add_sra_candidate): Likewise.
1616 (create_access_replacement): Likewise.
1617 (analyze_access_subtree): Likewise.
1618 (analyze_all_variable_accesses): Likewise.
1619 (sra_modify_assign): Likewise.
1620 (initialize_constant_pool_replacements): Likewise.
1621 (find_param_candidates): Likewise.
1622 (decide_one_param_reduction): Likewise.
1623 (replace_removed_params_ssa_names): Likewise.
1624 * tree-ssa-ccp.c (ccp_fold_stmt): Likewise.
1625 * tree-ssa-copy.c (dump_copy_of): Likewise.
1626 (copy_prop_visit_cond_stmt): Likewise.
1627 * tree-ssa-dce.c (mark_operand_necessary): Likewise.
1628 * tree-ssa-dom.c (pass_dominator::execute): Likewise.
1629 (record_equivalences_from_stmt): Likewise.
1630 * tree-ssa-dse.c (compute_trims): Likewise.
1631 (delete_dead_call): Likewise.
1632 (delete_dead_assignment): Likewise.
1633 * tree-ssa-forwprop.c (forward_propagate_into_gimple_cond): Likewise.
1634 (forward_propagate_into_cond): Likewise.
1635 (pass_forwprop::execute): Likewise.
1636 * tree-ssa-ifcombine.c (ifcombine_ifandif): Likewise.
1637 * tree-ssa-loop-im.c (invariantness_dom_walker::before_dom_children):
1638 Likewise.
1639 (move_computations_worker): Likewise.
1640 (execute_sm): Likewise.
1641 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise.
1642 (remove_exits_and_undefined_stmts): Likewise.
1643 (remove_redundant_iv_tests): Likewise.
1644 * tree-ssa-loop-ivopts.c (dump_use): Likewise.
1645 (adjust_iv_update_pos): Likewise.
1646 * tree-ssa-math-opts.c (bswap_replace): Likewise.
1647 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Likewise.
1648 (value_replacement): Likewise.
1649 * tree-ssa-phiprop.c (phiprop_insert_phi): Likewise.
1650 * tree-ssa-pre.c (print_pre_expr): Likewise.
1651 (get_representative_for): Likewise.
1652 (create_expression_by_pieces): Likewise.
1653 (insert_into_preds_of_block): Likewise.
1654 (eliminate_insert): Likewise.
1655 (eliminate_dom_walker::before_dom_children): Likewise.
1656 (eliminate): Likewise.
1657 (remove_dead_inserted_code): Likewise.
1658 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
1659 * tree-ssa-reassoc.c (get_rank): Likewise.
1660 (eliminate_duplicate_pair): Likewise.
1661 (eliminate_plus_minus_pair): Likewise.
1662 (eliminate_not_pairs): Likewise.
1663 (undistribute_ops_list): Likewise.
1664 (eliminate_redundant_comparison): Likewise.
1665 (update_range_test): Likewise.
1666 (optimize_range_tests_var_bound): Likewise.
1667 (optimize_vec_cond_expr): Likewise.
1668 (rewrite_expr_tree): Likewise.
1669 (rewrite_expr_tree_parallel): Likewise.
1670 (linearize_expr): Likewise.
1671 (break_up_subtract): Likewise.
1672 (linearize_expr_tree): Likewise.
1673 (attempt_builtin_powi): Likewise.
1674 (attempt_builtin_copysign): Likewise.
1675 (transform_stmt_to_copy): Likewise.
1676 (transform_stmt_to_multiply): Likewise.
1677 (dump_ops_vector): Likewise.
1678 * tree-ssa-sccvn.c (vn_nary_build_or_lookup_1): Likewise.
1679 (print_scc): Likewise.
1680 (set_ssa_val_to): Likewise.
1681 (visit_reference_op_store): Likewise.
1682 (visit_use): Likewise.
1683 (sccvn_dom_walker::before_dom_children): Likewise.
1684 (run_scc_vn): Likewise.
1685 * tree-ssa-scopedtables.c (avail_exprs_stack::lookup_avail_expr):
1686 Likewise.
1687 (expr_hash_elt::print): Likewise.
1688 (const_and_copies::pop_to_marker): Likewise.
1689 (const_and_copies::record_const_or_copy_raw): Likewise.
1690 * tree-ssa-structalias.c (compute_dependence_clique): Likewise.
1691 * tree-ssa-uninit.c (collect_phi_def_edges): Likewise.
1692 (dump_predicates): Likewise.
1693 (find_uninit_use): Likewise.
1694 (warn_uninitialized_phi): Likewise.
1695 (pass_late_warn_uninitialized::execute): Likewise.
1696 * tree-ssa.c (verify_vssa): Likewise.
1697 (verify_ssa): Likewise.
1698 (maybe_optimize_var): Likewise.
1699 * tree-vrp.c (dump_value_range): Likewise.
1700 (dump_all_value_ranges): Likewise.
1701 (dump_asserts_for): Likewise.
1702 (register_edge_assert_for_2): Likewise.
1703 (vrp_visit_cond_stmt): Likewise.
1704 (vrp_visit_switch_stmt): Likewise.
1705 (vrp_visit_stmt): Likewise.
1706 (vrp_visit_phi_node): Likewise.
1707 (simplify_cond_using_ranges_1): Likewise.
1708 (fold_predicate_in): Likewise.
1709 (evrp_dom_walker::before_dom_children): Likewise.
1710 (evrp_dom_walker::push_value_range): Likewise.
1711 (evrp_dom_walker::pop_value_range): Likewise.
1712 (execute_early_vrp): Likewise.
1714 2017-05-16 Richard Biener <rguenther@suse.de>
1716 * dwarf2out.c (loc_list_from_tree_1): Do not create
1717 DW_OP_GNU_variable_value for DECL_IGNORED_P decls.
1719 2017-05-16 Richard Biener <rguenther@suse.de>
1721 * dwarf2out.c (resolve_variable_value_in_expr): Lookup DIE
1722 just generated.
1723 (note_variable_value_in_expr): If we resolved the decl ref
1724 do not push to the stack.
1726 2017-05-16 Matthew Wahab <matthew.wahab@arm.com>
1728 * config/arm/arm_neon.h (vadd_f16): Use standard arithmetic
1729 operations in fast-math mode.
1730 (vaddq_f16): Likewise.
1731 (vmul_f16): Likewise.
1732 (vmulq_f16): Likewise.
1733 (vsub_f16): Likewise.
1734 (vsubq_f16): Likewise.
1735 * config/arm/neon.md (add<mode>3): New.
1736 (sub<mode>3): New.
1737 (fma:<VH:mode>3): New. Also remove outdated comment.
1738 (mul<mode>3): New.
1740 2017-05-16 Martin Liska <mliska@suse.cz>
1742 PR ipa/79849.
1743 PR ipa/79850.
1744 * ipa-devirt.c (warn_types_mismatch): Fix typo.
1745 (odr_types_equivalent_p): Likewise.
1747 2017-05-15 Sylvestre Ledru <sylvestre@debian.org>
1749 * plugin.c (try_init_one_plugin): Fix ressource leaks (CID 726637).
1751 2017-05-15 Uros Bizjak <ubizjak@gmail.com>
1753 PR target/80425
1754 * config/i386.i386.md (*zero_extendsidi2): Do not penalize
1755 non-interunit SSE move alternatives with '?'.
1756 (zero-extendsidi peephole2): New peephole to skip intermediate
1757 general register in SSE zero-extend sequence.
1759 2017-05-15 Jeff Law <law@redhat.com>
1761 * reorg.c (relax_delay_slots): Create a new variable to hold
1762 the temporary target rather than clobbering TARGET_LABEL.
1764 * config/tilegx/tilegx.c (tilegx_expand_unaligned_load): Add
1765 missing argument to extract_bit_field call.
1766 * config/tilepro/tilepro.c (tilepro_expand_unaligned_load): Likewise.
1768 2017-05-15 Martin Liska <mliska@suse.cz>
1770 PR driver/31468
1771 * gcc.c (process_command): Do not allow empty argument of -o option.
1773 2017-05-15 Renlin Li <renlin.li@arm.com>
1775 * config/aarch64/aarch64-protos.h (aarch64_expand_call): Declare.
1776 * config/aarch64/aarch64.c (aarch64_expand_call): Define.
1777 * config/aarch64/constraints.md (Usf): Add long call check.
1778 * config/aarch64/aarch64.md (call): Use aarch64_expand_call.
1779 (call_value): Likewise.
1780 (sibcall): Likewise.
1781 (sibcall_value): Likewise.
1782 (call_insn): New.
1783 (call_value_insn): New.
1784 (sibcall_insn): Update rtx pattern.
1785 (sibcall_value_insn): Likewise.
1786 (call_internal): Remove.
1787 (call_value_internal): Likewise.
1788 (sibcall_internal): Likewise.
1789 (sibcall_value_internal): Likewise.
1790 (call_reg): Likewise.
1791 (call_symbol): Likewise.
1792 (call_value_reg): Likewise.
1793 (call_value_symbol): Likewise.
1795 2017-05-14 Krister Walfridsson <krister.walfridsson@gmail.com>
1797 PR target/80600
1798 * config/netbsd.h (NETBSD_LIBGCC_SPEC): Always add -lgcc.
1800 2017-05-14 Uros Bizjak <ubizjak@gmail.com>
1802 * config/i386.i386.c (ix86_cc_modes_compatible): CCNOmode is
1803 compatible with CCGOCmode and with CCZmode.
1805 2017-05-14 Martin Sebor <msebor@redhat.com>
1807 PR middle-end/77671
1808 * gimple-fold.c (gimple_fold_builtin_sprintf): Make extern.
1809 (gimple_fold_builtin_snprintf): Same.
1810 * gimple-fold.h (gimple_fold_builtin_sprintf): Declare.
1811 (gimple_fold_builtin_snprintf): Same.
1812 * gimple-ssa-sprintf.c (get_format_string): Correct the detection
1813 of character types.
1814 (is_call_safe): New function.
1815 (try_substitute_return_value): Call it.
1816 (try_simplify_call): New function.
1817 (pass_sprintf_length::handle_gimple_call): Call it.
1819 2017-05-14 Martin Sebor <msebor@redhat.com>
1821 PR middle-end/80669
1822 * builtins.c (expand_builtin_stpncpy): Simplify.
1824 2017-05-14 Daniel Santos <daniel.santos@pobox.com>
1826 * config/i386/i386.opt: Add option -mcall-ms2sysv-xlogues.
1827 * config/i386/i386.h
1828 (x86_64_ms_sysv_extra_clobbered_registers): Change type to unsigned.
1829 (NUM_X86_64_MS_CLOBBERED_REGS): New macro.
1830 (struct machine_function): Add new members call_ms2sysv,
1831 call_ms2sysv_pad_in, call_ms2sysv_pad_out and call_ms2sysv_extra_regs.
1832 (struct machine_frame_state): New fields sp_realigned and
1833 sp_realigned_offset.
1834 * config/i386/i386.c
1835 (enum xlogue_stub): New enum.
1836 (enum xlogue_stub_sets): New enum.
1837 (class xlogue_layout): New class.
1838 (struct ix86_frame): New fields stack_realign_allocate_offset,
1839 stack_realign_offset and outlined_save_offset. Modify comments to
1840 detail stack layout when using out-of-line stubs.
1841 (ix86_target_string): Add -mcall-ms2sysv-xlogues option.
1842 (ix86_option_override_internal): Add sorry() for TARGET_SEH and
1843 -mcall-ms2sysv-xlogues.
1844 (stub_managed_regs): New static variable.
1845 (ix86_save_reg): Add new parameter ignore_outlined to optionally omit
1846 registers managed by out-of-line stub.
1847 (disable_call_ms2sysv_xlogues): New function.
1848 (ix86_compute_frame_layout): Modify re-alignment calculations, disable
1849 m->call_ms2sysv when appropriate and compute frame layout for
1850 out-of-line stubs.
1851 (sp_valid_at, fp_valid_at): New inline functions.
1852 (choose_basereg): New function.
1853 (choose_baseaddr): Add align parameter, use choose_basereg and modify
1854 all callers.
1855 (ix86_emit_save_reg_using_mov, ix86_emit_restore_sse_regs_using_mov):
1856 Use align parameter of choose_baseaddr to generated aligned SSE movs
1857 when possible.
1858 (pro_epilogue_adjust_stack): Modify to track
1859 machine_frame_state::sp_realigned.
1860 (ix86_nsaved_regs): Modify to accommodate changes to ix86_save_reg.
1861 (ix86_nsaved_sseregs): Likewise.
1862 (ix86_emit_save_regs): Likewise.
1863 (ix86_emit_save_regs_using_mov): Likewise.
1864 (ix86_emit_save_sse_regs_using_mov): Likewise.
1865 (get_scratch_register_on_entry): Likewise.
1866 (gen_frame_set): New function.
1867 (gen_frame_load): Likewise.
1868 (gen_frame_store): Likewise.
1869 (emit_outlined_ms2sysv_save): Likewise.
1870 (emit_outlined_ms2sysv_restore): Likewise.
1871 (ix86_expand_prologue): Modify stack re-alignment code and call
1872 emit_outlined_ms2sysv_save when appropriate.
1873 (ix86_emit_leave): Clear machine_frame_state::sp_realigned. Add
1874 parameter rtx_insn *insn, which allows the function to be used to only
1875 generate the notes.
1876 (ix86_expand_epilogue): Modify validity checks of frame and stack
1877 pointers, and call emit_outlined_ms2sysv_restore when appropriate.
1878 (ix86_expand_call): Modify to enable m->call_ms2sysv when appropriate.
1879 * config/i386/predicates.md
1880 (save_multiple): New predicate.
1881 (restore_multiple): Likewise.
1882 * config/i386/sse.md
1883 (save_multiple<mode>): New pattern.
1884 (save_multiple_realign<mode>): Likewise.
1885 (restore_multiple<mode>): Likewise.
1886 (restore_multiple_and_return<mode>): Likewise.
1887 (restore_multiple_leave_return<mode>): Likewise.
1888 * Makefile.in: Export HOSTCXX and HOSTCXXFLAGS to site.exp
1890 2017-05-14 Julia Koval <julia.koval@intel.com>
1892 * config/i386/i386-builtin-types.def (VOID_FTYPE_INT_INT64): New type.
1893 * config/i386/i386-builtin.def (__builtin_ia32_xgetbv)
1894 (__builtin_ia32_xsetbv): New builtins.
1895 * config/i386/i386.c (ix86_expand_special_args_builtin):
1896 Process new types.
1897 (ix86_expand_builtin): Special expand for new intrinsics.
1898 * config/i386/i386.md (UNSPECV_XGETBV, UNSPECV_XSETBV): New.
1899 (xsetbv, xsetbv_rex64, xgetbv, xgetbv_rex64): New insn patterns.
1900 * config/i386/xsaveintrin.h (_xsetbv, _getbv): New intrinsics.
1902 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1904 * cfganal.c (inverted_post_order_compute): Change argument type
1905 to vec *.
1906 * cfganal.h (inverted_post_order_compute): Adjust prototype.
1907 * df-core.c (rest_of_handle_df_initialize): Adjust.
1908 (rest_of_handle_df_finish): Likewise.
1909 (df_analyze_1): Likewise.
1910 (df_analyze): Likewise.
1911 (loop_inverted_post_order_compute): Change argument to be a vec *.
1912 (df_analyze_loop): Adjust.
1913 (df_get_n_blocks): Likewise.
1914 (df_get_postorder): Likewise.
1915 * df.h (struct df_d): Change field to be a vec.
1916 * lcm.c (compute_laterin): Adjust.
1917 (compute_available): Likewise.
1918 * lra-lives.c (lra_create_live_ranges_1): Likewise.
1919 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
1920 * tree-ssa-pre.c (compute_antic): Likewise.
1922 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1924 * cfganal.c (connect_infinite_loops_to_exit): Adjust.
1925 (depth_first_search::depth_first_search): Change structure init
1926 function to this constructor.
1927 (depth_first_search::add_bb): Rename function to this member.
1928 (depth_first_search::execute): Likewise.
1929 (flow_dfs_compute_reverse_finish): Adjust.
1931 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1933 * ddg.c (find_nodes_on_paths): Use auto_sbitmap.
1934 (longest_simple_path): Likewise.
1935 * shrink-wrap.c (spread_components): Likewise.
1936 (disqualify_problematic_components): Likewise.
1937 (emit_common_heads_for_components): Likewise.
1938 (emit_common_tails_for_components): Likewise.
1939 (insert_prologue_epilogue_for_components): Likewise.
1941 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1943 * tree-ssa-dse.c (dse_dom_walker): Make m_live_byes a
1944 auto_sbitmap.
1946 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1948 * df-core.c (df_set_blocks): Start using auto_bitmap.
1949 (df_compact_blocks): Likewise.
1950 * df-problems.c (df_rd_confluence_n): Likewise.
1951 * df-scan.c (df_insn_rescan_all): Likewise.
1952 (df_process_deferred_rescans): Likewise.
1953 (df_update_entry_block_defs): Likewise.
1954 (df_update_exit_block_uses): Likewise.
1955 (df_entry_block_bitmap_verify): Likewise.
1956 (df_exit_block_bitmap_verify): Likewise.
1957 (df_scan_verify): Likewise.
1958 * lra-constraints.c (lra_constraints): Likewise.
1959 (undo_optional_reloads): Likewise.
1960 (lra_undo_inheritance): Likewise.
1961 * lra-remat.c (calculate_gen_cands): Likewise.
1962 (do_remat): Likewise.
1963 * lra-spills.c (assign_spill_hard_regs): Likewise.
1964 (spill_pseudos): Likewise.
1965 * tree-ssa-pre.c (bitmap_set_and): Likewise.
1966 (bitmap_set_subtract_values): Likewise.
1968 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1970 * haifa-sched.c (estimate_shadow_tick): Replace manual bitmap
1971 management with auto_bitmap.
1972 (fix_inter_tick): Likewise.
1973 (fix_recovery_deps): Likewise.
1974 * ira.c (add_store_equivs): Likewise.
1975 (find_moveable_pseudos): Likewise.
1976 (split_live_ranges_for_shrink_wrap): Likewise.
1977 * print-rtl.c (rtx_reuse_manager::rtx_reuse_manager): Likewise.
1978 (rtx_reuse_manager::seen_def_p): Likewise.
1979 (rtx_reuse_manager::set_seen_def): Likewise.
1980 * print-rtl.h (class rtx_reuse_manager): Likewise.
1982 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1984 * bt-load.c (combine_btr_defs): Use auto_bitmap to manage bitmap
1985 lifetime.
1986 (migrate_btr_def): Likewise.
1987 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
1988 * df-core.c (loop_post_order_compute): Likewise.
1989 (loop_inverted_post_order_compute): Likewise.
1990 * hsa-common.h: Likewise.
1991 * hsa-gen.c (hsa_bb::~hsa_bb): Likewise.
1992 * init-regs.c (initialize_uninitialized_regs): Likewise.
1993 * ipa-inline.c (resolve_noninline_speculation): Likewise.
1994 (inline_small_functions): Likewise.
1995 * ipa-reference.c (ipa_reference_write_optimization_summary): Likewise.
1996 * ira.c (combine_and_move_insns): Likewise.
1997 (build_insn_chain): Likewise.
1998 * loop-invariant.c (find_invariants): Likewise.
1999 * lower-subreg.c (propagate_pseudo_copies): Likewise.
2000 * predict.c (tree_predict_by_opcode): Likewise.
2001 (predict_paths_leading_to): Likewise.
2002 (predict_paths_leading_to_edge): Likewise.
2003 (estimate_loops_at_level): Likewise.
2004 (estimate_loops): Likewise.
2005 * shrink-wrap.c (try_shrink_wrapping): Likewise.
2006 (spread_components): Likewise.
2007 * tree-cfg.c (remove_edge_and_dominated_blocks): Likewise.
2008 * tree-loop-distribution.c (rdg_build_partitions): Likewise.
2009 * tree-predcom.c (tree_predictive_commoning_loop): Likewise.
2010 * tree-ssa-coalesce.c (coalesce_ssa_name): Likewise.
2011 * tree-ssa-phionlycprop.c (pass_phi_only_cprop::execute): Likewise.
2012 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2013 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Likewise.
2014 * tree-ssa-threadupdate.c (compute_path_counts): Likewise.
2015 (mark_threaded_blocks): Likewise.
2016 (thread_through_all_blocks): Likewise.
2017 * tree-ssa.c (verify_ssa): Likewise.
2018 (execute_update_addresses_taken): Likewise.
2019 * tree-ssanames.c (verify_ssaname_freelists): Likewise.
2021 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2023 * cfganal.c (mark_dfs_back_edges): Replace manual stack with
2024 auto_vec.
2025 (post_order_compute): Likewise.
2026 (inverted_post_order_compute): Likewise.
2027 (pre_and_rev_post_order_compute_fn): Likewise.
2029 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2031 * genrecog.c (int_set::int_set): Explicitly construct our
2032 auto_vec base class.
2033 * vec.h (auto_vec::auto_vec): New constructor.
2035 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2037 * bitmap.h (class auto_bitmap): New constructor taking
2038 bitmap_obstack * argument.
2040 2017-05-13 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2042 * bitmap.h (class auto_bitmap): Change type of m_bits to
2043 bitmap_head, and adjust ctor / dtor and member operators.
2045 2017-05-13 Uros Bizjak <ubizjak@gmail.com>
2047 * compare-elim.c (equivalent_reg_at_start): Return NULL_RTX
2048 when returned register mode doesn't match original mode.
2050 2017-05-12 Jeff Law <law@redhat.com>
2051 Jakub Jelinek <jakub@redhat.com>
2053 * config/mn10300/mn10300.c (mn10300_match_ccmode): Fix where
2054 we look for cc setter after the compare-elim changes.
2055 * config/mn10300/mn10300.md (addsi3_flags): Fix order of patterns
2056 within the vector to match what compare-elim now expects.
2057 (subsi3_flags, andsi3_flags, iorsi3_flags): Likewise.
2058 (xorsi3_flags, one_cmplsi2_flags): Likewise.
2060 * config/rx/rx.c (rx_match_ccmode): Fix where we look cc setter
2061 after the compare-elim changes.
2062 * config/rx/rx.md (abssi2_flags): Fix order of patterns within
2063 the vector to match what compare-elim now expects.
2064 (addsi3_flags, adc_flags, addsi3_flags peepholes): Likewise.
2065 (andsi3_flags, negsi2_flags, one_cmplsi2_flags): Likewise.
2066 (iorsi3_flags, rotlsi3_flags, rotrsi3_flags): Likewise.
2067 (ashrsi3_flags, lshrsi3_flags, ashlsi3_flags): Likewise.
2068 (ssaddsi3, subsi3_flags, sbb_flags, xorsi3_flags): Likewise.
2070 * config/visium/visium.c (single_set_and_flags): Fix where
2071 we look for cc setter after the compare-elim changes.
2072 * config/visium/visium.md (flags_subst_logic): Fix order of patterns
2073 with the vector to match what compare-elim now expects.
2074 (flags_subst_arith, add<mode>3_insn_set_carry): Likewise.
2075 (add<mode>3_insn_set_overflow, addsi3_insn_set_carry): Likewise.
2076 (addsi3_insn_set_overflow, sub<mode>3_insn_set_carry): Likewise.
2077 (sub<mode>3_insn_set_overflow, subsi3_insn_set_carry): Likewise.
2078 (subsi3_insn_set_overflow, negsi2_insn_set_carry): Likewise.
2079 (neg<mode>2_insn_set_overflow): Likewise.
2081 2017-05-12 Jim Wilson <jim.wilson@linaro.org>
2083 PR middle-end/79794
2084 * expmed.c (extract_bit_field_1): Add alt_rtl argument. Before
2085 maybe_expand_insn call, set ops[0].target. If still set after call,
2086 set alt_rtl. Add extra arg to recursive calls.
2087 (extract_bit_field): Add alt_rtl argument. Pass to
2088 extract_bit_field.
2089 * expmed.h (extract_bit_field): Fix prototype.
2090 * expr.c (emit_group_load_1, copy_blkmode_from_reg)
2091 (copy_blkmode_to_reg, read_complex_part, store_field): Pass extra NULL
2092 to extract_bit_field_calls.
2093 (expand_expr_real_1): Pass alt_rtl to expand_expr_real instead of 0.
2094 Pass alt_rtl to extract_bit_field calls.
2095 * calls.c (store_unaligned_arguments_into_psuedos)
2096 load_register_parameters): Pass extra NULL to extract_bit_field calls.
2097 * optabs.c (maybe_legitimize_operand): Clear op->target when call
2098 gen_reg_rtx.
2099 * optabs.h (struct expand_operand): Add target bitfield.
2101 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
2103 * compare-elim.c (try_eliminate_compare): Canonicalize
2104 operation with embedded compare to
2105 [(set (reg:CCM) (compare:CCM (operation) (immediate)))
2106 (set (reg) (operation)].
2108 * config/i386/i386.c (TARGET_FLAGS_REGNUM): New define.
2110 2017-05-12 Uros Bizjak <ubizjak@gmail.com>
2112 PR target/80723
2113 * config/i386/i386.c (ix86_rtx_cost) [case PLUS]: Ignore the
2114 cost of adding a carry flag for ADC instruction.
2115 [case MINUS]: Ignore the cost of subtracting a carry flag
2116 for SBB instruction.
2118 2017-05-12 Steven Munroe <munroesj@gcc.gnu.org>
2120 * config.gcc (powerpc*-*-*): Add bmi2intrin.h, bmiintrin.h,
2121 and x86intrin.h
2122 * config/rs6000/bmiintrin.h: New file.
2123 * config/rs6000/bmi2intrin.h: New file.
2124 * config/rs6000/x86intrin.h: New file.
2126 2017-05-12 Jeff Law <law@redhat.com>
2128 * tree-vrp.c (vrp_dom_walker::before_dom_children): Push unwinding
2129 markers.
2131 2017-05-12 Peter Bergner <bergner@vnet.ibm.com>
2133 PR middle-end/80707
2134 * tree-cfg.c: Remove cfg edges of unreachable case statements.
2136 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2138 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
2139 early expansion of vector divide builtins.
2140 (builtin_function_type): Add VSX_BUILTIN_UDIV_V2DI to the list of
2141 builtins identified as having unsigned arguments.
2143 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2145 * config/rs6000/rs6000.c (gimple-fold.h): New #include.
2146 (rs6000_gimple_fold_builtin): Add handling for early GIMPLE
2147 expansion of vector logical operations (and, andc, or, xor,
2148 nor, orc, nand).
2150 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2152 * gimple-fold.c (create_tmp_reg_or_ssa_name): Remove static declaration.
2153 * gimple-fold.h (create_tmp_reg_or_ssa_name): New prototype.
2155 2017-05-12 Will Schmidt <will_schmidt@vnet.ibm.com>
2157 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
2158 early GIMPLE expansion of vector multiplies.
2160 2017-05-12 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2162 * config/arm/arm.md (movsi): Add TARGET_32BIT in addition to the
2163 TARGET_HAVE_MOVT conditional.
2164 (movt splitter): Likewise.
2166 2017-05-12 Richard Biener <rguenther@suse.de>
2168 * tree-ssa-sccvn.h (has_VN_INFO): Declare.
2169 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2170 Fold all stmts not inplace.
2172 2017-05-12 Richard Biener <rguenther@suse.de>
2174 PR tree-optimization/80713
2175 * tree-ssa-pre.c (remove_dead_inserted_code): Clear
2176 inserted_exprs bit for not removed stmts.
2178 2017-05-12 Thomas Schwinge <thomas@codesourcery.com>
2180 PR middle-end/69921
2181 * tree-parloops.c (create_parallel_loop): Set "oacc kernels
2182 parallelized" attribute for parallelized OpenACC kernels.
2183 * omp-offload.c (execute_oacc_device_lower): Use it.
2185 * omp-expand.c (expand_omp_target) <GF_OMP_TARGET_KIND_OACC_KERNELS>:
2186 Set "oacc kernels" attribute.
2187 * omp-general.c (oacc_set_fn_attrib): Remove is_kernel formal
2188 parameter. Adjust all users.
2189 (oacc_fn_attrib_kernels_p): Remove function.
2190 * omp-offload.c (execute_oacc_device_lower): Look for "oacc
2191 kernels" attribute instead of calling oacc_fn_attrib_kernels_p.
2192 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
2193 * tree-parloops.c (create_parallel_loop): If oacc_kernels_p,
2194 assert "oacc kernels" attribute is set.
2196 2017-05-11 Carl Love <cel@us.ibm.com>
2198 * config/rs6000/rs6000-c: Add support for built-in functions
2199 vector unsigned char vec_popcnt (vector signed char)
2200 vector unsigned char vec_popcnt (vector unsigned char)
2201 vector unsigned short vec_popcnt (vector signed short)
2202 vector unsigned short vec_popcnt (vector unsigned short)
2203 vector unsigned int vec_popcnt (vector signed int)
2204 vector unsigned int vec_popcnt (vector unsigned int)
2205 vector unsigned long long vec_popcnt (vector signed long long)
2206 vector unsigned long long vec_popcnt (vector unsigned long long)
2207 vector signed long long vec_slo (vector signed long long,
2208 vector signed char)
2209 vector signed long long vec_slo (vector signed long long,
2210 vector unsigned char)
2211 vector unsigned long long vec_slo (vector unsigned long long,
2212 vector signed char)
2213 vector unsigned long long vec_slo (vector unsigned long long,
2214 vector unsigned char)
2215 * config/rs6000/rs6000-builtin.def: Add definitions for VPOPCNTUB,
2216 VPOPCNTUH, VPOPCNTUW, and VPOPCNTUD overloads.
2217 * config/rs6000/altivec.h: Add define for vec_popcnt, vec_popcntb,
2218 vec_popcnth, vec_popcntw and vec_popcntd built-in functions.
2219 * doc/extend.texi: Update the built-in documentation file for the
2220 new built-in functions.
2222 2017-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
2224 * attribs.h (sorted_attr_string): Move machine independent
2225 functions for target clone support from the i386 port to common
2226 code. Rename ix86_function_versions to common_function_versions.
2227 Rename make_name to make_unique_name.
2228 (common_function_versions): Likewise.
2229 (make_unique_name): Likewise.
2230 (make_dispatcher_decl): Likewise.
2231 (is_function_default_version): Likewise.
2232 * attribs.c (attr_strcmp): Likewise.
2233 (sorted_attr_string): Likewise.
2234 (common_function_versions): Likewise.
2235 (make_unique_name): Likewise.
2236 (make_dispatcher_decl): Likewise.
2237 (is_function_default_version): Likewise.
2238 * config/i386/i386.c (attr_strcmp): Likewise.
2239 (sorted_attr_string): Likewise.
2240 (ix86_function_versions): Likewise.
2241 (make_name): Likewise.
2242 (make_dispatcher_decl): Likewise.
2243 (is_function_default_version): Likewise.
2244 (TARGET_OPTION_FUNCTION_VERSIONS): Update target function hook.
2246 2017-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2248 PR target/80695
2249 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
2250 Account for direct move costs for vec_construct of integer
2251 vectors.
2253 2017-05-11 Uros Bizjak <ubizjak@gmail.com>
2255 PR target/80706
2256 * config/i386/sync.md (UNSPEC_LDX_ATOMIC): New unspec.
2257 (UNSPEC_STX_ATOMIC): Ditto.
2258 (loaddi_via_sse): New insn.
2259 (storedi_via_sse): Ditto.
2260 (atomic_loaddi_fpu): Emit loaddi_via_sse and storedi_via_sse.
2261 Update corresponding peephole2 patterns.
2262 (atomic_storedi_fpu): Ditto.
2264 2017-05-11 Julia Koval <julia.koval@intel.com>
2266 * config/i386/avx512fintrin.h (_mm_mask_rsqrt14_sd)
2267 (_mm_maskz_rsqrt14_sd, _mm_mask_rsqrt14_ss, _mm_maskz_rsqrt14_ss):
2268 New intrinsics.
2269 * config/i386/i386-builtin.def (__builtin_ia32_rsqrt14sd_mask)
2270 (__builtin_ia32_rsqrt14ss_mask): New builtins.
2271 * config/i386/sse.md (rsqrt14_<mode>_mask): New pattern.
2273 2017-05-11 Nathan Sidwell <nathan@acm.org>
2275 * graphite-poly.c: Include dumpfile.h.
2277 * dumpfle.h (dump_function): Declare here ...
2278 * tree-dump.h (dump_function): ... not here.
2279 * dumpfile.c: #include tree-cfg.h.
2280 (dump_function): Move here from ...
2281 * tree-dump.c (dump_function): ... here.
2282 * gimplify.c: #include splay-tree.h, not tree-dump.h.
2283 * graphite-poly.c: Don't include tree-dump.h.
2284 * cgraphclones.c: Include dumpfile.h not tree-dump.h.
2285 * print-tree.c: Likewise.
2286 * stor-layout.c: Likewise.
2287 * tree-nested.c: Likewise.
2289 * dumpfile.c (dump_start): Use TDF_FLAGS.
2290 (dump_enable_all): Fix TDF_KIND check thinko.
2292 2017-05-11 Kelvin Nilsen <kelvin@gcc.gnu.org>
2294 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
2295 array entries to represent two legal parameterizations of the
2296 overloaded __builtin_cmpb function, as represented by the
2297 P6_OV_BUILTIN_CMPB constant.
2298 (altivec_resolve_overloaded_builtin): Add special case handling
2299 for the __builtin_cmpb function, as represented by the
2300 P6_OV_BUILTIN_CMPB constant.
2301 * config/rs6000/rs6000-builtin.def (BU_P6_2): New macro.
2302 (BU_P6_64BIT_2): New macro.
2303 (BU_P6_OVERLOAD_2): New macro
2304 (CMPB_32): Add 32-bit compare-bytes support for 32-bit only targets.
2305 (CMPB): Add 64-bit compare-bytes support for 32-bit and 64-bit targets.
2306 (CMPB): Add overload support to represent both 32-bit and 64-bit
2307 compare-bytes function.
2308 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
2309 support for TARGET_CMPB.
2310 * config/rs6000/rs6000.h: Add support for RS6000_BTM_CMPB.
2311 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
2312 documentation of the __builtin_cmpb overloaded built-in function.
2314 2017-05-11 Richard Biener <rguenther@suse.de>
2316 PR tree-optimization/80705
2317 * tree-vect-data-refs.c (vect_analyze_data_refs): DECL_NONALIASED
2318 bases are not vectorizable.
2320 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2322 * tree-ssa-loop-ivopts.c (determine_set_costs): Skip non-interger
2323 when counting register pressure.
2325 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2327 * tree-ssa-loop-ivopts.c (compare_cost_pair): New.
2328 (iv_ca_more_deps): Renamed to ...
2329 (iv_ca_compare_deps): ... this.
2330 (iv_ca_extend): Extend iv_ca if NEW_CP is cheaper than OLD_CP.
2332 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2334 * tree-ssa-loop-ivopts.c (find_interesting_uses): Move inv vars dump
2335 to ...
2336 (determine_group_iv_costs): ... here.
2337 (find_inv_vars_cb): Record inv var if it's not recorded before.
2339 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2341 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): Refine comments.
2342 (get_shiftadd_cost): Ditto.
2344 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2346 * tree-ssa-address.c: Include header file.
2347 (move_hint_to_base): Return TRUE if BASE_HINT is moved to memory
2348 address.
2349 (add_to_parts): Refactor.
2350 (addr_to_parts): New parameter. Update use of move_hint_to_base.
2351 (create_mem_ref): Update use of addr_to_parts. Re-associate addr
2352 in new order.
2354 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2356 PR tree-optimization/53090
2357 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New enum value
2358 COMP_IV_EXPR_2.
2359 (extract_cond_operands): Detect condition with IV on both sides
2360 and return COMP_IV_EXPR_2.
2361 (find_interesting_uses_cond): Add iv_use for both IVs in condition.
2362 (rewrite_use_compare): Simplify by removing call to function
2363 extract_cond_operands.
2365 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2367 * tree-ssa-loop-ivopts.c (enum comp_iv_rewrite): New.
2368 (extract_cond_operands): Detect condition comparing against non-
2369 invariant bound and return appropriate enum value.
2370 (find_interesting_uses_cond): Update use of extract_cond_operands.
2371 Handle its return value accordingly.
2372 (determine_group_iv_cost_cond, rewrite_use_compare): Ditto.
2374 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2376 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Re-associate
2377 nonlinear iv_use computation in loop invariant sensitive way.
2379 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2381 * tree-ssa-loop-ivopts.c (relate_compare_use_with_all_cands): New.
2382 (find_iv_candidates): Call relate_compare_use_with_all_cands.
2384 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2386 * tree-ssa-loop-ivopts.c (struct iv_cand): New field inv_exprs.
2387 (dump_cand): Support iv_cand.inv_exprs.
2388 (add_candidate_1): Record invariant exprs in iv_cand.inv_exprs
2389 for candidates.
2390 (iv_ca_set_no_cp, iv_ca_set_cp, free_loop_data): Support
2391 iv_cand.inv_exprs.
2393 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2395 * tree-ssa-loop-ivopts.c (multiplier_allowed_in_address_p): Move
2396 from ...
2397 * tree-ssa-address.c (multiplier_allowed_in_address_p): ... to here
2398 as local function. Include necessary header files.
2399 * tree-ssa-loop-ivopts.h (multiplier_allowed_in_address_p): Delete.
2401 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2403 * tree-ssa-loop-ivopts.c (autoinc_possible_for_pair): Simplify.
2405 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2407 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Handle more
2408 operators: TRUNC_DIV_EXPR, BIT_AND_EXPR, BIT_IOR_EXPR, LSHIFT_EXPR,
2409 RSHIFT_EXPR and BIT_NOT_EXPR.
2411 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2413 * tree-ssa-loop-ivopts.c (get_loop_invariant_expr): Simplify.
2414 (adjust_setup_cost): New parameter supporting round up adjustment.
2415 (struct address_cost_data): Delete.
2416 (force_expr_to_var_cost): Don't bound cost with spill_cost.
2417 (split_address_cost, ptr_difference_cost): Delete.
2418 (difference_cost, compare_aff_trees, record_inv_expr): Delete.
2419 (struct ainc_cost_data): New struct.
2420 (get_address_cost_ainc): New function.
2421 (get_address_cost, get_computation_cost): Reimplement.
2422 (determine_group_iv_cost_address): Record inv_expr for all uses of
2423 a group.
2424 (determine_group_iv_cost_cond): Call get_loop_invariant_expr.
2425 (iv_ca_has_deps): Reimplemented to ...
2426 (iv_ca_more_deps): ... this. Check if NEW_CP introduces more deps
2427 than OLD_CP.
2428 (iv_ca_extend): Call iv_ca_more_deps.
2430 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2432 * tree-ssa-address.c (struct mem_address): Move to header file.
2433 (valid_mem_ref_p, move_fixed_address_to_symbol): Make it global.
2434 * tree-ssa-address.h (struct mem_address): Move from C file.
2435 (valid_mem_ref_p, move_fixed_address_to_symbol): Declare.
2437 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2439 * tree-affine.h (aff_combination_type): New interface.
2440 (aff_combination_zero_p): Remove static.
2441 (aff_combination_const_p): New interface.
2442 (aff_combination_singleton_var_p): New interfaces.
2444 2017-05-11 Richard Biener <rguenther@suse.de>
2446 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
2447 Skip unreachable blocks and destinations.
2448 (eliminate): Move stmt removal and fixup ...
2449 (fini_eliminate): ... here. Skip inserted exprs.
2450 (pass_pre::execute): Move fini_pre after fini_eliminate.
2451 * tree-ssa-tailmerge.c: Include tree-cfgcleanup.h.
2452 (tail_merge_optimize): Run cleanup_tree_cfg if requested by
2453 PRE to get rid of dead code that has invalid SSA form and
2454 split critical edges again.
2456 2017-05-11 Bin Cheng <bin.cheng@arm.com>
2458 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
2460 2017-05-11 Richard Biener <rguenther@suse.de>
2462 * passes.c (execute_function_todo): Verify loops if they are
2463 said to be up-to-date.
2464 * cfgexpand.c (pass_expand::execute): Discard loops for -dx.
2465 * trans-mem.c (pass_tm_edges::execute): Mark loops for fixup.
2467 2017-05-10 John David Anglin <danglin@gcc.gnu.org>
2469 PR target/80090
2470 * config/pa/pa.c (pa_assemble_integer): When outputting a SYMBOL_REF,
2471 handle calling assemble_external ourself.
2473 PR target/79027
2474 * config/pa/pa.c (pa_cannot_change_mode_class): Reject changes to/from
2475 modes with zero size. Enhance comment.
2477 2017-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2479 * config/rs6000/rs6000.c (altivec_init_builtins): Define POWER8
2480 built-ins for vec_xl and vec_xst with short and char pointer
2481 arguments.
2483 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2485 * config/i386/avx512fintrin.h (_mm_mask_max_round_sd)
2486 (_mm_maskz_max_round_sd, _mm_mask_max_round_ss)
2487 (_mm_maskz_max_round_ss, _mm_mask_min_round_sd)
2488 (_mm_maskz_min_round_sd, _mm_mask_min_round_ss)
2489 (_mm_maskz_min_round_ss): New intrinsics.
2490 * config/i386/i386-builtin-types.def (V2DF, V2DF, V2DF, V2DF, UQI, INT)
2491 (V4SF, V4SF, V4SF, V4SF, UQI, INT): New function type aliases.
2492 * config/i386/i386-builtin.def (__builtin_ia32_maxsd_mask_round)
2493 (__builtin_ia32_maxss_mask_round, __builtin_ia32_minsd_mask_round)
2494 (__builtin_ia32_minss_mask_round): New builtins.
2495 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2496 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2497 * config/i386/sse.md (<sse>_vm<code><mode>3<round_saeonly_name>):
2498 Rename to ...
2499 (<sse>_vm<code><mode>3<mask_name><round_saeonly_name>): ... this.
2500 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_op3>%2, %1, %0|%0, %1, %<iptr>2<round_saeonly_op3>}):
2501 Change to ...
2502 (v<maxmin_float><ssescalarmodesuffix>\t{<round_saeonly_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_saeonly_mask_op3>}):
2503 ... this.
2505 2017-05-10 Sebastian Peryt <sebastian.peryt@intel.com>
2507 * config/i386/avx512fintrin.h (_mm_mask_mul_round_sd)
2508 (_mm_maskz_mul_round_sd, _mm_mask_mul_round_ss)
2509 (_mm_maskz_mul_round_ss, _mm_mask_div_round_sd)
2510 (_mm_maskz_div_round_sd, _mm_mask_div_round_ss)
2511 (_mm_maskz_div_round_ss, _mm_mask_mul_sd, _mm_maskz_mul_sd)
2512 (_mm_mask_mul_ss, _mm_maskz_mul_ss, _mm_mask_div_sd)
2513 (_mm_maskz_div_sd, _mm_mask_div_ss, _mm_maskz_div_ss): New intrinsics.
2514 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2515 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
2516 * config/i386/i386-builtin.def (__builtin_ia32_divsd_mask_round)
2517 (__builtin_ia32_divss_mask_round, __builtin_ia32_mulsd_mask_round)
2518 (__builtin_ia32_mulss_mask_round): New builtins.
2519 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
2520 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
2521 * config/i386/sse.md (<sse>_vm<multdiv_mnemonic><mode>3<round_name>):
2522 Rename to ...
2523 (<sse>_vm<multdiv_mnemonic><mode>3<mask_name><round_name>): ... this.
2524 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
2525 Change to ...
2526 (v<multdiv_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
2527 ... this.
2529 2017-05-10 Julia Koval <julia.koval@intel.com>
2531 * config/i386/avxintrin.h (_mm256_set_m128, _mm256_set_m128d)
2532 (_mm256_set_m128i, _mm256_setr_m128, _mm256_setr_m128d)
2533 (_mm256_setr_m128i): New intrinsics.
2535 2017-05-10 Julia Koval <julia.koval@intel.com>
2537 * config/i386/avx512fintrin.h (_mm_mask_rcp14_sd)
2538 (_mm_maskz_rcp14_sd, _mm_mask_rcp14_ss)
2539 (_mm_maskz_rcp14_ss): New intrinsics.
2540 * config/i386/i386-builtin.def (__builtin_ia32_rcp14sd_mask)
2541 (__builtin_ia32_rcp14ss_mask): New builtins.
2542 * config/i386/sse.md (srcp14<mode>_mask): New pattern.
2544 2017-05-10 Peter Bergner <bergner@vnet.ibm.com>
2546 PR tree-optimization/51513
2547 * tree-cfg.c (gimple_seq_unreachable_p): New function.
2548 (assert_unreachable_fallthru_edge_p): Use it.
2549 (group_case_labels_stmt): Likewise.
2550 * tree-cfg.h: Prototype it.
2551 * stmt.c: Include cfghooks.h and tree-cfg.h.
2552 (emit_case_dispatch_table) <gap_label>: New local variable.
2553 Use it to fill dispatch table gaps.
2554 Test for default_label before updating probabilities.
2555 (expand_case) <default_label>: Remove unneeded initialization.
2556 Test for unreachable default case statement and remove its edge.
2557 Set default_label accordingly.
2558 * tree-ssa-ccp.c (optimize_unreachable): Update comment.
2560 2017-05-10 Carl Love <cel@us.ibm.com>
2562 * config/rs6000/rs6000-c: Add support for built-in functions
2563 vector signed char vec_neg (vector signed char)
2564 vector signed short int vec_neg (vector short int)
2565 vector signed int vec_neg (vector signed int)
2566 vector signed long long vec_neg (vector signed long long)
2567 vector float vec_neg (vector float)
2568 vector double vec_neg (vector double)
2569 * config/rs6000/rs6000-builtin.def: Add definitions for NEG function
2570 overload.
2571 * config/rs6000/altivec.h: Add define for vec_neg
2572 * doc/extend.texi: Update the built-in documentation for the
2573 new built-in functions.
2575 2017-05-10 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2577 PR tree-optimization/77644
2578 * match.pd (sqrt(x) cmp sqrt(y) -> x cmp y): New pattern.
2580 2017-05-10 Nathan Sidwell <nathan@acm.org>
2582 * dumpfile.h (TDI_lang_all): New.
2583 (TDF_KIND): New. Renumber others
2584 (TDF_LANG, TDF_TREE, TDF_RTL, TDF_IPA): Enumerate value, rather
2585 than bits.
2586 * dumpfile.c (dump_files): Mark language dumps as TDF_LANG. add
2587 lang-all.
2588 (get_dump_file_name): Adjust suffix generation.
2589 (dump_enable_all): Use TDF_KIND.
2590 * doc/invoke.texi (-fdump-lang-all): Document.
2592 * dumpfile.h: Tabify.
2594 2017-05-10 Wilco Dijkstra <wdijkstr@arm.com>
2596 PR target/80671
2597 * config/aarch64/cortex-a57-fma-steering.c (merge_forest):
2598 Move member access before delete.
2600 2017-05-10 Alexandre Oliva <aoliva@redhat.com>
2602 * tree-inline.c (expand_call_inline): Split block at stmt
2603 before the call.
2605 2017-05-09 Michael Meissner <meissner@linux.vnet.ibm.com>
2607 PR target/68163
2608 * config/rs6000/rs6000.md (f32_lr): Delete mode attributes that
2609 are now unused after splitting mov{sf,sd}_hardfloat.
2610 (f32_lr2): Likewise.
2611 (f32_lm): Likewise.
2612 (f32_lm2): Likewise.
2613 (f32_li): Likewise.
2614 (f32_li2): Likewise.
2615 (f32_lv): Likewise.
2616 (f32_sr): Likewise.
2617 (f32_sr2): Likewise.
2618 (f32_sm): Likewise.
2619 (f32_sm2): Likewise.
2620 (f32_si): Likewise.
2621 (f32_si2): Likewise.
2622 (f32_sv): Likewise.
2623 (f32_dm): Likewise.
2624 (f32_vsx): Likewise.
2625 (f32_av): Likewise.
2626 (mov<mode>_hardfloat): Split into separate movsf and movsd pieces.
2627 For movsf, order stores so the VSX stores occur before the GPR
2628 store which encourages the register allocator to use a traditional
2629 FPR instead of a GPR. For movsd, order the stores so that the GPR
2630 store comes before the VSX stores to allow the power6 to work.
2631 This is due to the power6 not having a 32-bit integer store
2632 instruction from a FPR.
2633 (movsf_hardfloat): Likewise.
2634 (movsd_hardfloat): Likewise.
2636 2017-05-09 Martin Sebor <msebor@redhat.com>
2638 PR translation/80280
2639 * config/sol2-c.c (cmn_err_flag_specs): Initialize new data member
2640 added in r247778.
2642 PR translation/80280
2643 * config/i386/msformat-c.c (ms_printf_flag_specs): Initialize new
2644 data member added in r247778.
2645 (ms_scanf_flag_specs, ms_strftime_flag_specs): Same.
2647 2017-05-09 Nathan Sidwell <nathan@acm.org>
2649 * tree.h (tree_fits_shwi_p, tree_fits_uhwi_p): Unconditionally pure.
2651 * ipa-devirt.c (default_hash_traits<type_pair>): Skip struct-scope
2652 typedefs.
2654 2017-05-09 Marek Polacek <polacek@redhat.com>
2656 * doc/invoke.texi: Fix typo.
2658 2017-05-09 Richard Biener <rguenther@suse.de>
2660 * tree-vrp.c (vrp_val_is_max): Adjust comment.
2661 (vrp_val_is_min): Likewise.
2662 (set_value_range_to_value): Likewise.
2663 (set_value_range_to_nonnegative): Likewise.
2664 (gimple_assign_nonzero_p): Likewise.
2665 (gimple_stmt_nonzero_p): Likewise.
2666 (vrp_int_const_binop): Likewise. Remove unreachable case.
2667 (adjust_range_with_scev): Adjust comments.
2668 (compare_range_with_value): Likewise.
2669 (extract_range_from_phi_node): Likewise.
2670 (test_for_singularity): Likewise.
2672 2017-05-09 Richard Biener <rguenther@suse.de>
2674 * tree-vrp.c (get_single_symbol): Add assert that we don't
2675 get overflowed constants as invariant part.
2676 (compare_values_warnv): Add comment before the TREE_NO_WARNING
2677 checks. Use wi::cmp instead of recursing for integer constants.
2678 (compare_values): Just ignore whether we assumed undefined
2679 overflow instead of failing the compare.
2680 (extract_range_for_var_from_comparison_expr): Add comment before the
2681 TREE_NO_WARNING sets.
2682 (test_for_singularity): Likewise.
2683 (extract_range_from_comparison): Do not disable optimization
2684 when we assumed undefined overflow.
2685 (extract_range_basic): Remove init of unused var.
2687 2017-05-09 Richard Biener <rguenther@suse.de>
2689 * tree-vrp.c (vrp_int_const_binop): Use wide-ints and simplify.
2690 (extract_range_from_multiplicative_op_1): Adjust.
2691 (extract_range_from_binary_expr_1): Use int_const_binop.
2693 2017-05-08 Kelvin Nilsen <kelvin@gcc.gnu.org>
2695 PR target/80101
2696 * config/rs6000/power6.md: Replace store_data_bypass_p calls with
2697 rs6000_store_data_bypass_p in seven define_bypass directives and
2698 in several comments.
2699 * config/rs6000/rs6000-protos.h: Add prototype for
2700 rs6000_store_data_bypass_p function.
2701 * config/rs6000/rs6000.c (rs6000_store_data_bypass_p): New
2702 function implements slightly different (rs6000-specific) semantics
2703 than store_data_bypass_p, returning false rather than aborting
2704 with assertion error when arguments do not satisfy the
2705 requirements of store data bypass.
2706 (rs6000_adjust_cost): Replace six calls of store_data_bypass_p with
2707 rs6000_store_data_bypass_p.
2709 2017-05-08 Max Filippov <jcmvbkbc@gmail.com>
2711 * config/xtensa/xtensa-protos.h
2712 (xtensa_initial_elimination_offset): New declaration.
2713 * config/xtensa/xtensa.c (xtensa_initial_elimination_offset):
2714 New function. Move its body from the INITIAL_ELIMINATION_OFFSET
2715 macro definition, add case for FRAME_POINTER_REGNUM when
2716 FRAME_GROWS_DOWNWARD.
2717 * config/xtensa/xtensa.h (FRAME_GROWS_DOWNWARD): New macro definition.
2718 (INITIAL_ELIMINATION_OFFSET): Replace body with call to
2719 xtensa_initial_elimination_offset.
2721 2017-05-08 Nathan Sidwell <nathan@acm.org>
2723 * doc/invoke.texi: Alphabetize -fdump options.
2725 2017-05-08 Martin Sebor <msebor@redhat.com>
2727 PR translation/80280
2728 * config/sol2-c.c (solaris_pragma_align): Correct quoting.
2730 2017-05-08 Bernd Edlinger <bernd.edlinger@hotmail.de>
2732 * target.def (compute_frame_layout): New optional target hook.
2733 * doc/tm.texi.in (TARGET_COMPUTE_FRAME_LAYOUT): Add hook.
2734 * doc/tm.texi (TARGET_COMPUTE_FRAME_LAYOUT): Add documentation.
2735 * lra-eliminations.c (update_reg_eliminate): Call compute_frame_layout
2736 target hook.
2737 * reload1.c (verify_initial_elim_offsets): Likewise.
2738 * config/arm/arm.c (TARGET_COMPUTE_FRAME_LAYOUT): Define.
2739 (use_simple_return_p): Call arm_compute_frame_layout if needed.
2740 (arm_get_frame_offsets): Split up into this ...
2741 (arm_compute_frame_layout): ... and this function.
2743 2017-05-08 Richard Sandiford <richard.sandiford@arm.com>
2745 * config/aarch64/constraints.md (Usa): New constraint.
2746 * config/aarch64/aarch64.md (*movsi_aarch64, *movdi_aarch64): Use it.
2748 2017-05-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
2750 * config.gcc (arm*-*-*): Set TM_MULTILIB_CONFIG from
2751 with_multilib_list after it has been checked.
2753 2017-05-08 Richard Biener <rguenther@suse.de>
2755 * tree-ssa-pre.c (bitmap_set_and): Avoid bitmap copy.
2756 (bitmap_set_subtract_values): Likewise.
2758 2017-05-08 Richard Biener <rguenther@suse.de>
2760 * tree-vrp.c (gimple_assign_nonzero_warnv_p): Rename to ...
2761 (gimple_assign_nonzero): ... this and remove strict_overflow_p
2762 argument.
2763 (gimple_stmt_nonzero_warnv_p): Rename to ...
2764 (gimple_stmt_nonzero_p): ... this and remove strict_overflow_p
2765 argument.
2766 (vrp_stmt_computes_nonzero): Remove strict_overflow_p argument.
2767 (extract_range_basic): Adjust, do not disable propagation on
2768 strict overflow sensitive simplification.
2769 (vrp_visit_cond_stmt): Likewise.
2771 2017-05-05 Jan Hubicka <hubicka@ucw.cz>
2773 * ipa-inline-analysis.c (estimate_function_body_sizes): Recompute
2774 body size unconditionally.
2776 2017-05-07 Jeff Law <law@redhat.com>
2778 Revert:
2779 2017-05-06 Jeff Law <law@redhat.com>
2780 PR tree-optimization/78496
2781 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2782 code.
2784 PR tree-optimization/78496
2785 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2786 (simplify_stmt_using_ranges): Call it.
2787 (vrp_dom_walker::before_dom_children): Extract equivalences
2788 from an ASSERT_EXPR with an equality comparison against a
2789 constant.
2791 2017-05-06 Jeff Law <law@redhat.com>
2793 PR tree-optimization/78496
2794 * tree-vrp.c (simplify_assert_expr_using_ranges): Remove debugging
2795 code.
2797 PR tree-optimization/78496
2798 * tree-vrp.c (simplify_assert_expr_using_ranges): New function.
2799 (simplify_stmt_using_ranges): Call it.
2800 (vrp_dom_walker::before_dom_children): Extract equivalences
2801 from an ASSERT_EXPR with an equality comparison against a
2802 constant.
2804 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2806 * lra-constraints.c (lra_copy_reg_equiv): New function.
2807 (split_reg): Use it to copy equivalence information from the
2808 original register to the spill register.
2810 2017-05-06 Richard Sandiford <richard.sandiford@linaro.org>
2812 PR rtl-optimization/75964
2813 * simplify-rtx.c (simplify_const_relational_operation): Remove
2814 invalid handling of comparisons of integer ABS.
2816 2017-05-06 Uros Bizjak <ubizjak@gmail.com>
2818 * config/i386/i386.c (ext_80387_constant_init): Do not explicitly
2819 initialize to zero.
2820 (init_regs): Remove declaration.
2821 (function_arg_advance_32): Initialize error_p as boolean variable.
2823 2017-05-05 Nathan Sidwell <nathan@acm.org>
2825 * store-motion.c (remove_reachable_equiv_notes): Reformat long
2826 lines. Use for (;;).
2828 2017-05-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2830 * config/rs6000/rs6000.c (rs6000_vect_nonmem): New static var.
2831 (rs6000_init_cost): Initialize rs6000_vect_nonmem.
2832 (rs6000_add_stmt_cost): Update rs6000_vect_nonmem.
2833 (rs6000_finish_cost): Avoid vectorizing simple copy loops with
2834 VF=2 that require versioning.
2836 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2838 * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
2839 int.
2841 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2843 * diagnostic.h (diagnostic_override_option_index): Convert from
2844 macro to inline function.
2846 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2848 * diagnostic.c (last_module_changed_p): New function.
2849 (set_last_module): New function.
2850 (diagnostic_report_current_module): Convert macro usage to
2851 the above functions.
2852 * diagnostic.h (diagnostic_context::last_module): Strengthen
2853 from const line_map * to const line_map_ordinary *.
2854 (diagnostic_last_module_changed): Delete macro.
2855 (diagnostic_set_last_module): Delete macro.
2857 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2859 * diagnostic.c (diagnostic_impl): Replace report_diagnostic
2860 with diagnostic_report_diagnostic.
2861 (diagnostic_n_impl_richloc): Likewise.
2862 * diagnostic.h (report_diagnostic): Delete macro.
2863 * rtl-error.c (diagnostic_for_asm): Replace report_diagnostic
2864 with diagnostic_report_diagnostic.
2865 * substring-locations.c (format_warning_va): Likewise.
2867 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2869 * diagnostic.c (diagnostic_report_diagnostic): Eliminate
2870 save/restor of format_spec. Move option-printing code to...
2871 (print_option_information): ...this new function, and
2872 reimplement by simply printing to the pretty_printer,
2873 rather than appending to the format string.
2875 2017-05-05 David Malcolm <dmalcolm@redhat.com>
2877 * diagnostic.c (diagnostic_report_diagnostic): Split out pragma
2878 handling logic into...
2879 (update_effective_level_from_pragmas): ...this new function.
2881 2017-05-04 Andrew Waterman <andrew@sifive.com>
2883 * config/riscv/riscv.opt (mstrict-align): New option.
2884 * config/riscv/riscv.h (STRICT_ALIGNMENT): Use it. Update comment.
2885 (SLOW_UNALIGNED_ACCESS): Define.
2886 (riscv_slow_unaligned_access): Declare.
2887 * config/riscv/riscv.c (riscv_tune_info): Add slow_unaligned_access
2888 field.
2889 (riscv_slow_unaligned_access): New variable.
2890 (rocket_tune_info): Set slow_unaligned_access to true.
2891 (optimize_size_tune_info): Set slow_unaligned_access to false.
2892 (riscv_cpu_info_table): Add entry for optimize_size_tune_info.
2893 (riscv_valid_lo_sum_p): Use TARGET_STRICT_ALIGN.
2894 (riscv_option_override): Set riscv_slow_unaligned_access.
2895 * doc/invoke.texi: Add -mstrict-align to RISC-V.
2897 2017-05-04 Kito Cheng <kito.cheng@gmail.com>
2899 * config/riscv/riscv.md: Unify indentation.
2901 2017-05-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2903 PR target/79038
2904 PR target/79202
2905 PR target/79203
2906 * config/rs6000/rs6000.md (u code attribute): Add FIX and
2907 UNSIGNED_FIX.
2908 (extendsi<mode>2): Add support for doing sign extension via
2909 VUPKHSW and XXPERMDI if the value is in Altivec registers and we
2910 don't have ISA 3.0 instructions.
2911 (extendsi<mode>2 splitter): Likewise.
2912 (fix_trunc<mode>si2): If we are at ISA 2.07 (VSX small integer),
2913 generate the normal insns since SImode can now go in vector
2914 registers. Disallow the special UNSPECs needed for previous
2915 machines to hide SImode being used. Add new insns
2916 fctiw{,w}_<mode>_smallint if SImode can go in vector registers.
2917 (fix_trunc<mode>si2_stfiwx): Likewise.
2918 (fix_trunc<mode>si2_internal): Likewise.
2919 (fixuns_trunc<mode>si2): Likewise.
2920 (fixuns_trunc<mode>si2_stfiwx): Likewise.
2921 (fctiw<u>z_<mode>_smallint): Likewise.
2922 (fctiw<u>z_<mode>_mem): New combiner pattern to prevent conversion
2923 of floating point to 32-bit integer from doing a direct move to
2924 the GPR registers to do a store.
2925 (fctiwz_<mode>): Break long line.
2927 2017-05-05 Bin Cheng <bin.cheng@arm.com>
2929 * Makefile.in (GTFILES): Add tree-ssa-loop-ivopts.c.
2930 * tree-ssa-loop-ivopts.c (compute_max_addr_offset): Delete.
2931 (addr_list, addr_offset_valid_p): New.
2932 (split_address_groups): Check offset validity with above function.
2933 (gt-tree-ssa-loop-ivopts.h): Include header file.
2935 2017-05-05 Nathan Sidwell <nathan@acm.org>
2937 * config.gcc (arm*-*-*): Add missing 'fi'.
2939 2017-05-05 Steve Ellcey <sellcey@cavium.com>
2941 * doc/invoke.texi (-fopt-info): Explicitly say order of options
2942 included in -fopt-info does not matter.
2943 * doc/optinfo.texi (-fopt-info): Fix description of default
2944 behavour. Explicitly say order of options included in -fopt-info
2945 does not matter.
2947 2017-05-05 Thomas Preud'homme <thomas.preudhomme@arm.com>
2949 * config.gcc: Allow combinations of aprofile and rmprofile values for
2950 --with-multilib-list.
2951 * config/arm/t-multilib: New file.
2952 * config/arm/t-aprofile: Remove initialization of MULTILIB_*
2953 variables. Remove setting of ISA and floating-point ABI in
2954 MULTILIB_OPTIONS and MULTILIB_DIRNAMES. Set architecture and FPU in
2955 MULTI_ARCH_OPTS_A and MULTI_ARCH_DIRS_A rather than MULTILIB_OPTIONS
2956 and MULTILIB_DIRNAMES respectively. Add comment to introduce all
2957 matches. Add architecture matches for marvel-pj4 and generic-armv7-a
2958 CPU options.
2959 * config/arm/t-rmprofile: Likewise except for the matches changes.
2960 * doc/install.texi (--with-multilib-list): Document the combination of
2961 aprofile and rmprofile values and warn about pitfalls in doing that.
2963 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
2965 * config/aarch64/aarch64.md (movsi_aarch64): Remove '*' from r=w.
2966 (movdi_aarch64): Likewise.
2968 2017-05-05 Jakub Jelinek <jakub@redhat.com>
2970 PR tree-optimization/80632
2971 * tree-switch-conversion.c (struct switch_conv_info): Add target_vop
2972 field.
2973 (build_arrays): Initialize it for virtual phis.
2974 (fix_phi_nodes): Use it for virtual phis.
2976 PR tree-optimization/80558
2977 * tree-vrp.c (extract_range_from_binary_expr_1): Optimize
2978 [x, y] op z into [x op, y op z] for op & or | if conditions
2979 are met.
2981 2017-05-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2982 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
2984 PR target/71607
2985 * config/arm/arm.md (use_literal_pool): Remove.
2986 (64-bit immediate split): No longer takes cost into consideration
2987 if arm_disable_literal_pool is enabled.
2988 * config/arm/arm.c (arm_tls_referenced_p): Add diagnostic if TLS is
2989 used when arm_disable_literal_pool is enabled.
2990 (arm_max_const_double_inline_cost): Remove use of
2991 arm_disable_literal_pool.
2992 (push_minipool_fix): Add assert.
2993 (arm_reorg): Add return if arm_disable_literal_pool is enabled.
2994 * config/arm/vfp.md (no_literal_pool_df_immediate): New.
2995 (no_literal_pool_sf_immediate): New.
2997 2017-05-05 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2999 PR tree-optimization/80613
3000 * tree-ssa-dce.c (propagate_necessity): Remove cases for
3001 BUILT_IN_STRDUP and BUILT_IN_STRNDUP.
3003 2017-05-05 Richard Biener <rguenther@suse.de>
3005 * tree-ssa-pre.c (get_or_alloc_expr_for): Simplify.
3007 2017-05-05 Georg-Johann Lay <avr@gjlay.de>
3009 * config/avr/avr.md [flag_strict_overflow]: Remove any occurence
3010 of this flag from insn conditions due to removal from r247495.
3012 2017-05-05 Wilco Dijkstra <wdijkstr@arm.com>
3014 * config/arm/aarch-common.c (arm_early_load_addr_dep_ptr):
3015 New function.
3016 (arm_early_store_addr_dep_ptr): Likewise.
3017 * config/arm/aarch-common-protos.h
3018 (arm_early_load_addr_dep_ptr): Add prototype.
3019 (arm_early_store_addr_dep_ptr): Likewise.
3020 * config/arm/cortex-a53.md: Add new bypasses.
3022 2017-05-05 Jakub Jelinek <jakub@redhat.com>
3024 * tree.c (next_type_uid): Change type to unsigned.
3025 (type_hash_canon): Decrement back next_type_uid if
3026 freeing a type node with the highest TYPE_UID. For INTEGER_TYPEs
3027 also ggc_free TYPE_MIN_VALUE, TYPE_MAX_VALUE and TYPE_CACHED_VALUES
3028 if possible.
3030 2017-05-04 Martin Sebor <msebor@redhat.com>
3032 * builtins.c: Fix a trivial typo in a comment.
3034 PR middle-end/79234
3035 * builtins.c (check_sizes): Adjust to handle reading past the end.
3036 Avoid printing excessive upper bound of ranges. Use %E to print
3037 tree nodes instead of converting them to %wu.
3038 (expand_builtin_memchr): New function.
3039 (compute_dest_size): Rename...
3040 (compute_objsize): ...to this.
3041 (expand_builtin_memcpy): Adjust.
3042 (expand_builtin_mempcpy): Adjust.
3043 (expand_builtin_strcat): Adjust.
3044 (expand_builtin_strcpy): Adjust.
3045 (check_strncat_sizes): Adjust.
3046 (expand_builtin_strncat): Adjust.
3047 (expand_builtin_strncpy): Adjust and simplify.
3048 (expand_builtin_memset): Adjust.
3049 (expand_builtin_bzero): Adjust.
3050 (expand_builtin_memcmp): Adjust.
3051 (expand_builtin): Handle memcmp.
3052 (maybe_emit_chk_warning): Check strncat just once.
3054 2017-05-04 Martin Sebor <msebor@redhat.com>
3056 PR preprocessor/79214
3057 PR middle-end/79222
3058 PR middle-end/79223
3059 * builtins.c (check_sizes): Add inlining context and issue
3060 warnings even when -Wno-system-headers is set.
3061 (check_strncat_sizes): Same.
3062 (expand_builtin_strncat): Same.
3063 (expand_builtin_memmove): New function.
3064 (expand_builtin_stpncpy): Same.
3065 (expand_builtin): Handle memmove and stpncpy.
3067 2017-05-04 Bin Cheng <bin.cheng@arm.com>
3069 * tree-ssa-loop-ivopts.c (struct cost_pair): Remove field inv_expr
3070 which is not used any more.
3072 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3074 * config/aarch64/aarch64.c (generic_tunings): Update prefetch model.
3076 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3078 * config/aarch64/aarch64.c (cortexa35_tunings): Set jump alignment to 4.
3079 (cortexa53_tunings): Likewise.
3080 (cortexa57_tunings): Likewise.
3081 (cortexa72_tunings): Likewise.
3082 (cortexa73_tunings): Likewise.
3084 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3086 * config/aarch64/aarch64.c (generic_tunings): Set jump alignment to 4.
3087 Set loop alignment to 8.
3089 2017-05-04 Martin Sebor <msebor@redhat.com>
3091 PR translation/80280
3092 * builtins.c (expand_builtin_object_size): Add missing quoting to
3093 %D and like directives.
3094 * hsa-gen.c (hsa_type_for_scalar_tree_type): Same.
3095 (hsa_type_for_tree_type): Same.
3096 (verify_function_arguments): Same.
3097 * symtab.c (symbol_table::change_decl_assembler_name): Same.
3098 * varasm.c (get_section): Same.
3099 (mark_weak): Same.
3101 2017-05-04 Martin Sebor <msebor@redhat.com>
3103 PR translation/80280
3104 * config/i386/i386.c (ix86_function_versions): Quote a %D directive.
3106 2017-05-04 Wilco Dijkstra <wdijkstr@arm.com>
3108 * config/aarch64/aarch64.c (generic_addrcost_table):
3109 Change HI/TI mode setting.
3111 2017-05-04 Martin Jambor <mjambor@suse.cz>
3113 PR tree-optimization/80622
3114 * tree-sra.c (comes_initialized_p): New function.
3115 (build_accesses_from_assign): Only set write lazily when
3116 comes_initialized_p is false.
3117 (analyze_access_subtree): Use comes_initialized_p.
3118 (propagate_subaccesses_across_link): Assert !comes_initialized_p
3119 instead of testing for PARM_DECL.
3121 2017-05-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3123 * config/aarch64/aarch64.md (prefetch); Adjust predicate and
3124 constraint on operand 0 to allow more general addressing modes.
3125 Adjust output template.
3126 * config/aarch64/aarch64.c (aarch64_address_valid_for_prefetch_p):
3127 New function.
3128 * config/aarch64/aarch64-protos.h
3129 (aarch64_address_valid_for_prefetch_p): Declare prototype.
3130 * config/aarch64/constraints.md (Dp): New address constraint.
3131 * config/aarch64/predicates.md (aarch64_prefetch_operand): New
3132 predicate.
3134 2017-05-04 Jan Hubicka <hubicka@ucw.cz>
3136 * ipa-cp.c (perform_estimation_of_a_value): Drop base_time parameter;
3137 update use of estimate_ipcp_clone_size_and_time.
3138 (estimate_local_effects): Update use of
3139 estimate_ipcp_clone_size_and_time and perform_estimation_of_a_value.
3140 * ipa-inline.h (estimate_ipcp_clone_size_and_time): Update prototype.
3141 * ipa-inline-analysis.c (estimate_ipcp_clone_size_and_time):
3142 Return nonspecialized time.
3144 2017-05-04 Richard Biener <rguenther@suse.de>
3146 * tree-ssa-alias.c (get_continuation_for_phi): Improve looking
3147 for the last VUSE which def dominates the PHI. Directly call
3148 maybe_skip_until.
3149 (get_continuation_for_phi_1): Remove.
3151 2017-05-04 Richard Sandiford <richard.sandiford@linaro.org>
3153 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): Add commentary
3154 to explain the use of truncating division. Cap the number of
3155 iterations to the maximum given by nb_iterations_upper_bound,
3156 if defined.
3158 2017-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
3160 * configure.ac (--enable-mingw-wildcard): Add new configurable feature.
3161 * configure: Regenerate.
3162 * config.in: Regenerate.
3163 * config/i386/driver-mingw32.c: new file.
3164 * config/i386/x-mingw32: Add rule to build driver-mingw32.o.
3165 * config.host: Link driver-mingw32.o on MinGW host.
3166 * doc/install.texi: Document new --enable-mingw-wildcard configure
3167 option.
3169 2017-05-04 Marek Polacek <polacek@redhat.com>
3171 PR tree-optimization/80612
3172 * calls.c (get_size_range): Check for INTEGRAL_TYPE_P.
3174 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3175 Andre Simoes Dias Vieira <andre.simoesdiasvieira@arm.com>
3177 * config/arm/arm.md (movsi): Change TARGET_32BIT to TARGET_HAVE_MOVT.
3178 (movt splitter): Likewise.
3179 * config/arm/arm.c (arm_option_check_internal): Change arm_arch_thumb2
3180 to TARGET_HAVE_MOVT, and merge with -mslow-flash-data check.
3181 (const_ok_for_arm): Change else to else if (TARGET_THUMB2) and add else
3182 block for Thumb-1 with MOVT.
3183 (thumb2_legitimate_address_p): Move code block ...
3184 (can_avoid_literal_pool_for_label_p): ... into this new function.
3185 (thumb1_legitimate_address_p): Add check for TARGET_HAVE_MOVT and
3186 literal pool.
3187 (thumb_legitimate_constant_p): Add conditional on TARGET_HAVE_MOVT
3188 * doc/invoke.texi (-mpure-code): Change "ARMv7-M targets" for
3189 "M-profile targets with the MOVT instruction".
3191 2017-05-04 Prakhar Bahuguna <prakhar.bahuguna@arm.com>
3193 * gcc/config/arm/arm-builtins.c (arm_init_builtins): Rename
3194 __builtin_arm_ldfscr to __builtin_arm_get_fpscr, and rename
3195 __builtin_arm_stfscr to __builtin_arm_set_fpscr.
3197 2017-05-04 Martin Liska <mliska@suse.cz>
3199 * tree-vrp.c (simplify_cond_using_ranges_2): Remove unused
3200 variable cond_code.
3202 2017-05-04 Richard Biener <rguenther@suse.de>
3204 * tree.c (array_at_struct_end_p): Handle arrays at struct
3205 end with flexarrays more conservatively. Refactor and treat
3206 arrays of arrays or aggregates more strict. Fix
3207 VIEW_CONVERT_EXPR handling. Remove allow_compref argument.
3208 * tree.c (array_at_struct_end_p): Adjust prototype.
3209 * emit-rtl.c (set_mem_attributes_minus_bitpos): Adjust.
3210 * gimple-fold.c (get_range_strlen): Likewise.
3211 * tree-chkp.c (chkp_may_narrow_to_field): Likewise.
3213 2017-05-04 Richard Biener <rguenther@suse.de>
3215 PR tree-optimization/31130
3216 * tree-vrp.c (needs_overflow_infinity): Remove as always returning
3217 false.
3218 (supports_overflow_infinity): Likewise.
3219 (is_negative_overflow_infinity): Likewise.
3220 (is_positive_overflow_infinity): Likewise.
3221 (is_overflow_infinity): Likewise.
3222 (stmt_overflow_infinity): Likewise.
3223 (overflow_infinity_range_p): Likewise.
3224 (usable_range_p): Remove as always returning true.
3225 (make_overflow_infinity): Remove.
3226 (negative_overflow_infinity): Likewise.
3227 (positive_overflow_infinity): Likewise.
3228 (avoid_overflow_infinity): Likewise.
3229 (set_value_range): Adjust accordingly.
3230 (set_value_range_to_nonnegative): Likewise, remove now unused
3231 overflow_infinity arg.
3232 (vrp_operand_equal_p): Adjust.
3233 (update_value_range): Likewise.
3234 (range_int_cst_singleton_p): Likewise.
3235 (operand_less_p): Likewise.
3236 (compare_values_warnv): Likewise.
3237 (extract_range_for_var_from_comparison_expr): Likewise.
3238 (vrp_int_const_binop): Likewise.
3239 (zero_nonzero_bits_from_vr): Likewise.
3240 (extract_range_from_multiplicative_op_1): Likewise.
3241 (extract_range_from_binary_expr_1): Likewise.
3242 (extract_range_from_unary_expr): Likewise.
3243 (extract_range_from_comparison): Likewise.
3244 (extract_range_basic): Likewise.
3245 (adjust_range_with_scev): Likewise.
3246 (compare_ranges): Likewise.
3247 (compare_range_with_value): Likewise.
3248 (dump_value_range): Likewise.
3249 (test_for_singularity): Likewise, remove strict_overflow_p parameter
3250 never used.
3251 (simplify_cond_using_ranges): Adjust.
3253 2017-05-04 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
3255 * brig-builtins.def: Added a builtin for class_f64.
3256 * builtin-types.def: Added a builtin type needed by class_f64.
3258 2017-05-03 Jason Merrill <jason@redhat.com>
3260 * timevar.def: Add TV_CONSTEXPR.
3262 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3264 * common.opt (fdiagnostics-parseable-fixits): Fix typo.
3266 2017-05-03 Martin Jambor <mjambor@suse.cz>
3268 * ipa-prop.c (ipa_update_after_lto_read): Removed.
3269 * ipa-prop.h (ipa_update_after_lto_read): Remove declaration.
3270 * ipa-cp.c (ipcp_propagate_stage): Do not call
3271 ipa_update_after_lto_read.
3272 * ipa-inline.c (ipa_inline): Likewise.
3274 2017-05-03 Martin Jambor <mjambor@suse.cz>
3276 * ipa-prop.h (ipa_edge_args): Make a class. Mark with for_user GTY
3277 tag. Added a default constructor and a destructor.
3278 (ipa_edge_args_sum_t): New class;
3279 (ipa_edge_args_sum): Declare.
3280 (ipa_edge_args_vector): Remove declaration.
3281 (IPA_EDGE_REF): Use ipa_edge_args_sum.
3282 (ipa_free_edge_args_substructures): Remove declaration.
3283 (ipa_check_create_edge_args): Use ipa_edge_args_sum.
3284 (ipa_edge_args_info_available_for_edge_p): Likewise.
3285 * ipa-prop.c (ipa_edge_args_vector): Removed.
3286 (edge_removal_hook_holder): Likewise.
3287 (edge_duplication_hook_holder): Likewise.
3288 (ipa_edge_args_sum): New variable.
3289 (ipa_propagate_indirect_call_infos): Test ipa_edge_args_sum instead of
3290 ipa_edge_args_vector.
3291 (ipa_free_edge_args_substructures): Likewise.
3292 (ipa_free_all_edge_args): Free ipa_edge_args_sum instead of
3293 ipa_edge_args_vector.
3294 (ipa_edge_removal_hook): Turned into method
3295 ipa_edge_args_sum_t::remove.
3296 (ipa_edge_duplication_hook): Turned into method
3297 ipa_edge_args_sum_t::duplicate.
3298 (ipa_register_cgraph_hooks): Create ipa_edge_args_sum instead of
3299 registering edge hooks.
3300 (ipa_unregister_cgraph_hooks): Do not unregister edge hooks.
3301 * ipa-inline-analysis.c (estimate_function_body_sizes): Test
3302 ipa_edge_args_sum instead of ipa_edge_args_vector.
3303 * ipa-profile.c (ipa_profile): Likewise.
3305 2017-05-03 Martin Jambor <mjambor@suse.cz>
3307 * symbol-summary.h (function_summary): New method exists.
3308 (function_summary::symtab_removal): Deallocate through release.
3309 (call_summary): New class.
3310 (gt_ggc_mx): New overload.
3311 (gt_pch_nx): Likewise.
3312 (gt_pch_nx): Likewise.
3314 2017-05-03 Jeff Law <law@redhat.com>
3316 PR tree-optimization/78496
3317 * tree-vrp.c (simplify_cond_using_ranges_1): Renamed
3318 from simplify_cond_using_ranges. Split off code to walk
3319 backwards through casts into ...
3320 (simplify_cond_using_ranges_2): New function.
3321 (simplify_stmt_using_ranges): Call simplify_cond_using_ranges_1.
3322 (execute_vrp): After identifying jump threads, call
3323 simplify_cond_using_ranges_2.
3325 2017-05-03 Jan Hubicka <hubicka@ucw.cz>
3327 PR bootstrap/80609
3328 * ipa-inline.h (inline_summary): Add ctor.
3329 (create_ggc): Do not use ggc_cleared_alloc.
3331 2017-05-03 Jeff Downs <heydowns@somuchpressure.net>
3332 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3334 * gcc.c (handle_braces): Support escaping in switch matching
3335 text.
3336 * doc/invoke.texi (Spec Files): Document it.
3337 Remove superfluous @code markup in items.
3339 2017-05-03 David Malcolm <dmalcolm@redhat.com>
3341 * diagnostic-show-locus.c (struct column_range): New struct.
3342 (get_affected_columns): New function.
3343 (get_printed_columns): New function.
3344 (struct correction): New struct.
3345 (correction::ensure_capacity): New function.
3346 (correction::ensure_terminated): New function.
3347 (struct line_corrections): New struct.
3348 (line_corrections::~line_corrections): New dtor.
3349 (line_corrections::add_hint): New function.
3350 (layout::print_trailing_fixits): Reimplement in terms of the new
3351 classes.
3352 (selftest::test_overlapped_fixit_printing): New function.
3353 (selftest::diagnostic_show_locus_c_tests): Call it.
3355 2017-05-03 Nathan Sidwell <nathan@acm.org>
3357 Canonicalize canonical type hashing
3358 * tree.h (type_hash_canon_hash): Declare.
3359 * tree.c (type_hash_list, attribute_hash_list): Move into
3360 type_hash_canon_hash.
3361 (build_type_attribute_qual_variant): Break out hash code calc into
3362 type_hash_canon_hash.
3363 (type_hash_canon_hash): New. Generic type hash computation.
3364 (build_range_type_1, build_array_type_1, build_function_type,
3365 build_method_type_directly, build_offset_type, build_complex_type,
3366 make_vector_type): Call it.
3368 2017-05-03 Richard Biener <rguenther@suse.de>
3370 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
3371 When all DRs have unknown misaligned do not always peel
3372 when there is a store but apply the same costing model as if
3373 there were only loads.
3375 2017-05-03 Richard Biener <rguenther@suse.de>
3377 Revert
3378 PR tree-optimization/80492
3379 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
3380 compare_base_decls returning dont-know properly.
3382 2017-05-03 Thomas Preud'homme <thomas.preudhomme@arm.com>
3384 * config/arm/iterators.md (CCSI): New mode iterator.
3385 (arch): New mode attribute.
3386 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Rename into ...
3387 (atomic_compare_and_swap<CCSI:arch><NARROW:mode>_1): This and ...
3388 (atomic_compare_and_swap<CCSI:arch><SIDI:mode>_1): This. Use CCSI
3389 code iterator for success result mode.
3390 * config/arm/arm.c (arm_expand_compare_and_swap): Adapt code to use
3391 the corresponding new insn generators.
3393 2017-05-03 Bin Cheng <bin.cheng@arm.com>
3395 Revert r247509
3396 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3397 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3399 2017-05-03 Richard Sandiford <richard.sandiford@linaro.org>
3401 * tree-data-ref.h (SUB_CONFLICTS_IN_A): Wrap SUB argument in brackets.
3402 (SUB_CONFLICTS_IN_B, SUB_LAST_CONFLICT, SUB_DISTANCE): Likewise.
3403 (DDR_A): Wrap DDR argument in brackets.
3404 (DDR_B, DDR_AFFINE_P, DDR_ARE_DEPENDENT, DDR_SUBSCRIPTS): Likewise.
3405 (DDR_LOOP_NEST, DDR_INNER_LOOP, DDR_SELF_REFERENCE): Likewise.
3406 (DDR_REVERSED_P): Likewise.
3408 2017-05-03 Jakub Jelinek <jakub@redhat.com>
3410 PR tree-optimization/79472
3411 * tree-switch-conversion.c (struct switch_conv_info): Add
3412 contiguous_range and default_case_nonstandard fields.
3413 (collect_switch_conv_info): Compute contiguous_range and
3414 default_case_nonstandard fields, don't clear final_bb if
3415 contiguous_range and only the default case doesn't have the required
3416 structure.
3417 (check_all_empty_except_final): Set default_case_nonstandard instead
3418 of failing if contiguous_range and the default case doesn't have empty
3419 block.
3420 (check_final_bb): Add SWTCH argument, don't fail if contiguous_range
3421 and only the default case doesn't have the required constants. Skip
3422 virtual phis.
3423 (gather_default_values): Skip virtual phis. Allow non-NULL CASE_LOW
3424 if default_case_nonstandard.
3425 (build_constructors): Build constant 1 just once. Assert that default
3426 values aren't inserted in between cases if contiguous_range. Skip
3427 virtual phis.
3428 (build_arrays): Skip virtual phis.
3429 (prune_bbs): Add DEFAULT_BB argument, don't remove that bb.
3430 (fix_phi_nodes): Don't add e2f phi arg if default_case_nonstandard.
3431 Handle virtual phis.
3432 (gen_inbound_check): Handle default_case_nonstandard case.
3433 (process_switch): Adjust check_final_bb caller. Call
3434 gather_default_values with the first non-default case instead of
3435 default case if default_case_nonstandard.
3437 2017-05-02 Nathan Sidwell <nathan@acm.org>
3439 * ggc-page.c (move_ptes_to_front): Replace unsigned >0 with i--
3440 check. Fix formatting.
3442 2017-05-02 Jan Hubicka <hubicka@ucw.cz>
3444 * ipa-inline-analysis.c (estimate_node_size_and_time): Allow roundoff
3445 errors when comparing specialized and unspecialized times.
3447 2017-05-02 David Malcolm <dmalcolm@redhat.com>
3449 * diagnostic-show-locus.c
3450 (layout::should_print_annotation_line_p): Make private.
3451 (layout::print_annotation_line): Make private.
3452 (layout::annotation_line_showed_range_p): Make private.
3453 (layout::show_ruler): Make private.
3454 (layout::print_source_line): Make private. Pass in line and
3455 line_width, rather than calling location_get_source_line. Drop
3456 returned value.
3457 (layout::print_leading_fixits): New method.
3458 (layout::print_any_fixits): Rename to...
3459 (layout::print_trailing_fixits): ...this, and make private.
3460 Don't print newline fixits.
3461 (diagnostic_show_locus): Move logic for printing one row into...
3462 (layout::print_line): ...this new function. Move the
3463 location_get_source_line call and error-handling from
3464 print_source_line to here. Call print_leading_fixits, and rename
3465 print_any_fixits to print_trailing_fixits.
3466 (selftest::test_fixit_insert_containing_newline): Update now that
3467 newlines are partially supported.
3468 (selftest::test_fixit_insert_containing_newline_2): New test.
3469 (selftest::test_fixit_replace_containing_newline): Update comments.
3470 (selftest::diagnostic_show_locus_c_tests): Call the new test.
3471 * edit-context.c (class added_line): New class.
3472 (class edited_line): Describe newline handling in comment.
3473 (edited_line::actually_edited_p): New method.
3474 (edited_line::print_content): Delete redundant decl.
3475 (edited_line::m_predecessors): New field.
3476 (edited_file::print_content): Call edited_line::print_content.
3477 (edited_file::print_diff): Update to support newlines.
3478 (edited_file::print_diff_hunk): Likewise.
3479 (edited_file::print_run_of_changed_lines): New function.
3480 (edited_file::print_diff_line): Convert to...
3481 (print_diff_line): ...this.
3482 (edited_file::get_effective_line_count): New function.
3483 (edited_line::edited_line): Initialize new field m_predecessors.
3484 (edited_line::~edited_line): Clean up m_predecessors.
3485 (edited_line::apply_fixit): Handle newlines.
3486 (edited_line::get_effective_line_count): New function.
3487 (edited_line::print_content): New function.
3488 (edited_line::print_diff_lines): New function.
3489 (selftest::test_applying_fixits_insert_containing_newline): New
3490 test.
3491 (selftest::test_applying_fixits_replace_containing_newline): New
3492 test.
3493 (selftest::insert_line): New function.
3494 (selftest::test_applying_fixits_multiple_lines): Add example of
3495 inserting a line.
3496 (selftest::edit_context_c_tests): Call the new tests.
3498 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3500 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Delete
3501 parameter cand. Update dump information.
3502 (get_computation_cost): Update uses.
3504 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3506 * tree-ssa-loop-ivopts.c (get_computation_aff_1): New.
3507 (get_computation_aff): Reorder parameters. Use get_computation_aff_1.
3508 (get_computation_at, rewrite_use_address): Update use of
3509 get_computation_aff.
3511 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3513 * tree-ssa-loop-ivopts.c (get_computation_at): Reorder parameters.
3514 (get_computation): Delete.
3515 (get_computation_cost): Implement like get_computation_cost_at.
3516 Use get_computation_at.
3517 (get_computation_cost_at): Delete.
3518 (rewrite_use_nonlinear_expr): Use get_computation_at.
3519 (rewrite_use_compare, remove_unused_ivs): Ditto.
3521 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3523 * tree-ssa-loop-ivopts.c (rewrite_use_address): Simple refactor.
3525 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3527 * tree-ssa-loop-ivopts.c (struct iv_ca): Rename n_regs to n_invs.
3528 (ivopts_global_cost_for_size): Rename parameter and update uses.
3529 (iv_ca_recount_cost): Update uses.
3530 (iv_ca_set_remove_invs, iv_ca_set_no_cp): Record invariants and
3531 candidates seperately in n_invs and n_cands.
3532 (iv_ca_set_add_invs, iv_ca_set_cp, iv_ca_new): Ditto.
3534 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3536 * tree-ssa-loop-ivopts.c (struct walk_tree_data): New.
3537 (find_inv_vars_cb): New.
3538 (find_depends): Renamed to ...
3539 (find_inv_vars): ... this.
3540 (add_candidate_1, force_var_cost): Call find_inv_vars.
3541 (split_address_cost, determine_group_iv_cost_cond): Ditto.
3543 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3545 * tree-ssa-loop-ivopts.c (struct cost_pair): Rename depends_on to
3546 inv_vars. Add inv_exprs.
3547 (struct iv_cand): Rename depends_on to inv_vars.
3548 (struct ivopts_data): Rename max_inv_id/n_invariant_uses to
3549 max_inv_var_id/n_inv_var_uses. Move max_inv_expr_id around.
3550 Refactor field used_inv_exprs from has_map to array n_inv_expr_uses.
3551 (dump_cand): Dump inv_vars.
3552 (tree_ssa_iv_optimize_init): Support inv_vars and inv_exprs.
3553 (record_invariant, find_depends, add_candidate_1): Ditto.
3554 (set_group_iv_cost, force_var_cost): Ditto.
3555 (split_address_cost, ptr_difference_cost, difference_cost): Ditto.
3556 (get_computation_cost_at, get_computation_cost): Ditto.
3557 (determine_group_iv_cost_generic): Ditto.
3558 (determine_group_iv_cost_address): Ditto.
3559 (determine_group_iv_cost_cond, autoinc_possible_for_pair): Ditto.
3560 (determine_group_iv_costs): Ditto.
3561 (iv_ca_recount_cost): Update call to ivopts_global_cost_for_size.
3562 (iv_ca_set_remove_invariants): Renamed to ...
3563 (iv_ca_set_remove_invs): ... this. Support inv_vars and inv_exprs.
3564 (iv_ca_set_no_cp): Use iv_ca_set_remove_invs.
3565 (iv_ca_set_add_invariants): Renamed to ...
3566 (iv_ca_set_add_invs): ... this. Support inv_vars and inv_exprs.
3567 (iv_ca_set_cp): Use iv_ca_set_add_invs.
3568 (iv_ca_has_deps): Support inv_vars and inv_exprs.
3569 (iv_ca_new, iv_ca_free, iv_ca_dump, free_loop_data): Ditto.
3570 (create_new_ivs): Remove useless dump.
3572 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3574 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Remove pseudo
3575 iv_cand code.
3576 (determine_group_iv_cost_cond, determine_iv_cost): Ditto.
3577 (iv_ca_set_no_cp, create_new_iv): Ditto.
3579 2017-05-02 Bin Cheng <bin.cheng@arm.com>
3581 * rtlanal.c (rtx_cost): Handle TRUNCATE between tieable modes.
3583 2017-05-02 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3585 * tree.h (EXPR_CILK_SPAWN): Use macro TREE_CHECK2 instead of
3586 function tree_check2.
3588 2017-05-02 Martin Liska <mliska@suse.cz>
3590 * doc/gcov.texi: Add missing preposition.
3591 * gcov.c (function_info::function_info): Properly fill up
3592 all member variables.
3594 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3596 * expr.c (expand_expr_real_2): Re-cost if previous costs are the same.
3598 2017-05-02 Tamar Christina <tamar.christina@arm.com>
3600 * simplify-rtx.c (simplify_binary_operation_1): Add LSHIFTRT case.
3602 2017-05-02 Martin Liska <mliska@suse.cz>
3604 PR lto/77954.
3605 * lto-streamer-in.c (lto_read_tree_1): Remove
3606 LTO_STREAMER_DEBUG.
3607 * lto-streamer.c (struct tree_hash_entry): Likewise.
3608 (struct tree_entry_hasher): Likewise.
3609 (tree_entry_hasher::hash): Likewise.
3610 (tree_entry_hasher::equal): Likewise.
3611 (lto_streamer_init): Likewise.
3612 (lto_orig_address_map): Likewise.
3613 (lto_orig_address_get): Likewise.
3614 (lto_orig_address_remove): Likewise.
3615 * lto-streamer.h: Likewise.
3616 * tree-streamer-in.c (streamer_alloc_tree): Likewise.
3617 * tree-streamer-out.c (streamer_write_tree_header): Likewise.
3619 2017-05-02 Sebastian Peryt <sebastian.peryt@intel.com>
3621 * config/i386/avx512fintrin.h (_mm_mask_add_round_sd)
3622 (_mm_maskz_add_round_sd, _mm_mask_add_round_ss)
3623 (mm_maskz_add_round_ss, _mm_mask_sub_round_sd)
3624 (mm_maskz_sub_round_sd, _mm_mask_sub_round_ss)
3625 (mm_maskz_sub_round_ss, _mm_mask_add_sd)
3626 (mm_maskz_add_sd, _mm_mask_add_ss, _mm_maskz_add_ss)
3627 (mm_mask_sub_sd, _mm_maskz_sub_sd, _mm_mask_sub_ss)
3628 (mm_maskz_sub_ss): New intrinsics.
3629 * config/i386/i386-builtin-types.def (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3630 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): New function type aliases.
3631 * config/i386/i386-builtin.def (__builtin_ia32_addsd_mask_round)
3632 (__builtin_ia32_addss_mask_round, __builtin_ia32_subsd_mask_round)
3633 (__builtin_ia32_subss_mask_round): New builtins.
3634 * config/i386/i386.c (V2DF_FTYPE_V2DF_V2DF_V2DF_UQI_INT)
3635 (V4SF_FTYPE_V4SF_V4SF_V4SF_UQI_INT): Handle new types.
3636 * config/i386/sse.md (<sse>_vm<plusminus_insn><mode>3<round_name>):
3637 Renamed to ...
3638 (<sse>_vm<plusminus_insn><mode>3<mask_name><round_name>): ... this.
3639 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_op3>%2, %1, %0|%0, %1, %<iptr>2<round_op3>}):
3640 Changed to ...
3641 (v<plusminus_mnemonic><ssescalarmodesuffix>\t{<round_mask_op3>%2, %1, %0<mask_operand3>|%0<mask_operand3>, %1, %<iptr>2<round_mask_op3>}):
3642 ... this.
3644 2017-05-02 Martin Jambor <mjambor@suse.cz>
3646 PR tree-optimization/78687
3647 * tree-sra.c (access): New field parent.
3648 (process_subtree_disqualification): New function.
3649 (disqualify_candidate): Call it.
3650 (build_accesses_from_assign): Reset write flag if creating an
3651 assighnment link.
3652 (build_access_subtree): Fill in parent field and also prpagate
3653 down grp_write flag.
3654 (create_artificial_child_access): New parameter set_grp_write, set
3655 grp_write to its value.
3656 (propagate_subaccesses_across_link): Also propagate grp_write flag
3657 values.
3658 (propagate_all_subaccesses): Push the closest parent back to work
3659 queue if add_access_to_work_queue returned true.
3661 2017-05-02 Richard Biener <rguenther@suse.de>
3663 * common.opt (fstrict-overflow): Alias negative to fwrapv.
3664 * doc/invoke.texi (fstrict-overflow): Remove all traces of
3665 -fstrict-overflow documentation.
3666 * tree.h (TYPE_OVERFLOW_UNDEFINED): Do not test flag_strict_overflow.
3667 (POINTER_TYPE_OVERFLOW_UNDEFINED): Test !flag_wrapv instead of
3668 flag_strict_overflow.
3669 * ipa-inline.c (can_inline_edge_p): Do not test flag_strict_overflow.
3670 * lto-opts.c (lto_write_options): Do not stream it.
3671 * lto-wrapper.c (merge_and_complain): Do not handle it.
3672 * opts.c (default_options_table): Do not set -fstrict-overflow.
3673 (finish_options): Likewise do not clear it when sanitizing.
3674 * simplify-rtx.c (simplify_const_relational_operation): Do not
3675 test flag_strict_overflow.
3677 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3679 * config/alpha/alpha.md (*add<mode>3_ieee): Merge to add<mode>3
3680 using enabled attribute.
3681 (*sub<mode>3_ieee): Merge to sub<mode>3 using enabled attribute.
3682 (*mul<mode>3_ieee): Merge to mul<mode>3 using enabled attribute.
3683 (*div<mode>3_ieee): Merge to div<mode>3 using enabled attribute.
3684 (*sqrt<mode>2_ieee): Merge to sqrt<mode>2 using enabled attribute.
3685 (*fix_truncdfdi_ieee): Merge to *fix_truncdfdi2 using enabled attribute.
3686 (*fix_truncsfdi_ieee): Merge to *fix_truncsfdi2 using enabled attribute.
3687 (*floatdisf_ieee): Merge to floatdisf2 using enabled attribute.
3688 (*floatdidf_ieee): Merge to floatdidf2 using enabled attribute.
3689 (*truncdfsf2_ieee): Merge to truncdfsf2 using enabled attribute.
3690 (*cmpdf_ieee): Merge to *cmpdf_internal using enabled attribute.
3692 2017-05-02 Uros Bizjak <ubizjak@gmail.com>
3694 * config/i386/i386.c (ix86_code_end): Use {FIRST,LAST}_INT_REG.
3696 2017-05-02 Richard Biener <rguenther@suse.de>
3698 PR tree-optimization/80591
3699 Revert
3700 2017-04-10 Richard Biener <rguenther@suse.de>
3702 * tree-ssa-structalias.c (find_func_aliases): Properly handle
3703 asm inputs.
3705 2017-05-02 Richard Biener <rguenther@suse.de>
3707 PR tree-optimization/80549
3708 * tree-cfgcleanup.c (mfb_keep_latches): New helper.
3709 (cleanup_tree_cfg_noloop): Create forwarders to known loop
3710 headers if they do not have a preheader.
3712 2017-05-02 Martin Liska <mliska@suse.cz>
3714 PR other/80589
3715 * common.opt: Fix typo.
3716 * doc/invoke.texi: Likewise.
3718 2017-05-01 Jan Beulich <jbeulich@suse.com>
3720 * config/i386/sse.md (xop_vpermil2<mode>3): Do not allow operand
3721 swapping, add (x,x,m,x,n) alternative.
3723 2017-05-01 Nathan Sidwell <nathan@acm.org>
3725 * calls.c (combine_pending_stack_adjustment_and_call): Remove
3726 unnecessary unadjusted_alignment check.
3728 2017-05-01 Xi Ruoyao <ryxi@stu.xidian.edu.cn>
3730 PR c++/80038
3731 * cilk_common.c (expand_builtin_cilk_detach): Move pedigree
3732 operations here.
3733 * gimplify.c (gimplify_cilk_detach): New function.
3734 (gimplify_call_expr, gimplify_modify_expr): Call it as needed.
3735 * tree-core.h: Document EXPR_CILK_SPAWN.
3736 * tree.h (EXPR_CILK_SPAWN): Define.
3738 2017-05-01 David Malcolm <dmalcolm@redhat.com>
3740 * diagnostic-show-locus.c (layout::get_expanded_location): Rewrite
3741 to use new fixit_hint representation, using the "replace" logic.
3742 (get_line_span_for_fixit_hint): Likewise.
3743 (layout::print_any_fixits): Likewise.
3744 (selftest::test_one_liner_many_fixits): Rename to...
3745 (selftest::test_one_liner_many_fixits_1): ...this, and update
3746 comment and expected output to reflect that the multiple fix-it
3747 hints are now consolidated into one insertion.
3748 (selftest::test_one_liner_many_fixits_2): New test.
3749 (selftest::test_diagnostic_show_locus_one_liner): Update for
3750 above.
3751 (selftest::test_fixit_consolidation): Update for fix-it API
3752 change.
3753 * diagnostic.c (print_parseable_fixits): Likewise.
3754 * edit-context.c (edited_line::m_line_events): Convert from
3755 auto_vec <line_event *> to auto_vec <line_event>.
3756 (class line_event): Convert from abstract base class to a concrete
3757 class, taking over the role of replace_event.
3758 (class insert_event): Delete.
3759 (class replace_event): Rename to class line_event. Convert to
3760 half-open range.
3761 (edit_context::add_fixits): Reimplement.
3762 (edit_context::apply_insert): Delete.
3763 (edit_context::apply_replace): Rename to...
3764 (edit_context::apply_fixit): ...this. Convert to half-open range.
3765 (edited_file::apply_insert): Delete.
3766 (edited_file::apply_replace): Rename to...
3767 (edited_file::apply_fixit): ...this.
3768 (edited_line::~edited_line): Drop deletion of events.
3769 (edited_line::apply_insert): Delete.
3770 (edited_line::apply_replace): Rename to...
3771 (edited_line::apply_fixit): ...this. Convert to half-open range.
3772 Update for change to type of m_line_events.
3773 * edit-context.h (edit_context::apply_insert): Delete.
3774 (edit_context::apply_replace): Rename to...
3775 (edit_context::apply_fixit): ...this.
3777 2017-05-01 Martin Sebor <msebor@redhat.com>
3779 * gimple-ssa-sprintf.c (format_integer): Set knownrange when it's
3780 known.
3782 2017-05-01 Uros Bizjak <ubizjak@gmail.com>
3784 PR target/68491
3785 * config/i386/cpuid.h (__get_cpuid): Always return 0 when
3786 __get_cpuid_max returns 0.
3787 (__get_cpuid_count): Ditto.
3789 2017-05-01 Eric Botcazou <ebotcazou@adacore.com>
3791 * tree.c (substitute_in_expr) <tcc_vl_exp>: Also inline a call if the
3792 replacement expression is another instance of one of its arguments.
3794 2017-05-01 Jakub Jelinek <jakub@redhat.com>
3796 PR target/79430
3797 * rtlanal.c (reg_set_p): If reg is a stack_pointer_rtx, also
3798 check for stack push/pop autoinc.
3799 * config/i386/i386.c (ix86_agi_dependent): Return false
3800 if the only reason why modified_in_p returned true is that
3801 addr is SP based and set_insn is a push or pop.
3803 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3805 * ipa-inline.c (compute_inlined_call_time): Remove now unnecesary
3806 overflow check.
3808 2017-04-29 Jan Hubicka <hubicka@ucw.cz>
3810 PR ipa/79224
3811 * ipa-inline-analysis.c (dump_predicate): Add optional parameter NL.
3812 (account_size_time): Use two predicates - exec_pred and
3813 nonconst_pred_ptr.
3814 (evaluate_conditions_for_known_args): Compute both clause and
3815 nonspec_clause.
3816 (evaluate_properties_for_edge): Evaulate both clause and nonspec_clause.
3817 (inline_summary_t::duplicate): Update.
3818 (estimate_function_body_sizes): Caluculate exec and nonconst predicates
3819 separately.
3820 (compute_inline_parameters): Likewise.
3821 (estimate_edge_size_and_time): Update caluclation of time.
3822 (estimate_node_size_and_time): Compute both time and nonspecialized
3823 time.
3824 (estimate_ipcp_clone_size_and_time): Update.
3825 (inline_merge_summary): Update.
3826 (do_estimate_edge_time): Update.
3827 (do_estimate_edge_size): Update.
3828 (do_estimate_edge_hints): Update.
3829 (inline_read_section, inline_write_summary): Stream both new predicates.
3830 * ipa-inline.c (compute_uninlined_call_time): Take uninlined_call_time
3831 as argument.
3832 (compute_inlined_call_time): Cleanup.
3833 (big_speedup_p): Update.
3834 (edge_badness): Update.
3835 * ipa-inline.h (INLINE_TIME_SCALE): Remove.
3836 (size_time_entry): Replace predicate by exec_predicate and
3837 nonconst_predicate.
3838 (edge_growth_cache_entry): Cache both time nad nonspecialized time.
3839 (estimate_edge_time): Return also nonspec_time.
3840 (reset_edge_growth_cache): Update.
3842 2017-04-29 Jakub Jelinek <jakub@redhat.com>
3844 PR rtl-optimization/80491
3845 * ifcvt.c (noce_process_if_block): When looking for x setter
3846 with missing else_bb, don't check only the insn right before
3847 cond_earliest, but look for the last insn that x is modified in
3848 within the same bb.
3850 PR rtl-optimization/80491
3851 * alias.c (memory_modified_in_insn_p): Return true for CALL_INSNs.
3853 2017-04-29 Marc Glisse <marc.glisse@inria.fr>
3855 PR tree-optimization/80487
3856 * tree-ssa-alias.c (stmt_kills_ref_p): Handle stpncpy and strncpy.
3858 2017-04-29 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3860 PR tree-optimization/79697
3861 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Check if callee
3862 is BUILT_IN_STRDUP, BUILT_IN_STRNDUP, BUILT_IN_REALLOC.
3863 (propagate_necessity): Check if def_callee is BUILT_IN_STRDUP or
3864 BUILT_IN_STRNDUP.
3865 * gimple-fold.c (gimple_fold_builtin_realloc): New function.
3866 (gimple_fold_builtin): Call gimple_fold_builtin_realloc.
3868 2017-04-28 Martin Sebor <msebor@redhat.com>
3870 PR tree-optimization/80523
3871 * gimple-ssa-sprintf.c (target_to_host_charmap): New global variable.
3872 (init_target_to_host_charmap, target_to_host, target_strtol10): New
3873 functions.
3874 (maybe_warn, format_directive, parse_directive): Use new functions.
3875 (pass_sprintf_length::execute): Call init_target_to_host_charmap.
3877 2017-04-28 Marc Glisse <marc.glisse@inria.fr>
3879 * match.pd (X+Z OP Y+Z, X-Z OP Y-Z, Z-X OP Z-Y): New transformations.
3881 2017-04-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
3883 * configure.ac (SYSTEM_HEADER_DIR, BUILD_SYSTEM_HEADER_DIR,
3884 target_header_dir): Set correctly.
3885 * configure: Regenerated.
3886 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3887 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3888 instead of SYSTEM_HEADER_DIR.
3890 2017-04-28 Jan Hubicka <hubicka@ucw.cz>
3892 * ipa-cp.c (perform_estimation_of_a_value): Turn time to sreal.
3893 (estimate_local_effects): Likewise.
3894 * ipa-inline.c (compute_inlined_call_time, want_inline_small_function_p,
3895 edge_badness, inline_small_functions, dump_overall_stats): LIkewise.
3896 * ipa-inline.h (edge_growth_cache_entry, estimate_time_after_inlining,
3897 estimate_ipcp_clone_size_and_time, do_estimate_edge_time,
3898 do_estimate_edge_time, estimate_edge_time): Likewise.
3899 * ipa-inline-analysis.c (estimate_node_size_and_time,
3900 estimate_ipcp_clone_size_and_time, do_estimate_edge_time): Likewise.
3901 (estimate_time_after_inlining): Remove.
3903 2017-04-28 Martin Liska <mliska@suse.cz>
3905 * doc/gcov.texi: Enhance documentation of gcov.
3907 2017-04-28 Martin Liska <mliska@suse.cz>
3909 * doc/gcov.texi: Sort options in alphabetic order.
3910 * doc/gcov-dump.texi: Likewise.
3911 * doc/gcov-tool.texi: Likewise.
3912 * gcov.c (print_usage): Likewise.
3913 * gcov-dump.c (print_usage): Likewise.
3914 * gcov-tool.c (print_merge_usage_message): Likewise.
3915 (print_rewrite_usage_message): Likewise.
3916 (print_overlap_usage_message): Likewise.
3918 2017-04-28 Martin Liska <mliska@suse.cz>
3920 PR gcov-profile/53915
3921 * gcov.c (format_gcov): Print 'NAN %' when top > bottom.
3923 2017-04-28 Martin Liska <mliska@suse.cz>
3925 PR gcov-profile/79891
3926 * gcov.c (add_line_counts): Assign BBs to lines just if the BB
3927 is marked by compiler as living on a line.
3928 (get_cycles_count): Remove usage of the union.
3929 (output_intermediate_file): Likewise.
3930 (find_source): Fix GNU coding style.
3931 (accumulate_line_counts): Remove old non-all block mode.
3932 (output_lines): Remove usage of the union.
3933 * profile.c (output_location): Include all BBs, even if
3934 belonging to a same line (and file) as a previous BB.
3936 2017-04-28 Martin Liska <mliska@suse.cz>
3938 * gcov.c (process_args): Handle new argument 'w'.
3939 (read_graph_file): Assign ID to BBs.
3940 (output_branch_count): Display BB # if verbose flag is set.
3941 (output_lines): Likewise for arcs.
3942 (print_usage): Add '--verbose' option help.
3943 * doc/gcov.texi: Document --verbose (-w) option.
3945 2017-04-28 Martin Liska <mliska@suse.cz>
3947 * gcov.c (struct block_location_info): New struct.
3948 (process_file): Fill up the new structure.
3949 (read_graph_file): Replace usage of encoding by the newly added
3950 struct.
3951 (add_line_counts): Likewise.
3952 (accumulate_line_counts): Remove usage of the union.
3953 (function_info::function_info): New function.
3954 (function_info::~function_info): Likewise.
3955 (process_file): Call delete instead of release_function.
3956 (release_function): Release the function.
3957 (release_structures): Call delete instead of release_function.
3958 (solve_flow_graph): Replace usage of num_blocks.
3959 (find_exception_blocks): Likewise.
3960 (output_lines): Fix GNU coding style.
3962 2017-04-28 Martin Liska <mliska@suse.cz>
3964 PR driver/56469
3965 * coverage.c (coverage_remove_note_file): New function.
3966 * coverage.h: Declare the function.
3967 * toplev.c (finalize): Clean if an error has been seen.
3969 2017-04-28 Martin Liska <mliska@suse.cz>
3971 PR gcov-profile/80031
3972 * gcov-dump.c (tag_blocks): Just print number of basic blocks.
3973 * gcov-io.h (GCOV_TAG_BLOCKS_NUM): Remove unused macro.
3974 * gcov.c (read_graph_file): Read just number of blocks.
3975 * profile.c (branch_prob): Do not stream 0 flags per a basic
3976 block.
3978 2017-04-28 Martin Liska <mliska@suse.cz>
3980 * gcov-dump.c (tag_*): Add new argument to declarations.
3981 (dump_gcov_file): Likewise.
3982 (tag_blocks): Add and use new argument depth.
3983 (tag_arcs): Likewise.
3984 (tag_lines): Likewise.
3985 (tag_counters): Likewise.
3986 (tag_summary): Likewise.
3987 (dump_working_sets): Use depth to do a proper indentation.
3989 2017-04-28 Jakub Jelinek <jakub@redhat.com>
3991 PR bootstrap/80531
3992 * cgraph.h (symtab_node::debug_symtab): No longer inline.
3993 * symtab.c (symtab_node::debug_symtab): Move definition here.
3995 2017-04-28 Richard Biener <rguenther@suse.de>
3997 * lto-streamer.h (LTO_major_version): Bump to 7.
3999 2017-04-28 Richard Biener <rguenther@suse.de>
4001 * tree-vrp.c (assert_info): New struct.
4002 (add_assert_info): New helper.
4003 (register_edge_assert_for_2): Refactor to add asserts to a vector
4004 of assert_info.
4005 (register_edge_assert_for_1): Likewise.
4006 (register_edge_assert_for): Likewise.
4007 (finish_register_edge_assert_for): New helper actually registering
4008 asserts where live on edge.
4009 (find_conditional_asserts): Adjust.
4010 (find_switch_asserts): Likewise.
4011 (evrp_dom_walker::try_find_new_range): Generalize.
4012 (evrp_dom_walker::before_dom_children): Use register_edge_assert_for.
4014 2017-04-27 Marek Polacek <polacek@redhat.com>
4016 PR sanitizer/80349
4017 * fold-const.c (fold_binary_loc) <case EQ_EXPR, NE_EXPR>: Convert
4018 arg10 and arg11 to itype.
4020 2017-04-27 Jonathan Wakely <jwakely@redhat.com>
4022 * doc/extend.texi (Object Size Checking): Improve grammar.
4024 2017-04-27 Richard Earnshaw <rearnsha@arm.com>
4026 PR target/80530
4027 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Ensure
4028 that the logic for permitting reciprocal estimates matches that
4029 in use_rsqrt_p.
4031 2017-04-27 Jakub Jelinek <jakub@redhat.com>
4033 PR c++/80534
4034 * tree.c (type_cache_hasher::equal): Only compare
4035 TYPE_TYPELESS_STORAGE flag on non-aggregate element types.
4036 (build_array_type_1): Only hash TYPE_TYPELESS_STORAGE flag on
4037 non-aggregate element types.
4038 * tree.h (TYPE_TYPELESS_STORAGE): Fix comment typo, add more details
4039 about the flag on ARRAY_TYPEs in the comment, formatting fix.
4041 2017-04-27 Richard Biener <rguenther@suse.de>
4043 PR middle-end/80533
4044 * emit-rtl.c (set_mem_attributes_minus_bitpos): When
4045 stripping ARRAY_REFs from MEM_EXPR make sure we're not
4046 keeping a reference to a trailing array.
4048 2017-04-27 Richard Biener <rguenther@suse.de>
4050 PR middle-end/80539
4051 * tree-chrec.c (chrec_fold_plus_poly_poly): Deal with not
4052 being in loop-closed SSA form conservatively.
4053 (chrec_fold_multiply_poly_poly): Likewise.
4055 2017-04-27 Tamar Christina <tamar.christina@arm.com>
4057 PR middle-end/79665
4058 * expr.c (expand_expr_real_2): Move TRUNC_MOD_EXPR, FLOOR_MOD_EXPR,
4059 CEIL_MOD_EXPR, ROUND_MOD_EXPR cases.
4061 2017-04-27 Jakub Jelinek <jakub@redhat.com>
4063 PR target/77728
4064 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): Remove.
4065 (aarch64_function_arg_alignment): Return unsigned int again, but still
4066 ignore TYPE_FIELDS chain decls other than FIELD_DECLs.
4067 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
4068 Don't emit -Wpsabi note.
4069 (aarch64_function_arg_boundary): Likewise.
4070 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
4071 caller.
4073 2017-04-26 Nathan Sidwell <nathan@acm.org>
4075 * tree.h (crc32_unsigned_n): Declare.
4076 (crc32_unsigned, crc32_unsigned): Make inline.
4077 * tree.c (crc32_unsigned_bits): Replace with ...
4078 (crc32_unsigned_n): ... this.
4079 (crc32_unsigned, crc32_byte): Remove.
4080 (crc32_string): Remove unnecessary braces.
4082 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
4084 * ipa-cp.c (estimate_local_effects): Convert sreal to int.
4085 * ipa-inline-analysis.c (MAX_TIME): Remove.
4086 (account_size_time): Use sreal for time.
4087 (dump_inline_summary): Update.
4088 (estimate_function_body_sizes): Update.
4089 (estimate_edge_size_and_time): Update.
4090 (estimate_calls_size_and_time): Update.
4091 (estimate_node_size_and_time): Update.
4092 (inline_merge_summary): Update.
4093 (inline_update_overall_summary): Update.
4094 (estimate_time_after_inlining): Update.
4095 (inline_read_section): Update.
4096 (inline_write_summary): Update.
4097 * ipa-inline.c (compute_uninlined_call_time): Update.
4098 (compute_inlined_call_time): Update.
4099 (recursive_inlining): Update.
4100 (inline_small_functions): Update.
4101 (dump_overall_stats): Update.
4102 * ipa-inline.h: Include sreal.h.
4103 (size_time_entry): Turn time to sreal.
4104 (inline_summary): Turn self_time nad time to sreal.
4106 2017-04-25 Jan Hubicka <hubicka@ucw.cz>
4108 * sreal.c: Include backend.h, tree.h, gimple.h, cgraph.h and
4109 data-streamer.h
4110 (sreal::stream_out, sreal::stream_in): New.
4111 * sreal.h (sreal::stream_out, sreal::stream_in): Declare.
4113 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4115 * Makefile.in (s-options): Invoke opt-gather.awk with LC_ALL=C in the
4116 environment.
4118 2017-04-25 Uros Bizjak <ubizjak@gmail.com>
4120 PR target/70799
4121 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4122 Handle ASHIFTRT.
4123 (dimode_scalar_chain::compute_convert_gain): Ditto.
4124 (dimode_scalar_chain::make_vector_copies): Ditto.
4125 (dimode_scalar_chain::convert_reg): Ditto.
4126 (dimode_scalar_chain::convert_insn): Ditto.
4127 * config/i386/sse.md (VI24_AVX512BW_1): Remove mode iterator.
4128 (VI248_AVX512BW_1): New mode iterator.
4129 (<mask_codefor>ashr<mode>3<mask_name>): Merge insn pattern with
4130 <mask_codefor>ashrv2di3<mask_name> insn using VI248_AVX512BW_1
4131 mode iterator.
4133 2017-04-25 Martin Sebor <msebor@redhat.com>
4135 PR tree-optimization/80497
4136 * gimple-ssa-sprintf.c (get_int_range): Avoid assuming all integer
4137 constants are representable in HOST_WIDE_INT.
4138 (parse_directive): Ditto.
4140 2017-04-25 Martin Sebor <msebor@redhat.com>
4142 PR bootstrap/80486
4143 * dominance.c (dom_info::m_n_basic_blocks): Change type to unsigned.
4144 (new_zero_array): Adjust signature.
4145 (dom_info::dom_init): Used unsigned rather that size_t.
4146 (dom_info::dom_info): Same.
4148 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4149 Jakub Jelinek <jakub@redhat.com>
4151 PR target/77728
4152 * config/arm/arm.c: Include gimple.h.
4153 (aapcs_layout_arg): Emit -Wpsabi note if arm_needs_doubleword_align
4154 returns negative, increment ncrn only if it returned positive.
4155 (arm_needs_doubleword_align): Return int instead of bool,
4156 ignore DECL_ALIGN of non-FIELD_DECL TYPE_FIELDS chain
4157 members, but if there is any such non-FIELD_DECL
4158 > PARM_BOUNDARY aligned decl, return -1 instead of false.
4159 (arm_function_arg): Emit -Wpsabi note if arm_needs_doubleword_align
4160 returns negative, increment nregs only if it returned positive.
4161 (arm_setup_incoming_varargs): Likewise.
4162 (arm_function_arg_boundary): Emit -Wpsabi note if
4163 arm_needs_doubleword_align returns negative, return
4164 DOUBLEWORD_ALIGNMENT only if it returned positive.
4166 2017-04-25 Marek Polacek <polacek@redhat.com>
4168 PR sanitizer/80349
4169 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4170 first argument to type.
4172 2017-04-25 Bill Seurer <seurer@linux.vnet.ibm.com>
4174 PR target/80482
4175 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Change
4176 type checks to test for compatibility instead of equality.
4178 2017-04-25 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4179 Jakub Jelinek <jakub@redhat.com>
4181 PR target/77728
4182 * config/aarch64/aarch64.c (struct aarch64_fn_arg_alignment): New
4183 type.
4184 (aarch64_function_arg_alignment): Return aarch64_fn_arg_alignment
4185 struct. Ignore DECL_ALIGN of decls other than FIELD_DECL for
4186 the alignment computation, but return their maximum in warn_alignment.
4187 (aarch64_layout_arg): Adjust aarch64_function_arg_alignment caller.
4188 Emit a -Wpsabi note if warn_alignment is 16 bytes, but alignment
4189 is smaller.
4190 (aarch64_function_arg_boundary): Likewise. Simplify using MIN/MAX.
4191 (aarch64_gimplify_va_arg_expr): Adjust aarch64_function_arg_alignment
4192 caller.
4194 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4196 * config/arc/simdext.md (dmpyh): Fix typo.
4198 2017-04-25 Richard Biener <rguenther@suse.de>
4200 PR tree-optimization/80492
4201 * alias.c (compare_base_decls): Handle registers with asm
4202 specification conservatively.
4203 * tree-ssa-alias.c (decl_refs_may_alias_p): Handle
4204 compare_base_decls returning dont-know properly.
4206 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4208 * config/arc/arc.c (LEGITIMATE_OFFSET_ADDRESS_P): Delete macro.
4209 (legitimate_offset_address_p): New function.
4210 (arc_legitimate_address_p): Use above function.
4212 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4214 * config/arc/arc.c (arc_output_mi_thunk): Emit PIC calls.
4216 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4218 * config/arc/arc.c (arc_conditional_register_usage): Use ACCL,
4219 ACCH registers whenever they are available.
4221 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4223 * config/arc/arc.c (arc_conditional_register_usage): Make D0, D1
4224 double regs fix when not used.
4226 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4228 * config/arc/arc.h (REGNO_OK_FOR_BASE_P): Consider also extension
4229 core registers.
4230 (REG_OK_FOR_INDEX_P_NONSTRICT): Likewise.
4231 (REG_OK_FOR_BASE_P_NONSTRICT): Likewise.
4233 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4235 * config/arc/arc.c (arc_output_addsi): Check for h-register class
4236 when emitting short ADD instructions.
4238 2017-04-25 Claudiu Zissulescu <claziss@synopsys.com>
4240 * config/arc/arc.md (cmpsi_cc_insn_mixed): Use 'h' register
4241 constraint.
4242 (cmpsi_cc_c_insn): Likewise.
4243 (cbranchsi4_scratch): Compute proper instruction length using
4244 compact_hreg_operand.
4245 * config/arc/predicates.md (compact_hreg_operand): New predicate.
4247 2017-04-25 Richard Biener <rguenther@suse.de>
4249 PR middle-end/80509
4250 * passes.c (pass_manager::pass_manager): Initialize
4251 m_name_to_pass_map.
4253 2017-04-25 Richard Biener <rguenther@suse.de>
4255 PR tree-optimization/79201
4256 * tree-ssa-sink.c (statement_sink_location): Handle calls.
4258 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4260 PR target/80464
4261 * config/s390/vector.md: Split MEM->GPR vector moves for
4262 non-s_operand addresses.
4264 2017-04-25 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4266 PR target/79895
4267 * config/s390/predicates.md (reload_const_wide_int_operand): New
4268 predicate.
4269 * config/s390/s390.md ("movti"): Remove d/P alternative.
4270 ("movti_bigconst"): New pattern definition.
4272 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4274 PR target/80080
4275 * s390-protos.h (s390_expand_cs_hqi): Removed.
4276 (s390_expand_cs, s390_expand_atomic_exchange_tdsi): New prototypes.
4277 * config/s390/s390.c (s390_emit_compare_and_swap): Handle all integer
4278 modes as well as CCZ1mode and CCZmode.
4279 (s390_expand_atomic_exchange_tdsi, s390_expand_atomic): Adapt to new
4280 signature of s390_emit_compare_and_swap.
4281 (s390_expand_cs_hqi): Likewise, make static.
4282 (s390_expand_cs_tdsi): Generate an explicit compare before trying
4283 compare-and-swap, in some cases.
4284 (s390_expand_cs): Wrapper function.
4285 (s390_expand_atomic_exchange_tdsi): New backend specific expander for
4286 atomic_exchange.
4287 (s390_match_ccmode_set): Allow CCZmode <-> CCZ1 mode.
4288 * config/s390/s390.md ("atomic_compare_and_swap<mode>"): Merge the
4289 patterns for small and large integers. Forbid symref memory operands.
4290 Move expander to s390.c. Require cc register.
4291 ("atomic_compare_and_swap<DGPR:mode><CCZZ1:mode>_internal")
4292 ("*atomic_compare_and_swap<TDI:mode><CCZZ1:mode>_1")
4293 ("*atomic_compare_and_swapdi<CCZZ1:mode>_2")
4294 ("*atomic_compare_and_swapsi<CCZZ1:mode>_3"): Use s_operand to forbid
4295 symref memory operands. Remove CC mode and call s390_match_ccmode
4296 instead.
4297 ("atomic_exchange<mode>"): Allow and implement all integer modes.
4299 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4301 * config/s390/s390.md (define_peephole2): New peephole to help
4302 combining the load-and-test pattern with volatile memory.
4304 2017-04-25 Dominik Vogt <vogt@linux.vnet.ibm.com>
4306 * config/s390/s390.md ("cstorecc4"): Use load-on-condition and deal
4307 with CCZmode for TARGET_Z196.
4309 2017-04-25 Jakub Jelinek <jakub@redhat.com>
4311 PR rtl-optimization/80501
4312 * combine.c (make_compound_operation_int): Set subreg_code to SET
4313 even for AND with mask of the sign bit of mode.
4315 PR rtl-optimization/80500
4316 * loop-unroll.c (combine_var_copies_in_loop_exit): Call copy_rtx on
4317 sum's initial value.
4319 2017-04-25 Julian Brown <julian@codesourcery.com>
4320 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4322 * config/aarch64/thunderx2t99.md (thunderx2t99_crc): New Reservation.
4324 2017-04-25 Marc Glisse <marc.glisse@inria.fr>
4326 * fold-const.c (tree_single_nonzero_warnv_p): Handle SSA_NAME.
4328 2017-04-25 Julian Brown <julian@codesourcery.com>
4329 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4331 * config/aarch64/thunderx2t99.md (thunderx2t99_aes): New Reservation.
4332 (thunderx2t99_sha): New Reservation.
4334 2017-04-25 Julian Brown <julian@codesourcery.com>
4335 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4337 * config/aarch64/aarch64-simd.md (aarch64_simd_vec_set<mode>): Fix
4338 type for 1-element load.
4340 2017-04-24 Marc Glisse <marc.glisse@inria.fr>
4342 * match.pd (X/[ex]C CMP Y/[ex]C): New transformation.
4344 2017-04-24 Martin Jambor <mjambor@suse.cz>
4346 PR tree-optimization/80293
4347 * tree-sra.c (scalarizable_type_p): New parameter const_decl, make
4348 char arrays not totally scalarizable if it is false.
4349 (analyze_all_variable_accesses): Pass correct value in the new
4350 parameter. Add a statistics counter.
4352 2017-04-24 Jan Hubicka <hubicka@ucw.cz>
4354 PR middle-end/79931
4355 * ipa-devirt.c (dump_possible_polymorphic_call_targets): Fix ICE.
4357 2017-04-24 Richard Biener <rguenther@suse.de>
4359 PR tree-optimization/80494
4360 * tree-scalar-evolution.c (analyze_scalar_evolution_1): Bail
4361 out for complex types.
4363 2017-04-24 Richard Biener <rguenther@suse.de>
4365 * tree-ssa-sccvn.h (run_scc_vn): Adjust prototype.
4366 * tree-ssa-sccvn.c (print_scc): Print SCC size.
4367 (extract_and_process_scc_for_name): Never fail but drop SCC to varying.
4368 (DFS): Adjust and never fail.
4369 (sccvn_dom_walker::fail): Remove.
4370 (sccvn_dom_walker::before_dom_children): Adjust.
4371 (run_scc_vn): Likewise and never fail.
4372 * tree-ssa-pre.c (pass_pre::execute): Adjust.
4373 (pass_fre::execute): Likewise.
4375 2017-04-24 Richard Biener <rguenther@suse.de>
4377 PR tree-optimization/79725
4378 * tree-ssa-sink.c (statement_sink_location): Return whether
4379 failure reason was zero uses. Move that check later.
4380 (sink_code_in_bb): Deal with zero uses by removing the stmt
4381 if possible.
4383 2017-04-24 Richard Biener <rguenther@suse.de>
4385 PR c++/2972
4386 * tree-ssa-uninit.c (warn_uninitialized_vars): Handle some
4387 pointer-based references.
4389 2017-04-24 Richard Biener <rguenther@suse.de>
4391 PR bootstrap/79814
4392 * pass_manager.h (pass_manager::operator new): Remove.
4393 (pass_manager::operator delete): Likewise.
4394 * passes.c (pass_manager::operator new): Remove.
4395 (pass_manager::operator delete): Likewise.
4396 (pass_manager::pass_manager): Zero individual pass members.
4398 2017-04-23 Uros Bizjak <ubizjak@gmail.com>
4400 PR target/70799
4401 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
4402 <case ASHIFT, case LSHIFTRT>: Also consider variable shifts.
4403 Check "XEXP (src, 1)" operand here.
4404 <case PLUS, case MINUS, case IOR, case XOR, case AND>:
4405 Check "XEXP (src, 1)" operand here.
4406 (dimode_scalar_chain::make_vector_copies): Detect count register
4407 of a shift instruction. Zero extend count register from QImode
4408 to DImode to satisfy vector shift pattern count operand predicate.
4409 Substitute vector shift count operand with a DImode copy.
4410 (dimode_scalar_chain::convert_reg): Ditto, zero-extend from
4411 vector register.
4413 2017-04-21 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.md (*extzvqi_mem_rex64): Move above *extzv<mode>.
4416 Remove UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4417 (*insvqi_1_mem_rex64): Move above insv<mode>_1. Remove
4418 UNSPEC_NOREX_MEM tag. Update corresponding peephole2 pattern.
4419 (UNSPEC_NOREX_MEM): Remove definition.
4421 2017-04-21 Richard Biener <rguenther@suse.de>
4423 PR tree-optimization/79547
4424 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
4425 Handle strlen, strcmp, strncmp, strcasecmp, strncasecmp, memcmp,
4426 bcmp, strspn, strcspn, __builtin_object_size and __builtin_constant_p
4427 without any constraints.
4429 2017-04-21 Richard Biener <rguenther@suse.de>
4431 PR tree-optimization/78847
4432 * fold-const.c (split_tree): Handle POINTER_PLUS_EXPR.
4434 2017-04-21 Richard Biener <rguenther@suse.de>
4436 * tree.h (build_qualified_type): Annotate with CXX_MEM_STAT_INFO.
4437 (build_distinct_type_copy): Likewise.
4438 (build_variant_type_copy): Likewise.
4439 * tree.c (build_qualified_type): Pass down mem-stat info.
4440 (build_distinct_type_copy): Likewise.
4441 (build_variant_type_copy): Likewise.
4443 2017-04-21 Richard Biener <rguenther@suse.de>
4445 PR tree-optimization/80237
4446 * tree-ssa-pre.c (find_leader_in_sets): Add third set argument,
4447 defaulted to NULL.
4448 (phi_translate_1): Also allow a leader in AVAIL_OUT of pred
4449 for a simplified result.
4451 2016-04-21 Richard Biener <rguenther@suse.de>
4453 * tree-ssa-loop-ivcanon.c (constant_after_peeling): Do not require
4454 sth as strict as a simple_iv but a chrec without symbols and an
4455 operand defined in the loop we are peeling (and not some subloop).
4456 (propagate_constants_for_unrolling): Propagate all constants.
4458 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4460 PR target/79804
4461 * config/i386/i386.c (print_reg): Remove assert for disalowed
4462 regno values, call output_operand_lossage instead.
4464 2017-04-20 Uros Bizjak <ubizjak@gmail.com>
4466 PR target/78090
4467 * config/i386/constraints.md (Yc): New register constraint.
4468 * config/i386/i386.md (*float<SWI48:mode><MODEF:mode>2_mixed):
4469 Use Yc constraint for alternative 2 of operand 0. Remove
4470 preferred_for_speed attribute.
4472 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4474 * omp-low.c (lower_lastprivate_clauses): Correct handling of linear and
4475 lastprivate clauses in SIMT case.
4477 2017-04-20 Volker Reichelt <v.reichelt@netcologne.de>
4479 * doc/invoke.texi (-Wextra-semi): Document new warning option.
4481 2017-04-20 Richard Biener <rguenther@suse.de>
4483 PR tree-optimization/57796
4484 * tree-vect-stmts.c (vect_model_store_cost): Cost scatters
4485 as N scalar stores.
4486 (vect_model_load_cost): Cost gathers as N scalar loads.
4488 2017-04-20 Richard Biener <rguenther@suse.de>
4490 * ggc-page.c (ggc_allocated_p): Rename to ...
4491 (safe_lookup_page_table_entry): ... this and return the lookup
4492 result.
4493 (gt_ggc_m_S): Use safe_lookup_page_table_entry.
4495 2017-04-20 Richard Biener <rguenther@suse.de>
4497 PR tree-optimization/80453
4498 * tree-ssa-sccvn.h (struct vn_phi_s): Add cclhs and ccrhs members.
4499 * tree-ssa-sccvn.c (cond_stmts_equal_p): Use recorded lhs and rhs
4500 from the conditions.
4501 (vn_phi_eq): Pass them down.
4502 (vn_phi_lookup): Record them.
4503 (vn_phi_insert): Likewise.
4505 2017-04-20 Matthew Fortune <matthew.fortune@imgtec.com>
4507 * config/mips/mips.c (mips_expand_vec_perm_const): Re-fix
4508 uninitialized variable warning to avoid buffer overrun.
4510 2017-04-20 Alexander Monakov <amonakov@ispras.ru>
4512 PR other/71250
4513 * doc/invoke.texi (-Wmissing-field-initializers): Mention that warning
4514 is suppressed for '{ 0 }' in C.
4516 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4518 * BASE-VER: Set to 8.0.0.
4520 2017-04-20 Thomas Preud'homme <thomas.preudhomme@arm.com>
4522 * config/arm/arm.c (arm_elf_asm_cdtor): Create non-default
4523 priority .init_array and .fini_array section with SECTION_NOTYPE
4524 flag.
4526 2017-04-20 Jakub Jelinek <jakub@redhat.com>
4528 PR middle-end/80423
4529 * tree.h (build_array_type): Add typeless_storage default argument.
4530 * tree.c (type_cache_hasher::equal): Also compare
4531 TYPE_TYPELESS_STORAGE flag for ARRAY_TYPEs.
4532 (build_array_type): Add typeless_storage argument, set
4533 TYPE_TYPELESS_STORAGE to it, if shared also hash it, and pass to
4534 recursive call.
4535 (build_nonshared_array_type): Adjust build_array_type_1 caller.
4536 (build_array_type): Likewise. Add typeless_storage argument.
4538 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4539 Jakub Jelinek <jakub@redhat.com>
4541 PR tree-optimization/80426
4542 * tree-vrp.c (extract_range_from_binary_expr_1): For an additive
4543 operation on symbolic operands, also compute the overflow for the
4544 invariant part when the operation degenerates into a negation.
4546 2017-04-19 Jakub Jelinek <jakub@redhat.com>
4548 PR debug/80461
4549 * dwarf2out.c (modified_type_die, gen_type_die_with_usage):
4550 Check for t with zero TYPE_QUALS_NO_ADDR_SPACE.
4552 PR debug/80436
4553 * tree-ssa-loop-manip.c (find_uses_to_rename_def): Ignore debug uses.
4555 2017-04-19 Georg-Johann Lay <avr@gjlay.de>
4557 PR target/80462
4558 * config/avr/avr.c (tree.h): Include it.
4559 (cgraph.h): Include it.
4560 (avr_encode_section_info): Don't warn for uninitialized progmem
4561 variable if it's just an alias.
4563 2017-04-19 Richard Biener <rguenther@suse.de>
4565 PR ipa/65972
4566 * auto-profile.c (afdo_vpt_for_early_inline): Update SSA
4567 when needed by AutoPGO.
4569 2017-04-19 Paulo J. Matos <paulo@matos-sorge.com>
4571 PR lto/50345
4572 * doc/lto.texi: Remove an extra 'that'.
4574 2017-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4576 PR rtl-optimization/80429
4577 * ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
4578 are only used in debug insns.
4580 2017-04-19 Eric Botcazou <ebotcazou@adacore.com>
4581 Vladimir Makarov <vmakarov@redhat.com>
4583 * config/sparc/predicates.md (input_operand): Add comment. Return
4584 true for any memory operand when LRA is in progress.
4585 * config/sparc/sparc.c (sparc_expand_move): Minor formatting fix.
4587 2017-04-18 Jeff Law <law@redhat.com>
4589 PR target/74563
4590 * mips.md ({return,simple_return}_internal): Do not overwrite
4591 operands[0].
4593 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4595 PR tree-optimization/80443
4596 * tree-vrp.c (intersect_ranges): For signed 1-bit precision type,
4597 instead of adding 1, subtract -1 and similarly instead of subtracting
4598 1 add -1.
4600 2017-04-18 Richard Sandiford <richard.sandiford@arm.com>
4602 PR rtl-optimization/80357
4603 * haifa-sched.c (tmp_bitmap): New variable.
4604 (model_recompute): Handle duplicate use records.
4605 (alloc_global_sched_pressure_data): Initialize tmp_bitmap.
4606 (free_global_sched_pressure_data): Free it.
4608 2017-04-18 Bernd Edlinger <bernd.edlinger@hotmail.de>
4610 Revert:
4611 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
4612 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
4613 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
4614 instead of SYSTEM_HEADER_DIR.
4616 2017-04-18 Jeff Law <law@redhat.com>
4618 PR middle-end/80422
4619 * cfgcleanup.c (try_crossjump_to_edge): Verify SRC1 and SRC2 have
4620 predecessors after walking up the insn chain.
4622 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4624 PR debug/80263
4625 * dwarf2out.c (modified_type_die): Try harder not to emit internal
4626 sizetype type into debug info.
4628 2017-04-18 Michael Meissner <meissner@linux.vnet.ibm.com>
4630 PR target/80099
4631 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Eliminate
4632 unneeded test for TARGET_UPPER_REGS_SF.
4633 * config/rs6000/vsx.md (vsx_extract_v4sf_var): Likewise.
4635 2017-04-18 Jakub Jelinek <jakub@redhat.com>
4637 PR sanitizer/80444
4638 * sancov.c (sancov_pass): Use gsi_start_nondebug_after_labels_bb
4639 instead of gsi_after_labels.
4641 2017-04-18 Jeff Law <law@redhat.com>
4643 * regcprop.c (maybe_mode_change): Avoid creating copies of the
4644 stack pointer.
4646 Revert:
4647 2017-04-13 Jeff Law <law@redhat.com>
4648 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4649 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4651 2017-04-18 Georg-Johann Lay <avr@gjlay.de>
4653 PR target/79453
4654 * config/avr/avr.c (intl.h): Include it.
4655 (avr_pgm_check_var_decl) [reason]: Wrap diagnostic snippets into _().
4657 2017-04-18 Martin Liska <mliska@suse.cz>
4659 PR gcov-profile/78783
4660 * gcov-tool.c (gcov_output_files): Validate that destination
4661 file is either removed by the tool or by a user.
4663 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4664 Guy Benyei <guybe@mellanox.com>
4666 * config/arc/arc.c (arc_reorg): Move loop_end_id into a more local
4667 block, and do not negate it, the stored id is already negative.
4669 2017-04-14 Andrew Burgess <andrew.burgess@embecosm.com>
4671 * config/arc/arc.md (doloop_begin_i): Use @pcl assembler syntax.
4673 2017-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4675 PR target/80098
4676 * config/rs6000/rs6000-cpus.def (OTHER_P9_VECTOR_MASKS): Define
4677 masks of options that should be turned off if the VSX vector
4678 options are turned off.
4679 (OTHER_P8_VECTOR_MASKS): Likewise.
4680 (OTHER_VSX_VECTOR_MASKS): Likewise.
4681 * config/rs6000/rs6000.c (rs6000_option_override_internal): Call
4682 rs6000_disable_incompatible_switches to validate no type switches
4683 like -mvsx.
4684 (rs6000_incompatible_switch): New function to disallow turning on
4685 other vector options if -mno-vsx, -mno-power8-vector, or
4686 -mno-power9-vector are specified.
4688 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4690 * config/arc/arc.h (CRT_CALL_STATIC_FUNCTION): Use long calls.
4692 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4694 * config/arc/arc-protos.h (arc_decl_pretend_args): Remove.
4695 * config/arc/arc.c (arc_decl_pretend_args): Likewise.
4696 * config/arc/arc.h (CFA_FRAME_BASE_OFFSET): Likewise.
4697 (ARG_POINTER_CFA_OFFSET): Likewise.
4699 2017-04-14 Claudiu Zissulescu <claziss@synopsys.com>
4701 * config/arc/arc.c (arc_mode_dependent_address_p): Relax
4702 conditions to take advantage of various optimizations.
4704 2017-04-13 Jeff Law <law@redhat.com>
4706 * config/mips.mips.md (zero_extendsidi2): Do not allow SP to appear
4707 in operands[1] if it is a MEM and TARGET_MIPS16 is active.
4708 (zero_extendsidi2_dext): Likewise.
4710 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4712 PR sanitizer/80403
4713 * fold-const.c (fold_ternary_loc): Revert
4714 use op0 instead of fold_convert_loc (loc, type, arg0) part of
4715 2017-04-12 change.
4717 2017-04-13 Vladimir Makarov <vmakarov@redhat.com>
4719 PR rtl-optimization/80343
4720 * lra-remat.c (update_scratch_ops): Assign original hard reg to
4721 new scratch pseudo.
4723 2017-04-13 Denis Khalikov <d.khalikov@partner.samsung.com>
4725 PR sanitizer/80414
4726 * ubsan.c (ubsan_expand_bounds_ifn): Pass original index
4727 to ubsan_encode_value.
4729 2017-04-13 Jeff Law <law@redhat.com>
4731 * reload1.c (eliminate_regs_1): Call gen_rtx_raw_SUBREG for SUBREGs
4732 appearing in DEBUG_INSNs.
4734 2017-04-13 Martin Liska <mliska@suse.cz>
4736 PR gcov-profile/80413
4737 * gcov-io.c (gcov_write_string): Copy to buffer just when
4738 allocated size is greater than zero.
4740 2017-04-13 Jakub Jelinek <jakub@redhat.com>
4742 PR debug/80321
4743 * dwarf2out.c (decls_for_scope): Ignore declarations of
4744 current_function_decl in BLOCK_NONLOCALIZED_VARS.
4746 2017-04-12 Jan Hubicka <hubicka@ucw.cz>
4748 PR lto/69953
4749 * ipa-visibility.c (non_local_p): Fix typos.
4750 (localize_node): When localizing symbol in same comdat group,
4751 dissolve the group only when we know external symbols are going
4752 to be privatized.
4753 (function_and_variable_visibility): Do not localize DECL_EXTERNAL.
4755 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4757 PR tree-optimization/79390
4758 * optabs.c (emit_conditional_move): If the preferred op2/op3 operand
4759 order does not result in usable sequence, retry with reversed operand
4760 order.
4762 PR sanitizer/80403
4763 PR sanitizer/80404
4764 PR sanitizer/80405
4765 * fold-const.c (fold_ternary_loc): Use op1 instead of arg1 as argument
4766 to fold_build2_loc. Convert TREE_OPERAND (tem, 0) to type. Use
4767 op0 instead of fold_convert_loc (loc, type, arg0).
4769 2017-04-12 Jeff Law <law@redhat.com>
4771 * genattrtab.c (write_eligible_delay): Verify DELAY_INSN still
4772 has a delay slot in the generated code.
4774 * config/cris/cris.md (cris_preferred_reload_class): Return
4775 GENNONACR_REGS rather than GENERAL_REGS.
4777 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4779 PR c/80163
4780 * expr.c <CASE_CONVERT>: For EXPAND_INITIALIZER determine SIGN_EXTEND
4781 vs. ZERO_EXTEND based on signedness of treeop0's type rather than
4782 signedness of the result type.
4784 2017-04-12 Richard Biener <rguenther@suse.de>
4785 Jeff Law <law@redhat.com>
4787 PR tree-optimization/80359
4788 * tree-ssa-dse.c (maybe_trim_partially_dead_store): Do not
4789 trim stores to TARGET_MEM_REFs.
4791 2017-04-12 Richard Biener <rguenther@suse.de>
4793 PR tree-optimization/79390
4794 * gimple-ssa-split-paths.c (is_feasible_trace): Restrict
4795 threading case even more.
4797 2017-04-12 Segher Boessenkool <segher@kernel.crashing.org>
4799 PR target/80382
4800 * config/rs6000/sync.md (atomic_load<mode>, atomic_store<mode): Test
4801 for quad_address_p for TImode, instead of just not indexed_address.
4803 2017-04-12 Richard Biener <rguenther@suse.de>
4804 Bernd Edlinger <bernd.edlinger@hotmail.de>
4806 PR middle-end/79671
4807 * alias.c (component_uses_parent_alias_set_from): Handle
4808 TYPE_TYPELESS_STORAGE.
4809 (get_alias_set): Likewise.
4810 * tree-core.h (tree_type_common): Add typeless_storage flag.
4811 * tree.h (TYPE_TYPELESS_STORAGE): New macro.
4812 * stor-layout.c (place_union_field): Set TYPE_TYPELESS_STORAGE
4813 for types containing members with TYPE_TYPELESS_STORAGE.
4814 (place_field): Likewise.
4815 (layout_type): Likewise for ARRAY_TYPE.
4816 * lto-streamer-out.c (hash_tree): Hash TYPE_TYPELESS_STORAGE.
4817 * tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream
4818 TYPE_TYPELESS_STORAGE.
4819 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
4821 2017-04-12 Jakub Jelinek <jakub@redhat.com>
4823 PR sanitizer/80349
4824 * fold-const.c (fold_binary_loc) <case BIT_IOR_EXPR>: Convert arg0's
4825 first argument to type.
4827 2017-04-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4829 PR target/80376
4830 PR target/80315
4831 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4832 CONST0_RTX (mode) rather than const0_rtx where appropriate.
4833 (rs6000_expand_binop_builtin): Likewise.
4834 (rs6000_expand_ternop_builtin): Likewise; also add missing
4835 vsx_xxpermdi_* variants; also fix typo (arg1 => arg2) for
4836 vshasigma built-ins.
4837 * doc/extend.texi: Document that vec_xxpermdi's third argument
4838 must be a constant.
4840 2017-04-11 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
4843 Use shift_const cost parameter when calculating gain of STV shifts.
4845 2017-04-11 Vladimir Makarov <vmakarov@redhat.com>
4847 PR rtl-optimization/70478
4848 * lra-constraints.c (process_alt_operands): Check memory for
4849 disfavoring memory insn operand.
4851 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4853 PR middle-end/80100
4854 * simplify-rtx.c (simplify_binary_operation_1) <case IOR>: Perform
4855 left shift in unsigned HOST_WIDE_INT type.
4857 PR rtl-optimization/80385
4858 * simplify-rtx.c (simplify_unary_operation_1): Don't transform
4859 (not (neg X)) into (plus X -1) for complex or non-integral modes.
4861 PR libgomp/80394
4862 * omp-low.c (scan_omp_task): Don't optimize away empty tasks
4863 if they have any depend clauses.
4865 2017-04-11 Martin Liska <mliska@suse.cz>
4867 PR ipa/80212
4868 * cgraph.c (cgraph_node::dump): Dump calls_comdat_local.
4869 * ipa-split.c (split_function): Create a local comdat symbol
4870 if caller is in a comdat group.
4872 2017-04-11 Martin Liska <mliska@suse.cz>
4874 PR ipa/80212
4875 * ipa-cp.c (determine_versionability): Handle calls_comdat_local
4876 flags.
4878 2017-04-11 Martin Sebor <msebor@redhat.com>
4880 PR middle-end/80364
4881 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
4882 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
4883 for INTEGER_TYPE.
4884 (directive::set_width, directive::set_precision, format_character):
4885 Adjust.
4886 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
4887 INTEGER_TYPE.
4889 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
4891 PR target/80389
4892 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
4893 conflict, set target->arch_name instead of target->cpu_name.
4895 2017-04-11 Richard Biener <rguenther@suse.de>
4897 PR tree-optimization/80374
4898 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
4899 build_zero_cst, remove fold_convertible_p check again.
4901 2017-04-11 Martin Liska <mliska@suse.cz>
4903 PR sanitizer/70878
4904 * ubsan.c (instrument_object_size): Do not instrument register
4905 variables.
4907 2017-04-11 Jakub Jelinek <jakub@redhat.com>
4909 PR target/80381
4910 * config/i386/i386-builtin-types.def
4911 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
4912 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
4913 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
4914 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
4915 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
4916 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
4917 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
4918 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
4919 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
4920 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
4921 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
4922 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
4923 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
4924 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
4925 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
4926 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
4927 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
4928 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
4929 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
4930 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
4931 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
4932 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
4933 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
4934 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
4935 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
4936 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
4937 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
4938 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
4939 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
4940 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
4941 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
4942 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
4943 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
4944 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
4945 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
4946 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
4947 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
4948 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
4949 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
4950 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
4951 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
4952 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
4953 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
4954 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
4955 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
4956 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
4957 aliases.
4958 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
4959 flag to second_arg_count, handle 4 argument function type _COUNT
4960 aliases, handle second_arg_count on second argument rather than last.
4962 2017-04-10 Jeff Law <law@redhat.com>
4964 PR tree-optimization/80374
4965 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
4966 record anything if we can not convert integer_zero_node to the
4967 desired type.
4969 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
4971 PR target/80108
4972 * config/rs6000/rs6000.c (rs6000_option_override_internal):
4973 Enhance special handling given to the TARGET_P9_MINMAX option in
4974 relation to certain other options.
4976 2017-04-10 Bin Cheng <bin.cheng@arm.com>
4978 PR tree-optimization/80153
4979 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
4980 remove POINTER_PLUS_EXPR's base part directly, rather than through
4981 aff_tree.
4983 2017-04-10 Richard Biener <rguenther@suse.de>
4984 Bin Cheng <bin.cheng@arm.com>
4986 PR tree-optimization/80153
4987 * tree-affine.c (aff_combination_to_tree): Get base pointer from
4988 the first element of pointer type aff_tree. Build result expr in
4989 aff_tree's type.
4990 (add_elt_to_tree): Convert to type unconditionally. Remove other
4991 fold_convert calls.
4992 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
4993 (rewrite_use_nonlinear_expr): Check invariant using iv information.
4995 2017-04-10 Richard Biener <rguenther@suse.de>
4997 * tree-ssa-structalias.c (find_func_aliases): Properly handle
4998 asm inputs.
5000 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
5002 PR rtl-optimization/70478
5003 * lra-constraints.c (curr_small_class_check): New.
5004 (update_and_check_small_class_inputs): New.
5005 (process_alt_operands): Update curr_small_class_check. Disfavor
5006 alternative insn memory operands. Check available regs for small
5007 class operands.
5009 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5011 PR target/80057
5012 * config/mips/mips.opt (-mvirt): Update description.
5013 * doc/invoke.texi (-mvirt): Likewise.
5015 2017-04-10 Richard Biener <rguenther@suse.de>
5017 PR middle-end/80362
5018 * fold-const.c (fold_binary_loc): Look at unstripped ops when
5019 looking for NEGATE_EXPR in -A / -B to A / B folding.
5021 2017-04-10 Martin Liska <mliska@suse.cz>
5023 PR gcov-profile/80224
5024 * gcov.c (print_usage): Fix usage string.
5025 (get_gcov_intermediate_filename): Remove.
5026 (output_gcov_file): Use both for normal and intermediate format.
5027 (generate_results): Do not initialize special file for
5028 intermediate format.
5030 2017-04-10 Richard Biener <rguenther@suse.de>
5032 PR tree-optimization/80304
5033 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
5034 for safelen.
5036 2017-04-10 Nathan Sidwell <nathan@acm.org>
5038 PR target/79905
5039 * config/rs6000/rs6000.c (rs6000_vector_type): New.
5040 (rs6000_init_builtins): Use it.
5042 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5044 * config/arm/arm.md (<mrc>): Add mode to SET source.
5045 (<mrrc>): Likewise.
5047 2017-04-10 Richard Biener <rguenther@suse.de>
5049 PR middle-end/80344
5050 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
5052 2017-04-10 Jakub Jelinek <jakub@redhat.com>
5054 PR target/80324
5055 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
5056 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
5057 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
5058 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
5059 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
5060 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
5061 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
5062 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
5063 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
5064 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
5065 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
5066 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
5067 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
5068 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
5069 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
5070 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
5071 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
5072 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
5073 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
5074 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
5075 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
5076 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
5077 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
5079 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
5081 PR rtl-optimization/70478
5082 * lra-constraints.c: Reverse the last patch.
5084 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
5086 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
5087 Add comment for WCHAR_T.
5089 2017-04-08 Martin Liska <mliska@suse.cz>
5091 Revert:
5092 2017-04-07 Martin Liska <mliska@suse.cz>
5094 PR ipa/80212
5095 * ipa-split.c (split_function): Add function part to a same comdat
5096 group.
5098 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5100 PR target/80358
5101 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
5103 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
5105 * rs6000/rs6000.c (vec_load_pendulum): Rename...
5106 (vec_pairing): ...to this.
5107 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
5108 (rs6000_sched_init): Adjust for name change.
5109 (struct rs6000_sched_context): Likewise.
5110 (rs6000_init_sched_context): Likewise.
5111 (rs6000_set_sched_context): Likewise.
5113 2017-04-07 Jakub Jelinek <jakub@redhat.com>
5115 PR target/80322
5116 PR target/80323
5117 PR target/80325
5118 PR target/80326
5119 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
5120 intrinsics.
5121 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
5122 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
5123 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
5125 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
5127 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
5129 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
5131 PR rtl-optimization/70703
5132 * ira-color.c (update_conflict_hard_regno_costs): Use
5133 int64_t instead of HOST_WIDE_INT.
5135 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
5137 PR rtl-optimization/70478
5138 * lra-constraints.c (process_alt_operands): Disfavor alternative
5139 insn memory operands.
5141 2017-04-07 Jeff Law <law@redhat.com>
5143 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
5144 CALL and NOTE_INSN_CALL_ARG_LOCATION.
5146 2017-04-07 Martin Liska <mliska@suse.cz>
5148 PR target/79889
5149 * config/aarch64/aarch64.c (aarch64_process_target_attr):
5150 Show error message instead of an ICE.
5152 2017-04-07 Martin Liska <mliska@suse.cz>
5154 PR ipa/80212
5155 * ipa-split.c (split_function): Add function part to a same comdat
5156 group.
5158 2017-04-07 Richard Biener <rguenther@suse.de>
5160 PR middle-end/80341
5161 * tree.c (get_unwidened): Also handle ! for_type case for
5162 INTEGER_CSTs.
5163 * convert.c (do_narrow): Split out from ...
5164 (convert_to_integer_1): ... here. Do not pass final truncation
5165 type to get_unwidened for TRUNC_DIV_EXPR.
5167 2017-04-07 Richard Biener <rguenther@suse.de>
5169 * tree-affine.c (wide_int_ext_for_comb): Take type rather
5170 than aff_tree.
5171 (aff_combination_const): Adjust.
5172 (aff_combination_scale): Likewise.
5173 (aff_combination_add_elt): Likewise.
5174 (aff_combination_add_cst): Likewise.
5175 (aff_combination_convert): Likewise.
5176 (add_elt_to_tree): Likewise. Remove unused argument.
5177 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
5179 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
5181 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
5182 definition.
5183 * config/arm/arm.c (arm_default_short_enums): Use
5184 ARM_DEFAULT_SHORT_ENUMS.
5185 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
5187 2017-04-06 Jakub Jelinek <jakub@redhat.com>
5189 PR debug/80234
5190 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
5191 members with redundant out-of-class redeclaration.
5193 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
5195 PR target/80286
5196 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
5197 * config/i386/i386.md (*zero_extendsidi2):
5198 Add (?*x,*x) and (?*v,*v) alternatives.
5200 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
5202 PR target/79733
5203 * config/i386/i386.c (ix86_expand_builtin)
5204 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
5205 mode from insn data. Convert operands to insn operand mode.
5206 Copy operands that don't satisfy insn predicate to a register.
5208 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
5210 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
5211 Update comments.
5213 2017-04-06 Richard Biener <rguenther@suse.de>
5215 PR tree-optimization/80334
5216 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
5217 preserve alignment of accesses.
5219 2017-04-06 Richard Biener <rguenther@suse.de>
5221 PR tree-optimization/80262
5222 * tree-sra.c (build_ref_for_offset): Preserve address-space
5223 information.
5224 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
5225 Drop useless address-space information on MEM_REF offsets.
5227 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
5229 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
5231 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5233 PR rtl-optimization/70703
5234 * ira-color.c (update_conflict_hard_regno_costs): Use
5235 HOST_WIDE_INT instead of long.
5237 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
5239 PR target/80298
5240 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
5241 not defined for x86_64 target. Add -mmmx target option when __SSE2__
5242 is not defined.
5243 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
5244 for x86_64 target. Handle -m3dnowa option.
5246 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
5248 PR rtl-optimization/70703
5249 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
5250 (update_conflict_hard_regno_costs): Use long instead of unsigned
5251 arithmetic for cost calculation.
5253 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5254 Bernd Edlinger <bernd.edlinger@hotmail.de>
5256 PR sanitizer/80308
5257 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
5258 for big endian.
5260 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
5262 PR target/78002
5263 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
5264 ptr_mode with Pmode throughout.
5265 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
5266 into probe_stack_range and use DImode.
5268 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
5270 PR target/79890
5271 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
5272 call_eh_return is true.
5274 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5276 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
5277 Initialize last_match_fntype_index.
5279 2017-04-05 Jakub Jelinek <jakub@redhat.com>
5281 PR target/80310
5282 * tree-nvr.c: Include internal-fn.h.
5283 (pass_return_slot::execute): Ignore internal calls without
5284 direct optab.
5286 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5287 Richard Biener <rguenther@suse.de>
5289 PR c++/80297
5290 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
5291 captures used multiple times, except for the last use.
5292 * generic-match-head.c: Include gimplify.h.
5294 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5296 PR tree-optimization/79390
5297 * target.h (struct noce_if_info): Declare.
5298 * targhooks.h (default_noce_conversion_profitable_p): Declare.
5299 * target.def (noce_conversion_profitable_p): New target hook.
5300 * ifcvt.h (struct noce_if_info): New type, moved from ...
5301 * ifcvt.c (struct noce_if_info): ... here.
5302 (noce_conversion_profitable_p): Renamed to ...
5303 (default_noce_conversion_profitable_p): ... this. No longer
5304 static nor inline.
5305 (noce_try_store_flag_constants, noce_try_addcc,
5306 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
5307 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
5308 instead of noce_conversion_profitable_p.
5309 * config/i386/i386.c: Include ifcvt.h.
5310 (ix86_option_override_internal): Don't override
5311 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
5312 (ix86_noce_conversion_profitable_p): New function.
5313 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
5314 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
5315 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
5316 * doc/tm.texi: Regenerated.
5318 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5320 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
5321 correction.
5323 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
5325 PR target/80307
5326 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
5327 instructions for small multiply cores.
5329 2017-04-04 Jeff Law <law@redhat.com>
5331 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
5332 added member.
5333 (mips_expand_vec_perm_const): Initialize elements in orig_perm
5334 that are not set by the loop over the elements.
5336 2017-04-04 Jakub Jelinek <jakub@redhat.com>
5338 PR target/80286
5339 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
5340 int mode, convert_modes it to mode as unsigned, otherwise use
5341 lowpart_subreg to mode rather than SImode.
5342 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
5343 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
5344 Use DImode instead of SImode for the shift count operand.
5345 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
5346 Likewise.
5348 2017-04-04 Richard Biener <rguenther@suse.de>
5350 PR middle-end/80281
5351 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
5352 arithmetic done for the negate or the plus. Simplify.
5353 (A - (-B) -> A + B): Likewise.
5354 * fold-const.c (split_tree): Make sure to not negate pointers.
5356 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
5358 PR rtl-optimization/60818
5359 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
5360 a compare of comparisons with the thing compared if this results
5361 in a different machine mode.
5363 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
5365 * alias.c (base_alias_check): Fix typo in comment.
5366 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
5367 * cgraphunit.c (symbol_table::compile): Likewise.
5368 * collect2.c (maybe_run_lto_and_relink): Likewise.
5369 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
5370 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
5371 * config/avr/avr.c (avr_map_op_t): Likewise.
5372 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
5373 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
5374 * config/epiphany/epiphany.md (movcc): Likewise.
5375 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
5376 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
5377 Likewise.
5378 * config/mips/mips.c (mips_save_restore_reg): Likewise.
5379 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
5380 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
5381 * config/sh/sh.c (sh_rtx_costs): Likewise.
5382 * fold-const.c (fold_truth_andor): Likewise.
5383 * genautomata.c (collapse_flag): Likewise.
5384 * gengtype.h (struct type::u::s): Likewise.
5385 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
5386 * input.c (FORMAT_AMOUNT): Likewise.
5387 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
5388 (known_aggs_to_agg_replacement_list): Likewise.
5389 * ipa-inline-analysis.c: Likewise.
5390 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
5391 * ipa-polymorphic-call.c
5392 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
5393 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
5394 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
5395 Likewise.
5396 * modulo-sched.c (apply_reg_moves): Likewise.
5397 * omp-expand.c (build_omp_regions_1): Likewise.
5398 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
5399 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
5400 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
5401 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
5402 * value-prof.c: Likewise.
5403 * var-tracking.c (val_reset): Likewise.
5405 2017-04-03 Richard Biener <rguenther@suse.de>
5407 PR tree-optimization/80275
5408 * fold-const.c (split_address_to_core_and_offset): Handle
5409 POINTER_PLUS_EXPR.
5411 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
5413 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
5414 descriptors is at least equal to that of functions.
5416 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5418 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
5420 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
5422 PR target/80250
5423 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
5424 (mov<IMOD4:mode>): New expander.
5425 (*mov<IMOD4:mode>_internal): New insn and split pattern.
5427 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
5429 PR rtl-optimization/79405
5430 * fwprop.c (propagations_left): New variable.
5431 (forward_propagate_into): Decrement it.
5432 (fwprop_init): Initialize it.
5433 (fw_prop): If the variable has reached zero, stop propagating.
5434 (fwprop_addr): Ditto.
5436 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5438 PR debug/79255
5439 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
5440 a FUNCTION_DECL, pass it as decl instead of origin to
5441 process_scope_var.
5443 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
5445 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
5446 string.
5448 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
5450 PR target/80107
5451 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
5452 TARGET_VSX_SMALL_INTEGER.
5454 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5456 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
5457 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
5459 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
5461 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
5462 extraction from odd-numbered MSA register.
5464 2017-03-31 Jakub Jelinek <jakub@redhat.com>
5466 PR middle-end/80173
5467 * expmed.c (store_bit_field_1): Don't attempt to create
5468 a word subreg out of hard registers wider than word if they
5469 have HARD_REGNO_NREGS of 1 for their mode.
5471 PR middle-end/80163
5472 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
5473 conversions to integer types wider than word and pointer.
5475 PR debug/80025
5476 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
5477 (rtx_equal_for_cselib_p): Pass 0 to it.
5478 * cselib.c (cselib_hasher::equal): Likewise.
5479 (rtx_equal_for_cselib_1): Add depth argument. If depth
5480 is 128, don't look up VALUE locs and punt. Increment
5481 depth in recursive calls when walking VALUE locs.
5483 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
5485 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
5486 (make_gcov_file_name): Use the canonical path name for generating
5487 the MD5 value.
5488 (read_line): Fix handling of files with ascii null bytes.
5490 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
5492 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
5493 to initialise a vector register instead
5494 of using a const_int.
5496 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5498 PR translation/80189
5499 * gimplify.c (omp_default_clause): Use %qs instead of %s in
5500 diagnostic messages.
5502 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
5504 PR target/80246
5505 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
5506 (dfp_diex_<mode>): Update mode of operand 1.
5507 * doc/extend.texi (dxex, dxexq): Document change to return type.
5508 (diex, diexq): Document change to argument type.
5510 2017-03-30 Martin Jambor <mjambor@suse.cz>
5512 PR ipa/77333
5513 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
5514 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
5515 it reflects the signature changes performed at the callee side.
5516 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
5517 to cgraph_build_function_type_skip_args.
5518 (build_function_decl_skip_args): Adjust call to the above function.
5520 2017-03-30 Jakub Jelinek <jakub@redhat.com>
5522 PR target/80206
5523 * config/i386/sse.md
5524 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
5525 register as dest whenever it is a MEM not rtx_equal_p to the
5526 corresponding dup operand, and when forcing into reg move the
5527 reg into the memory afterwards.
5528 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
5529 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
5530 for the force_reg mode.
5531 (avx512vl_vextractf128<mode>): Use register as dest either
5532 always when a MEM, or when it is a MEM not rtx_equal_p to the
5533 corresponding dup operand, or even not when it is a CONST_VECTOR
5534 depending on the mode and lo vs. hi.
5535 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
5536 parens.
5537 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
5538 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
5539 Likewise. Require that operands[2] is even.
5540 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
5541 Remove extraneous parens. Require that operands[2] is a multiple
5542 of 4.
5543 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
5544 operands[0] is a MEM if <mask_applied>, the predicates/constraints
5545 disallow memory then.
5547 2017-03-30 Richard Biener <rguenther@suse.de>
5549 PR tree-optimization/77498
5550 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
5551 to non-constants over backedges.
5553 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
5555 PR rtl-optimization/80233
5556 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
5557 as last_combined_insn. Do not test for BARRIER_P separately.
5559 2017-03-29 Andreas Schwab <schwab@suse.de>
5561 PR ada/80146
5562 * calls.c (prepare_call_address): Convert funexp to Pmode before
5563 copying to temp reg.
5565 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5567 PR tree-optimization/80158
5568 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
5569 Handle possible future case of more than one alternate
5570 interpretation.
5571 (replace_rhs_if_not_dup): Likewise.
5572 (replace_one_candidate): Likewise.
5574 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
5576 PR rtl-optimization/80193
5577 * ira.c (ira): Do not check allocation for LRA.
5579 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
5581 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
5582 (nvptx_output_simt_exit): Declare.
5583 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
5584 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
5585 (init_softstack_frame): Move initialization of crtl->is_leaf to...
5586 (nvptx_declare_function_name): ...here. Emit declaration of local
5587 memory space buffer for omp_simt_enter insn.
5588 (nvptx_output_unisimt_switch): New.
5589 (nvptx_output_softstack_switch): New.
5590 (nvptx_output_simt_enter): New.
5591 (nvptx_output_simt_exit): New.
5592 * config/nvptx/nvptx.h (struct machine_function): New fields
5593 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
5594 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
5595 (UNSPECV_SIMT_EXIT): Ditto.
5596 (omp_simt_enter_insn): New insn.
5597 (omp_simt_enter): New expansion.
5598 (omp_simt_exit): New insn.
5599 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
5601 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
5602 (expand_GOMP_SIMT_ENTER_ALLOC): New.
5603 (expand_GOMP_SIMT_EXIT): New.
5604 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
5605 (GOMP_SIMT_ENTER_ALLOC): Ditto.
5606 (GOMP_SIMT_EXIT): Ditto.
5607 * target-insns.def (omp_simt_enter): New insn.
5608 (omp_simt_exit): Ditto.
5609 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
5610 simt_dlist.
5611 (lower_rec_simd_input_clauses): Implement SIMT privatization.
5612 (lower_rec_input_clauses): Likewise.
5613 (lower_lastprivate_clauses): Handle SIMT privatization.
5615 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
5616 (ompdevlow_adjust_simt_enter): New.
5617 (find_simtpriv_var_op): New.
5618 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
5619 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
5621 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
5622 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
5623 (copy_decl_for_dup_finish): Ditto.
5625 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
5627 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
5629 PR target/53383
5630 * config/i386/i386.c (ix86_option_override_internal): Always
5631 allow -mpreferred-stack-boundary=3 for 64-bit targets.
5633 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5635 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
5637 2017-03-28 Bin Cheng <bin.cheng@arm.com>
5639 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
5640 mark new edge's irreducible flag accordign to it.
5641 (vect_do_peeling): Check loop preheader edge's irreducible flag
5642 and pass it to function slpeel_add_loop_guard.
5644 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
5646 PR tree-optimization/80218
5647 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
5648 Update block frequencies and counts.
5650 2017-03-28 Richard Biener <rguenther@suse.de>
5652 PR tree-optimization/78644
5653 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
5654 of a simplification result we may not use it at all.
5656 2017-03-28 Richard Biener <rguenther@suse.de>
5658 PR ipa/80205
5659 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
5660 without arguments, generate default definition of a SSA name.
5662 2017-03-28 Richard Biener <rguenther@suse.de>
5664 PR middle-end/80222
5665 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
5666 TYPE_REF_CAN_ALIAS_ALL references.
5667 * fold-const.c (fold_indirect_ref_1): Likewise.
5669 2017-03-28 Martin Liska <mliska@suse.cz>
5671 PR ipa/80104
5672 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
5673 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
5675 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5676 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
5678 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
5679 (EXTRA_SPECS): Define.
5680 (SUBTARGET_EXTRA_SPECS): Likewise.
5681 (SUBTARGET_CPP_SPEC): Likewise.
5682 * config/arc/elf.h (EXTRA_SPECS): Renamed to
5683 SUBTARGET_EXTRA_SPECS.
5684 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
5686 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
5688 * config/arc/simdext.md (vst64_insn): Update pattern.
5689 (vld32wh_insn): Likewise.
5690 (vld32wl_insn): Likewise.
5691 (vld64_insn): Likewise.
5692 (vld32_insn): Likewise.
5694 2017-03-28 Marek Polacek <polacek@redhat.com>
5696 PR sanitizer/80067
5697 * fold-const.c (fold_comparison): Use protected_set_expr_location
5698 instead of SET_EXPR_LOCATION.
5700 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
5702 * tree.c (add_expr): Avoid name lookup warning.
5704 2017-03-27 Jeff Law <law@redhat.com>
5706 PR tree-optimization/80216
5707 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
5708 function name. Limit recursion depth.
5709 (record_temporary_equivalences): Corresponding changes.
5711 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
5713 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
5714 covered first.
5716 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5718 PR target/80102
5719 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
5720 notes.
5721 * cfgcleanup.c (reg_note_cfa_p): New array.
5722 (insns_have_identical_cfa_notes): New function.
5723 (old_insns_match_p): Don't cross-jump in between /f
5724 and non-/f instructions. If both i1 and i2 are frame related,
5725 verify all CFA notes, their order and content.
5727 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
5729 PR target/78543
5730 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
5731 HImode and SImode with zero extend to DImode to one insn.
5732 (bswap<mode>2_extenddi): Likewise.
5733 (bswapsi2_extenddi): Likewise.
5734 (bswaphi2_extendsi): Likewise.
5735 (bswaphi2): Combine bswap HImode and SImode into one insn.
5736 Separate memory insns from swapping register.
5737 (bswapsi2): Likewise.
5738 (bswap<mode>2): Likewise.
5739 (bswaphi2_internal): Delete, no longer used.
5740 (bswapsi2_internal): Likewise.
5741 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
5742 store, and gpr<-gpr swap insns.
5743 (bswap<mode>2_store): Likewise.
5744 (bswaphi2_reg): Register only splitter, combine with the splitter.
5745 (bswaphi2 splitter): Likewise.
5746 (bswapsi2_reg): Likewise.
5747 (bswapsi2 splitter): Likewise.
5748 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
5749 the insns into load, store, and register/register insns.
5750 (bswapdi2_ldbrx): Likewise.
5751 (bswapdi2_load): Likewise.
5752 (bswapdi2_store): Likewise.
5753 (bswapdi2_reg): Likewise.
5755 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
5757 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
5758 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
5760 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
5762 PR target/80103
5763 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
5764 add comments.
5765 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
5766 special handling for target option conflicts between dform
5767 options (-mpower9-dform, -mpower9-dform-vector,
5768 -mpower9-dform-scalar) and -mno-direct-move.
5770 2017-03-27 Richard Biener <rguenther@suse.de>
5772 PR tree-optimization/80181
5773 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
5775 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5777 * config/arc/predicates.md (move_double_src_operand): Replace the
5778 call to move_double_src_operand with a call to address_operand.
5780 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5782 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
5783 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
5784 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
5786 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5788 * config/arc/predicates.md (long_immediate_loadstore_operand):
5789 Consider scaled addresses cases.
5791 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
5793 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
5794 restored when in interrupt.
5795 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
5796 doesn't have delay slot.
5798 2017-03-27 Richard Biener <rguenther@suse.de>
5800 PR ipa/79776
5801 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
5802 inlined thunk clones.
5804 2017-03-27 Jakub Jelinek <jakub@redhat.com>
5806 PR sanitizer/80168
5807 * asan.c (instrument_derefs): Copy over last operand from
5808 original COMPONENT_REF to the new COMPONENT_REF with
5809 DECL_BIT_FIELD_REPRESENTATIVE.
5810 * ubsan.c (instrument_object_size): Likewise.
5812 2017-03-27 Richard Biener <rguenther@suse.de>
5814 PR tree-optimization/80170
5815 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
5816 sure DR/SCEV didnt fold in constants we do not see when looking
5817 at the reference base alignment.
5819 2017-03-27 Richard Biener <rguenther@suse.de>
5821 PR middle-end/80171
5822 * gimple-fold.c (fold_ctor_reference): Properly guard against
5823 NULL return value from canonicalize_constructor_val.
5825 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
5827 PR target/80180
5828 * config/i386/i386.c (ix86_expand_builtin)
5829 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
5830 flags reg setting and flags reg using instructions.
5831 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
5832 clobbering instructions to zero extend op2.
5834 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
5836 * doc/install.texi (Configuration) <--with-aix-soname>:
5837 Update link to AIX ld.
5839 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
5841 PR rtl-optimization/80160
5842 PR rtl-optimization/80159
5843 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
5844 reg_alternate_class into account.
5846 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
5848 PR target/80148
5849 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
5850 to consider in curr_insn_transform.
5852 2017-03-24 Jakub Jelinek <jakub@redhat.com>
5854 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
5855 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
5856 and emit_mode_inner.
5858 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5860 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
5861 argument to the overloaded builtin variants. Use the new flag to
5862 deprecate certain builtin variants.
5863 * config/s390/s390-builtin-types.def: Add new builtin types.
5864 * config/s390/s390-builtins.h: Support new flags field for
5865 overloaded builtins.
5866 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
5867 (s390_macro_to_expand): Enable vector float data type.
5868 (s390_cpu_cpp_builtins_internal): Indicate support of the new
5869 builtins by incrementing the __VEC__ version number.
5870 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
5871 vec_xst.
5872 (s390_resolve_overloaded_builtin): Emit error messages depending
5873 on the builtin flags.
5874 * config/s390/s390.c (s390_expand_builtin): Support additional
5875 flags argument. Change error message to match the messages
5876 emitted in s390-c.c.
5877 * config/s390/s390.md: New UNSPEC_* constants.
5878 (op_type): Add new instruction types.
5879 * config/s390/vecintrin.h: Add new builtins and test data class
5880 constants.
5881 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
5882 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
5883 (VEC_INEXACT, VEC_NOINEXACT): New constants.
5884 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
5885 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
5886 ("vec_mergel<mode>"): V_HW -> VEC_HW.
5888 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
5889 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
5890 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
5891 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
5893 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
5894 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
5895 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
5896 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
5898 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
5899 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
5900 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
5901 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
5902 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
5903 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
5904 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
5906 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
5907 ("vec_scatter_element<V_HW_4:mode>_DI")
5908 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
5909 ("vec_fpint<mode>", "vflls")
5910 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
5911 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
5912 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
5913 ("*vec_cmphe<mode>_cc"): ... these.
5915 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
5916 mode constant instead of magic value.
5918 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5920 * config/s390/s390.c (s390_expand_vec_compare): Support other
5921 vector floating point modes than just V2DF.
5922 (s390_expand_vcond): Likewise.
5923 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
5924 (s390_cannot_change_mode_class): Prevent mode changes between TF
5925 and V1TF in vector registers.
5926 * config/s390/s390.md (DF, SF): New mode attributes.
5927 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
5928 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
5929 SFmode support for VRs.
5930 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
5931 vector fp modes.
5932 (VFT, VF_HW): New mode iterators.
5933 (vw, sdx): New mode attributes.
5934 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
5935 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
5936 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
5937 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
5938 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
5939 also the new vector floating point modes. Renaming to ...
5941 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
5942 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
5943 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
5944 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
5945 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
5946 ("vec_unordered<mode>"): ... these.
5948 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
5949 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
5950 ("*vec_extendv2df"): New insn definitions.
5952 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5954 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
5955 ("mulditi3_2", "*muldi3_sign"): New patterns.
5956 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
5957 rename the pattern definition.
5959 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5961 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
5962 expander.
5963 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
5965 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5967 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
5968 instruction if possible.
5969 * config/s390/vector.md (vec_halfnumelts): New mode
5970 attribute.
5971 ("*vec_vllezlf<mode>"): New pattern.
5973 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5975 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
5976 ("popcountv4si2", "popcountv2di2"): Rename to ...
5977 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
5978 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
5979 condition.
5980 ("popcount<mode>2_vxe"): New pattern.
5982 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5984 * common/config/s390/s390-common.c (processor_flags_table): Add
5985 arch12.
5986 * config.gcc: Add arch12.
5987 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5988 Default to arch12 for unknown CPU model numbers.
5989 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
5990 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
5991 PROCESSOR_max sanity check.
5992 * config/s390/s390-opts.h (enum processor_type): Add
5993 PROCESSOR_ARCH12.
5994 * config/s390/s390.c (processor_table): Add arch12.
5995 (s390_expand_builtin): Add check for B_VXE flag.
5996 (s390_issue_rate): Add PROCESSOR_ARCH12.
5997 (s390_get_sched_attrmask): Likewise.
5998 (s390_get_unit_mask): Likewise.
5999 (s390_sched_score): Enable z13 scheduling for arch12.
6000 (s390_sched_reorder): Likewise.
6001 (s390_sched_variable_issue): Likewise.
6002 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
6003 PF_VXE.
6004 (s390_tune_attr): Use z13 scheduling also for arch12.
6005 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
6006 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
6007 (TARGET_VXE_P): New macros.
6008 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
6009 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
6010 * config/s390/s390.opt: Add arch12 as processor_type.
6012 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6014 * config/s390/s390.md
6015 ("fixuns_truncdddi2", "fixuns_trunctddi2")
6016 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
6017 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
6019 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
6020 Rename expanders to ...
6022 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
6023 ("fixuns_truncdddi2_emu"): ... these.
6025 ("fixuns_trunc<mode>si2_emu"): New expander.
6027 ("*fixuns_truncdfdi2_z13"): Rename to ...
6028 ("*fixuns_truncdfdi2_vx"): ... this.
6030 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6032 * config/s390/2964.md: Remove the single element vector compare
6033 instructions which are no longer used.
6034 * config/s390/s390.c (s390_select_ccmode): Remove handling of
6035 vector CCmodes.
6036 (s390_canonicalize_comparison): Remove handling of DFmode
6037 compares.
6038 (s390_expand_vec_compare_scalar): Remove function.
6039 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
6040 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
6041 pattern.
6042 ("*cmp<mode>_ccs"): Add wfcdb instruction.
6044 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6046 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
6047 FP zero.
6048 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
6049 will anyway by matched by mov<mode>_64dfp.
6051 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6053 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
6054 vlef/vstef. Add missing operand to vleif.
6056 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6058 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
6059 pair for all vector types with 64 bit elements.
6060 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
6061 * config/s390/vector.md (V_HW_64): ... here.
6062 (V_128_NOSINGLE): New mode iterator.
6063 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
6064 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
6065 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
6066 ("*vec_load_pairv2di"): Change to ...
6067 ("*vec_load_pair<mode>"): ... this one.
6069 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6071 * config/s390/constraints.md: Add comments.
6072 (jKK): Reject element sizes > 8 bytes.
6073 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
6074 s_operands.
6075 * config/s390/s390.md: Add the s_operand checks formerly in
6076 s390_split_ok_p to various splitters where they are still
6077 required.
6078 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
6079 for 128 bit vectors. Plus two splitters.
6081 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6083 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
6084 the file.
6086 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6088 PR target/79893
6089 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
6090 error if the boundary argument is not constant.
6092 2017-03-24 Jakub Jelinek <jakub@redhat.com>
6094 PR rtl-optimization/80112
6095 * loop-doloop.c (doloop_condition_get): Don't check condition
6096 if cmp isn't SET with IF_THEN_ELSE src.
6098 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6100 PR tree-optimization/80158
6101 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
6102 replacing a candidate statement, also replace it for the
6103 candidate's alternate interpretation.
6104 (replace_rhs_if_not_dup): Likewise.
6105 (replace_one_candidate): Likewise.
6107 2017-03-24 Richard Biener <rguenther@suse.de>
6109 PR tree-optimization/80167
6110 * graphite-isl-ast-to-gimple.c
6111 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
6112 properly.
6113 (translate_isl_ast_to_gimple::get_rename): Likewise.
6115 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
6117 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
6118 handling of certain combinations of target options, including the
6119 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
6120 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
6122 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6124 PR target/71436
6125 * config/arm/arm.md (*load_multiple): Add reload_completed to
6126 matching condition.
6128 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6129 Richard Biener <rguenth@suse.de>
6131 PR tree-optimization/79908
6132 PR tree-optimization/80136
6133 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6134 been cast away, gimplify_and_add suffices.
6136 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
6138 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
6140 2017-03-23 Richard Biener <rguenther@suse.de>
6142 PR tree-optimization/80032
6143 * gimplify.c (gimple_push_cleanup): Forced unconditional
6144 cleanups still have to go to the conditional_cleanups
6145 sequence.
6147 2017-03-22 Jakub Jelinek <jakub@redhat.com>
6149 PR tree-optimization/80072
6150 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
6151 to unsigned int.
6152 (next_operand_entry_id): Change type to unsigned int.
6153 (sort_by_operand_rank): Make sure to return the right return value
6154 even if unsigned fields are bigger than INT_MAX.
6155 (struct oecount): Change cnt and id type to unsigned int.
6156 (oecount_hasher::equal): Formatting fix.
6157 (oecount_cmp): Make sure to return the right return value
6158 even if unsigned fields are bigger than INT_MAX.
6159 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
6161 PR c++/80129
6162 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
6163 TREE_READONLY on result if writing it more than once.
6165 PR sanitizer/80110
6166 * doc/invoke.texi (-fsanitize=thread): Document that with
6167 -fnon-call-exceptions atomics are not able to throw
6168 exceptions.
6170 PR sanitizer/80110
6171 * tsan.c: Include tree-eh.h.
6172 (instrument_builtin_call): Call maybe_clean_eh_stmt or
6173 maybe_clean_or_replace_eh_stmt where needed.
6174 (instrument_memory_accesses): Add cfg_changed argument.
6175 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
6176 if it returned true.
6177 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
6179 PR rtl-optimization/63191
6180 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
6181 wrapper function, moved the whole old content into ...
6182 (ix86_delegitimize_address_1): ... this. New inline function.
6183 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
6184 true as last argument instead of ix86_delegitimize_address.
6186 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
6188 * config/aarch64/aarch64.c (generic_branch_cost): Copy
6189 cortexa57_branch_cost.
6191 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
6193 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
6195 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6197 PR target/80123
6198 * doc/md.texi (Constraints): Document wA constraint.
6199 * config/rs6000/constraints.md (wA): New.
6200 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
6201 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
6202 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
6203 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
6205 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
6207 PR c++/80029
6208 * gimplify.c (is_oacc_declared): New function.
6209 (oacc_default_clause): Use it to set default flags for acc declared
6210 variables inside parallel regions.
6211 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
6212 declared variables.
6213 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
6214 declare attribute to any decl as necessary.
6216 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
6218 PR target/80082
6219 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
6220 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
6221 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
6222 (arm_arch_lpae): This.
6223 * config/arm/arm.c (arm_arch7ve): Rename into ...
6224 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
6225 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
6226 arm_arch_lpae.
6228 2017-03-22 Martin Liska <mliska@suse.cz>
6230 PR target/79906
6231 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
6232 error message instead of an ICE.
6234 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6236 * doc/extend.texi (6.11 Additional Floating Types): Revise.
6238 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
6240 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
6241 comments.
6242 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
6243 comments.
6245 2017-03-21 Martin Sebor <msebor@redhat.com>
6247 * doc/extend.texi: Use "cannot" instead of "can't."
6248 * doc/hostconfig.texi: Same.
6249 * doc/install.texi: Same.
6250 * doc/invoke.texi: Same.
6251 * doc/loop.texi: Same.
6252 * doc/md.texi: Same.
6253 * doc/objc.texi: Same.
6254 * doc/rtl.texi: Same.
6255 * doc/tm.texi: Same.
6256 * doc/tm.texi.in: Same.
6257 * doc/trouble.texi: Same.
6259 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
6261 PR debug/63238
6262 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
6263 (collect_checksum_attributes): Set it.
6264 (die_checksum_ordered): Use it.
6266 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6268 PR tree-optimization/79908
6269 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
6270 change: For a VA_ARG whose LHS has been cast away, use
6271 force_gimple_operand to construct the side effects.
6273 2017-03-21 David Malcolm <dmalcolm@redhat.com>
6275 PR translation/80001
6276 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
6277 more amenable to translation.
6278 (oacc_loop_auto_partitions): Likewise.
6280 2017-03-21 Marek Polacek <polacek@redhat.com>
6281 Martin Sebor <msebor@redhat.com>
6283 PR tree-optimization/80109
6284 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
6285 on INTEGRAL_TYPE_P.
6287 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6288 Segher Boessenkool <segher@kernel.crashing.org>
6290 PR target/80125
6291 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
6292 check reg_used_between_p between insn and one of succ or succ2
6293 depending on if succ is artificial insn not inserted into insn
6294 stream.
6296 2017-03-21 Martin Liska <mliska@suse.cz>
6298 PR gcov-profile/80081
6299 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
6300 * doc/gcc.texi: Include gcov-dump stuff.
6301 * doc/gcov-dump.texi: New file.
6303 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
6305 PR rtl-optimization/79150
6306 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
6307 conditional jump, if the jump is the last insn of the loop.
6309 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6310 Richard Biener <rguenth@suse.de>
6312 PR tree-optimization/79908
6313 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
6314 been cast away, use force_gimple_operand to construct the side
6315 effects.
6317 2017-03-21 Martin Liska <mliska@suse.cz>
6319 PR libfortran/79956
6320 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
6321 to NULL.
6323 2017-03-21 Brad Spengler <spender@grsecurity.net>
6325 PR plugins/80094
6326 * plugin.c (htab_hash_plugin): New function.
6327 (add_new_plugin): Use it and adjust.
6328 (parse_plugin_arg_opt): Adjust.
6329 (init_one_plugin): Likewise.
6331 2017-03-21 Richard Biener <rguenther@suse.de>
6333 PR tree-optimization/80032
6334 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
6335 if set force the cleanup to happen unconditionally.
6336 (gimplify_target_expr): Push inserted clobbers with force_uncond
6337 to avoid them being removed by control-dependent DCE.
6339 2017-03-21 Richard Biener <rguenther@suse.de>
6341 PR tree-optimization/80122
6342 * tree-inline.c (copy_bb): Do not expans va-arg packs or
6343 va_arg_pack_len when the inlined call stmt requires pack
6344 expansion itself.
6345 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
6347 2017-03-21 Jakub Jelinek <jakub@redhat.com>
6349 PR sanitizer/78158
6350 * tsan.c (instrument_builtin_call): If the memory model argument
6351 is not a constant, assume it is valid.
6353 PR c/67338
6354 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
6355 avoid UB.
6357 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6359 PR rtl-optimization/79910
6360 * combine.c (can_combine_p): Do not allow combining an I0 or I1
6361 if its dest is used by an insn before I2 (other than the combined
6362 insns themselves, which are properly handled already).
6364 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
6366 Revert:
6367 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6369 * combine.c (record_used_regs): New static function.
6370 (try_combine): Handle situations where there is an additional
6371 instruction between I2 and I3 which needs to have a LOG_LINK
6372 updated.
6374 Revert:
6375 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6377 * combine.c (try_combine): Delete redundant i1 test. Call
6378 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6380 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6382 PR target/80083
6383 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
6384 alternatives 13/14.
6386 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6388 PR tree-optimization/80054
6389 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
6390 the optimization if a PHI or any of its arguments is not dominated
6391 by the candidate's basis. Use gphi* rather than gimple* as
6392 appropriate.
6393 (replace_profitable_candidates): Clean up a gimple* variable that
6394 should be a gphi* variable.
6396 2017-03-20 Martin Sebor <msebor@redhat.com>
6398 PR c++/52477
6399 * doc/extend.texi (attribute constructor): Document present limitation.
6401 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
6403 PR target/79963
6404 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
6405 __POWER9_VECTOR__ #ifdef control, change template definition to
6406 use Power9-specific built-in function.
6407 (vec_any_eq): Likewise.
6408 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
6409 to control outcomes from this test.
6410 (vector_ae_<mode>p): For VEC_F modes, likewise.
6412 2017-03-20 Ian Lance Taylor <iant@google.com>
6414 * config/i386/i386.c (ix86_function_regparm): Save an extra
6415 register for -fsplit-stack with DECL_STATIC_CHAIN.
6417 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6419 PR target/79912
6420 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
6421 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
6423 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
6425 * config/riscv/riscv.c (riscv_print_operand): Use "fence
6426 iorw,ow".
6427 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
6428 iorw,iorw".
6430 2017-03-20 Marek Polacek <polacek@redhat.com>
6432 PR sanitizer/80063
6433 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
6435 2017-03-20 Richard Biener <rguenther@suse.de>
6437 PR tree-optimization/80113
6438 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
6439 allocate extra SSA name for PHI def.
6440 (add_close_phis_to_outer_loops): Likewise.
6441 (add_close_phis_to_merge_points): Likewise.
6442 (copy_loop_close_phi_args): Likewise.
6443 (copy_cond_phi_nodes): Likewise.
6445 2017-03-20 Martin Liska <mliska@suse.cz>
6447 PR middle-end/79753
6448 * tree-chkp.c (chkp_build_returned_bound): Do not build
6449 returned bounds for a LHS that's not a BOUNDED_P type.
6451 2017-03-20 Martin Liska <mliska@suse.cz>
6453 PR target/79769
6454 PR target/79770
6455 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
6456 COMPLEX_CST and VECTOR_CST.
6458 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6460 PR target/78857
6461 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
6462 target operand. A new splitter adds the clobber statement in case
6463 the target operand is dead anyway.
6465 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
6467 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
6468 to age-old versions of binutils and glibc.
6470 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
6472 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
6474 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6476 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
6478 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
6480 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
6481 requirement for binutils 2.13.
6483 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
6485 * combine.c (try_combine): Delete redundant i1 test. Call
6486 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
6488 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
6490 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
6491 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
6492 contents.
6493 <riscv64-*-elf>: Re-arrange section
6494 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
6495 <riscv32-*-linux>: Likewise.
6496 <riscv64-*-elf>: Likewise
6497 <riscv64-*-linux>: Likewise.
6499 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
6501 PR target/80052
6502 * aarch64.opt(verbose-cost-dump): Fix typo.
6504 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
6506 PR target/79951
6507 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
6508 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
6510 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
6512 * reload.c (find_reloads): When reloading a nonoffsettable address,
6513 use RELOAD_OTHER for it and its address reloads.
6515 PR rtl-optimization/79910
6516 * combine.c (record_used_regs): New static function.
6517 (try_combine): Handle situations where there is an additional
6518 instruction between I2 and I3 which needs to have a LOG_LINK
6519 updated.
6521 2017-03-17 Jeff Law <law@redhat.com>
6523 PR tree-optimization/71437
6524 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
6525 conditional in the hash table first.
6526 (vrp_dom_walker::before_dom_children): Extract condition from
6527 ASSERT_EXPR. Record condition, its inverion and any implied
6528 conditions as well.
6530 2017-03-17 Marek Polacek <polacek@redhat.com>
6531 Markus Trippelsdorf <markus@trippelsdorf.de>
6533 PR tree-optimization/80079
6534 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
6535 m_stores_head.
6537 2017-03-17 Richard Biener <rguenther@suse.de>
6539 PR middle-end/80075
6540 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
6541 Properly verify the LHS before the RHS possibly claims to be
6542 handled.
6543 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
6544 do not throw.
6546 2017-03-17 Martin Jambor <mjambor@suse.cz>
6548 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
6549 (List of -O2 options): Likewise.
6550 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
6551 (-fipa-vrp) New.
6553 2017-03-17 Tom de Vries <tom@codesourcery.com>
6555 * gcov-dump.c (print_usage): Print bug_report_url.
6557 2017-03-17 Richard Biener <rguenther@suse.de>
6559 PR middle-end/80050
6560 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
6561 (parser::peek): Likewise.
6563 2017-03-17 Richard Biener <rguenther@suse.de>
6565 PR tree-optimization/80048
6566 * sese.c (free_sese_info): Properly release rename_map and
6567 copied_bb_map elements.
6569 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
6571 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
6572 Add linked-list forward and backlinks. Insert on
6573 construction, remove on destruction.
6574 (class pass_store_merging): Add m_stores_head field.
6575 (pass_store_merging::terminate_and_process_all_chains):
6576 Iterate over m_stores_head list.
6577 (pass_store_merging::terminate_all_aliasing_chains):
6578 Likewise.
6579 (pass_store_merging::execute): Check for debug stmts first.
6580 Push new chains onto the m_stores_head stack.
6582 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
6584 PR target/71294
6585 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
6586 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
6587 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
6589 2017-03-16 Jeff Law <law@redhat.com>
6591 PR tree-optimization/71437
6592 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
6593 member function. Implementation moved into after_dom_children
6594 member function and into the threader's thread_outgoing_edges
6595 function.
6596 (dom_opt_dom_walker::after_dom_children): Simplify by moving
6597 some code into new thread_outgoing_edges.
6598 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
6599 definition. Simplify marker handling (do it here). Assume we always
6600 have the available expression and the const/copies tables.
6601 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
6602 and tree-vrp.c
6603 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
6604 * tree-vrp.c (equiv_stack): No longer file scoped.
6605 (vrp_dom_walker): New class.
6606 (vrp_dom_walker::before_dom_children): New member function.
6607 (vrp_dom_walker::after_dom_children): Likewise.
6608 (identify_jump_threads): Setup domwalker. Use it rather than
6609 walking edges in a random order by hand. Simplify setup/finalization.
6610 (finalize_jump_threads): Remove.
6611 (vrp_finalize): Do not call identify_jump_threads here.
6612 (execute_vrp): Do it here instead and call thread_through_all_blocks
6613 here too.
6615 PR tree-optimization/71437
6616 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
6617 callers changed.
6618 (simplify_stmt_for_jump_threading): Add basic_block argument. All
6619 callers changed.
6620 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
6621 (dom_opt_dom_walker::thread_across_edge): Remove
6622 handle_dominating_asserts argument. All callers changed.
6623 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
6624 changes. Remove calls to lhs_of_dominating_assert. Other
6625 uses of handle_dominating_asserts turn into unconditional code
6626 (simplify_control_stmt_condition_1): Likewise.
6627 (simplify_control_stmt_condition): Likewise.
6628 (thread_through_normal_block, thread_across_edge): Likewise.
6629 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
6630 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
6631 object if it is not an SSA_NAME.
6632 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
6633 before calling into the VRP specific simplifiers.
6634 (identify_jump_threads): Remove handle_dominating_asserts
6635 argument.
6637 2017-03-16 Jakub Jelinek <jakub@redhat.com>
6639 PR fortran/79886
6640 * tree-diagnostic.c (default_tree_printer): No longer static.
6641 * tree-diagnostic.h (default_tree_printer): New prototype.
6643 2017-03-16 Tamar Christina <tamar.christina@arm.com>
6645 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
6646 Change ins into fmov.
6648 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6650 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
6651 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
6652 Use h_con constraint for operand 1.
6653 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
6654 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
6656 2017-03-15 Jeff Law <law@redhat.com>
6658 PR tree-optimization/71437
6659 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
6660 (record_temporary_equivalences): Use it.
6662 PR tree-optimization/71437
6663 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
6664 tree-ssa-scopedtables.
6665 (lookup_avail_expr, build_and_record_new_cond): Likewise.
6666 (record_conditions, record_cond, vuse_eq): Likewise.
6667 (record_edge_info): Adjust to API tweak of record_conditions.
6668 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
6669 (record_temporary_equivalences, optimize_stmt): Likewise.
6670 (eliminate_redundant_computations): Likewise.
6671 (record_equivalences_from_stmt): Likewise.
6672 * tree-ssa-scopedtables.c: Include options.h and params.h.
6673 (vuse_eq): New function, moved from tree-ssa-dom.c
6674 (build_and_record_new_cond): Likewise.
6675 (record_conditions): Likewise. Accept vector of conditions rather
6676 than edge_equivalence structure for first argument.
6677 for the first argument.
6678 (avail_exprs_stack::lookup_avail_expr): New member function, moved
6679 from tree-ssa-dom.c.
6680 (avail_exprs_stack::record_cond): Likewise.
6681 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
6682 from tree-ssa-dom.c.
6683 (avail_exprs_stack): Add new member functions lookup_avail_expr
6684 and record_cond.
6685 (record_conditions): Declare.
6687 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
6689 PR target/80017
6690 * lra-constraints.c (process_alt_operands): Increase reject for
6691 reloading an input/output operand.
6693 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
6695 PR target/79038
6696 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
6697 insns to convert from signed/unsigned char/short to IEEE 128-bit
6698 floating point.
6699 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
6701 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
6703 PR target/80019
6704 * config/i386/i386.c (ix86_vector_duplicate_value): Create
6705 subreg of inner mode for values already in registers.
6707 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
6709 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
6710 iteration reg is used after the loop.
6712 2017-03-14 Martin Sebor <msebor@redhat.com>
6714 PR tree-optimization/79800
6715 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
6716 precision in negative-positive range.
6717 (format_floating): Call non-const overload with adjusted precision.
6719 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6721 PR target/79947
6722 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
6723 -mpowerpc-gfxopt.
6725 2017-03-14 Martin Sebor <msebor@redhat.com>
6727 PR middle-end/80020
6728 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
6729 * builtins.def (aligned_alloc): Use it.
6731 PR c/79936
6732 * Makefile.in (GTFILES): Add calls.c.
6733 * calls.c: Include "gt-calls.h".
6735 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
6737 PR rtl-optimization/79728
6738 * regs.h (struct target_regs): New field
6739 x_contains_allocatable_regs_of_mode.
6740 (contains_allocatable_regs_of_mode): New macro.
6741 * reginfo.c (init_reg_sets_1): Initialize it, and change
6742 contains_reg_of_mode so it includes global regs as well.
6743 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
6744 rather than contains_regs_of_mode.
6746 2017-03-14 Martin Liska <mliska@suse.cz>
6748 * doc/invoke.texi: Document options that can't be combined with
6749 -fcheck-pointer-bounds.
6751 2017-03-14 Martin Liska <mliska@suse.cz>
6753 PR middle-end/79831
6754 * doc/invoke.texi (-Wchkp): Document the option.
6756 2017-03-14 Martin Liska <mliska@suse.cz>
6758 * Makefile.in: Install gcov-dump.
6760 2017-03-14 Martin Liska <mliska@suse.cz>
6762 * multiple_target.c (expand_target_clones): Bail out for
6763 an invalid attribute.
6765 2017-03-14 Richard Biener <rguenther@suse.de>
6767 * alias.c (struct alias_set_entry): Pack properly.
6768 * cfgloop.h (struct loop): Likewise.
6769 * cse.c (struct set): Likewise.
6770 * ipa-utils.c (struct searchc_env): Likewise.
6771 * loop-invariant.c (struct invariant): Likewise.
6772 * lra-remat.c (struct cand): Likewise.
6773 * recog.c (struct change_t): Likewise.
6774 * rtl.h (struct address_info): Likewise.
6775 * symbol-summary.h (function_summary): Likewise.
6776 * tree-loop-distribution.c (struct partition): Likewise.
6777 * tree-object-size.c (struct object_size_info): Likewise.
6778 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
6779 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
6780 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
6781 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
6782 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
6783 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
6784 (struct _stmt_vec_info): Likewise.
6786 2017-03-14 Martin Liska <mliska@suse.cz>
6788 PR target/79892
6789 * multiple_target.c (create_dispatcher_calls): Check that
6790 a target can create a function dispatcher.
6792 2017-03-14 Martin Liska <mliska@suse.cz>
6794 PR lto/66295
6795 * multiple_target.c (expand_target_clones): Drop local.local
6796 flag for default implementation.
6798 2017-03-14 Richard Biener <rguenther@suse.de>
6800 PR tree-optimization/80030
6801 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
6803 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
6805 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
6806 gcc_fallthrough() instead of __attribute__((fallthrough));
6808 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6810 * doc/gcc.texi: Remove "up" link to (DIR).
6811 * doc/gccint.texi: Ditto.
6813 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
6815 * doc/install.texi (Specific) <avr>: Remove reference to
6816 binutils 2.13.
6818 2017-03-13 Jeff Law <law@redhat.com>
6820 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
6821 attribute rather than comments.
6823 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
6824 match_scratch operand is highest.
6826 2017-03-13 Martin Liska <mliska@suse.cz>
6828 PR middle-end/78339
6829 * ipa-pure-const.c (warn_function_noreturn): If the declarations
6830 is a CHKP clone, use original declaration.
6832 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6834 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
6835 (arc_conditional_register_usage): Use a different allocation order
6836 when optimizing for size.
6837 * common/config/arc/arc-common.c (arc_option_optimization_table):
6838 Section anchors default on when optimizing for size.
6840 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6842 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
6844 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6846 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
6847 * config/arc/arc.md (cpu_facility): Add cd variant.
6848 (*movqi_insn): Add code density variant.
6849 (*movhi_insn): Likewise.
6850 (*movqi_insn): Likewise.
6851 (*addsi3_mixed): Likewise.
6852 (subsi3_insn): Likewise.
6854 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6856 * config/arc/arc.md (movsi_cond_exec): Update constraint.
6858 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
6860 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
6861 expressions with MINUS and UNARY ops.
6863 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6865 PR target/79911
6866 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
6867 Rename to...
6868 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
6869 between vec_select and vector argument.
6870 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
6871 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
6872 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
6873 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
6874 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
6875 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
6877 2017-03-13 Richard Biener <rguenther@suse.de>
6879 PR other/79991
6880 * params.def (vect-max-peeling-for-alignment): Fix typo.
6882 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6884 * doc/install.texi (Specific) <mips-*-*>: Remove description of
6885 issue that only occurred with binutils below 2.18.
6887 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6889 * doc/install.texi (Specific) <cris-axis-elf>: No longer
6890 refer to binutils 2.11/2.12 minimum.
6892 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
6894 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
6895 ftp.kernel.org and simplify binutils requirement.
6897 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
6899 * doc/invoke.texi (Warning Options): Fix spelling of link-time
6900 optimization.
6901 (Optimize Options): Ditto. Also remove redundancy.
6903 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6905 PR translation/79848
6906 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
6907 "%qs".
6908 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
6909 to G_ to avoid double translation.
6911 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6913 PR translation/79923
6914 * auto-profile.c (get_combined_location): Convert leading
6915 character of diagnostics to lower case and remove trailing period.
6916 (read_profile): Likewise for various diagnostics.
6917 * config/arm/arm.c (arm_option_override): Remove trailing period
6918 from various diagnostics.
6919 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
6920 (msp430_expand_delay_cycles): Likewise.
6922 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6924 PR target/79925
6925 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
6926 full command-line argument, rather than just "str".
6927 (aarch64_validate_march): Likewise.
6928 (aarch64_validate_mtune): Likewise.
6930 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
6932 PR rtl-optimization/78911
6933 * lra-assigns.c (must_not_spill_p): New function.
6934 (spill_for): Use it.
6936 2017-03-10 Jakub Jelinek <jakub@redhat.com>
6938 PR tree-optimization/79981
6939 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
6940 ATOMIC_COMPARE_EXCHANGE ifn result.
6941 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
6942 IFN_ATOMIC_COMPARE_EXCHANGE.
6944 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6946 PR driver/79875
6947 * opts.c (parse_sanitizer_options): Add missing question mark to
6948 "did you mean" message.
6950 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6952 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
6953 built-in.
6954 (VMULEUH_UNS): Likewise.
6955 (VMULOUB_UNS): Likewise.
6956 (VMULOUH_UNS): Likewise.
6957 * config/rs6000/rs6000.c (builtin_function_type): Remove
6958 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
6960 2017-03-10 David Malcolm <dmalcolm@redhat.com>
6962 PR bootstrap/79952
6963 * read-rtl-function.c (function_reader::read_rtx_operand): Update
6964 x with result of extra_parsing_for_operand_code_0.
6965 (function_reader::extra_parsing_for_operand_code_0): Convert
6966 return type from void to rtx, returning x. When reading
6967 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
6968 larger size containing struct block_symbol.
6970 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
6972 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
6973 -mfloat128-hardware without -m64.
6975 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
6977 PR target/79941
6978 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
6979 entries to the case statement that marks unsigned arguments to
6980 overloaded functions.
6982 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
6984 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
6985 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
6987 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
6989 PR target/79907
6990 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
6991 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
6993 2017-03-10 Martin Liska <mliska@suse.cz>
6995 PR target/65705
6996 PR target/69804
6997 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
6998 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
6999 FIELD != NULL.
7001 2017-03-10 Olivier Hainque <hainque@adacore.com>
7003 * tree-switch-conversion (array_value_type): Start by resetting
7004 candidate type to it's main variant.
7006 2017-03-10 Jakub Jelinek <jakub@redhat.com>
7008 PR rtl-optimization/79909
7009 * combine.c (try_combine): Use simplify_replace_rtx on individual
7010 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
7011 of the whole CALL_INSN_FUNCTION_USAGE.
7013 PR tree-optimization/79972
7014 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
7015 get_range_info on SSA_NAMEs. Formatting fixes.
7017 2017-03-10 Richard Biener <rguenther@suse.de>
7018 Jakub Jelinek <jakub@redhat.com>
7020 PR tree-optimization/77975
7021 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
7022 edge to be constant.
7023 (get_val_for): For constant x return it. Formatting fix.
7024 (loop_niter_by_eval): Avoid pointless looping if the next iteration
7025 would use the same bases as the current one.
7027 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7029 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
7030 instead of vec_select for V1TImode.
7031 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
7032 longer needed.
7033 (VSX_LE_128): Add V1TI to this mode iterator.
7034 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
7035 (*vsx_le_perm_store_<mode>): Likewise.
7036 (pre-reload splitter for VSX stores): Likewise.
7037 (post-reload splitter for VSX stores): Likewise.
7038 (*vsx_xxpermdi2_le_<mode>): Likewise.
7039 (*vsx_lxvd2x2_le_<mode>): Likewise.
7040 (*vsx_stxvd2x2_le_<mode>): Likewise.
7042 2017-03-09 Michael Eager <eager@eagercon.com>
7044 Correct failures with --enable-checking=yes,rtl.
7046 * config/microblaze/microblaze.c (microblaze_expand_shift):
7047 Replace GET_CODE test with CONST_INT_P and INTVAL test with
7048 test for const0_rtx.
7049 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
7050 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
7052 2017-03-09 Richard Biener <rguenther@suse.de>
7054 PR tree-optimization/79977
7055 * graphite-scop-detection.c (scop_detection::merge_sese):
7056 Handle the case of extra exits to blocks dominating the entry.
7058 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
7060 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
7061 Document rdynamic.
7063 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
7065 PR rtl-optimization/79949
7066 * lra-constraints.c (process_alt_operands): Check memory when
7067 trying to predict a cycle. Print about the overall increase.
7069 2017-03-09 Richard Biener <rguenther@suse.de>
7071 PR middle-end/79971
7072 * gimple-expr.c (useless_type_conversion_p): Preserve
7073 TYPE_SATURATING for fixed-point types.
7075 2017-03-09 Richard Biener <rguenther@suse.de>
7077 PR ipa/79970
7078 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
7079 alignment of BLKmode params.
7081 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7083 PR target/79913
7084 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
7085 (VALL_NO_V2Q): Likewise.
7086 (VDQF_DF): Delete.
7087 * config/aarch64/aarch64-simd.md
7088 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
7089 iterator.
7090 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
7091 VALL_NO_V2Q mode iterator.
7092 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
7094 2017-03-09 Martin Liska <mliska@suse.cz>
7096 PR tree-optimization/79631
7097 * tree-chkp-opt.c (chkp_is_constant_addr): Call
7098 tree_int_cst_sign_bit just for INTEGER constants.
7100 2017-03-09 Martin Liska <mliska@suse.cz>
7102 PR target/65705
7103 PR target/69804
7104 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
7105 sanitizers.
7107 2017-03-09 Marek Polacek <polacek@redhat.com>
7109 PR c++/79672
7110 * tree.c (inchash::add_expr): Handle TREE_VEC.
7112 2017-03-09 Martin Liska <mliska@suse.cz>
7114 PR ipa/79764
7115 (chkp_narrow_size_and_offset): New function.
7116 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
7117 (void chkp_parse_bit_field_ref): New function.
7118 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
7119 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
7121 2017-03-09 Martin Liska <mliska@suse.cz>
7123 PR ipa/79761
7124 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
7125 (chkp_find_bounds_1): Remove gcc_unreachable.
7127 2017-03-09 Jakub Jelinek <jakub@redhat.com>
7129 PR sanitizer/79944
7130 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
7131 BUILT_IN_SYNC*, determine the access type from the size suffix and
7132 always build a MEM_REF with that type. Handle forgotten
7133 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
7135 PR target/79932
7136 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
7137 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
7138 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
7139 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
7140 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
7141 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
7142 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
7143 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
7144 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
7145 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
7146 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
7147 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
7148 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
7149 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
7150 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
7151 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
7152 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
7153 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
7154 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
7155 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
7156 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
7157 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
7158 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
7159 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
7160 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
7161 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
7162 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
7163 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
7164 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
7165 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
7166 definitions outside of __OPTIMIZE__ guarded section.
7168 PR target/79932
7169 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
7170 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
7171 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
7172 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
7173 guarded section.
7175 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7177 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
7178 ("vfenez<mode>"): Add missing constraints.
7180 2017-03-08 Martin Sebor <msebor@redhat.com>
7182 PR target/79928
7183 * config/nds32/nds32.c (nds32_option_override):
7184 Fix misspelled diagnostic.
7186 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7188 PR c/79940
7189 * gimplify.c (gimplify_omp_for): Replace index var in outer
7190 taskloop statement with an artificial variable and add
7191 OMP_CLAUSE_PRIVATE clause for it.
7193 2017-03-08 Richard Biener <rguenther@suse.de>
7195 PR tree-optimization/79955
7196 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
7197 for accesses that are completely outside of the variable.
7199 2017-03-08 Andrew Haley <aph@redhat.com>
7201 PR tree-optimization/79943
7202 * tree-ssa-loop-split.c (compute_new_first_bound): When
7203 calculating the new upper bound, (END-BEG) should be added, not
7204 subtracted.
7206 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7208 * config/avr/avr.md (setmemhi): Make sure match_dup
7209 operand number comes before match_scratch.
7211 2017-03-08 Richard Biener <rguenther@suse.de>
7213 PR tree-optimization/79920
7214 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
7215 with ncopies == 1 to ...
7216 (vect_transform_slp_perm_load): ... here. Properly compute
7217 all element loads by iterating VF times over the group. Do
7218 not handle ncopies (computed in a broken way) in
7219 vect_create_mask_and_perm.
7221 2017-03-08 Jakub Jelinek <jakub@redhat.com>
7223 PR sanitizer/79904
7224 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
7225 is a uniform vector, use uniform_vector_p return value instead of
7226 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
7228 2017-03-07 Marek Polacek <polacek@redhat.com>
7230 PR middle-end/79809
7231 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
7232 (alloca_call_type): Likewise.
7234 2017-03-07 Martin Liska <mliska@suse.cz>
7236 * gcov.c (process_args): Put comment to correct location.
7238 2017-03-07 Martin Liska <mliska@suse.cz>
7240 PR middle-end/68270
7241 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
7242 Use array_at_struct_end_p instead of DECL_CHAIN (field).
7243 (chkp_narrow_bounds_for_field): Likewise.
7244 (chkp_parse_array_and_component_ref): Pass one more argument to
7245 call.
7247 2017-03-07 Richard Biener <rguenther@suse.de>
7249 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
7250 preheaders.
7252 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
7254 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
7255 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
7257 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7259 PR c/79855
7260 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
7261 to end of description.
7262 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7264 2017-03-07 Jakub Jelinek <jakub@redhat.com>
7266 PR rtl-optimization/79901
7267 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
7268 ...
7269 (*avx512f_<code><mode>3<mask_name>): ... this.
7270 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
7271 iterator instead of VI8_AVX2_AVX512BW.
7273 PR rtl-optimization/79901
7274 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
7275 min/max expander, expand it using expand_vec_cond_expr.
7277 PR sanitizer/79897
7278 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
7279 temporary.
7281 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7283 PR c++/79821
7284 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
7285 to void * for PCH reasons.
7286 * dwarf2out.c (output_loc_operands, output_die): Cast
7287 v.val_vec.array to unsigned char *.
7289 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
7291 PR target/77850
7292 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
7293 vector types.
7295 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
7297 PR rtl-optimization/79571
7298 * lra-constraints.c (process_alt_operands): Calculate static
7299 reject and subtract it from overall when only addresses will be
7300 reloaded.
7302 2017-03-06 Julia Koval <julia.koval@intel.com>
7304 PR target/79793
7305 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
7306 incoming stack boundary to 128 for 64-bit targets.
7308 2017-03-06 Richard Biener <rguenther@suse.de>
7310 PR tree-optimization/79894
7311 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
7312 to NULL after folding it.
7314 2017-03-06 Richard Biener <rguenther@suse.de>
7316 PR tree-optimization/79824
7317 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
7318 check disabling peeling for gaps.
7320 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
7322 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
7323 attributes): Document gettimeofday.
7325 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7327 * config/s390/s390.c (s390_option_override_internal): Set
7328 PARAM_MIN_VECT_LOOP_BOUND
7330 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
7332 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
7333 * config/s390/s390.md: Likewise.
7335 2017-03-06 Jakub Jelinek <jakub@redhat.com>
7337 PR target/79812
7338 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
7339 (<avx2_avx512>_perm<mode>): Rename to ...
7340 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
7341 of VI8F_256_512.
7342 (<avx512>_perm<mode>_mask): Rename to ...
7343 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
7344 of VI8F_256_512.
7345 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
7346 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
7347 instead of VI8F_256_512.
7348 (avx512f_perm<mode>): New define_expand.
7349 (avx512f_perm<mode>_mask): Likewise.
7350 (avx512f_perm<mode>_1<mask_name>): New define_insn.
7351 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
7353 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7355 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
7356 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
7357 if_then_else.
7358 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
7360 2017-03-06 Martin Liska <mliska@suse.cz>
7362 PR sanitize/79783
7363 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
7364 when having a SSA NAME w/o VAR_DECL assigned to it.
7366 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7368 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
7369 msa_dpsub_<su>_d): Fix MODE for vec_select.
7371 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
7373 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
7374 argument.
7375 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
7377 2017-03-06 Richard Biener <rguenther@suse.de>
7379 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
7380 * plugin.c (register_plugin_info): Likewise.
7381 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
7383 2017-03-05 Jakub Jelinek <jakub@redhat.com>
7385 * config/i386/sse.md (sse_storehps, sse_storelps,
7386 avx_<castmode><avxsizesuffix>_<castmode>,
7387 avx512f_<castmode><avxsizesuffix>_<castmode>,
7388 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
7389 in condition that at least one operand is not a MEM.
7391 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7393 PR middle-end/79805
7394 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
7395 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
7396 ECF_NOTHROW.
7397 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
7398 gimple_call_nothrow_p flag based on whether original builtin can throw.
7399 If it can, emit following stmts on the fallthrough edge.
7400 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
7401 don't create new bb if inserting just debug stmts on the edge, try to
7402 insert them on the fallthru bb or just reset debug stmts.
7404 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
7406 PR target/43763
7407 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
7408 restore recog_data (including the operand rtxes inside it) around
7409 the call to get_insn_template.
7411 2017-03-03 Martin Sebor <msebor@redhat.com>
7413 PR tree-optimization/79699
7414 * context.c (context::~context): Free MPFR caches to avoid
7415 a memory leak on program exit.
7417 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7419 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
7420 Use wide_int::ulow () instead of .elt (0).
7422 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7424 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
7425 (*pushxf): Limit oF constraint to 32bit targets and add oC
7426 constraint for 64bit targets.
7427 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
7428 (*pushdf): Change rmF constraint to rmC.
7430 2017-03-03 Martin Liska <mliska@suse.cz>
7432 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
7433 Remove unused variable.
7435 2017-03-03 Jakub Jelinek <jakub@redhat.com>
7437 PR target/79807
7438 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
7439 is a memory operand, increase num_memory.
7440 (ix86_expand_args_builtin): Likewise.
7442 2017-03-03 Jan Hubicka <jh@suse.cz>
7444 PR lto/79760
7445 * ipa-devirt.c (maybe_record_node): Properly handle
7446 __cxa_pure_virtual visibility.
7448 2017-03-03 Martin Liska <mliska@suse.cz>
7450 PR tree-optimization/79803
7451 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
7452 assert.
7453 (pass_loop_prefetch::execute): Disabled optimization if an
7454 assumption about L1 cache size is not met.
7456 2017-03-03 Martin Liska <mliska@suse.cz>
7458 PR rtl-optimization/79574
7459 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
7460 (hash_scan_set): Likewise.
7461 (dump_hash_table): Likewise.
7462 (hoist_code): Likewise.
7464 2017-03-03 Richard Biener <rguenther@suse.de>
7466 * fixed-value.c (fixed_from_string): Restore use of elt (1)
7467 in place of uhigh ().
7468 (fixed_convert_from_real): Likewise.
7470 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
7472 PR target/79514
7473 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
7475 2017-03-03 Richard Biener <rguenther@suse.de>
7477 PR middle-end/79818
7478 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
7479 TYPE_OVERFLOW_UNDEFINED check.
7481 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7483 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
7484 numbers.
7485 (vector_ae_<mode>_p): Likewise.
7486 (vector_nez_<mode>_p): Likewise.
7487 (vector_ne_v2di_p): Likewise.
7488 (vector_ae_v2di_p): Likewise.
7489 (vector_ne_<mode>_p): Likewise.
7490 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
7491 numbers.
7492 (vsx_tsqrt<mode>2_fe): Likewise.
7494 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
7496 PR target/79514
7497 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
7499 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7501 PR rtl-optimization/79780
7502 * cprop.c (one_cprop_pass): When second and further conditional trap
7503 in a single basic block is turned into an unconditional trap, turn it
7504 into a deleted note to avoid RTL verification failures.
7506 2017-03-02 Richard Biener <rguenther@suse.de>
7508 * fold-const.c (const_binop): Use ulow () instead of elt (0).
7510 2017-03-02 Richard Biener <rguenther@suse.de>
7512 PR tree-optimization/79345
7513 PR c++/42000
7514 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
7515 param and abort the walk, returning -1 if it is hit.
7516 (walk_aliased_vdefs): Take a limit param and pass it on.
7517 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
7518 defaulting to 0 and return a signed int.
7519 * tree-ssa-uninit.c (struct check_defs_data): New struct.
7520 (check_defs): New helper.
7521 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
7522 about uninitialized memory.
7523 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
7524 bogus uninitialized warning.
7525 (fixed_convert_from_real): Likewise.
7527 2017-03-02 Bin Cheng <bin.cheng@arm.com>
7529 PR tree-optimization/66768
7530 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
7531 iv_use if base object can't be determined.
7533 2017-03-02 Jakub Jelinek <jakub@redhat.com>
7535 PR tree-optimization/79345
7536 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
7537 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
7538 (get_pattern_stats): Initialize it.
7539 * genemit.c (gen_expand): Verify match_scratch numbers come after
7540 match_operand/match_dup numbers.
7541 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
7542 match_scratch numbers.
7543 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
7544 Likewise.
7545 * config/s390/s390.md (trunctdsd2): Likewise.
7547 2017-03-02 Richard Biener <rguenther@suse.de>
7549 * wide-int.h (wide_int_storage::operator=): Implement in terms
7550 of wi::copy.
7552 2017-03-02 Richard Biener <rguenther@suse.de>
7554 PR tree-optimization/79777
7555 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
7556 the to insert expression to sth existing.
7558 2017-03-01 Martin Sebor <msebor@redhat.com>
7560 PR middle-end/79692
7561 * gimple-ssa-sprintf.c
7562 (directive::known_width_and_precision): New function.
7563 (format_integer): Use it.
7564 (get_mpfr_format_length): Consider the full range of precision
7565 when computing %g output with the # flag. Set the likely byte
7566 count to 3 rather than 1 when precision is indeterminate.
7567 (format_floating): Correct the lower bound of precision.
7569 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7571 * doc/invoke.texi: Document default code model for 64-bit Linux.
7573 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
7575 PR target/79752
7576 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
7577 udiv rather than div since input pattern is unsigned.
7579 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
7581 * config/i386/i386.c (print_reg): Warn for values of
7582 unsupported size in integer register.
7584 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7586 PR target/79439
7587 * config/rs6000/predicates.md (current_file_function_operand): Do
7588 not allow self calls to be local if the function is replaceable.
7590 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
7592 PR target/79395
7593 * config/rs6000/altivec.h (vec_ctz and others): Change the
7594 preprocessor macro that controls conditional compilation from
7595 _ARCH_PWR9 to __POWER9_VECTOR__.
7596 (vec_all_ne): Change parameterization of __altivec_scalar_pred
7597 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
7598 control (instead of _ARCH_PWR9 control) so that template
7599 definition uses power9-specific function.
7600 (vec_any_eq): Likewise.
7601 (vec_all_ne): Change macro definition to use a power9-specific
7602 expansion under #ifdef __POWER9_VECTOR__ control (instead of
7603 _ARCH_PWR9 control).
7604 (vec_any_eq) Likewise.
7605 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
7606 expansion for CMPNEF to remove support for xvcmpnesp instruction.
7607 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
7608 support for xvcmpnedp instruction.
7609 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
7610 macro expansion so that Power9 implementation of vec_all_ne does
7611 not use the AltiVec predicate framework.
7612 (VCMPNEH_P): Likewise.
7613 (VCMPNEW_P): Likewise.
7614 (VCMPNED_P): Likewise.
7615 (VCMPNEFP_P): Likewise.
7616 (VCMPNEDP_P): Likewise.
7617 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
7618 implementation of vec_any_eq to not use AltiVec predicate
7619 framework.
7620 (VCMPAEH_P): Likewise.
7621 (VCMPAEW_P): Likewise.
7622 (VCMPAED_P): Likewise.
7623 (VCMPAEFP_P): Likewise.
7624 (VCMPAEDP_P): Likewise.
7625 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
7626 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
7627 not use the AltiVec predicate framework.
7628 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
7629 of vec_any_eq to not use AltiVec predicate framework.
7630 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
7631 support for predefined __POWER9_VECTOR__ macro to indicate that
7632 Power9 instruction selection is enabled.
7633 (altivec_overloaded_builtins): Remove extraneous
7634 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
7635 function argument types RS6000_BTI_bool_V16QI and
7636 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
7637 entry for overloaded function argument types RS6000_BTI_bool_V4SI
7638 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
7639 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
7640 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
7641 Power9 for implementations of vec_cmpne. Change the signature for
7642 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
7643 (representing vec_all_ne) to remove the previously described first
7644 argument of type RS6000_BTI_INTSI, as this was an artifact of
7645 reliance on the AltiVec predicate framework, which is no longer
7646 used in the implementation of these functions. Add
7647 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
7648 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
7649 since, unlike the AltiVec predicate framework implementation, we
7650 do not share function descriptors between vec_alle and vec_anyeq.
7651 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
7652 set of modes that receive special treatment even when
7653 TARGET_P9_VECTOR is true. The special treatment emits code that
7654 does not depend on Power9 instructions.
7655 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
7656 define_expand to not rely on AltiVec predicate framework.
7657 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7658 function.
7659 (vector_ne_v2di_p): Change this define_expand to not rely on
7660 AltiVec predicate framework.
7661 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
7662 function.
7663 (vector_ne_<mode>_p): Change this define_expand to not rely on
7664 AltiVec predicate framework.
7665 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
7666 function.
7667 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
7668 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
7669 define_insn pattern.
7670 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
7671 define_insn pattern because the xvcmpne<VSs>. instruction is not
7672 supported.
7673 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
7674 instruction is not supported.
7676 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7678 * config/nvptx/nvptx.c: Include intl.h.
7680 2017-03-01 Martin Jambor <mjambor@suse.cz>
7682 PR lto/78140
7683 * ipa-prop.h (ipa_bits): Removed field known.
7684 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
7685 to pointers. Adjusted their comments to warn about their sharing.
7686 (ipcp_transformation_summary): Change bits to a vector of pointers.
7687 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
7688 (ipa_get_ipa_bits_for_value): Declare.
7689 * tree-vrp.h (value_range): Mark as GTY((for_user)).
7690 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
7691 (ipa_bits_hash_table): Likewise.
7692 (ipa_vr_ggc_hash_traits): Likewise.
7693 (ipa_vr_hash_table): Likewise.
7694 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
7695 being pointers and vr_known being removed.
7696 (ipa_set_jf_unknown): Likewise.
7697 (ipa_get_ipa_bits_for_value): New function.
7698 (ipa_set_jfunc_bits): Likewise.
7699 (ipa_get_value_range): New overloaded functions.
7700 (ipa_set_jfunc_vr): Likewise.
7701 (ipa_compute_jump_functions_for_edge): Use the above functions to
7702 construct bits and vr parts of jump functions.
7703 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
7704 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7705 exist.
7706 (ipcp_grow_transformations_if_necessary): Also allocate
7707 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
7708 exist.
7709 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
7710 them. Fix too long lines.
7711 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
7712 vr_known being removed.
7713 (ipa_read_jump_function): Use new setter functions to construct bits
7714 and vr parts of jump functions or set them to NULL.
7715 (write_ipcp_transformation_info): Adjust for bits being pointers.
7716 (read_ipcp_transformation_info): Likewise.
7717 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
7718 space.
7719 Include gt-ipa-prop.h.
7720 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
7721 being pointers.
7722 (ipcp_store_bits_results): Likewise.
7723 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
7724 Do not write to existing jump functions but use a temporary instead.
7726 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7728 PR c++/79681
7729 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
7730 attempt to use its first operand as BIT_FIELD_REF base.
7732 2017-03-01 Richard Biener <rguenther@suse.de>
7734 PR middle-end/79721
7735 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
7736 interpolating formula in wrapping arithmetic.
7737 (chrec_apply): Convert chrec_evaluate return value to wanted type.
7739 2017-03-01 Jakub Jelinek <jakub@redhat.com>
7741 PR tree-optimization/79734
7742 * tree-vect-generic.c (expand_vector_condition): Optimize
7743 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
7744 Handle VEC_COND_EXPR where comparison has different inner width from
7745 type's inner width.
7747 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
7749 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
7750 markup, and similar issues. Remove @opindex entries for things
7751 that aren't options. Add missing -mmpy-option entries.
7753 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7755 PR tree-optimization/79737
7756 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
7757 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
7758 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
7759 instead of byte_size. Formatting fix.
7760 (shift_bytes_in_array_right): Formatting fix.
7762 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
7764 PR target/79749
7765 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
7766 condition on optimize for the leaf function test.
7768 2017-02-28 Martin Liska <mliska@suse.cz>
7770 PR lto/79625
7771 * read-rtl-function.c (function_reader::handle_unknown_directive):
7772 Bail out when one uses -flto.
7774 2017-02-28 Martin Liska <mliska@suse.cz>
7776 * common.opt: Replace space with tabular for options of <number>
7777 type.
7778 * config/i386/i386.opt: Show <number> value for
7779 -mlarge-data-threshold.
7780 * opts.c (print_filtered_help): Do not display number in hexadecimal
7781 format.
7783 2017-02-28 Martin Liska <mliska@suse.cz>
7785 * common.opt: Fix --help=option -Q for options which are of
7786 an enum type.
7788 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
7790 * config/i386/i386.c (print_reg): Error out for values
7791 of 8-bit size in invalid integer register.
7793 2017-02-28 Martin Sebor <msebor@redhat.com>
7795 PR tree-optimization/79691
7796 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
7798 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7800 PR target/79729
7801 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
7802 gcc_unreachable with output_operand_lossage.
7804 2017-02-28 Richard Biener <rguenther@suse.de>
7806 PR tree-optimization/79740
7807 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
7808 inserts.
7809 (visit_nary_op): Insert the nary into the hashtable if we
7810 pattern-matched sth.
7811 * tree-ssa-pre.c (eliminate_insert): Robustify.
7813 2017-02-28 Richard Biener <rguenther@suse.de>
7815 PR middle-end/79731
7816 * fold-const.c (decode_field_reference): Reject out-of-bound
7817 accesses.
7819 2017-02-28 Jakub Jelinek <jakub@redhat.com>
7821 * config/i386/i386.c: Include intl.h.
7822 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
7823 instead of just cond ? "..." : "...".
7824 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
7825 * coverage.c (read_counts_file): Likewise.
7826 * omp-offload.c: Include intl.h.
7827 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
7828 of just cond ? "..." : "...".
7829 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
7830 of just cond ? "..." : "...".
7832 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
7834 PR target/79742
7835 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
7836 entry, if present.
7837 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
7838 'tune for' CPU name.
7839 * config/arm/arm-cpu-data.h: Regenerated.
7841 2017-02-28 Richard Biener <rguenther@suse.de>
7843 PR tree-optimization/79732
7844 * tree-inline.c (expand_call_inline): Do not shadow var.
7846 2017-02-28 Richard Biener <rguenther@suse.de>
7848 PR tree-optimization/79723
7849 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
7850 address-space properly.
7852 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
7854 * doc/optinfo.texi (Optimization groups): Fix option used for
7855 OPTGROUP_ALL.
7856 * doc/invoke.texi (-fopt-info): Document "omp".
7857 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
7858 (OPTGROUP_ALL): Add OPTGROUP_OMP.
7859 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
7860 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
7861 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
7863 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
7864 all users.
7865 * dumpfile.c (optgroup_options): Instead of "openmp", associate
7866 OPTGROUP_OMP with "omp".
7868 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
7870 PR target/79544
7871 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
7872 for arithmetic shift of unsigned V2DI.
7874 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
7876 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
7877 arc/linux.h headers.
7878 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
7879 (LINK_SPEC): Likewise.
7880 (ARC_TLS_EXTRA_START_SPEC): Likewise.
7881 (EXTRA_SPECS): Likewise.
7882 (STARTFILE_SPEC): Likewise.
7883 (ENDFILE_SPEC): Likewise.
7884 (LIB_SPEC): Likewise.
7885 (TARGET_SDATA_DEFAULT): Likewise.
7886 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
7887 (MULTILIB_DEFAULTS): Likewise.
7888 (DWARF2_UNWIND_INFO): Likewise.
7889 * config/arc/big.h: New file.
7890 * config/arc/elf.h: Likewise.
7891 * config/arc/linux.h: Likewise.
7892 * config/arc/t-uClibc: Remove.
7894 2017-02-27 Bin Cheng <bin.cheng@arm.com>
7896 PR tree-optimization/77536
7897 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
7898 (tree_transform_and_unroll_loop): Use above function to compute the
7899 estimated niter of unrolled loop and use it when scaling profile.
7900 Also use count info rather than frequency if it's non-zero.
7901 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
7902 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
7903 (vect_transform_loop): Call above function.
7905 2017-02-27 Richard Biener <rguenther@suse.de>
7907 PR tree-optimization/45397
7908 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
7909 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
7910 (visit_nary_op): Add pattern matching for CSEing sign-changed
7911 or truncated operations with wider ones.
7913 2017-02-27 Richard Biener <rguenther@suse.de>
7915 PR tree-optimization/79690
7916 * tree-vect-stmts.c (vectorizable_store): Use vector type
7917 built from the DR with address-space.
7919 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
7921 * doc/invoke.texi (Optimize Options): Refine the description
7922 of asan-use-after-return.
7924 2017-02-25 Alan Modra <amodra@gmail.com>
7926 PR rtl-optimization/79584
7927 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
7928 base, not ad->base_term, the reg within base. Remove assertion
7929 that ad->base == ad->base_term. Replace gen_int_mode using
7930 bogus mode with const0_rtx.
7932 2017-02-25 Jakub Jelinek <jakub@redhat.com>
7934 PR middle-end/79396
7935 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
7936 FMA_EXPR like tcc_binary or tcc_unary.
7938 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
7940 PR debug/77589
7941 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
7942 bitfield.
7943 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
7944 (output_loc_operands): Handle DW_OP_call_ref and
7945 DW_OP_GNU_variable_value.
7946 (struct variable_value_struct): New type.
7947 (struct variable_value_hasher): Likewise.
7948 (variable_value_hash): New variable.
7949 (string_types): Remove.
7950 (copy_loc_descr): New function.
7951 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
7952 (prepend_loc_descr_to_each): New function.
7953 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
7954 instead of add_loc_descr_to_each if the first argument is single
7955 location list and the second has multiple.
7956 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
7957 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
7958 when looking for variable value which doesn't have other location info.
7959 (loc_list_from_tree): Formatting fix.
7960 (gen_array_type_die): Simplify DW_AT_string_length handling.
7961 (adjust_string_types): Remove.
7962 (gen_subprogram_die): Don't call adjust_string_types nor test/set
7963 string_types. Call resolve_variable_values.
7964 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
7965 (resolve_addr_in_expr): Likewise. Add A argument.
7966 (copy_deref_exprloc): Remove deref argument. Adjust for the
7967 original expression being DW_OP_GNU_variable_value with optionally
7968 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
7969 optionally after it.
7970 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
7971 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
7972 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
7973 (variable_value_hasher::hash, variable_value_hasher::equal): New
7974 methods.
7975 (resolve_variable_value_in_expr, resolve_variable_value,
7976 resolve_variable_values, note_variable_value_in_expr,
7977 note_variable_value): New functions.
7978 (dwarf2out_early_finish): Call note_variable_value on all toplevel
7979 DIEs.
7981 2017-02-24 Jakub Jelinek <jakub@redhat.com>
7983 PR c/79677
7984 * opts.h (handle_generated_option): Add GENERATED_P argument.
7985 * opts-common.c (handle_option): Adjust function comment.
7986 (handle_generated_option): Add GENERATED_P argument, pass it to
7987 handle_option.
7988 (control_warning_option): Pass false to handle_generated_option
7989 GENERATED_P.
7990 * opts.c (maybe_default_option): Pass true to handle_generated_option
7991 GENERATED_P.
7992 * optc-gen.awk: Likewise.
7994 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
7996 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
7997 a REG, look at the REG it is a SUBREG of.
7998 (splitter for cmpeqsi_t): Ditto.
8000 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8002 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
8003 the special USEs with the pattern of the insn, not the insn itself.
8005 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
8007 PR target/79473
8008 * doc/invoke.texi: Document -mload-store-pairs.
8010 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8011 Sandra Loosemore <sandra@codesourcery.com>
8013 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
8014 argument isn't a CONST_INT.
8015 (nios2_alternate_compare_const): Assert op is a CONST_INT.
8016 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
8017 (nios2_validate_compare): Bypass alternate compare logic if *op2
8018 is not a CONST_INT.
8019 (ldstwm_operation_p): Return false if first_base is not a REG or
8020 if first_offset is not a CONST_INT.
8022 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8024 * config/cris/cris.md: Use correct operand in a define_peephole2.
8026 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8028 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
8030 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
8032 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
8033 this_insn if it is an INSN or JUMP_INSN.
8034 (force_offsettable): Look at base, not at addr.
8035 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
8036 on things that aren't necessarily CONST_INTs.
8038 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
8040 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
8041 -mfpmath=sse is the default also for x86-32 targets with SSE2
8042 instruction set when @option{-ffast-math} is enabled
8044 2017-02-24 Jeff Law <law@redhat.com>
8046 PR rtl-optimizatoin/79286
8047 * ira.c (update_equiv_regs): Drop may_trap_p exception to
8048 dominance test.
8050 2017-02-24 Richard Biener <rguenther@suse.de>
8052 PR tree-optimization/79389
8053 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
8054 debug insns.
8056 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
8058 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
8059 function comment to reflect reality.
8060 (loop_exits_before_overflow): Fix typo in function description.
8062 2017-02-24 Richard Biener <rguenther@suse.de>
8064 PR tree-optimization/79389
8065 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
8066 properly that a threading opportunity exists. Detect conditional
8067 copy/constant propagation opportunities.
8069 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
8071 * config/visium/visium.md (type): Add trap.
8072 (b): New mode attribute.
8073 (*btst): Rename into...
8074 (*btst<mode>): ...this and adjust.
8075 (*cbranchsi4_btst_insn): Rename into...
8076 (*cbranch<mode>4_btst_insn): ...this and adjust.
8077 (trap): New define_insn.
8079 2017-02-23 Jakub Jelinek <jakub@redhat.com>
8081 PR tree-optimization/79389
8082 * ifcvt.c (struct noce_if_info): Add rev_cond field.
8083 (noce_reversed_cond_code): New function.
8084 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
8085 reversed_comparison_code. Formatting fix.
8086 (noce_try_store_flag): Test rev_cond != NULL in addition to
8087 reversed_comparison_code.
8088 (noce_try_store_flag_constants): Likewise.
8089 (noce_try_store_flag_mask): Likewise.
8090 (noce_try_addcc): Use rev_cond if non-NULL instead of
8091 reversed_comparison_code.
8092 (noce_try_cmove_arith): Likewise. Formatting fixes.
8093 (noce_try_minmax, noce_try_abs): Clear rev_cond.
8094 (noce_find_if_block): Initialize rev_cond.
8095 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
8096 instead of false as last argument never attempt to reverse it
8097 afterwards.
8099 2017-02-23 Bin Cheng <bin.cheng@arm.com>
8101 PR tree-optimization/79663
8102 * tree-predcom.c (combine_chains): Process refs in reverse order
8103 only for ZERO length chains, and add explaining comment.
8105 2017-02-23 Jeff Law <law@redhat.com>
8107 PR tree-optimization/79578
8108 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
8109 in call to operand_equal_p.
8111 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
8113 PR target/71017
8114 * config/i386/cpuid.h: Fix another undefined behavior.
8116 2017-02-23 Richard Biener <rguenther@suse.de>
8118 PR tree-optimization/79683
8119 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
8120 vector types for data-refs.
8122 2017-02-23 Martin Liska <mliska@suse.cz>
8124 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
8126 2017-02-23 Jakub Jelinek <jakub@redhat.com>
8128 PR middle-end/79665
8129 * internal-fn.c (get_range_pos_neg): Moved to ...
8130 * tree.c (get_range_pos_neg): ... here. No longer static.
8131 * tree.h (get_range_pos_neg): New prototype.
8132 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
8133 are known to be in between 0 and signed maximum inclusive, try to
8134 expand both unsigned and signed divmod and use the cheaper one from
8135 those.
8137 2017-02-22 Jeff Law <law@redhat.com>
8139 PR tree-optimization/79578
8140 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
8141 to compare base operands.
8143 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
8145 PR target/79211
8146 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
8147 gpc_reg_operand instead of fpr_reg_operand.
8149 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
8151 * config/mips/mips.c (mips_return_in_memory): Force FP
8152 vector types to be returned in memory for o32 ABI.
8154 2017-02-22 Jakub Jelinek <jakub@redhat.com>
8156 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
8157 instead of DW_TAG_member for static data member declarations and don't
8158 set no_linkage_name for static inline data members.
8159 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
8160 to DW_TAG_member.
8162 2017-02-22 Martin Liska <mliska@suse.cz>
8164 * doc/invoke.texi: Replace inequality signs with square brackets
8165 for -Wnormalized.
8167 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8169 PR tree-optimization/68644
8170 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
8172 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
8174 PR target/78660
8175 * lra-constraints.c (simplify_operand_subreg): Handle
8176 WORD_REGISTER_OPERATIONS targets.
8178 2017-02-22 Jakub Jelinek <jakub@redhat.com>
8180 PR target/70465
8181 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
8182 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
8183 elimination by swapping fld*.
8185 2017-02-22 Richard Biener <rguenther@suse.de>
8187 PR tree-optimization/79673
8188 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
8189 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
8190 irrelevant address-space qualifiers and avoiding a
8191 ADDR_SPACE_CONVERT_EXPR from fold_convert.
8193 2017-02-22 Richard Biener <rguenther@suse.de>
8195 PR tree-optimization/79666
8196 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
8197 to not symbolically negate if that may introduce undefined
8198 overflow.
8200 2017-02-22 Martin Liska <mliska@suse.cz>
8202 PR lto/79587
8203 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
8204 * data-streamer-out.c (streamer_write_gcov_count_stream):
8205 Likewise.
8206 * value-prof.c (stream_out_histogram_value): Make assert more
8207 precise based on type of counter.
8209 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
8211 PR target/79593
8212 * config/i386/i386.md (standard_x87sse_constant_load splitter):
8213 Use nonimmediate_operand instead of memory_operand for operand 1.
8214 (float-extend standard_x87sse_constant_load splitter): Ditto.
8216 2017-02-21 Jeff Law <law@redhat.com>
8218 PR tree-optimization/79621
8219 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
8220 blocks with edges to themselves.
8222 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8224 PR target/79633
8225 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
8226 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
8227 Use gimple_call_builtin_p.
8229 PR target/79570
8230 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
8231 on temporarily removed DEBUG_INSNs.
8233 PR tree-optimization/79649
8234 * tree-loop-distribution.c (classify_partition): Give up on
8235 non-generic address space loads/stores.
8237 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
8239 * doc/loop.texi (Loop manipulation): Remove nonexistent
8240 tree_ssa_loop_version from the documentation.
8241 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
8243 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8245 PR target/79494
8246 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
8247 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
8248 * config/rs6000/rs6000.c: Include except.h.
8249 (rs6000_expand_split_stack_prologue): Call
8250 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
8252 2017-02-21 Martin Jambor <mjambor@suse.cz>
8254 PR lto/79579
8255 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
8256 have been analyzed.
8258 2017-02-21 Martin Jambor <mjambor@suse.cz>
8260 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
8261 for backward compatibility only.
8262 * doc/invoke.texi (Option Summary): Remove all references to
8263 -fipa-cp-alignment.
8265 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
8267 PR target/78660
8268 Revert:
8269 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8271 * lra-constraints.c (curr_insn_transform): Handle
8272 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8274 2017-02-21 Martin Liska <mliska@suse.cz>
8276 * config/i386/i386.opt: Replace -masm-dialect with -masm.
8278 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
8280 PR translation/79638
8281 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
8283 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
8285 PR ada/67205
8286 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
8287 (arm_function_ok_for_sibcall): Return false for an indirect call by
8288 descriptor if all the argument registers are used.
8289 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
8290 alignment of the function.
8292 2017-02-21 Jakub Jelinek <jakub@redhat.com>
8294 PR tree-optimization/61441
8295 * simplify-rtx.c (simplify_const_unary_operation): For
8296 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
8297 the sNaN unmodified.
8299 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
8301 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
8302 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
8303 instead of SYSTEM_HEADER_DIR.
8305 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
8306 Martin Liška <mliska@suse.cz>
8308 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
8309 Fix typos and grammar, use active voice, and clarify.
8311 2017-02-20 Marek Polacek <polacek@redhat.com>
8313 PR middle-end/79537
8314 * gimplify.c (gimplify_expr): Handle unused *&&L;.
8316 PR sanitizer/79558
8317 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
8319 2017-02-20 Jakub Jelinek <jakub@redhat.com>
8321 PR target/79568
8322 * config/i386/i386.c (ix86_expand_builtin): Handle
8323 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
8324 ix86_builtins_isa[fcode].isa as a requirement of those
8325 flags and any other flag in the bitmask.
8326 (ix86_init_mmx_sse_builtins): Use 0 instead of
8327 ~OPTION_MASK_ISA_64BIT as mask.
8328 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
8329 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
8330 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
8331 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
8333 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8335 PR target/78012
8336 * lra-constraints.c (split_reg): Check requested split mode
8337 is supported by the register.
8339 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8341 * lra-constraints.c (simplify_operand_subreg): Remove early
8342 return false.
8344 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8346 PR target/78660
8347 * lra-constraints.c (curr_insn_transform): Tighten condition
8348 for converting SUBREG reloads from OP_OUT to OP_INOUT.
8350 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
8352 PR target/78660
8353 * lra-constraints.c (curr_insn_transform): Handle
8354 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
8356 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
8358 Revert:
8359 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
8361 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
8363 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
8365 PR c++/69523
8366 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
8367 description.
8369 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8371 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
8372 for FMA_EXPR.
8374 2017-02-18 Jakub Jelinek <jakub@redhat.com>
8376 * final.c (last_columnnum, override_columnnum): New variables.
8377 (final_start_function): Set last_columnnum, pass it to begin_prologue
8378 hook and pass 0 to dwarf2out_begin_prologue.
8379 (final_scan_insn): Update override_columnnum. Pass last_columnnum
8380 to source_line debug hook.
8381 (notice_source_line): Compute last_columnnum and for debug_column_info
8382 return true on column changes.
8383 * debug.h (struct gcc_debug_hooks): Add column argument to
8384 source_line and begin_prologue hooks.
8385 (debug_nothing_int_charstar_int_bool): Remove prototype.
8386 (debug_nothing_int_int_charstar,
8387 debug_nothing_int_int_charstar_int_bool): New prototypes.
8388 (dwarf2out_begin_prologue): Add column argument.
8389 * debug.c (do_nothing_debug_hooks): Adjust source_line and
8390 begin_prologue hooks.
8391 (debug_nothing_int_charstar_int_bool): Remove.
8392 (debug_nothing_int_int_charstar,
8393 debug_nothing_int_int_charstar_int_bool): New functions.
8394 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
8395 through to dwarf2out_source_line.
8396 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
8397 (dwarf2out_source_line): Add column argument, emit it if requested.
8398 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
8399 arguments.
8400 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8401 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
8402 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
8403 through to dwarf2out_begin_prologue.
8404 (vmsdbgout_source_line): Add column argument, pass it through to
8405 dwarf2out_source_line.
8406 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
8407 dbxout_source_line caller.
8408 (dbxout_source_line): Add column argument.
8410 * common.opt (gno-column-info, gcolumn-info): New options.
8411 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
8412 (check_die): Also test for multiple DW_AT_decl_column attributes.
8413 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
8414 DW_AT_decl_column if requested.
8415 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
8416 if requested.
8417 (gen_variable_die): Likewise.
8418 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
8419 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
8421 PR target/79569
8422 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
8423 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
8424 (ix86_handle_option): Handle OPT_m3dnowa.
8425 * doc/invoke.texi (-m3dnowa): Document.
8426 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
8427 -m3dnowa instead of -m3dnow -march=athlon.
8429 PR target/79559
8430 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
8431 instead of gcc_assert for K, r and R code checks. Formatting fixes.
8433 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8435 PR target/79261
8436 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
8437 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
8438 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
8439 generator for vsx_xxpermdi_<mode>_be.
8440 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
8441 force big-endian semantics.
8442 (vsx_xxpermdi_<mode>_be): New define_expand with same
8443 implementation as previous version of vsx_xxpermdi_<mode>.
8445 2017-02-17 Jakub Jelinek <jakub@redhat.com>
8447 PR tree-optimization/79327
8448 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
8449 variable, its initialization and use.
8451 2017-02-17 Julia Koval <julia.koval@intel.com>
8453 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
8454 (OPTION_MASK_ISA_PKU_UNSET): New.
8455 (ix86_handle_option): Handle -mrdpid.
8456 * config/i386/cpuid.h (bit_RDPID): New.
8457 * config/i386/driver-i386.c (host_detect_local_cpu):
8458 Detect RDPID feature.
8459 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
8460 * config/i386/i386-c.c (ix86_target_macros_internal):
8461 Handle RDPID flag.
8462 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
8463 (ix86_valid_target_attribute_inner_p): Add "rdpid".
8464 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
8465 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
8466 * config/i386/i386.md (define_insn "rdpid"): New.
8467 * config/i386/i386.opt Add -mrdpid.
8468 * config/i386/immintrin.h (_rdpid_u32): New.
8470 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
8472 PR rtl-optimization/79541
8473 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
8474 instead of transforming it into USE.
8476 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
8478 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
8479 If HONOR_SNANS (SFmode) force the input to a register.
8480 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
8481 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
8482 an frsp or similar insn.
8484 2017-02-17 Martin Liska <mliska@suse.cz>
8486 PR rtl-optimization/79577
8487 * params.def (selsched-max-sched-times): Increase minimum to 1.
8489 2017-02-17 Martin Liska <mliska@suse.cz>
8491 PR rtl-optimization/79574
8492 * gcse.c (want_to_gcse_p): Prevent integer overflow.
8494 2017-02-17 Martin Liska <mliska@suse.cz>
8496 PR tree-optimization/79529
8497 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
8498 ssa_defined_default_def_p to handle cases which are implicitly
8499 defined.
8500 * tree-ssa.c (ssa_defined_default_def_p): New function.
8501 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
8502 which are implicitly defined.
8503 * tree-ssa.h (ssa_defined_default_def_p): Declare.
8505 2017-02-17 Richard Biener <rguenther@suse.de>
8507 PR middle-end/79576
8508 * params.def (max-ssa-name-query-depth): Limit to 10.
8510 2017-02-17 Richard Biener <rguenther@suse.de>
8512 PR tree-optimization/79552
8513 * tree-ssa-structalias.c (visit_loadstore): Properly verify
8514 default defs.
8516 2017-02-17 Richard Biener <rguenther@suse.de>
8518 PR bootstrap/79567
8519 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
8521 2017-02-17 Marek Polacek <polacek@redhat.com>
8523 PR middle-end/79536
8524 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
8525 (fold_negate_expr): New wrapper.
8527 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
8529 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
8530 Correct terminology and de-emphasize pre-standard behavior.
8532 2017-02-16 Alan Modra <amodra@gmail.com>
8534 PR rtl-optimization/79286
8535 * ira.c (def_dominates_uses): New function.
8536 (update_equiv_regs): Don't create an equivalence for insns that
8537 may trap where the register def does not dominate the use.
8539 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
8541 PR rtl-optimization/78127
8542 * lra.c (lra): Call lra_eliminate before finish the loop after
8543 lra_constraint.
8545 2017-02-16 Richard Biener <rguenther@suse.de>
8547 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
8548 isl/isl_val.h.
8549 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
8550 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
8551 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
8552 (isl_val_int_from_wi): New function.
8553 (extract_affine_gmp): Rename to ...
8554 (extract_affine_wi): ... this, take a widest_int.
8555 (extract_affine_int): Just wrap extract_affine_wi.
8556 (add_param_constraints): Use isl_val_int_from_wi.
8557 (add_loop_constraints): Likewise, and extract_affine_wi.
8559 2017-02-15 Jeff Law <law@redhat.com>
8561 PR middle-end/79521
8562 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
8563 ira_init_register_move_cost_if_necessary.
8565 2017-02-15 Martin Sebor <msebor@redhat.com>
8567 PR middle-end/32003
8568 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
8569 removed in a prior commit.
8571 2017-02-15 Bin Cheng <bin.cheng@arm.com>
8573 PR tree-optimization/79347
8574 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
8575 counters during peeling.
8577 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
8579 * Makefile.in (site.exp): Remove "set ISLVER".
8581 2017-02-15 Jakub Jelinek <jakub@redhat.com>
8583 PR target/79487
8584 * real.c (real_from_integer): Call real_convert even for decimal.
8586 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
8588 PR target/79421
8589 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
8591 2017-02-14 Andrew Pinski <apinski@cavium.com>
8593 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
8594 cores and change the partno/implementer to be correct.
8595 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
8596 the 'B" as the implementer.
8597 * config/aarch64/aarch64-tune.md: Regenerate.
8599 2017-02-14 Carl Love <cel@us.ibm.com>
8601 * config/rs6000/rs6000.c: Add case statement entry to make the
8602 xvcvuxdsp built-in argument unsigned.
8603 * config/rs6000/vsx.md: Fix the source and return operand types so they
8604 match the instruction definitions from the ISA document. Fix typo
8605 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
8606 statement.
8608 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
8610 PR target/79282
8611 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
8612 member early_clobber_alts.
8613 * lra-lives.c (reg_early_clobber_p): New.
8614 (process_bb_lives): Use it.
8615 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
8616 (debug_operand_data): Initialize early_clobber_alts.
8617 (setup_operand_alternative): Set up early_clobber_alts.
8618 (collect_non_operand_hard_regs): Ditto. Pass early clobber
8619 alternatives to new_insn_reg.
8620 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
8621 it.
8622 (lra_update_insn_regno_info): Pass the new arg.
8624 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8626 PR middle-end/79505
8627 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
8628 (new_oacc_loop_raw): Don't clear already cleared fields.
8630 PR target/79481
8631 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
8632 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
8633 _mm512_prefetch_i64gather_ps): New inline functions and macros.
8635 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
8637 PR target/79495
8638 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
8640 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
8642 PR target/79498
8643 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
8644 the extra instruction to the right place to store 128-bit constant
8645 when needed.
8647 2017-02-14 Martin Sebor <msebor@redhat.com>
8649 PR middle-end/79448
8650 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
8651 warning for strings of unknown length.
8653 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
8655 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
8657 2017-02-14 Jeff Law <law@redhat.com>
8659 PR target/79404
8660 * ira-costs.c (scan_one_insn): Initialize register move costs
8661 for pseudos seen in USE/CLOBBER insns.
8663 PR tree-optimization/79095
8664 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
8665 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
8666 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
8667 if the operands are known to be not equal, then the resulting range
8668 is ~[0,0].
8669 (intersect_ranges): If the new range is ~[0,0] and the old range is
8670 wide, then prefer ~[0,0].
8671 * tree-vrp.c (overflow_comparison_p_1): New function.
8672 (overflow_comparison_p): New function.
8673 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
8674 if NAME is used in an overflow test.
8675 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
8676 overflow check that can be expressed as an equality test, then adjust
8677 ops to be that equality test.
8679 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8681 * config/s390/s390-builtin-types.def: Remove flags argument.
8682 * config/s390/s390.c (s390_init_builtins): Likewise.
8684 2017-02-14 Martin Liska <mliska@suse.cz>
8686 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
8687 vector. Fix trailing white spaces.
8689 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
8691 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
8692 HFmode.
8694 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8696 PR rtl-optimization/68664
8697 * config/arm/arm.c (arm_sched_can_speculate_insn):
8698 New function. Declare prototype.
8699 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8701 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8703 PR rtl-optimization/68664
8704 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
8705 New function.
8706 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
8708 2017-02-14 Amit Pawar <amit.pawar@amd.com>
8710 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
8711 max skip bytes for function, loop and jump.
8713 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8715 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
8716 ABS_EXPR for gimple dump.
8718 2017-02-14 Jakub Jelinek <jakub@redhat.com>
8720 PR target/79462
8721 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
8723 PR tree-optimization/79408
8724 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
8725 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
8726 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
8727 also if rhs1 is INTEGER_CST.
8729 2017-02-14 Richard Biener <rguenther@suse.de>
8731 PR middle-end/79432
8732 * tree-into-ssa.c (insert_phi_nodes): When the function can
8733 have abnormal edges rewrite SSA names with broken use-def
8734 dominance out of SSA and register them for PHI insertion.
8736 2017-02-13 Martin Sebor <msebor@redhat.com>
8738 PR middle-end/79496
8739 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
8740 clearing info.nowrite flag when snprintf size argument is a range.
8742 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8744 * cprop.c (cprop_jump): Add missing space in string literal.
8745 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
8746 (get_constraint_for_component_ref): Likewise.
8747 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
8748 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
8749 * lra-constraints.c (process_alt_operands): Likewise.
8750 * ipa-inline.c (inline_small_functions): Likewise.
8751 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
8752 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
8753 * trans-mem.c (diagnose_tm_1_op): Likewise.
8754 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
8755 (grid_parallel_clauses_gridifiable): Likewise.
8757 * config/nvptx/mkoffload.c (process): Add space in between
8758 , and %d.
8760 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
8761 "MOD4_SSE_REGS" and "ALL_REGS".
8763 * spellcheck.c (test_data): Add , in between "foo" and "food".
8765 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8767 PR target/79449
8768 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
8769 boundary crossing check and subsequent code generation agree.
8771 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8773 * config/aarch64/aarch64.c (has_memory_op): Delete.
8774 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
8775 has_memory_op.
8777 2017-02-13 Jakub Jelinek <jakub@redhat.com>
8779 PR rtl-optimization/79388
8780 PR rtl-optimization/79450
8781 * combine.c (distribute_notes): When removing TEM_INSN for which
8782 corresponding dest has last value recorded, invalidate that last
8783 value.
8785 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8787 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
8788 of explicit '@'. Add missing assembly comment marker on branch costs
8789 printout.
8791 2017-02-13 Nathan Sidwell <nathan@acm.org>
8793 * gengtype-lex.l (<in_struct>): Add '/'.
8795 2017-02-13 Martin Liska <mliska@suse.cz>
8797 PR c/79471
8798 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
8800 2017-02-13 Richard Biener <rguenther@suse.de>
8802 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
8803 Remove.
8804 * configure: Re-generate.
8805 * config.in: Likewise.
8806 * graphite-dependences.c: Simplify as if
8807 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
8808 * graphite-isl-ast-to-gimple.c: Likewise.
8809 * graphite-optimize-isl.c: Likewise.
8810 * graphite-poly.c: Likewise.
8811 * graphite-sese-to-poly.c: Likewise.
8812 * graphite.h: Likewise.
8813 * toplev.c: Include isl/version.h and use isl_version () for
8814 printing the ISL version.
8815 * doc/install.texi: Update ISL requirement.
8817 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8819 * doc/standards.texi (Standards): Update reference to
8820 Objective-C 2.0.
8822 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
8824 * doc/extend.texi (Named Address Spaces): sourceware.org now
8825 defaults to https.
8826 * doc/install.texi (Binaries): Ditto.
8827 (Specific): Ditto.
8829 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8831 * doc/cpp.texi: Replace "stringify"/"stringification" with C
8832 standard terminology "stringize"/"stringizing" throughout.
8833 * doc/cppinternals.texi: Likewise.
8835 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
8837 * doc/extend.texi: Fix some spelling mistakes and typos.
8838 * doc/invoke.texi: Likewise.
8840 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8842 PR ipa/79224
8843 * params.def (inline-min-speedup) Change from 10 to 8.
8845 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8847 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
8848 4.5.
8850 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
8852 PR ipa/79224
8853 * ipa-inline-analysis.c (get_minimal_bb): New function.
8854 (record_modified): Use it.
8855 (remap_edge_change_prob): Handle also ancestor functions.
8857 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
8859 * doc/contrib.texi (Contributors): Remove broken link into
8860 the Mauve CVS repository.
8862 2017-02-11 Jakub Jelinek <jakub@redhat.com>
8864 PR middle-end/79454
8865 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
8866 result computation whenever lhs doesn't have vector mode, not
8867 just when it has BLKmode.
8869 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8871 * doc/makefile.texi (profiledbootstrap): Refer to the
8872 installation instructions only in textual form.
8874 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
8876 PR target/79295
8877 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
8879 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
8881 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
8882 (Specific): Update mingw-w64 reference.
8883 (Binaries): Ditto.
8884 (Specific): Remove broken link to Renesas RX processor.
8886 2017-02-10 Richard Biener <rguenther@suse.de>
8888 * toplev.c (process_options): Do not mention obsolete graphite
8889 options when printing sorry message about missing graphite support.
8890 Mention -floop-nest-optimize.
8892 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
8894 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
8895 (vtst_p16): Likewise.
8896 (vtstq_p8): Likewise.
8897 (vtstq_p16): Likewise.
8898 (vtst_p64): New.
8899 (vtstq_p64): Likewise.
8900 * config/arm/arm_neon.h (vgetq_lane_p64): New.
8901 (vset_lane_p64): New.
8902 (vsetq_lane_p64): New.
8904 2017-02-10 Jakub Jelinek <jakub@redhat.com>
8906 PR tree-optimization/79411
8907 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
8908 stmt operands are SSA_NAMEs used in abnormal phis.
8909 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
8910 phis.
8912 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8914 PR ipa/70795
8915 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
8916 flag if needed.
8918 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
8920 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
8922 2017-02-09 Jakub Jelinek <jakub@redhat.com>
8924 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
8925 to avoid warning.
8927 PR c/79413
8928 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
8929 not arbitrary TREE_CONSTANT.
8931 PR c/79431
8932 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
8933 "omp declare target link" attribute unless is_global_var.
8934 * omp-offload.c (find_link_var_op): Likewise.
8936 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
8937 Chung-Lin Tang <cltang@codesourcery.com>
8939 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
8940 OMP_CLAUSE_TILE.
8941 (gimplify_adjust_omp_clauses): Don't delete TILE.
8942 (gimplify_omp_for): Deal with TILE.
8943 * internal-fn.c (expand_GOACC_TILE): New function.
8944 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
8945 (GOACC_TILE): New.
8946 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
8947 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
8948 element fields.
8949 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
8950 avoid DIV for outermost collapse var.
8951 (expand_oacc_for): Insert tile element loop as needed. Adjust.
8952 Remove out of date comments, fix whitespace.
8953 * omp-general.c (omp_extract_for_data): Deal with tiling.
8954 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
8955 adjust OLF_DIM_BASE value.
8956 (struct omp_for_data): Add tiling field.
8957 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
8958 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
8959 for auto loops. Remove default auto determining, moved to
8960 oacc_loop_fixed_partitions.
8961 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
8962 stmts, add e_mask field.
8963 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
8964 (oacc_thread_numbers): Use oacc_dim_call.
8965 (oacc_xform_tile): New.
8966 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
8967 (finish_oacc_loop): Adjust for ifns vector.
8968 (oacc_loop_discover_walk): Append loop abstraction sites to list,
8969 add case for GOACC_TILE fns.
8970 (oacc_loop_xform_loop): Delete.
8971 (oacc_loop_process): Iterate over call list directly, and add
8972 handling for GOACC_TILE fns.
8973 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
8974 dump partitioning.
8975 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
8976 vector partitioning to outer loops. Assign 2 partitions to loops
8977 when available. Add TILE handling.
8978 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
8979 (execite_oacc_device_lower): Process GOACC_TILE fns,
8980 ignore unknown specs.
8981 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
8982 * tree.c (omp_clause_num_ops): Adjust TILE ops.
8983 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
8985 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
8987 * configure.ac (ACX_BUGURL): Update.
8988 * configure: Regenerate.
8990 2017-02-09 Richard Biener <rguenther@suse.de>
8992 PR tree-optimization/69823
8993 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
8994 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
8996 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
8998 * config/arc/arc-c.def: Add __NPS400__ definition.
8999 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
9000 (TARGET_NPS400): Define.
9002 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
9004 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
9005 file.
9006 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
9007 pointer, arch_info.
9008 (arc_cpu_types): Fill the arch_info field with a pointer into the
9009 arc_arch_types table.
9010 (arc_selected_cpu): Declare.
9011 * config/arc/arc.c (arc_selected_cpu): Make global.
9012 (arc_selected_arch): Delete.
9013 (arc_base_cpu): Delete.
9014 (arc_override_options): Remove references to deleted variables,
9015 update access to arch information.
9016 (ARC_OPT): Update access to arch information.
9017 (ARC_OPTX): Likewise.
9018 * config/arc/arc.h (arc_base_cpu): Remove declaration.
9019 (TARGET_ARC600): Update access to arch information.
9020 (TARGET_ARC601): Likewise.
9021 (TARGET_ARC700): Likewise.
9022 (TARGET_EM): Likewise.
9023 (TARGET_HS): Likewise.
9024 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
9025 information.
9027 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
9029 PR target/78604
9030 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
9031 condition/operands for integer GE/LE/GEU/LEU operations.
9033 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
9035 PR translation/79397
9036 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
9037 of AltiVec.
9039 2017-02-08 Martin Jambor <mjambor@suse.cz>
9041 PR ipa/79375
9042 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
9043 whether allocation happened.
9044 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
9045 nothing was allocated.
9047 2017-02-08 Jakub Jelinek <jakub@redhat.com>
9049 PR tree-optimization/79408
9050 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
9051 constant, but SSA_NAME with a known integer range, use the minimum
9052 of that range instead of op1 to determine if modulo can be replaced
9053 with its first operand.
9055 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9057 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
9059 2017-02-08 Richard Biener <rguenther@suse.de>
9061 PR tree-optimization/71824
9062 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9063 Check all loops contained in the merged region.
9065 2017-02-07 Andrew Pinski <apinski@cavium.com>
9067 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
9069 2017-02-07 Andrew Pinski <apinski@cavium.com>
9071 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
9072 (thunderxt88): Likewise.
9073 (thunderxt81): Disable LSE and change v8.1 to v8.
9074 (thunderxt83): Likewise.
9076 2017-02-07 Jakub Jelinek <jakub@redhat.com>
9077 Richard Biener <rguenther@suse.de>
9079 PR middle-end/79399
9080 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
9081 type from int to size_t.
9082 * ira-costs.c (struct_costs_size): Change type from int to size_t.
9084 2017-02-07 Jakub Jelinek <jakub@redhat.com>
9086 PR rtl-optimization/79386
9087 * cprop.c (bypass_conditional_jumps): Initialize
9088 bypass_last_basic_block already before splitting bbs after
9089 unconditional traps...
9090 (bypass_conditional_jumps): ... rather than here.
9092 PR target/79299
9093 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
9094 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
9095 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
9096 fix -masm=intel patterns.
9098 2017-02-07 Richard Biener <rguenther@suse.de>
9100 PR tree-optimization/79256
9101 PR middle-end/79278
9102 * builtins.c (get_object_alignment_2): Use min_align_of_type
9103 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
9104 and ADJUST_FIELD_ALIGN.
9106 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
9107 type parameter.
9108 * doc/tm.texi: Regenerate.
9109 * stor-layout.c (layout_decl): Adjust.
9110 (update_alignment_for_field): Likewise.
9111 (place_field): Likewise.
9112 (min_align_of_type): Likewise.
9113 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
9114 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
9115 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
9116 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
9117 * config/frv/frv.c (frv_adjust_field_align): Likewise.
9118 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
9119 * config/i386/i386.c (x86_field_alignment): Likewise.
9120 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
9121 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
9122 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
9123 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
9124 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
9125 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
9126 Likewise.
9128 Revert
9129 2017-01-30 Richard Biener <rguenther@suse.de>
9131 PR tree-optimization/79256
9132 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9133 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9134 alignment on TYPE.
9136 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
9138 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
9139 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
9140 builtins to SImode and emit a zero-extend, if necessary.
9142 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9144 * docs/invoke.texi (RISC-V Options): Alphabetize.
9146 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9148 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
9149 options.
9151 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
9153 * config/riscv/riscv.c: New file.
9154 * gcc/common/config/riscv/riscv-common.c: Likewise.
9155 * config.gcc: Likewise.
9156 * config/riscv/constraints.md: Likewise.
9157 * config/riscv/elf.h: Likewise.
9158 * config/riscv/generic.md: Likewise.
9159 * config/riscv/linux.h: Likewise.
9160 * config/riscv/multilib-generator: Likewise.
9161 * config/riscv/peephole.md: Likewise.
9162 * config/riscv/pic.md: Likewise.
9163 * config/riscv/predicates.md: Likewise.
9164 * config/riscv/riscv-builtins.c: Likewise.
9165 * config/riscv/riscv-c.c: Likewise.
9166 * config/riscv/riscv-ftypes.def: Likewise.
9167 * config/riscv/riscv-modes.def: Likewise.
9168 * config/riscv/riscv-opts.h: Likewise.
9169 * config/riscv/riscv-protos.h: Likewise.
9170 * config/riscv/riscv.h: Likewise.
9171 * config/riscv/riscv.md: Likewise.
9172 * config/riscv/riscv.opt: Likewise.
9173 * config/riscv/sync.md: Likewise.
9174 * config/riscv/t-elf-multilib: Likewise.
9175 * config/riscv/t-linux: Likewise.
9176 * config/riscv/t-linux-multilib: Likewise.
9177 * config/riscv/t-riscv: Likewise.
9178 * configure.ac: Likewise.
9179 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
9180 Waterman as RISC-V maintainers.
9181 * doc/install.texi: Add RISC-V entries.
9182 * doc/invoke.texi: Add RISC-V options section.
9183 * doc/md.texi: Add RISC-V constraints section.
9184 * configure: Regenerated.
9186 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
9188 PR target/66144
9189 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
9190 false values to be constant vectors with all 0 or all 1 bits set.
9191 (vcondu<mode><mode>): Likewise.
9192 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
9193 predicate.
9194 (fpmask_comparison_operator): Update comment.
9195 (vecint_comparison_operator): New predicate.
9196 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
9197 vector conditionals when the true and false values are constant
9198 vectors with all 0 bits or all 1 bits set.
9200 2017-02-06 Martin Sebor <msebor@redhat.com>
9202 PR tree-optimization/79376
9203 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
9205 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
9207 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
9208 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
9209 to simplify split condition.
9211 2017-02-06 Jakub Jelinek <jakub@redhat.com>
9213 * omp-expand.c (oxpand_omp_atomic_fetch_op,
9214 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
9215 false.
9217 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
9219 PR rtl-optimization/68664
9220 * target.def (can_speculate_insn): New hook.
9221 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
9222 * doc/tm.texi: Regenerate.
9223 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
9224 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
9225 (rs6000_sched_can_speculate_insn): New function.
9227 2017-02-06 Jakub Jelinek <jakub@redhat.com>
9229 PR tree-optimization/79284
9230 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
9231 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
9232 vectorizable_mask_load_store, vectorizable_operation,
9233 vect_is_simple_cond, get_same_sized_vectype): Use it instead
9234 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
9235 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
9236 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
9237 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
9238 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
9239 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
9240 is_gimple_assign (stmt). Replace another such test with
9241 is_gimple_assign (stmt).
9243 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9245 PR target/78883
9246 * config/avr/avr.c (rtl-iter.h): Include it.
9247 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
9248 (avr_legitimate_combined_insn): ...and implementation.
9250 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
9252 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
9253 * config/s390/s390.c (s390_const_operand_ok)
9254 (s390_canonicalize_comparison, s390_extract_part)
9255 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
9256 (s390_contiguous_bitmask_p, s390_rtx_costs)
9257 (legitimize_pic_address): Likewise.
9258 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
9259 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
9260 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
9261 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
9262 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
9264 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
9266 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
9267 REGNO($0) == REGNO($1).
9269 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9271 * config/s390/linux.h(SIZE_TYPE): Add comment.
9273 2017-02-06 Julian Brown <julian@codesourcery.com>
9274 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9275 Virendra Pathak <virendra.pathak@broadcom.com>
9277 * config/aarch64/aarch64-cores.def: Change the scheduler
9278 to Thunderx2t99.
9279 * config/aarch64/aarch64.md: Include thunderx2t99.md.
9280 * config/aarch64/thunderx2t99.md: New file.
9282 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9284 * doc/standards.texi (Go Language): Update link to language
9285 standard.
9287 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9289 * tree-eh.c (lower_resx): Sanitize profile.
9290 (cleanup_empty_eh_move_lp): Likewise.
9292 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
9294 PR tree-ssa/79347
9295 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
9296 ELSE_PROB.
9297 * cfgloopmanip.h (loop_version): Update prototype.
9298 * modulo-sched.c (sms_schedule): Update call of loop_version.
9299 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
9300 * tree-parloops.c (gen_parallel_loop): Likewise.
9301 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
9302 * tree-ssa-loop-split.c (split_loop): Likewise.
9303 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
9304 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
9306 2017-02-05 Martin Liska <mliska@suse.cz>
9308 PR bootstrap/78985
9309 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
9310 variable to NULL.
9311 (print_operand_address): Initialize a struct to zero.
9313 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9315 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
9316 garbage collector only in textual form.
9318 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
9320 * doc/extend.texi (x86 specific memory model extensions for
9321 transactional memory): Simplify a phrase.
9323 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
9325 PR target/79353
9326 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
9327 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
9328 (atomic_storedi_1): Likewise.
9330 2017-02-04 Jakub Jelinek <jakub@redhat.com>
9332 PR tree-optimization/79338
9333 * tree-parloops.c (gather_scalar_reductions): Don't call
9334 vect_analyze_loop_form for loop->inner before destroying loop's
9335 loop_vinfo.
9337 2017-02-03 Martin Sebor <msebor@redhat.com>
9339 PR tree-optimization/79327
9340 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
9341 when precision has resulted in leading zeros.
9342 (format_integer): Adjust the likely counter to assume an unknown
9343 argument that may be zero is non-zero.
9345 2017-02-03 Jason Merrill <jason@redhat.com>
9347 PR c++/78689
9348 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
9349 avoid copying non-taken branch.
9351 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9353 PR tree-optimization/79340
9354 * tree-vect-loop.c (vectorizable_reduction): Release
9355 vec_defs elements after safe_splicing them into other vectors.
9356 Formatting fixes.
9358 PR tree-optimization/79327
9359 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
9360 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
9361 dirtype.
9362 (format_integer): Use wide_int_to_tree instead of build_int_cst
9363 + to_?hwi. If argmin is NULL, just set argmin and argmax to
9364 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
9365 of shortest and longest sequence.
9367 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
9369 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
9370 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
9372 2017-02-03 Walter Lee <walt@tilera.com>
9374 PR target/78862
9375 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
9376 after initial stackframe link reg save.
9377 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
9379 2017-02-03 Jakub Jelinek <jakub@redhat.com>
9381 PR target/79354
9382 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
9383 wu for stxssp alternative.
9385 2017-02-03 Martin Sebor <msebor@redhat.com>
9387 PR tree-optimization/79352
9388 * gimple-fold.c (get_range_strlen): Add argument.
9389 (get_range_strlen): Change return type to bool.
9390 (get_maxval_strlen): Pass in a dummy argument.
9391 * gimple-fold.h (get_range_strlen): Change return type to bool.
9392 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
9393 * tree.h (array_at_struct_end_p): Add argument.
9394 * tree.c (array_at_struct_end_p): Handle it.
9396 2017-02-03 Martin Liska <mliska@suse.cz>
9398 PR lto/66295
9399 * multiple_target.c (create_dispatcher_calls): Redirect edge
9400 from a caller of a dispatcher.
9401 (expand_target_clones): Make the clones local.
9402 (ipa_target_clone): Do both target clones and resolvers.
9403 (ipa_dispatcher_calls): Remove the pass.
9404 (pass_dispatcher_calls::gate): Likewise.
9405 (make_pass_dispatcher_calls): Likewise.
9406 * passes.def (pass_target_clone): Put as very first IPA early
9407 pass.
9409 2017-02-03 Martin Liska <mliska@suse.cz>
9411 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
9412 in case of a function with ifunc attribute.
9414 2017-02-03 Martin Liska <mliska@suse.cz>
9416 * cgraph.c (cgraph_node::dump): Dump function version info.
9417 * symtab.c (symtab_node::dump_base): Add missing new line.
9419 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9421 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
9422 (ifcombine_ifandif): Use it.
9424 2017-02-03 Martin Liska <mliska@suse.cz>
9426 * doc/invoke.texi: Document default value for
9427 use-after-scope-direct-emission-threshold.
9429 2017-02-03 Martin Liska <mliska@suse.cz>
9431 PR tree-optimization/79339
9432 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
9433 (format_floating): Likewise.
9435 2017-02-03 Martin Liska <mliska@suse.cz>
9437 PR ipa/79337
9438 * ipa-prop.c (ipa_node_params_t::insert): Remove current
9439 implementation.
9440 (ipa_node_params_t::remove): Likewise.
9441 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
9442 initialization from removed ipa_node_params_t::insert.
9443 (ipa_node_params::~ipa_node_params): Move from removed
9444 ipa_node_params_t::release.
9445 * symbol-summary.h (symbol_summary::m_released): New member.
9446 Do not release a summary twice. Do not allow to call finalizer
9447 for types of a summary that live in GGC memory.
9449 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
9451 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
9452 cmp_branch fusion.
9454 2017-02-02 Martin Sebor <msebor@redhat.com>
9456 PR middle-end/79275
9457 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
9458 (format_string): Tighten up the range of output for non-constant
9459 strings and correct the expected range for wide non-constant strings.
9461 2017-02-02 Martin Sebor <msebor@redhat.com>
9463 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
9465 PR middle-end/32003
9466 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
9467 index.
9468 (-fdump-tree-@var): Add to index and document how to come up
9469 with pass-specific option and dump file names.
9470 (-fdump-passes): Clarify where to look for output.
9472 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
9474 PR middle-end/77445
9475 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
9476 statistics of the analyzed path; allow threading for speed when
9477 any of BBs along the path are optimized for speed.
9479 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
9481 PR middle-end/78468
9482 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
9483 settings of the virtual registers.
9485 Revert again
9486 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
9488 * explow.c (get_dynamic_stack_size): Take known alignment of stack
9489 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
9490 needed.
9492 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9494 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
9495 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
9497 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9499 * config/s390/s390.md: Add missing comments with the expanded
9500 mnemonics.
9501 * config/s390/vector.md: Likewise.
9502 * config/s390/vx-builtins.md: Likewise.
9504 2017-02-02 Jakub Jelinek <jakub@redhat.com>
9506 PR target/79197
9507 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
9508 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
9509 conditions on a single line.
9511 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9513 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9514 __S390_VX__ to __VX__.
9516 2017-02-01 Andrew Pinski <apinski@cavium.com>
9518 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
9519 stmt_info to record_stmt_cost.
9520 (vect_get_known_peeling_cost): Pass stmt_info if known to
9521 record_stmt_cost.
9522 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
9523 cpu_vector_cost field into
9524 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
9525 field into vec_int_stmt_cost and vec_fp_stmt_cost.
9526 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
9527 splitting of scalar_stmt_cost and vec_stmt_cost.
9528 (thunderx_vector_cost): Likewise.
9529 (cortexa57_vector_cost): LIkewise.
9530 (exynosm1_vector_cost): Likewise.
9531 (xgene1_vector_cost): Likewise.
9532 (thunderx2t99_vector_cost): Improve after the splitting of the two
9533 fields.
9534 (aarch64_builtin_vectorization_cost): Update for the splitting of
9535 scalar_stmt_cost and vec_stmt_cost.
9537 2017-02-01 Torvald Riegel <triegel@redhat.com>
9538 Richard Henderson <rth@redhat.com>
9540 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
9541 conditional on existance of a fast atomic load.
9542 * optabs-query.c (can_atomic_load_p): New function.
9543 * optabs-query.h (can_atomic_load_p): Declare it.
9544 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
9545 no fast atomic load is available for the particular size of access.
9546 (expand_atomic_compare_and_swap): Likewise.
9547 (expand_atomic_load): Likewise.
9548 (expand_atomic_store): Likewise.
9549 (expand_atomic_fetch_op): Likewise.
9550 * testsuite/lib/target-supports.exp
9551 (check_effective_target_sync_int_128): Remove x86 because it provides
9552 no fast atomic load.
9553 (check_effective_target_sync_int_128_runtime): Likewise.
9555 2017-02-01 Richard Biener <rguenther@suse.de>
9557 * graphite.c: Include tree-vectorizer.h for find_loop_location.
9558 (graphite_transform_loops): Provide opt-info for optimized nests.
9559 * tree-parloop.c (parallelize_loops): Provide opt-info for
9560 parallelized loops.
9562 2017-02-01 Richard Biener <rguenther@suse.de>
9564 PR middle-end/79315
9565 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
9566 was not set before.
9568 2017-02-01 Richard Biener <rguenther@suse.de>
9570 PR tree-optimization/71824
9571 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
9572 Verify the loops are valid in the merged SESE region.
9573 (scop_detection::can_represent_loop_1): Check analyzing the
9574 evolution of the number of iterations in the region succeeds.
9576 2017-01-31 Ian Lance Taylor <iant@golang.org>
9578 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
9579 REG_ARGS_SIZE note to 32-bit push insns and call insn.
9581 2017-01-31 David Malcolm <dmalcolm@redhat.com>
9583 PR preprocessor/79210
9584 * input.c (get_substring_ranges_for_loc): Replace line_width
9585 assertion with error-handling.
9587 2017-01-31 Richard Biener <rguenther@suse.de>
9589 PR tree-optimization/77318
9590 * graphite-sese-to-poly.c (extract_affine): Fix assert.
9591 (create_pw_aff_from_tree): Take loop parameter.
9592 (add_condition_to_pbb): Pass loop of the condition to
9593 create_pw_aff_from_tree.
9595 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9597 * config/s390/s390.c (s390_asan_shadow_offset): New function.
9598 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
9600 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
9602 PR target/78597
9603 PR target/79038
9604 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
9605 no longer used.
9606 (convert_int_to_float128): Likewise.
9607 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
9608 (convert_int_to_float128): Likewise.
9609 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
9610 (UNSPEC_IEEE128_CONVERT): Likewise.
9611 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
9612 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
9613 Use local variables for IBM extended format.
9614 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
9615 (fix_trunc<mode>si2_fprs): Likewise.
9616 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
9617 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
9618 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
9619 to know that we can now have integers of all sizes in vector
9620 registers.
9621 (fix<uns>_<mode>di2_hw): Likewise.
9622 (float<uns>_<mode>si2_hw): Likewise.
9623 (fix_<mode>si2_hw): Likewise.
9624 (fixuns_<mode>si2_hw): Likewise.
9625 (float<uns>_<mode>di2_hw): Likewise.
9626 (float_<mode>di2_hw): Likewise.
9627 (float_<mode>si2_hw): Likewise.
9628 (floatuns_<mode>di2_hw): Likewise.
9629 (floatuns_<mode>si2_hw): Likewise.
9630 (xscvqp<su>wz_<mode>): Delete, no longer used.
9631 (xscvqp<su>dz_<mode>): Likewise.
9632 (xscv<su>dqp_<mode>): Likewise.
9633 (ieee128_mfvsrd_64bit): Likewise.
9634 (ieee128_mfvsrd_32bit): Likewise.
9635 (ieee128_mfvsrwz): Likewise.
9636 (ieee128_mtvsrw): Likewise.
9637 (ieee128_mtvsrd_64bit): Likewise.
9638 (ieee128_mtvsrd_32bit): Likewise.
9640 2017-01-31 Martin Liska <mliska@suse.cz>
9642 PR ipa/79285
9643 * ipa-prop.c (ipa_free_all_node_params): Call release method
9644 instead of ~sumbol_summary to not to trigger double times
9645 dtor of hash_map.
9647 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
9649 PR tree-optimization/71691
9650 * bitmap.h (class auto_bitmap): New.
9651 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
9652 is_maybe_undefined instead of ssa_undefined_value_p.
9654 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
9656 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
9657 __S390_ARCH_LEVEL__ to __ARCH__.
9659 2017-01-31 Jakub Jelinek <jakub@redhat.com>
9661 PR tree-optimization/79267
9662 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
9663 if should_remove_lhs_p is true.
9665 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
9667 PR debug/63238
9668 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
9669 (add_alignment_attribute): New.
9670 (base_type_die): Add alignment attribute.
9671 (subrange_type_die): Likewise.
9672 (modified_type_die): Likewise.
9673 (gen_array_type_die): Likewise.
9674 (gen_descr_array_type_die: Likewise.
9675 (gen_enumeration_type_die): Likewise.
9676 (gen_subprogram_die): Likewise.
9677 (gen_variable_die): Likewise.
9678 (gen_field_die): Likewise.
9679 (gen_ptr_to_mbr_type_die): Likewise.
9680 (gen_struct_or_union_type_die): Likewise.
9681 (gen_subroutine_type_die): Likewise.
9682 (gen_typedef_die): Likewise.
9683 (base_type_cmp): Compare alignment attribute.
9685 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
9687 PR target/79170
9688 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
9689 (setb_unsigned) New pattern for setb with CCUNS.
9690 * config/rs6000/rs6000.c (expand_block_compare): Use a different
9691 subfc./subfe sequence to avoid overflow problems. Generate a
9692 shorter sequence with cmpld/setb for power9.
9693 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
9694 for generating subfc. instruction.
9695 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
9696 now uses this instruction.
9698 2017-01-30 Ian Lance Taylor <iant@google.com>
9700 PR debug/79289
9701 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
9702 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
9704 2017-01-30 Martin Sebor <msebor@redhat.com>
9706 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
9707 Move constant to the right of a relational operator.
9708 (get_mpfr_format_length, format_character, format_string): Ditto.
9709 (should_warn_p, maybe_warn): Same.
9711 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
9713 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
9715 PR lto/79061
9716 * asan.c (get_translation_unit_decl): Remove function.
9717 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
9719 2017-01-30 Martin Liska <mliska@suse.cz>
9721 PR gcov-profile/79259
9722 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
9723 -fprofile-generate.
9725 2017-01-30 Martin Liska <mliska@suse.cz>
9727 PR bootstrap/78985
9728 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
9729 Initialize variables with NULL value.
9731 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
9733 PR target/79260
9734 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
9735 tm_p_file.
9736 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
9738 2017-01-30 Richard Biener <rguenther@suse.de>
9740 PR tree-optimization/79276
9741 * tree-vrp.c (process_assert_insertions): Properly adjust common
9742 when removing a duplicate.
9744 * gcc.dg/torture/pr79276.c: New testcase.
9746 2017-01-30 Richard Biener <rguenther@suse.de>
9748 PR tree-optimization/79256
9749 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
9750 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
9751 alignment on TYPE.
9752 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
9754 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
9756 PR target/79240
9757 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
9758 ("*r<noxa>sbg_<mode>_sll_bitmask")
9759 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
9760 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
9761 Use contiguous_bitmask_nowrap_operand.
9763 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9765 PR target/79268
9766 * config/rs6000/altivec.h (vec_xl): Revise #define.
9767 (vec_xst): Likewise.
9769 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
9771 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
9773 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
9775 PR rtl-optimization/79194
9776 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
9777 traps before call to bypass_conditional_jumps.
9779 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9781 PR tree-optimization/71374
9782 * lra-constraints.c (check_conflict_input_operands): New.
9783 (match_reload): Use it.
9785 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
9787 PR target/79131
9788 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
9789 account to calculate conflict_set.
9791 2017-01-27 Bin Cheng <bin.cheng@arm.com>
9793 PR rtl-optimization/78559
9794 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
9795 other_insn in combine.
9797 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
9799 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
9800 uint16_type_node for BT_UINT16.
9802 2017-01-27 David Malcolm <dmalcolm@redhat.com>
9804 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
9805 "RTL Tests" to menu.
9806 (GIMPLE Tests): New node.
9807 (RTL Tests): New node.
9809 2017-01-27 Richard Biener <rguenther@suse.de>
9811 PR tree-optimization/79245
9812 * tree-loop-distribution.c (distribute_loop): Apply cost
9813 modeling also to detected patterns.
9815 2017-01-27 Richard Biener <rguenther@suse.de>
9817 PR tree-optimization/71433
9818 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
9819 (compare_assert_loc): New function.
9820 (process_assert_insertions): Sort and optimize assert locations
9821 to remove duplicates and push down identical assertions on
9822 edges to their destination block.
9824 2017-01-27 Richard Biener <rguenther@suse.de>
9826 PR tree-optimization/79244
9827 * tree-vrp.c (remove_range_assertions): Forcefully propagate
9828 out SSA names even if abnormal.
9830 2017-01-27 Jakub Jelinek <jakub@redhat.com>
9832 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
9833 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
9834 instead of MPFR_RNDN.
9836 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
9838 PR target/79239
9839 * arm.c (arm_option_override): Don't call build_target_option_node
9840 until after doing all option overrides.
9841 (arm_valid_target_attribute_tree): Likewise.
9843 2017-01-27 Martin Liska <mliska@suse.cz>
9845 * doc/invoke.texi (-fprofile-arcs): Document profiling support
9846 for {cd}tors and C++ {cd}tors.
9848 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
9850 * config/s390/s390.md ("*setmem_long_and")
9851 ("*setmem_long_and_31z"): Use zero_extend instead of and.
9853 2017-01-26 Martin Sebor <msebor@redhat.com>
9855 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
9856 of precision.
9858 2017-01-26 Martin Sebor <msebor@redhat.com>
9860 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
9861 HAVE_DFmode before using XFmode or DFmode.
9862 (parse_directive): Avoid using the z length modifier to avoid
9863 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
9865 PR middle-end/78703
9866 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
9867 to accept adjustment as an array.
9868 (get_int_range): New function.
9869 (struct directive): Make width and prec arrays.
9870 (directive::set_width, directive::set_precision): Call get_int_range.
9871 (format_integer, format_floating): Handle width and precision ranges.
9872 (format_string, parse_directive): Same.
9874 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9876 PR debug/79129
9877 * dwarf2out.c (generate_skeleton_bottom_up): For children with
9878 comdat_type_p set, just clone them, but keep the children in the
9879 original DIE.
9881 PR debug/78835
9882 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
9883 which have direct callers with -fvar-tracking-assignments enabled
9884 in the current TU.
9885 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
9886 inside of type units.
9888 2017-01-26 Martin Sebor <msebor@redhat.com>
9890 PR middle-end/78703
9891 * gimple-ssa-sprintf.c (struct result_range): Add likely and
9892 unlikely counters.
9893 (struct format_result): Replace number_chars, number_chars_min,
9894 and number_chars_max with a single member of struct result_range.
9895 Remove bounded.
9896 (format_result::operator+=): Adjust.
9897 (struct fmtresult): Remove bounded. Handle likely and unlikely
9898 counters.
9899 (fmtresult::adjust_for_width_or_precision): New function.
9900 (fmtresult:type_max_digits): New function.
9901 (bytes_remaining): Handle likely and unlikely counters.
9902 (min_bytes_remaining): Remove.
9903 (format_percent): Simplify.
9904 (format_integer, format_floating): Set likely and unlikely counters.
9905 (get_string_length, format_character, format_string): Same.
9906 (format_plain, should_warn_p): New function.
9907 (maybe_warn): Call should_warn_p. Update diagnostic messages
9908 and handle those for all directives, including plain strings.
9909 (format_directive): Handle likely and unlikely counters.
9910 Remove unnecessary quoting from diagnostics. Add an informational
9911 note.
9912 (add_bytes): Remove.
9913 (pass_sprintf_length::compute_format_length): Simplify.
9914 (try_substitute_return_value): Handle likely and unlikely counters.
9916 2017-01-26 Carl Love <cel@us.ibm.com>
9918 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
9919 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
9921 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
9923 PR target/79131
9924 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
9925 endianess for subregs into account.
9926 * lra-constraints.c (lra_constraints): Do risky transformations
9927 always on the first iteration.
9928 * lra-lives.c (check_pseudos_live_through_calls): Add arg
9929 last_call_used_reg_set.
9930 (process_bb_lives): Define and use last_call_used_reg_set.
9931 * lra.c (lra): Always continue after lra_constraints on the first
9932 iteration.
9934 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
9936 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
9937 constant.
9938 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
9940 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9942 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
9943 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
9944 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
9945 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
9946 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
9947 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
9948 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
9949 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
9950 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
9952 2017-01-26 Marek Polacek <polacek@redhat.com>
9954 PR c/79199
9955 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
9956 for the third operand.
9958 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9960 PR middle-end/79236
9961 * omp-low.c (struct omp_context): Add simt_stmt field.
9962 (scan_omp_for): Return omp_context *.
9963 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
9964 context to the _simt_ SIMD stmt.
9965 (lower_omp_for): For combined SIMD with sibling _simt_
9966 SIMD, make sure to use the same decls in _looptemp_
9967 clauses as in the sibling.
9969 2017-01-26 David Sherwood <david.sherwood@arm.com>
9971 PR middle-end/79212
9972 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
9973 all contexts.
9975 2017-01-26 Jakub Jelinek <jakub@redhat.com>
9977 PR target/70465
9978 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
9979 emit fld b; fld a; if possible.
9981 * brig-builtins.def: Update copyright years.
9982 * config/arm/arm_acle_builtins.def: Update copyright years.
9984 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
9986 PR target/79179
9987 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
9988 constraint instead of o for the stxsd instruction.
9990 2017-01-25 Carl Love <cel@us.ibm.com>
9992 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
9993 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
9995 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
9997 * doc/invoke.texi (C++ Dialect Options): Fix typo.
9999 2017-01-25 Richard Biener <rguenther@suse.de>
10001 PR tree-optimization/69264
10002 * target.def (vector_alignment_reachable): Improve documentation.
10003 * doc/tm.texi: Regenerate.
10004 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
10005 and add a comment.
10006 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
10007 earlier changes with respect to TYPE_USER_ALIGN.
10008 (vector_alignment_reachable_p): Likewise. Improve dumping.
10010 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10012 PR target/79145
10013 * config/arm/arm.md (xordi3): Force constant operand into a register
10014 for TARGET_IWMMXT.
10016 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10018 * doc/invoke.texi (-fstore-merging): Correct default optimization
10019 levels at which it is enabled.
10020 (-O): Move -fstore-merging from list to...
10021 (-O2): ... Here.
10023 2017-01-25 Richard Biener <rguenther@suse.de>
10025 PR debug/78363
10026 * omp-expand.c: Include debug.h.
10027 (expand_omp_taskreg): Make sure to generate early debug before
10028 outlining anything from a function.
10029 (expand_omp_target): Likewise.
10030 (grid_expand_target_grid_body): Likewise.
10032 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
10034 PR lto/79061
10035 * asan.c (get_translation_unit_decl): New function.
10036 (asan_add_global): Extract modules file name from globals
10037 TRANSLATION_UNIT_DECL name.
10039 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
10041 PR target/77439
10042 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
10043 for long calls with APCS frame and VFP.
10045 2017-01-24 David Malcolm <dmalcolm@redhat.com>
10047 * cfg.c (original_copy_tables_initialized_p): New function.
10048 * cfg.h (original_copy_tables_initialized_p): New decl.
10049 * cfgrtl.c (relink_block_chain): Guard the call to
10050 free_original_copy_tables with a call to
10051 original_copy_tables_initialized_p.
10052 * cgraph.h (symtab_node::native_rtl_p): New decl.
10053 * cgraphunit.c (symtab_node::native_rtl_p): New function.
10054 (symtab_node::needed_p): Don't assert for early assembly output
10055 for __RTL functions.
10056 (cgraph_node::finalize_function): Set "force_output" for __RTL
10057 functions.
10058 (cgraph_node::analyze): Bail out early for __RTL functions.
10059 (analyze_functions): Update assertion to support __RTL functions.
10060 (cgraph_node::expand): Bail out early for __RTL functions.
10061 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
10062 __RTL functions.
10063 * function.h (struct function): Update comment for field
10064 "pass_startwith".
10065 * gimple-expr.c: Include "tree-pass.h".
10066 (gimple_has_body_p): Return false for __RTL functions.
10067 * Makefile.in (OBJS): Add run-rtl-passes.o.
10068 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
10069 accessor.
10070 (gcc::pass_manager::get_clean_slate): New accessor.
10071 * passes.c: Include "insn-addr.h".
10072 (should_skip_pass_p): Add logging. Update logic for running
10073 "expand" to be compatible with both __GIMPLE and __RTL. Guard
10074 property-provider override so it is only done for gimple passes.
10075 Don't skip dfinit.
10076 (skip_pass): New function.
10077 (execute_one_pass): Call skip_pass when skipping passes.
10078 * read-md.c (md_reader::read_char): Support filtering
10079 the input to a subset of line numbers.
10080 (md_reader::md_reader): Initialize fields
10081 m_first_line and m_last_line.
10082 (md_reader::read_file_fragment): New function.
10083 * read-md.h (md_reader::read_file_fragment): New decl.
10084 (md_reader::m_first_line): New field.
10085 (md_reader::m_last_line): New field.
10086 * read-rtl-function.c (function_reader::create_function): Only
10087 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
10088 curr_properties. Set DECL_INITIAL to a dummy block.
10089 (read_rtl_function_body_from_file_range): New function.
10090 * read-rtl-function.h (read_rtl_function_body_from_file_range):
10091 New decl.
10092 * run-rtl-passes.c: New file.
10093 * run-rtl-passes.h: New file.
10095 2017-01-24 Jeff Law <law@redhat.com>
10097 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
10098 buffer size.
10100 2017-01-24 Bin Cheng <bin.cheng@arm.com>
10102 PR tree-optimization/79159
10103 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
10104 (record_nonwrapping_iv): Improve boundary using above function if no
10105 value range information.
10107 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
10108 Martin Jambor <mjambor@suse.cz>
10110 * brig-builtins.def: New file.
10111 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
10112 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
10113 (DEF_HSAIL_SAT_BUILTIN): Likewise.
10114 (DEF_HSAIL_INTR_BUILTIN): Likewise.
10115 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
10116 * builtin-types.def (BT_INT8): New.
10117 (BT_INT16): Likewise.
10118 (BT_UINT8): Likewise.
10119 (BT_UINT16): Likewise.
10120 (BT_FN_ULONG): Likewise.
10121 (BT_FN_UINT_INT): Likewise.
10122 (BT_FN_UINT_ULONG): Likewise.
10123 (BT_FN_UINT_LONG): Likewise.
10124 (BT_FN_UINT_PTR): Likewise.
10125 (BT_FN_ULONG_PTR): Likewise.
10126 (BT_FN_INT8_FLOAT): Likewise.
10127 (BT_FN_INT16_FLOAT): Likewise.
10128 (BT_FN_UINT32_FLOAT): Likewise.
10129 (BT_FN_UINT16_FLOAT): Likewise.
10130 (BT_FN_UINT8_FLOAT): Likewise.
10131 (BT_FN_UINT64_FLOAT): Likewise.
10132 (BT_FN_UINT16_UINT32): Likewise.
10133 (BT_FN_UINT32_UINT16): Likewise.
10134 (BT_FN_UINT16_UINT16_UINT16): Likewise.
10135 (BT_FN_INT_PTR_INT): Likewise.
10136 (BT_FN_UINT_PTR_UINT): Likewise.
10137 (BT_FN_LONG_PTR_LONG): Likewise.
10138 (BT_FN_ULONG_PTR_ULONG): Likewise.
10139 (BT_FN_VOID_UINT64_UINT64): Likewise.
10140 (BT_FN_UINT8_UINT8_UINT8): Likewise.
10141 (BT_FN_INT8_INT8_INT8): Likewise.
10142 (BT_FN_INT16_INT16_INT16): Likewise.
10143 (BT_FN_INT_INT_INT): Likewise.
10144 (BT_FN_UINT_FLOAT_UINT): Likewise.
10145 (BT_FN_FLOAT_UINT_UINT): Likewise.
10146 (BT_FN_ULONG_UINT_UINT): Likewise.
10147 (BT_FN_ULONG_UINT_PTR): Likewise.
10148 (BT_FN_ULONG_ULONG_ULONG): Likewise.
10149 (BT_FN_UINT_UINT_UINT): Likewise.
10150 (BT_FN_VOID_UINT_PTR): Likewise.
10151 (BT_FN_UINT_UINT_PTR: Likewise.
10152 (BT_FN_UINT32_UINT64_PTR): Likewise.
10153 (BT_FN_INT_INT_UINT_UINT): Likewise.
10154 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
10155 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
10156 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
10157 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
10158 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
10159 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
10160 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
10161 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
10162 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
10163 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
10164 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
10165 * doc/frontends.texi: List BRIG FE.
10166 * doc/install.texi (Testing): Add BRIG tesring requirements.
10167 * doc/invoke.texi (Overall Options): Mention BRIG.
10168 * doc/standards.texi (Standards): Doucment BRIG HSA version.
10170 2017-01-24 Richard Biener <rguenther@suse.de>
10172 PR translation/79208
10173 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
10175 2017-01-24 Martin Jambor <mjambor@suse.cz>
10177 PR bootstrap/79198
10178 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
10179 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
10180 and known_contexts.
10182 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
10184 PR middle-end/79123
10185 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
10186 casts from signed to unsigned really don't have a range.
10188 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
10190 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
10191 GMP_RNDx for compatiblity.
10193 2017-01-24 Martin Liska <mliska@suse.cz>
10195 PR bootstrap/79132
10196 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
10197 that would prevent us to call alloca with -1 as argument.
10199 2017-01-24 Jakub Jelinek <jakub@redhat.com>
10201 * dwarf2out.c (output_compilation_unit_header, output_file_names):
10202 Avoid -Wformat-security warning.
10204 2017-01-23 Andrew Pinski <apinski@cavium.com>
10206 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
10207 cost table.
10209 2017-01-23 Martin Sebor <msebor@redhat.com>
10211 PR middle-end/78703
10212 * gimple-ssa-sprintf.c (warn_level): New global.
10213 (format_integer): Use it here and throughout the rest of the file.
10214 Use the same switch to compute sign as base.
10215 (maybe_warn): New function.
10216 (format_directive): Factor out warnings into maybe_warn.
10217 Add debugging output. Use warn_level.
10218 (add_bytes): Use warn_level.
10219 (pass_sprintf_length::compute_format_length): Add debugging output.
10220 (try_substitute_return_value): Same.
10221 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
10223 PR middle-end/78703
10224 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
10225 (struct fmtresult, format_integer, format_floating): Adjust.
10226 (fmtresult::fmtresult): Set max correctly in two argument ctor.
10227 (get_string_length, format_string,format_directive): Same.
10228 (pass_sprintf_length::compute_format_length): Same.
10229 (try_substitute_return_value): Simplify slightly.
10231 PR middle-end/78703
10232 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
10233 (fmtresult::operator+=): Outlined.
10234 (struct fmtresult): Add ctors.
10235 (struct conversion_spec): Rename...
10236 (struct directive): ...to this. Add and remove data members.
10237 (directive::set_width, directive::set_precision): New functions.
10238 (format_percent): Use fmtresult ctor.
10239 (get_width_and_precision): Remove.
10240 (format_integer): Make naming changes. Avoid computing width and
10241 precision.
10242 (format_floating): Same. Adjust indentation.
10243 (format_character, format_none): New functions.
10244 (format_string): Moved character handling to format_character.
10245 (format_directive): Remove arguments, change return type.
10246 (parse_directive): New function.
10247 (pass_sprintf_length::compute_format_length): Move directive
10248 parsing to parse_directive.
10250 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10252 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
10253 (assign_assembler_name_if_needed): ... this.
10254 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
10255 (assign_assembler_name_if_needed): ... this.
10256 (free_lang_data_in_cgraph): Adjust callers.
10257 * cgraphunit.c (cgraph_node::analyze): Likewise.
10258 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
10259 Likewise.
10261 2017-01-23 Richard Biener <rguenther@suse.de>
10263 PR tree-optimization/79088
10264 PR tree-optimization/79188
10265 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
10266 resetting loop bounds after last path deletion. Reset loop
10267 bounds of the target loop, make code match the comments.
10268 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
10269 Make sure loops need no fixups.
10271 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
10273 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
10274 exponent support with double type for first argument.
10275 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
10276 type returned by __builtin_vec_extract_sig,
10277 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
10278 functions from "vector int" to "vector unsigned int" or from
10279 "vector long long int" to "vector unsigned long long int".
10280 Changed type returned by __builtin_vec_extract_exp,
10281 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
10282 functions from "vector int" to "vector unsigned int" or from
10283 "vector long long int" to "vector unsigned long long int".
10284 Changed return type of __builtin_vec_test_data_class,
10285 __builtin_vec_test_data_class_sp, and
10286 __builtin_vec_test_data_class_dp from "vector int" to
10287 "vector bool int" or from "vector long long int" to "vector bool
10288 long long int" and changed second argument type from "unsigned
10289 int" to "int". Added new overloaded function forms "vector float
10290 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
10291 "vector float __builtin_vec_insert_exp_sp (vector float, vector
10292 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
10293 double, vector unsigned long long int)" and "vector double
10294 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
10295 long int)". Changed return type of
10296 __builtin_scalar_test_data_class and
10297 __builtin_scalar_test_data_class_sp and
10298 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
10299 int" and changed second argument from "unsigned int" to "int".
10300 Changed type returned by __builtin_scalar_test_neg,
10301 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
10302 from "int" to "bool int". Added new overloaded function form
10303 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
10304 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
10305 exponent double-precision with floating point first argument.
10306 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
10307 documentation of scalar_test_data_class, scalar_test_neg,
10308 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
10309 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
10310 vec_test_data_class built-in functions to reflect refinements in
10311 their type signatures.
10313 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
10315 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
10316 size of buf.
10317 (aarch64_elf_asm_destructor): Likewise.
10319 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
10321 PR rtl-optimization/78634
10322 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
10323 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
10324 * ifcvt.c (noce_try_cmove): Add missing cost check.
10326 PR rtl-optimization/71724
10327 * combine.c (if_then_else_cond): Look for situations where it is
10328 beneficial to undo the work of one of the recursive calls.
10330 2017-01-23 Bin Cheng <bin.cheng@arm.com>
10332 PR tree-optimization/70754
10333 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
10334 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
10335 combined stmt before it if not NULL.
10336 (combine_chains): Process refs reversely and compute dominance point
10337 for root ref.
10339 2017-01-23 Martin Liska <mliska@suse.cz>
10341 PR tree-optimization/79196
10342 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
10343 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
10344 instead of memcmp.
10345 (strlen_optimize_stmt): Call the renamed function.
10347 2017-01-23 Michael Matz <matz@suse.de>
10349 PR tree-optimization/78384
10350 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
10352 2017-01-23 Richard Biener <rguenther@suse.de>
10354 PR tree-optimization/79186
10355 * tree-vrp.c (register_new_assert_for): Make sure we've seen
10356 both incoming edges before moving an assert.
10358 2017-01-23 Martin Jambor <mjambor@suse.cz>
10360 * ipa-prop.c (load_from_param_1): Removed.
10361 (load_from_unmodified_param): Bits from load_from_param_1 put back
10362 here.
10363 (load_from_param): Removed.
10364 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
10365 with stmt. Reverted back to use of load_from_unmodified_param.
10367 2017-01-23 Martin Jambor <mjambor@suse.cz>
10369 PR ipa/79108
10370 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
10371 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
10372 field a pointer to garbage collected vector, mark lattices and
10373 ipcp_orig_node with GTY((skip)).
10374 (ipa_get_param_count): Adjust to descriptors being a pointer.
10375 (ipa_get_param): Likewise.
10376 (ipa_get_type): Likewise.
10377 (ipa_get_param_move_cost): Likewise.
10378 (ipa_set_param_used): Likewise.
10379 (ipa_get_controlled_uses): Likewise.
10380 (ipa_set_controlled_uses): Likewise.
10381 (ipa_is_param_used): Likewise.
10382 (ipa_node_params_t): Move into garbage collector. New methods insert
10383 and remove.
10384 (ipa_node_params_sum): Annotate wth GTY(()).
10385 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
10386 garbage collected.
10387 (ipa_load_from_parm_agg): Adjust declaration.
10388 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
10389 * ipa-profile.c (ipa_profile): Likewise.
10390 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
10391 (ipa_populate_param_decls): Make descriptors parameter garbage
10392 collected.
10393 (ipa_dump_param): Adjust to descriptors being a pointer.
10394 (ipa_alloc_node_params): Likewise.
10395 (ipa_initialize_node_params): Likewise.
10396 (load_from_param_1): Make descriptors parameter garbage collected.
10397 (load_from_unmodified_param): Likewise.
10398 (load_from_param): Likewise.
10399 (ipa_load_from_parm_agg): Likewise.
10400 (ipa_node_params::~ipa_node_params): Removed.
10401 (ipa_free_all_node_params): Remove call to delete operator.
10402 (ipa_node_params_t::insert): New.
10403 (ipa_node_params_t::remove): Likewise.
10404 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
10405 copy known_csts and known_contexts vectors.
10406 (ipa_read_node_info): Adjust to descriptors being a pointer.
10407 (ipcp_modif_dom_walker): Make m_descriptors field garbage
10408 collected.
10409 (ipcp_transform_function): Make descriptors variable garbage
10410 collected.
10412 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
10414 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
10415 * config/i386/avx512dqintrin.h: Ditto.
10416 * config/i386/avx512fintrin.h: Ditto.
10417 * gcc/config/i386/i386.c: Handle new builtins.
10418 * config/i386/i386-builtin.def: Add new builtins.
10419 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
10420 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
10422 2017-01-23 Jakub Jelinek <jakub@redhat.com>
10423 Martin Liska <mliska@suse.cz>
10425 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
10426 * asan.c (asan_expand_poison_ifn): Support stores and use
10427 appropriate ASAN report function.
10428 * internal-fn.c (expand_ASAN_POISON_USE): New function.
10429 * internal-fn.def (ASAN_POISON_USE): Declare.
10430 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
10431 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
10432 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
10433 ASAN_POISON calls w/o LHS.
10434 * tree-ssa.c (execute_update_addresses_taken): Create clobber
10435 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
10436 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
10437 * gimplify.c (asan_poison_variables): Add attribute
10438 use_after_scope_memory to variables that really needs to live
10439 in memory.
10440 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
10441 having the attribute.
10443 2017-01-23 Martin Liska <mliska@suse.cz>
10445 * asan.c (create_asan_shadow_var): New function.
10446 (asan_expand_poison_ifn): Likewise.
10447 * asan.h (asan_expand_poison_ifn): New declaration.
10448 * internal-fn.c (expand_ASAN_POISON): Likewise.
10449 * internal-fn.def (ASAN_POISON): New builtin.
10450 * sanopt.c (pass_sanopt::execute): Expand
10451 asan_expand_poison_ifn.
10452 * tree-inline.c (copy_decl_for_dup_finish): Make function
10453 external.
10454 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
10455 * tree-ssa.c (is_asan_mark_p): New function.
10456 (execute_update_addresses_taken): Rewrite local variables
10457 (identified just by use-after-scope as addressable) into SSA.
10459 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10461 * doc/install.texi (Specific): opensource.apple.com uses https
10462 now. Remove trailing slash.
10464 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
10466 * README.Portability: Remove note on an Irix compatibility issue.
10468 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
10470 * gcov.c (INCLUDE_ALGORITHM): Define.
10471 (INCLUDE_VECTOR): Define.
10472 No longer include <vector> and <algorithm> directly.
10474 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
10476 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
10477 to https.
10478 * doc/invoke.texi (Code Gen Options): Ditto.
10480 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
10482 PR lto/78407
10483 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
10485 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
10487 rtl-optimization/79125
10488 * cprop.c (local_cprop_pass): Handle cases where we make an
10489 unconditional trap.
10491 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
10493 PR target/61729
10494 PR target/77850
10495 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
10496 read from, for big endian.
10498 2017-01-20 Jiong Wang <jiong.wang@arm.com>
10500 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
10501 register pauth builtins for LP64 only.
10503 2017-01-20 Marek Polacek <polacek@redhat.com>
10505 PR c/79152
10506 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
10507 non-case labels.
10509 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10511 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
10512 of safelen status.
10513 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
10514 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
10515 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
10517 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10519 PR target/71270
10520 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
10521 in big-endian mode when they are not a single duplicated value.
10523 2017-01-20 Richard Biener <rguenther@suse.de>
10525 * BASE-VER: Bump to 7.0.1.
10527 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
10529 * omp-low.c (omplow_simd_context): New struct. Use it...
10530 (lower_rec_simd_input_clauses): ...here and...
10531 (lower_rec_input_clauses): ...here to hold common data. Adjust all
10532 references to idx, lane, max_vf, is_simt.
10534 2017-01-20 Graham Markall <graham.markall@embecosm.com>
10536 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
10537 mcpu=nps400.
10539 2017-01-20 Martin Jambor <mjambor@suse.cz>
10541 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
10542 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
10543 gt-hsa-common.h.
10544 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
10545 (GTFILES): Rename hsa.c to hsa-common.c.
10546 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
10547 * hsa-dump.c: Likewise.
10548 * hsa-gen.c: Likewise.
10549 * hsa-regalloc.c: Likewise.
10550 * ipa-hsa.c: Likewise.
10551 * omp-expand.c: Likewise.
10552 * omp-low.c: Likewise.
10553 * toplev.c: Likewise.
10555 2017-01-20 Marek Polacek <polacek@redhat.com>
10557 PR c/64279
10558 * doc/invoke.texi: Document -Wduplicated-branches.
10559 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
10560 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
10561 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
10562 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
10563 return 0 only when not OEP_LEXICOGRAPHIC.
10564 (fold_build_cleanup_point_expr): Use the expression
10565 location when building CLEANUP_POINT_EXPR.
10566 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
10567 * tree.c (add_expr): Handle error_mark_node.
10569 2017-01-20 Martin Liska <mliska@suse.cz>
10571 PR lto/69188
10572 * tree-profile.c (init_ic_make_global_vars): Do not call
10573 finalize_decl.
10574 (gimple_init_gcov_profiler): Likewise.
10576 2017-01-20 Martin Liska <mliska@suse.cz>
10578 PR ipa/71190
10579 * cgraph.h (maybe_create_reference): Remove argument and
10580 update comment.
10581 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
10582 argument.
10583 * ipa-cp.c (create_specialized_node): Likewise.
10584 * symtab.c (symtab_node::maybe_create_reference): Handle
10585 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
10587 2017-01-20 Martin Liska <mliska@suse.cz>
10589 * read-rtl-function.c (function_reader::create_function): Use
10590 build_decl instread of build_decl_stat.
10592 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
10594 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
10595 * config/i386/avx512dqintrin.h: Ditto.
10596 * config/i386/avx512fintrin.h: Ditto.
10597 * config/i386/i386-builtin-types.def: Add new types.
10598 * gcc/config/i386/i386.c: Handle new types.
10599 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
10600 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
10601 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
10602 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
10603 (__builtin_ia32_kshiftridi): New.
10604 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
10606 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
10608 PR target/78875
10609 PR target/79140
10610 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
10611 define to rs6000_init_stack_protect_guard.
10612 (rs6000_init_stack_protect_guard): New function.
10614 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10615 Yunqiang Su <yunqiang.su@imgtec.com>
10617 * config.gcc (supported_defaults): Add madd4.
10618 (with_madd4): Add validation.
10619 (all_defaults): Add madd4.
10620 * config/mips/mips.opt (mmadd4): New option.
10621 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10622 mmadd4.
10623 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10624 __mips_no_madd4.
10625 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
10626 (ISA_HAS_FUSED_MADD4): Likewise.
10627 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
10628 * gcc/doc/install.texi (--with-madd4): Document the new option.
10630 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10632 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
10633 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
10634 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
10635 (aarch64_init_pauth_hint_builtins): New.
10636 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
10637 (aarch64_expand_builtin): Expand new builtins.
10639 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10641 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
10642 * combine-stack-adj.c (no_unhandled_cfa): Handle
10643 REG_CFA_TOGGLE_RA_MANGLE.
10644 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
10645 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
10646 info for return address signing.
10647 (aarch64_expand_epilogue): Likewise.
10649 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10651 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
10652 * config/aarch64/aarch64-protos.h
10653 (aarch64_return_address_signing_enabled): New declaration.
10654 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
10655 New function.
10656 (aarch64_expand_prologue): Sign return address before it's pushed onto
10657 stack.
10658 (aarch64_expand_epilogue): Authenticate return address fetched from
10659 stack.
10660 (aarch64_override_options): Sanity check for ILP32 and ISA level.
10661 (aarch64_attributes): New function attributes for "sign-return-address".
10662 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
10663 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
10664 ("*do_return"): Generate combined instructions according to key index.
10665 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
10666 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
10667 iterators.
10668 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
10669 * config/aarch64/aarch64.opt (msign-return-address=): New.
10670 * doc/extend.texi (AArch64 Function Attributes): Documents
10671 "sign-return-address=".
10672 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
10674 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
10676 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
10677 overall option summary.
10679 2017-01-19 Jiong Wang <jiong.wang@arm.com>
10681 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
10682 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
10683 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
10684 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
10686 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
10688 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
10689 -mpower9-minmax by default for -mcpu=power9.
10690 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
10691 128-bit floating point.
10693 2017-01-20 Alan Modra <amodra@gmail.com>
10695 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
10696 optimizing for size.
10698 2017-01-20 Alan Modra <amodra@gmail.com>
10700 PR target/79144
10701 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
10702 for strcmp and strncmp from corresponding builtin decl.
10704 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10706 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
10707 instead of i386/rtems-64.h.
10708 * config/i386/rtems-64.h: Remove.
10710 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
10712 PR target/78478
10713 Revert:
10714 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
10716 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
10718 2017-01-19 Tamar Christina <tamar.christina@arm.com>
10720 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
10721 Change int to HOST_WIDE_INT.
10722 * config/aarch64/aarch64-protos.h
10723 (aarch64_simd_gen_const_vector_dup): Likewise.
10724 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
10726 2017-01-19 David Malcolm <dmalcolm@redhat.com>
10728 * langhooks-def.h (lhd_type_for_size): New decl.
10729 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
10730 * langhooks.c (lhd_type_for_size): New function, taken from
10731 lto_type_for_size.
10733 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
10735 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
10736 define_bypass for CR latency.
10737 (power9-cracked-alu): Update bypass latency and remove power9-branch.
10738 (power9-alu2): Add define_bypass for CR latency.
10739 (power9-cmp): New.
10740 (power9-mul): Update insn latency.
10741 (power9-mul-compare): Update insn latency, bypass latency and remove
10742 power9-branch.
10744 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10746 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
10747 Delete.
10748 * config/aarch64/aarch64.md
10749 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
10750 aarch64_nopcrelative_literal_loads.
10751 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
10753 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
10755 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
10756 TARGET_LOONGSON_3A.
10757 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
10759 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
10761 PR target/78176
10762 * config.gcc (supported_defaults): Add lxc1-sxc1.
10763 (with_lxc1_sxc1): Add validation.
10764 (all_defaults): Add lxc1-sxc1.
10765 * config/mips/mips.opt (mlxc1-sxc1): New option.
10766 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10767 mlxc1-sxc1.
10768 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
10769 __mips_no_lxc1_sxc1.
10770 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
10771 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
10772 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
10774 2017-01-19 Richard Biener <rguenther@suse.de>
10776 PR tree-optimization/72488
10777 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
10778 sure to restore SSA info.
10779 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
10781 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
10783 PR rtl-optimization/79121
10784 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
10785 of the inner type when shifting an extended value.
10787 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
10789 PR lto/78407
10790 * symtab.c (symtab_node::equal_address_to): Fix comparing of
10791 interposable aliases.
10793 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
10795 PR target/78516
10796 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
10797 Use the evmergelohi instruction.
10798 (mov_si<mode>_e500_subreg4_2_le): Likewise.
10799 (mov_sitf_e500_subreg8_2_be): Likewise.
10800 (mov_sitf_e500_subreg12_2_le): Likewise.
10801 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
10802 (mov_si<mode>_e500_subreg4_2_be): Likewise.
10803 (mov_sitf_e500_subreg8_2_le): Likewise.
10804 (mov_sitf_e500_subreg12_2_be): Likewise.
10806 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10808 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
10809 attribute from vecsimple to vecperm.
10810 (altivec_vbpermq2): Likewise.
10812 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10814 PR target/79040
10815 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
10817 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10818 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
10819 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
10820 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
10821 case where N arg is SIZE_MAX.
10822 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
10823 (cmpstrsi): Add pattern.
10825 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
10827 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10828 __builtin_vec_revb builtins.
10829 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
10830 built-in functions to support generation of the ISA 3.0 XXBR<x>
10831 vector byte reverse instructions.
10832 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
10833 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
10834 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
10835 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
10836 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
10837 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
10838 (P9V_BUILTIN_VEC_REVB): Likewise.
10839 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
10840 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
10841 (p9_xxbrq_v16qi): Likewise.
10842 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
10843 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
10844 (p9_xxbrh_v8hi): Likewise.
10845 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
10846 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
10847 vec_revb built-in functions.
10849 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
10851 PR rtl-optimization/78952
10852 * config/i386/i386.md (any_extract): New code iterator.
10853 (*insvqi_2): Use any_extract for source operand.
10854 (*insvqi_3): Use any_shiftrt for source operand.
10856 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
10858 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
10859 New function.
10860 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
10862 2017-01-18 Matthias Klose <doko@ubuntu.com>
10864 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
10866 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10868 * config/rs6000/altivec.h (vec_bperm): Change #define.
10869 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
10870 (altivec_vbpermq2): New define_insn.
10871 (altivec_vbpermd): Likewise.
10872 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
10873 function interface.
10874 (VBPERMD): Likewise.
10875 (VBPERM): New polymorphic function interface.
10876 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
10877 Add entries for P9V_BUILTIN_VEC_VBPERM.
10878 * doc/extend.texi: Add interfaces for vec_bperm.
10880 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10882 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
10883 first letter of error messages.
10884 (s390_resolve_overloaded_builtin): Likewise.
10885 * config/s390/s390.c (s390_expand_builtin): Likewise.
10886 (s390_invalid_arg_for_unprototyped_fn): Likewise.
10887 (s390_valid_target_attribute_inner_p): Likewise.
10888 * config/s390/s390.md ("tabort"): Likewise.
10890 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
10892 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
10893 (ISA_AVOID_DIV_HILO): New macro.
10894 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
10895 (ISA_HAS_DDIV): Likewise.
10897 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10899 * doc/invoke.texi (fabi-version): Correct number of occurrences.
10901 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10903 * doc/invoke.texi (fabi-version): Spelling fix.
10905 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10907 PR c++/70182
10908 * doc/invoke.texi (fabi-version): Mention mangling fix for
10909 operator names.
10911 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
10913 PR c++/77489
10914 * doc/invoke.texi (fabi-version): Document discriminator mangling.
10916 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
10918 PR target/78875
10919 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
10920 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
10921 the new options.
10922 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
10923 flexible settings.
10924 (stack_protect_test): Ditto.
10925 * config/rs6000/rs6000.opt (mstack-protector-guard=,
10926 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
10927 options.
10928 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
10929 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
10930 -mstack-protector-guard-offset=.
10931 (RS/6000 and PowerPC Options): Ditto.
10933 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
10935 * config/i386/i386.h (MASK_CLASS_P): New define.
10936 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
10937 there are no registers from different register sets also when
10938 mask registers are used. Update function comment.
10939 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
10940 to (*k/*r) and (*k/*km) alternatives.
10942 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
10944 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
10945 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
10946 (EH_RETURN_HANDLER_RTX): New define.
10947 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
10948 Force frame pointer in EH return functions.
10949 (aarch64_expand_epilogue): Add barrier for eh_return.
10950 (aarch64_final_eh_return_addr): Remove.
10951 (aarch64_eh_return_handler_rtx): New function.
10952 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
10953 Remove.
10954 (aarch64_eh_return_handler_rtx): New prototype.
10956 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10958 * config/rs6000/altivec.h (vec_rlmi): New #define.
10959 (vec_vrlnm): Likewise.
10960 (vec_rlnm): Likewise.
10961 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
10962 (UNSPEC_VRLNM): Likewise.
10963 (VIlong): New mode iterator.
10964 (altivec_vrl<VI_char>mi): New define_insn.
10965 (altivec_vrl<VI_char>nm): Likewise.
10966 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
10967 function entry.
10968 (VRLDNM): Likewise.
10969 (RLNM): New polymorphic function entry.
10970 (VRLWMI): New monomorphic function entry.
10971 (VRLDMI): Likewise.
10972 (RLMI): New polymorphic function entry.
10973 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
10974 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
10975 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
10976 vec_vrlnm.
10978 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10980 PR debug/78839
10981 * dwarf2out.c (field_byte_offset): Restore the
10982 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
10983 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
10984 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
10985 of build2 + fold.
10987 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
10989 PR ada/67205
10990 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
10992 2017-01-17 Jakub Jelinek <jakub@redhat.com>
10994 PR debug/71669
10995 * dwarf2out.c (add_data_member_location_attribute): For constant
10996 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
10997 instead of DW_AT_data_member_location, DW_AT_bit_offset and
10998 DW_AT_byte_size attributes.
11000 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
11002 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
11003 after forcing to constant memory when the code model is medium.
11005 2017-01-17 Julia Koval <julia.koval@intel.com>
11007 PR target/76731
11008 * config/i386/avx512fintrin.h
11009 (_mm512_i32gather_ps): Change __addr type to void const*.
11010 (_mm512_mask_i32gather_ps): Ditto.
11011 (_mm512_i32gather_pd): Ditto.
11012 (_mm512_mask_i32gather_pd): Ditto.
11013 (_mm512_i64gather_ps): Ditto.
11014 (_mm512_mask_i64gather_ps): Ditto.
11015 (_mm512_i64gather_pd): Ditto.
11016 (_mm512_mask_i64gather_pd): Ditto.
11017 (_mm512_i32gather_epi32): Ditto.
11018 (_mm512_mask_i32gather_epi32): Ditto.
11019 (_mm512_i32gather_epi64): Ditto.
11020 (_mm512_mask_i32gather_epi64): Ditto.
11021 (_mm512_i64gather_epi32): Ditto.
11022 (_mm512_mask_i64gather_epi32): Ditto.
11023 (_mm512_i64gather_epi64): Ditto.
11024 (_mm512_mask_i64gather_epi64): Ditto.
11025 (_mm512_i32scatter_ps): Change __addr type to void*.
11026 (_mm512_mask_i32scatter_ps): Ditto.
11027 (_mm512_i32scatter_pd): Ditto.
11028 (_mm512_mask_i32scatter_pd): Ditto.
11029 (_mm512_i64scatter_ps): Ditto.
11030 (_mm512_mask_i64scatter_ps): Ditto.
11031 (_mm512_i64scatter_pd): Ditto.
11032 (_mm512_mask_i64scatter_pd): Ditto.
11033 (_mm512_i32scatter_epi32): Ditto.
11034 (_mm512_mask_i32scatter_epi32): Ditto.
11035 (_mm512_i32scatter_epi64): Ditto.
11036 (_mm512_mask_i32scatter_epi64): Ditto.
11037 (_mm512_i64scatter_epi32): Ditto.
11038 (_mm512_mask_i64scatter_epi32): Ditto.
11039 (_mm512_i64scatter_epi64): Ditto.
11040 (_mm512_mask_i64scatter_epi64): Ditto.
11041 * config/i386/avx512pfintrin.h
11042 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
11043 (_mm512_mask_prefetch_i32gather_ps): Ditto.
11044 (_mm512_mask_prefetch_i64gather_pd): Ditto.
11045 (_mm512_mask_prefetch_i64gather_ps): Ditto.
11046 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
11047 (_mm512_prefetch_i32scatter_ps): Ditto.
11048 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
11049 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
11050 (_mm512_prefetch_i64scatter_pd): Ditto.
11051 (_mm512_prefetch_i64scatter_ps): Ditto.
11052 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
11053 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
11054 * config/i386/avx512vlintrin.h
11055 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
11056 (_mm_mmask_i32gather_ps): Ditto.
11057 (_mm256_mmask_i32gather_pd): Ditto.
11058 (_mm_mmask_i32gather_pd): Ditto.
11059 (_mm256_mmask_i64gather_ps): Ditto.
11060 (_mm_mmask_i64gather_ps): Ditto.
11061 (_mm256_mmask_i64gather_pd): Ditto.
11062 (_mm_mmask_i64gather_pd): Ditto.
11063 (_mm256_mmask_i32gather_epi32): Ditto.
11064 (_mm_mmask_i32gather_epi32): Ditto.
11065 (_mm256_mmask_i32gather_epi64): Ditto.
11066 (_mm_mmask_i32gather_epi64): Ditto.
11067 (_mm256_mmask_i64gather_epi32): Ditto.
11068 (_mm_mmask_i64gather_epi32): Ditto.
11069 (_mm256_mmask_i64gather_epi64): Ditto.
11070 (_mm_mmask_i64gather_epi64): Ditto.
11071 (_mm256_i32scatter_ps): Change __addr type to void*.
11072 (_mm256_mask_i32scatter_ps): Ditto.
11073 (_mm_i32scatter_ps): Ditto.
11074 (_mm_mask_i32scatter_ps): Ditto.
11075 (_mm256_i32scatter_pd): Ditto.
11076 (_mm256_mask_i32scatter_pd): Ditto.
11077 (_mm_i32scatter_pd): Ditto.
11078 (_mm_mask_i32scatter_pd): Ditto.
11079 (_mm256_i64scatter_ps): Ditto.
11080 (_mm256_mask_i64scatter_ps): Ditto.
11081 (_mm_i64scatter_ps): Ditto.
11082 (_mm_mask_i64scatter_ps): Ditto.
11083 (_mm256_i64scatter_pd): Ditto.
11084 (_mm256_mask_i64scatter_pd): Ditto.
11085 (_mm_i64scatter_pd): Ditto.
11086 (_mm_mask_i64scatter_pd): Ditto.
11087 (_mm256_i32scatter_epi32): Ditto.
11088 (_mm256_mask_i32scatter_epi32): Ditto.
11089 (_mm_i32scatter_epi32): Ditto.
11090 (_mm_mask_i32scatter_epi32): Ditto.
11091 (_mm256_i32scatter_epi64): Ditto.
11092 (_mm256_mask_i32scatter_epi64): Ditto.
11093 (_mm_i32scatter_epi64): Ditto.
11094 (_mm_mask_i32scatter_epi64): Ditto.
11095 (_mm256_i64scatter_epi32): Ditto.
11096 (_mm256_mask_i64scatter_epi32): Ditto.
11097 (_mm_i64scatter_epi32): Ditto.
11098 (_mm_mask_i64scatter_epi32): Ditto.
11099 (_mm256_i64scatter_epi64): Ditto.
11100 (_mm256_mask_i64scatter_epi64): Ditto.
11101 (_mm_i64scatter_epi64): Ditto.
11102 (_mm_mask_i64scatter_epi64): Ditto.
11103 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
11104 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
11105 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
11106 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
11107 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
11108 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
11109 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
11110 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
11111 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
11112 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
11113 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
11114 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
11115 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
11116 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
11117 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
11118 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
11119 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
11120 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
11121 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
11122 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
11123 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
11124 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
11125 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
11126 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
11127 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
11128 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
11129 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
11130 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
11131 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
11132 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
11133 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
11134 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
11135 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
11136 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
11137 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
11138 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
11139 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
11140 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
11141 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
11142 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
11143 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
11144 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
11145 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
11146 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
11147 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
11148 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
11149 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
11150 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
11151 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
11152 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
11153 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
11154 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
11155 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
11156 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
11157 definitions accordingly.
11159 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
11160 Kuan-Lin Chen <kuanlinchentw@gmail.com>
11162 PR target/79079
11163 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
11164 gen_lowpart.
11166 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
11168 PR target/79058
11169 * ira-conflicts.c (ira_build_conflicts): Update total conflict
11170 hard regs for inner regno.
11172 2017-01-17 Martin Liska <mliska@suse.cz>
11174 PR ipa/71207
11175 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
11176 assumption and add comment.
11178 2017-01-17 Nathan Sidwell <nathan@acm.org>
11180 * ipa-visibility.c (localize_node): New function, broken out of ...
11181 (function_and_variable_visibility): ... here. Call it.
11183 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
11185 PR middle-end/77445
11186 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
11187 correctly set frequency of oudgoing edge.
11188 (duplicate_thread_path): Fix profile updating.
11190 2017-01-17 Jakub Jelinek <jakub@redhat.com>
11192 PR other/79046
11193 * configure.ac: Add GCC_BASE_VER.
11194 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
11195 version from BASE-VER file.
11196 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
11197 (gcc.o): Depend on $(BASEVER).
11198 * common.opt (dumpfullversion): New option.
11199 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
11200 * doc/invoke.texi: Document -dumpfullversion.
11201 * doc/install.texi: Document --with-gcc-major-version-only.
11202 * configure: Regenerated.
11204 2017-01-17 Richard Biener <rguenther@suse.de>
11206 PR tree-optimization/71433
11207 * tree-vrp.c (register_new_assert_for): Merge same asserts
11208 on all incoming edges.
11209 (process_assert_insertions_for): Handle insertions at the
11210 beginning of BBs.
11212 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
11214 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
11215 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
11217 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
11219 PR target/78633
11220 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
11221 RTL sharing.
11223 2017-01-17 Alan Modra <amodra@gmail.com>
11225 PR target/79066
11226 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
11227 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
11228 symbolic stack limit when pic.
11230 2017-01-16 Martin Sebor <msebor@redhat.com>
11232 PR tree-optimization/78608
11233 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
11235 2017-01-16 Jeff Law <law@redhat.com>
11237 Revert:
11238 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
11239 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
11240 for several include directories that may be relative to sysroot.
11241 * config/i386/x-mingw32 (gplus_includedir): Define.
11242 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
11243 (native_system_includedir): Likewise.
11244 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
11245 override if TARGET_SYSTEM_ROOT is defined.
11246 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
11248 PR tree-optimization/79090
11249 PR tree-optimization/33562
11250 PR tree-optimization/61912
11251 PR tree-optimization/77485
11252 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
11253 and computed trims into the dump file.
11255 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
11259 2017-01-16 Jakub Jelinek <jakub@redhat.com>
11261 PR c/79089
11262 * gimplify.c (gimplify_init_constructor): If want_value and
11263 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
11264 fix.
11266 PR target/79080
11267 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
11268 sequence. Formatting fixes.
11269 (doloop_optimize): Formatting fixes.
11271 PR driver/49726
11272 * gcc.c (debug_level_greater_than_spec_func): New function.
11273 (static_spec_functions): Add debug-level-gt spec function.
11274 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
11275 !g0.
11276 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11277 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
11278 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
11279 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
11280 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
11281 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
11283 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
11285 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
11286 QImode fixups to general and mask registers only.
11288 2017-01-16 Carl Love <cel@us.ibm.com>
11290 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
11291 for built-in functions
11292 vector signed char vec_nabs (vector signed char)
11293 vector signed short vec_nabs (vector signed short)
11294 vector signed int vec_nabs (vector signed int)
11295 vector signed long long vec_nabs (vector signed long long)
11296 vector float vec_nabs (vector float)
11297 vector double vec_nabs (vector double)
11298 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
11299 and NABS overload.
11300 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
11301 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
11302 * doc/extend.texi: Update the documentation file for the new built-in
11303 functions.
11305 2017-01-16 Martin Sebor <msebor@redhat.com>
11307 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
11308 message.
11310 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11312 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
11313 UNSPEC_VSX__XXSPLTD to require special splat handling.
11315 2017-01-16 David Malcolm <dmalcolm@redhat.com>
11317 PR bootstrap/78616
11318 * system.h: Poison strndup.
11320 2017-01-16 Alan Modra <amodra@gmail.com>
11322 PR target/79098
11323 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
11324 use a switch.
11326 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
11328 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
11330 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
11332 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
11333 call recog here. Assert that INSN_CODE (insn) is non-negative.
11335 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11337 PR target/72749
11338 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
11339 fallthrough.
11340 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
11341 in the currently scheduled RTL fragment.
11343 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
11345 PR rtl-optimization/78751
11346 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
11347 give up.
11349 2017-01-14 Jeff Law <law@redhat.com>
11351 PR tree-optimization/79090
11352 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
11353 variable length stores.
11354 (compute_trims): Delete dead assignment to *trim_tail.
11355 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
11356 zero length.
11358 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
11360 PR rtl-optimization/78626
11361 PR rtl-optimization/78727
11362 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
11363 of a block, and split such blocks after everything else is finished.
11365 2017-01-14 Alan Modra <amodra@gmail.com>
11367 PR target/72749
11368 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
11369 target legitimate_combined_insn.
11370 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
11371 (rs6000_legitimate_combined_insn): New function.
11372 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
11373 all uses.
11374 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
11375 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
11376 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
11378 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
11380 * doc/frontends.texi (G++ and GCC): Remove references to Java.
11382 2017-01-13 Jeff Law <law@redhat.com>
11384 PR tree-optimization/33562
11385 PR tree-optimization/61912
11386 PR tree-optimization/77485
11387 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
11388 a statement.
11389 (delete_dead_assignment): Likewise.
11390 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
11391 statement to delete_dead_call and delete_dead_assignment.
11393 2017-01-13 David Malcolm <dmalcolm@redhat.com>
11395 PR c/78304
11396 * substring-locations.c (format_warning_va): Strengthen case 1 so
11397 that both endpoints of the substring must be within the format
11398 range for just the substring to be printed.
11400 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
11402 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
11403 * config/i386/i386.c (ix86_target_string): Add missing options
11404 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
11405 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
11406 flags_other and ix86_target_other to flags2_other. Display unknown
11407 isa2 options.
11408 (ix86_valid_target_attribute_inner_p): Add missing options and
11409 reorder options by implied ISAs, as in ix86_target_string.
11411 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11413 * hash-table.h (hash_table::too_empty_p): New function.
11414 (hash_table::expand): Use it.
11415 (hash_table::traverse): Likewise.
11416 (hash_table::empty_slot): Use sizeof (value_type) instead of
11417 sizeof (PTR) to convert bytes to elements. Shrink the table
11418 if the current size is excessive for the current number of
11419 elements.
11421 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
11423 * ira-costs.c (record_reg_classes): Break from the inner loop
11424 early once alt_fail is known to be true. Update outer loop
11425 handling accordingly.
11427 2017-01-13 Jeff Law <law@redhat.com>
11429 * tree-ssa-dse.c (decrement_count): New function.
11430 (increment_start_addr, maybe_trim_memstar_call): Likewise.
11431 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
11432 when we know the partially dead statement is a mem* function.
11434 PR tree-optimization/61912
11435 PR tree-optimization/77485
11436 * tree-ssa-dse.c: Include expr.h.
11437 (maybe_trim_constructor_store): New function.
11438 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
11440 PR tree-optimization/33562
11441 PR tree-optimization/61912
11442 PR tree-optimization/77485
11443 * doc/invoke.texi: Document new dse-max-object-size param.
11444 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
11445 * tree-ssa-dse.c: Include params.h.
11446 (dse_store_status): New enum.
11447 (initialize_ao_ref_for_dse): New, partially extracted from
11448 dse_optimize_stmt.
11449 (valid_ao_ref_for_dse, normalize_ref): New.
11450 (setup_live_bytes_from_ref, compute_trims): Likewise.
11451 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
11452 (maybe_trim_partially_dead_store): Likewise.
11453 (maybe_trim_complex_store): Likewise.
11454 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
11455 Track what bytes live from the original store. Return tri-state
11456 for dead, partially dead or live.
11457 (dse_dom_walker): Add constructor, destructor and new private members.
11458 (delete_dead_call, delete_dead_assignment): New extracted from
11459 dse_optimize_stmt.
11460 (dse_optimize_stmt): Make a member of dse_dom_walker.
11461 Use initialize_ao_ref_for_dse.
11463 PR tree-optimization/33562
11464 PR tree-optimization/61912
11465 PR tree-optimization/77485
11466 * sbitmap.h (bitmap_count_bits): Prototype.
11467 (bitmap_clear_range, bitmap_set_range): Likewise.
11468 * sbitmap.c (bitmap_clear_range): New function.
11469 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
11471 2017-01-13 Martin Liska <mliska@suse.cz>
11473 PR ipa/79043
11474 * function.c (set_cfun): Add new argument force.
11475 * function.h (set_cfun): Likewise.
11476 * ipa-inline-transform.c (inline_call): Use the function when
11477 strict alising from is dropped for function we inline to.
11479 2017-01-13 Richard Biener <rguenther@suse.de>
11481 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
11482 for dumping GIMPLE INTEGER_CSTs.
11484 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11486 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
11487 to 201112L since C++17.
11489 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
11491 PR sanitizer/78887
11492 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
11493 if -fsanitize=kernel-address is present.
11495 2017-01-13 Richard Biener <rguenther@suse.de>
11497 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
11498 as _Literal ( type ) number in case usual suffixes do not
11499 preserve all information.
11501 2017-01-13 Richard Biener <rguenther@suse.de>
11503 PR tree-optimization/77283
11504 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
11505 and ssa-iterators.h.
11506 (is_feasible_trace): Implement a cost model based on joiner
11507 PHI node uses.
11509 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
11511 PR target/79004
11512 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
11513 char or short to __float128/_Float128 directly.
11515 2017-01-12 Martin Sebor <msebor@redhat.com>
11517 to -Wformat-overflow.
11518 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
11519 (min_bytes_remaining): Same.
11520 (get_string_length): Same.
11521 (format_string): Same.
11522 (format_directive): Same.
11523 (add_bytes): Same.
11524 (pass_sprintf_length::handle_gimple_call): Same.
11526 2017-01-12 Jakub Jelinek <jakub@redhat.com>
11528 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
11529 info.nowrite calls with no lhs that can't throw. Return bool
11530 whether gsi_remove has been called or not.
11531 (pass_sprintf_length::handle_gimple_call): Return bool whether
11532 try_substitute_return_value called gsi_remove. Formatting fix.
11533 (pass_sprintf_length::execute): Don't use gsi_remove if
11534 handle_gimple_call returned true.
11536 PR bootstrap/79069
11537 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
11538 be removed due to side-effects, don't remove following barrier nor
11539 turn the successor edge into fallthru edge.
11541 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11543 PR target/79044
11544 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
11545 element-reversing loads and stores as not swappable.
11547 2017-01-12 Nathan Sidwell <nathan@acm.org>
11548 Nicolai Stange <nicstange@gmail.com>
11550 * combine.c (try_combine): Don't ignore result of overlap checking
11551 loop. Combine overlap & asm check into single loop.
11553 2017-01-12 Richard Biener <rguenther@suse.de>
11555 * tree-pretty-print.c (dump_generic_node): Provide -gimple
11556 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
11558 2017-01-12 Richard Biener <rguenther@suse.de>
11560 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
11561 and TS_TARGET_OPTION directly derive from TS_BASE.
11562 * tree-core.h (tree_optimization_option): Derive from tree_base.
11563 (tree_target_option): Likewise.
11565 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
11567 * config/i386/i386.c (memory_address_length): Increase len
11568 only when rip_relative_addr_p returns false.
11570 2017-01-11 Julia Koval <julia.koval@intel.com>
11572 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
11573 (OPTION_MASK_ISA_SGX_SET): New.
11574 (ix86_handle_option): Handle OPT_msgx.
11575 * config.gcc: Added sgxintrin.h.
11576 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
11577 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
11578 * config/i386/i386.c (ix86_target_string): Add -msgx.
11579 (PTA_SGX): New.
11580 (ix86_option_override_internal): Handle new options.
11581 (ix86_valid_target_attribute_inner_p): Add sgx.
11582 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
11583 * config/i386/i386.opt: Add msgx.
11584 * config/i386/sgxintrin.h: New file.
11585 * config/i386/x86intrin.h: Add sgxintrin.h.
11587 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11589 PR c++/71537
11590 * fold-const.c (maybe_nonzero_address): Return 1 for function
11591 local objects.
11592 (tree_single_nonzero_warnv_p): Don't handle function local objects
11593 here.
11595 PR c++/72813
11596 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
11597 of c-header.
11599 2017-01-11 David Malcolm <dmalcolm@redhat.com>
11601 PR driver/78877
11602 * opts.c: Include "spellcheck.h"
11603 (struct string_fragment): New struct.
11604 (struct edit_distance_traits<const string_fragment &>): New
11605 struct.
11606 (get_closest_sanitizer_option): New function.
11607 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
11609 2017-01-11 Jakub Jelinek <jakub@redhat.com>
11611 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
11612 by 12.
11613 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
11614 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
11615 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
11616 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
11617 for initial die_offset if dwarf_split_debug_info.
11618 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
11619 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
11620 fields.
11621 (output_skeleton_debug_sections): Formatting fix. Use
11622 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
11623 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
11625 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
11627 * config/arm/cortex-a53.md: Add bypasses for
11628 cortex_a53_r2f_cvt.
11629 (cortex_a53_r2f): Only use for transfers.
11630 (cortex_a53_f2r): Likewise.
11631 (cortex_a53_r2f_cvt): Add reservation for conversions.
11632 (cortex_a53_f2r_cvt): Likewise.
11634 2017-01-11 Tamar Christina <tamar.christina@arm.com>
11636 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
11637 to all inlined functions, change static to extern.
11639 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
11641 PR target/78253
11642 * config/arm/arm.c (legitimize_pic_address): Handle reference to
11643 weak symbol.
11644 (arm_assemble_integer): Likewise.
11646 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
11648 * config.gcc: Use new awk script to check CPU, FPU and architecture
11649 parameters for --with-... options.
11650 * config/arm/parsecpu.awk: New file
11651 * config/arm/arm-cpus.in: New file.
11652 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
11653 files.
11654 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
11655 files.
11656 * config/arm/t-arm: Update dependency rules.
11657 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
11658 of processing .def files.
11659 * config/arm/genopt.sh: Deleted.
11660 * config/arm/gentune.sh: Deleted.
11661 * config/arm/arm-cores.def: Deleted.
11662 * config/arm/arm-arches.def: Deleted.
11663 * config/arm/arm-fpus.def: Deleted.
11664 * config/arm/arm-tune.md: Regenerated.
11665 * config/arm/arm-tables.opt: Regenerated.
11666 * config/arm/arm-cpu.h: New generated file.
11667 * config/arm/arm-cpu-data.h: New generated file.
11668 * config/arm/arm-cpu-cdata.h: New generated file.
11670 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
11672 PR lto/79042
11673 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
11674 bit.
11675 (input_varpool_node): Unpack dynamically_initialized bit.
11677 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
11679 PR rtl-optimization/79032
11680 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
11681 the alignment of the adjusted memory reference against that of MODE,
11682 instead of the alignment of the original memory reference.
11684 2017-01-11 Martin Jambor <mjambor@suse.cz>
11686 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
11687 test.
11688 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
11689 decorated functions.
11691 2017-01-11 Richard Biener <rguenther@suse.de>
11693 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
11694 set range/nonnull info for PHI results. Do not set it on
11695 stmts marked for removal.
11697 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
11699 * expr.c (store_field): In the bitfield case, fetch the return value
11700 from the registers before applying a single big-endian adjustment.
11701 Always do a final load for a BLKmode value not larger than a word.
11703 2017-01-10 David Malcolm <dmalcolm@redhat.com>
11705 PR c++/77949
11706 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
11707 that we correctly handle column numbers greater than
11708 LINE_MAP_MAX_COLUMN_NUMBER.
11710 2017-01-10 Martin Sebor <msebor@redhat.com>
11712 PR middle-end/78245
11713 * gimple-ssa-sprintf.c (get_destination_size): Call
11714 {init,fini}object_sizes.
11715 * tree-object-size.c (addr_object_size): Adjust.
11716 (pass_through_call): Adjust.
11717 (pass_object_sizes::execute): Adjust.
11718 * tree-object-size.h (fini_object_sizes): Declare.
11720 2017-01-10 Martin Sebor <msebor@redhat.com>
11722 PR tree-optimization/78775
11723 * builtins.c (get_size_range): Move...
11724 * calls.c: ...to here.
11725 (alloc_max_size): Accept zero argument.
11726 (operand_signed_p): Remove.
11727 (maybe_warn_alloc_args_overflow): Call get_size_range.
11728 * calls.h (get_size_range): Declare.
11730 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
11732 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
11733 from TI's devices.csv file as of September 2016.
11734 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
11736 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
11738 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
11739 * doc/invoke.texi: Likewise.
11740 * doc/md.texi: Likewise.
11741 * doc/objc.texi: Likewise.
11743 2017-01-10 Joshua Conner <joshconner@google.com>
11745 * config/arm/fuchsia-elf.h: New file.
11746 * config/fuchsia.h: New file.
11747 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
11748 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
11749 targets.
11750 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
11752 2016-01-10 Richard Biener <rguenther@suse.de>
11754 PR tree-optimization/79034
11755 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
11756 Propagate out degenerate PHIs in the joiner.
11758 2017-01-10 Martin Liska <mliska@suse.cz>
11760 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
11761 (sort_congruence_classes_by_decl_uid): Likewise.
11762 (sort_congruence_class_groups_by_decl_uid): Likewise.
11763 (sem_item_optimizer::merge_classes): Sort class, groups in these
11764 classes and members in the groups by DECL_UID of declarations.
11765 This would make merge operations stable.
11767 2017-01-10 Martin Liska <mliska@suse.cz>
11769 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
11770 usage of m_classes_vec.
11771 (sem_item_optimizer::~sem_item_optimizer): Likewise.
11772 (sem_item_optimizer::get_group_by_hash): Likewise.
11773 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
11774 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
11775 (sem_item_optimizer::verify_classes): Likewise.
11776 (sem_item_optimizer::process_cong_reduction): Likewise.
11777 (sem_item_optimizer::dump_cong_classes): Likewise.
11778 (sem_item_optimizer::merge_classes): Likewise.
11779 * ipa-icf.h (congruence_class_hash): Rename from
11780 congruence_class_group_hash. Remove declaration of m_classes_vec.
11782 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
11784 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
11785 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
11786 * config.gcc: Add avx512vpopcntdqintrin.h.
11787 * config/i386/avx512vpopcntdqintrin.h: New.
11788 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
11789 * config/i386/i386-builtin-types.def: Add new types.
11790 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
11791 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
11792 __builtin_ia32_vpopcountq_v8di_mask): New.
11793 * config/i386/i386-c.c (ix86_target_macros_internal): Define
11794 __AVX512VPOPCNTDQ__.
11795 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
11796 (PTA_AVX512VPOPCNTDQ): Define.
11797 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
11798 TARGET_AVX512VPOPCNTDQ_P): Define.
11799 * config/i386/i386.opt: Add mavx512vpopcntdq.
11800 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
11801 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
11803 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
11805 PR middle-end/77484
11806 * predict.def (PRED_CALL): Set to 67.
11808 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
11810 * expr.c (store_field): In the bitfield case, if the value comes from
11811 a function call and is of an aggregate type returned in registers, do
11812 not modify the field mode; extract the value in all cases if the mode
11813 is BLKmode and the size is not larger than a word.
11815 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
11817 PR target/71017
11818 * config/i386/cpuid.h: Fix undefined behavior.
11820 2017-01-04 Jeff Law <law@redhat.com>
11822 PR tree-optimization/79007
11823 PR tree-optimization/67955
11824 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
11825 conservative for pt.null when flag_non_call_exceptions is on.
11827 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11829 PR translation/79019
11830 PR translation/79020
11831 * params.def (PARAM_INLINE_MIN_SPEEDUP,
11832 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
11833 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
11834 in descriptions.
11835 * config/avr/avr.opt (maccumulate-args): Likewise.
11836 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
11837 * common.opt (freport-bug): Likewise.
11838 * cif-code.def (CIF_FINAL_ERROR): Likewise.
11839 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
11840 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
11841 translatable string.
11842 * config/i386/i386.c (function_value_32): Likewise.
11843 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
11844 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
11845 Likewise.
11846 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
11847 * common/config/msp430/msp430-common.c (msp430_handle_option):
11848 Likewise.
11849 * symtab.c (symtab_node::verify_base): Likewise.
11850 * opts.c (set_debug_level): Likewise.
11851 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
11852 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
11853 missing whitespace to translatable strings.
11854 * config/avr/avr.md (bswapsi2): Fix typo in comment.
11855 * config/sh/superh.h: Likewise.
11856 * config/i386/xopintrin.h: Likewise.
11857 * config/i386/znver1.md: Likewise.
11858 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
11859 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
11860 * double-int.h (struct double_int): Likewise.
11861 * double-int.c (div_and_round_double): Likewise.
11862 * wide-int.cc: Likewise.
11863 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
11864 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
11865 * cfgcleanup.c (crossjumps_occured): Renamed to ...
11866 (crossjumps_occurred): ... this.
11867 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
11868 Adjust all uses.
11870 PR tree-optimization/78899
11871 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
11872 returning bool return struct loop *, NULL for failure and the new
11873 loop on success.
11874 (versionable_outer_loop_p): Don't version outer loop if it has
11875 dont_vectorized bit set.
11876 (tree_if_conversion): When versioning outer loop, ensure
11877 tree_if_conversion is performed also on the inner loop of the
11878 non-vectorizable outer loop copy.
11879 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
11880 LOOP_VECTORIZED in inner loop of the scalar outer loop and
11881 prevent vectorization of it.
11882 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
11883 the outer loop vectorization of the non-scalar version is attempted
11884 before vectorization of the inner loop in scalar version. If
11885 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
11886 vectorization of its inner loop.
11887 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
11888 has 2 inner loops, rename also on edges from bb whose single pred
11889 is outer_loop->header. Fix typo in function comment.
11891 2017-01-09 Martin Sebor <msebor@redhat.com>
11893 PR bootstrap/79033
11894 * asan.c (asan_emit_stack_protection): Increase local buffer size
11895 to avoid snprintf truncation warning.
11897 2017-01-09 Andrew Pinski <apinski@cavium.com>
11899 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
11900 to reference thunderx2t99 for the tuning structure
11901 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
11902 Rename to ...
11903 (thunderx2t99_extra_costs): This.
11904 * config/aarch64/aarch64-tune.md: Regenerate.
11905 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
11906 (vulcan_addrcost_table): This.
11907 (vulcan_regmove_cost): Rename to ...
11908 (thunderx2t99_regmove_cost): This.
11909 (vulcan_vector_cost): Rename to ...
11910 (thunderx2t99_vector_cost): this.
11911 (vulcan_branch_cost): Rename to ...
11912 (thunderx2t99_branch_cost): This.
11913 (vulcan_tunings): Rename to ...
11914 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
11915 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
11917 2017-01-09 Martin Jambor <mjambor@suse.cz>
11919 PR ipa/78365
11920 PR ipa/78599
11921 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
11922 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
11923 (propagate_vr_accross_jump_function): Use the above function for all
11924 value range computations for pass-through jump functions and type
11925 converasion from explicit value range values.
11926 (ipcp_propagate_stage): Do not attempt to deduce types of formal
11927 parameters from TYPE_ARG_TYPES.
11928 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
11929 (ipa_write_node_info): Stream type of the actual argument.
11930 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
11932 2017-01-09 Martin Liska <mliska@suse.cz>
11934 PR pch/78970
11935 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
11936 (lookup_compiler): Do not show error message with have_E.
11938 2017-01-09 Jakub Jelinek <jakub@redhat.com>
11940 PR tree-optimization/78938
11941 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
11942 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
11943 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
11944 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
11945 fixes.
11947 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11949 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
11950 is const0_rtx.
11952 2017-01-09 Richard Biener <rguenther@suse.de>
11954 PR tree-optimization/78997
11955 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
11956 name condition properly.
11958 2017-01-09 Richard Biener <rguenther@suse.de>
11960 PR debug/79000
11961 * dwarf2out.c (is_cxx): New overload with context.
11962 (is_naming_typedef_decl): Use it.
11964 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11966 * invoke.texi (Option Summary): Correct spacing in option lists
11967 and add line breaks to fix over-long lines.
11969 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11971 PR middle-end/17660
11973 * extend.texi (Common Variable Attributes): Add xref to GCC
11974 Internals manual to explain mode attribute keywords.
11976 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
11978 PR other/16519
11979 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
11980 and Preprocessor Options.
11981 (Options for Linking): Document -pthread here....
11982 (RS/6000 and PowerPC Options): ...not here.
11983 (Solaris 2 Options): ...or here.
11984 * doc/cppopts.texi: Document -pthread.
11986 2017-01-08 Martin Sebor <msebor@redhat.com>
11988 PR middle-end/77708
11989 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
11990 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
11991 New member functions.
11992 (format_directive): Used them.
11993 (add_bytes): Same.
11994 (pass_sprintf_length::handle_gimple_call): Same.
11995 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
11996 to avoid truncation for any argument.
11997 (extract_affine_mul): Same.
11998 * tree.c (get_file_function_name): Same.
12000 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12002 PR middle-end/77484
12003 * predict.def (PRED_INDIR_CALL): Set to 86.
12005 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12007 PR preprocessor/54124
12008 * doc/cppopts.texi: Reformat -d subtable to list the full name
12009 of the options. Add cross-reference to the docs for the general
12010 compiler -d options.
12011 * doc/invoke.texi (Developer Options): Add cross-reference to the
12012 preprocessor-specific -d option documentation.
12014 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12016 PR preprocessor/13498
12017 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
12018 redudant material, and reflect new command-line options.
12019 (System Headers): Likewise.
12021 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
12023 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
12024 -isystem, and -idirafter. Copy-edit.
12025 * doc/cppopts.texi: Copy-edit. Remove contradiction about
12026 default for -ftrack-macro-expansion. Delete obsolete and
12027 badly-formatted implementation details about -fdebug-cpp output.
12028 * doc/cppwarnopts.texi: Copy-edit.
12030 2017-01-07 David Malcolm <dmalcolm@redhat.com>
12032 PR c++/72803
12033 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
12034 that the transition from a max line width >= 1<<10 to narrower
12035 lines works correctly.
12037 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
12039 * doc/options.texi (PerFunction): New.
12040 * opt-functions.awk (switch_flags): Map both Optimization and
12041 PerFunction to CL_OPTIMIZATION.
12042 * opth-gen.awk: Test for PerFunction flag along with
12043 Optimization.
12044 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
12045 it only when the latter is present. Skip those that don't in
12046 the hash function generator.
12047 * common.opt (fvar-tracking): Mark as PerFunction instead of
12048 Optimization.
12049 (fvar-tracking-assignments): Likewise.
12050 (fvar-tracking-assignments-toggle): Likewise.
12051 (fvar-tracking-uninit): Likewise.
12053 2017-01-07 Jakub Jelinek <jakub@redhat.com>
12055 PR translation/79018
12056 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
12057 the and store.
12059 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
12061 PR target/57583
12062 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
12063 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
12064 TARGET_LONG_JUMP_TABLE_OFFSETS.
12065 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
12066 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
12067 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
12068 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
12069 * config/m68k/m68k.md (tablejump expander): Likewise.
12070 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
12071 TARGET_LONG_JUMP_TABLE_OFFSETS.
12072 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
12073 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
12075 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
12076 David Holsgrove <david.holsgrove@xilinx.com>
12078 * common/config/microblaze/microblaze-common.c
12079 (TARGET_EXCEPT_UNWIND_INFO): Remove.
12080 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
12081 New prototype.
12082 * config/microblaze/microblaze.c (microblaze_must_save_register)
12083 (microblaze_expand_epilogue, microblaze_return_addr): Handle
12084 calls_eh_return.
12085 (microblaze_eh_return): New function.
12086 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
12087 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
12088 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
12089 * config/microblaze/microblaze.md (eh_return): New pattern.
12091 2017-01-06 Jakub Jelinek <jakub@redhat.com>
12093 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
12094 GCC_DIAGNOSTIC_STRINGIFY): Define.
12096 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
12098 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12100 * config/arm/arm.md (<mcrr>): New.
12101 (<mrrc>): New.
12102 * config/arm/arm.c (arm_arch5te): New.
12103 (arm_option_override): Set arm_arch5te.
12104 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
12105 and mrrc2.
12106 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
12107 (arm_mcrr_qualifiers): ... this. New.
12108 (MRRC_QUALIFIERS): Define to...
12109 (arm_mrrc_qualifiers): ... this. New.
12110 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
12111 __arm_mrrc2): New.
12112 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
12113 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
12114 (MRRCI, mrrc, MRRC): New.
12115 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
12116 VUNSPEC_MRRC2): New.
12118 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12120 * config/arm/arm.md (<mcr>): New.
12121 (<mrc>): New.
12122 * config/arm/arm.c (arm_coproc_builtin_available): Add
12123 support for mcr, mrc, mcr2 and mrc2.
12124 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
12125 (arm_mcr_qualifiers): ... this. New.
12126 (MRC_QUALIFIERS): Define to ...
12127 (arm_mrc_qualifiers): ... this. New.
12128 (MCR_QUALIFIERS): Define to ...
12129 (arm_mcr_qualifiers): ... this. New.
12130 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
12131 __arm_mrc2): New.
12132 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
12133 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
12134 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
12135 VUNSPEC_MRC2): New.
12137 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12139 * config/arm/arm.md (*ldc): New.
12140 (*stc): New.
12141 (<ldc>): New.
12142 (<stc>): New.
12143 * config/arm/arm.c (arm_coproc_builtin_available): Add
12144 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
12145 (arm_coproc_ldc_stc_legitimate_address): New.
12146 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
12147 'qualifier_const_pointer'.
12148 (LDC_QUALIFIERS): Define to...
12149 (arm_ldc_qualifiers): ... this. New.
12150 (STC_QUALIFIERS): Define to...
12151 (arm_stc_qualifiers): ... this. New.
12152 * config/arm/arm-protos.h
12153 (arm_coproc_ldc_stc_legitimate_address): New.
12154 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
12155 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
12156 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
12157 stc2, stcl, stc2l): New.
12158 * config/arm/constraints.md (Uz): New.
12159 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
12160 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
12161 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
12162 VUNSPEC_STC2L): New.
12164 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12166 * config/arm/arm.md (<cdp>): New.
12167 * config/arm/arm.c (neon_const_bounds): Rename this ...
12168 (arm_const_bounds): ... this.
12169 (arm_coproc_builtin_available): New.
12170 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
12171 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
12172 (CDP_QUALIFIERS): Define to...
12173 (arm_cdp_qualifiers): ... this. New.
12174 (void_UP): Define.
12175 (arm_expand_builtin_args): Add case for 6 arguments.
12176 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
12177 (arm_const_bounds): ... this.
12178 (arm_coproc_builtin_available): New.
12179 * config/arm/arm_acle.h (__arm_cdp): New.
12180 (__arm_cdp2): New.
12181 * config/arm/arm_acle_builtins.def (cdp): New.
12182 (cdp2): New.
12183 * config/arm/iterators.md (CDPI,CDP,cdp): New.
12184 * config/arm/neon.md: Rename all 'neon_const_bounds' to
12185 'arm_const_bounds'.
12186 * config/arm/types.md (coproc): New.
12187 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
12188 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
12189 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
12190 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
12192 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12194 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
12195 (UBINOP_QUALIFIERS): New.
12196 (si_UP): Define.
12197 (acle_builtin_data): New. Change comment.
12198 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
12199 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
12200 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
12201 arm_acle_builtins.def.
12202 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
12203 (arm_init_acle_builtins): New.
12204 (CRC32_BUILTIN): Remove.
12205 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
12206 crc32cb, crc32ch and crc32cw.
12207 (arm_init_crc32_builtins): Remove.
12208 (arm_init_builtins): Use arm_init_acle_builtins rather
12209 than arm_init_crc32_builtins.
12210 (arm_expand_acle_builtin): New.
12211 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
12212 * config/arm/arm_acle_builtins.def: New.
12214 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
12216 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
12217 (arm_builtin_datum): ... this.
12218 (arm_init_neon_builtin): Rename to ...
12219 (arm_init_builtin): ... this. Add a new parameters PREFIX
12220 and USE_SIG_IN_NAME.
12221 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
12222 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
12223 'arm_builtin_datum'.
12224 (arm_init_vfp_builtins): Likewise.
12225 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
12226 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
12227 (arm_expand_neon_args): Rename to ...
12228 (arm_expand_builtin_args): ... this. Rename builtin_arg
12229 enum values and differentiate between ARG_BUILTIN_MEMORY
12230 and ARG_BUILTIN_NEON_MEMORY.
12231 (arm_expand_neon_builtin_1): Rename to ...
12232 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
12233 values, arm_expand_builtin_args and add bool parameter NEON.
12234 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
12235 (arm_expand_vfp_builtin): Likewise.
12236 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
12238 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12240 PR middle-end/77484
12241 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
12242 * predict.c (tree_estimate_probability_bb): Reverse direction of
12243 polymorphic call predictor.
12245 2017-01-06 David Malcolm <dmalcolm@redhat.com>
12247 * passes.c (execute_one_pass): Split out pass-skipping logic into...
12248 (determine_pass_name_match): ...this new function and...
12249 (should_skip_pass_p): ...this new function.
12251 2017-01-06 Nathan Sidwell <nathan@acm.org>
12253 * ipa-visibility.c (function_and_variable_visibility): Reformat
12254 comments and long lines. Remove extrneous if.
12255 * symtab.c (symtab_node::make_decl_local): Fix code format.
12256 (symtab_node::set_section_for_node): Fix comment typo.
12258 2017-01-06 Martin Liska <mliska@suse.cz>
12260 PR bootstrap/79003
12261 * lra-constraints.c: Rename invariant to lra_invariant.
12262 * predict.c (set_even_probabilities): Initialize e to NULL.
12264 2017-01-05 Martin Sebor <msebor@redhat.com>
12266 PR tree-optimization/78910
12267 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
12268 (format_integer): Correct off-by-one error in the handling
12269 of precision with negative numbers in signed conversions..
12271 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
12273 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
12275 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12277 PR tree-optimization/71016
12278 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
12279 factor_out_conditional_conversion. Formatting fix.
12280 (factor_out_conditional_conversion): Add cond_stmt argument.
12281 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
12282 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
12283 Formatting fix.
12285 2017-01-05 David Malcolm <dmalcolm@redhat.com>
12287 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
12288 read-rtl-function.o, and selftest-rtl.o.
12289 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
12290 (selftest::aarch64_test_loading_full_dump): New function.
12291 (selftest::aarch64_run_selftests): New function.
12292 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
12293 selftest::aarch64_run_selftests.
12294 * config/i386/i386.c
12295 (selftest::ix86_test_loading_dump_fragment_1): New function.
12296 (selftest::ix86_test_loading_call_insn): New function.
12297 (selftest::ix86_test_loading_full_dump): New function.
12298 (selftest::ix86_test_loading_unspec): New function.
12299 (selftest::ix86_run_selftests): Call the new functions.
12300 * emit-rtl.c (maybe_set_max_label_num): New function.
12301 * emit-rtl.h (maybe_set_max_label_num): New decl.
12302 * function.c (instantiate_decls): Guard call to
12303 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
12304 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
12305 "static".
12306 * gensupport.c (gen_reader::gen_reader): Pass "false"
12307 for new "compact" param of rtx_reader.
12308 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
12309 rather than an empty string for NULL strings.
12310 * read-md.c: Potentially include config.h rather than bconfig.h.
12311 Wrap include of errors.h with #ifdef GENERATOR_FILE.
12312 (have_error): New global, copied from errors.c.
12313 (md_reader::read_name): Rename to...
12314 (md_reader::read_name_1): ...this, adding "out_loc" param,
12315 and converting "missing name or number" to returning false, rather
12316 than failing.
12317 (md_reader::read_name): Reimplement in terms of read_name_1.
12318 (md_reader::read_name_or_nil): New function.
12319 (md_reader::read_string): Handle "(nil)" by returning NULL.
12320 (md_reader::md_reader): Add new param "compact".
12321 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
12322 (md_reader::read_file): New method.
12323 * read-md.h (md_reader::md_reader): Add new param "compact".
12324 (md_reader::read_file): New method.
12325 (md_reader::is_compact): New accessor.
12326 (md_reader::read_name): Convert return type from void to file_location.
12327 (md_reader::read_name_or_nil): New decl.
12328 (md_reader::read_name_1): New decl.
12329 (md_reader::m_compact): New field.
12330 (noop_reader::noop_reader): Pass "false" for new "compact" param
12331 of rtx_reader.
12332 (rtx_reader::rtx_reader): Add new "compact" param.
12333 (rtx_reader::read_rtx_operand): Make virtual and convert return
12334 type from void to rtx.
12335 (rtx_reader::read_until): New decl.
12336 (rtx_reader::handle_any_trailing_information): New virtual function.
12337 (rtx_reader::postprocess): New virtual function.
12338 (rtx_reader::finalize_string): New virtual function.
12339 (rtx_reader::m_in_call_function_usage): New field.
12340 (rtx_reader::m_reuse_rtx_by_id): New field.
12341 * read-rtl-function.c: New file.
12342 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
12343 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
12344 (selftest::verify_three_block_rtl_cfg): New decl.
12345 * read-rtl-function.h: New file.
12346 * read-rtl.c: Potentially include config.h rather than bconfig.h.
12347 For host, include function.h, memmodel.h, and emit-rtl.h.
12348 (one_time_initialization): New function.
12349 (struct compact_insn_name): New struct.
12350 (compact_insn_names): New array.
12351 (find_code): Handle insn codes in compact dumps.
12352 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
12353 (bind_subst_iter_and_attr): Likewise.
12354 (add_condition_to_string): Likewise.
12355 (add_condition_to_rtx): Likewise.
12356 (apply_attribute_uses): Likewise.
12357 (add_current_iterators): Likewise.
12358 (apply_iterators): Likewise.
12359 (initialize_iterators): Guard usage of apply_subst_iterator with
12360 #ifdef GENERATOR_FILE.
12361 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
12362 (md_reader::read_mapping): Likewise.
12363 (add_define_attr_for_define_subst): Likewise.
12364 (add_define_subst_attr): Likewise.
12365 (read_subst_mapping): Likewise.
12366 (check_code_iterator): Likewise.
12367 (rtx_reader::read_rtx): Likewise. Move one-time initialization
12368 logic to...
12369 (one_time_initialization): New function.
12370 (rtx_reader::read_until): New method.
12371 (read_flags): New function.
12372 (parse_reg_note_name): New function.
12373 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
12374 Handle reuse_rtx ids.
12375 Wrap iterator lookup within #ifdef GENERATOR_FILE.
12376 Add parsing support for RTL dumps, mirroring the special-cases in
12377 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
12378 values, and calling handle_any_trailing_information.
12379 (rtx_reader::read_rtx_operand): Convert return type from void
12380 to rtx, returning return_rtx. Handle case 'e'. Call
12381 finalize_string on XSTR and XTMPL fields.
12382 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
12383 "(nil)" values were omitted. Call the postprocess vfunc on the
12384 return_rtx.
12385 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
12386 class ctor. Initialize m_in_call_function_usage. Call
12387 one_time_initialization.
12388 * rtl-tests.c (selftest::test_uncond_jump): Call
12389 set_new_first_and_last_insn.
12390 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
12391 * selftest-rtl.c: New file.
12392 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
12393 (selftest::get_insn_by_uid): New decl.
12394 * selftest-run-tests.c (selftest::run_tests): Call
12395 read_rtl_function_c_tests.
12396 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
12397 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
12398 dumps.
12400 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
12402 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
12403 operands in a special way. Assert that pos+len <= mode precision.
12405 2017-01-05 Jakub Jelinek <jakub@redhat.com>
12407 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
12408 3 argument Alias with unlimited for the negative form.
12409 (fno-vect-cost-model): Removed.
12411 2017-01-05 Martin Liska <mliska@suse.cz>
12413 * hsa-gen.c (gen_hsa_divmod): New function.
12414 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
12416 2017-01-05 Martin Liska <mliska@suse.cz>
12418 PR pch/78970
12419 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
12420 header.
12422 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12424 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
12425 small constant length operands.
12427 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12429 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
12430 between loop iterations.
12432 2017-01-05 Martin Liska <mliska@suse.cz>
12434 PR sanitizer/78815
12435 * gimplify.c (gimplify_decl_expr): Compare to
12436 asan_poisoned_variables instread of checking flags.
12437 (gimplify_target_expr): Likewise.
12438 (gimplify_expr): Likewise.
12439 (gimplify_function_tree): Conditionally initialize
12440 asan_poisoned_variables.
12442 2017-01-04 Jeff Law <law@redhat.com>
12444 PR tree-optimizatin/78812
12445 * rtl.h (contains_mem_rtx_p): Prototype.
12446 * ifcvt.c (containts_mem_rtx_p): Move from here to...
12447 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
12448 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
12449 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
12450 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
12452 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12454 * input.c (assert_char_at_range): Default-initialize actual_range.
12456 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12458 * df-scan.c (df_ref_create_structure): Make regno unsigned,
12459 to match the caller.
12461 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12463 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
12464 insns after final jump in test to emit dummy move.
12466 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12468 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
12469 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
12471 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
12473 * multiple_target.c (create_dispatcher_calls): Init e_next.
12474 * tree-ssa-loop-split.c (split_loop): Init border.
12475 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
12476 scalar_type.
12478 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
12480 PR target/71977
12481 PR target/70568
12482 PR target/78823
12483 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
12484 (altivec_register_operand): Do not return true if the operand
12485 contains a SUBREG mixing SImode and SFmode.
12486 (vsx_register_operand): Likewise.
12487 (vsx_reg_sfsubreg_ok): New predicate.
12488 (vfloat_operand): Do not return true if the operand contains a
12489 SUBREG mixing SImode and SFmode.
12490 (vint_operand): Likewise.
12491 (vlogical_operand): Likewise.
12492 (gpc_reg_operand): Likewise.
12493 (int_reg_operand): Likewise.
12494 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
12495 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
12496 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
12497 SImode and SFmode.
12498 (rs6000_emit_move_si_sf_subreg): New helper function.
12499 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
12500 fixup SUBREGs involving SImode and SFmode.
12501 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
12502 numbers for the new peephole2 optimization.
12503 (peephole2 for SFmode unions): New peephole2 to optimize cases in
12504 the GLIBC math library that do AND/IOR/XOR operations on single
12505 precision floating point.
12506 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
12507 target macros to say whether we need to avoid SUBREGs mixing
12508 SImode and SFmode.
12509 (TARGET_ALLOW_SF_SUBREG): Likewise.
12510 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
12511 (UNSPEC_SI_FROM_SF): Likewise.
12512 (iorxor): Change spacing.
12513 (and_ior_xor): New iterator for AND, IOR, and XOR.
12514 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
12515 (movdi_from_sf_zero_ext): Likewise.
12516 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
12517 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
12518 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
12519 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
12520 (fms<mode>4): Likewise.
12521 (fnma<mode>4): Likewise.
12522 (fnms<mode>4): Likewise.
12523 (nfma<mode>4): Likewise.
12524 (nfms<mode>4): Likewise.
12526 2017-01-04 Marek Polacek <polacek@redhat.com>
12528 PR c++/64767
12529 * doc/invoke.texi: Document -Wpointer-compare.
12531 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12533 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
12534 RejectNegative.
12536 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
12537 descriptions for -gdwarf-5 and emit them as uleb128 instead of
12538 2-byte data.
12540 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
12542 PR target/78056
12543 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
12544 documentation of the powerpc_popcntb_ok attribute.
12545 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
12546 code to issue warning messages if a requested CPU configuration is
12547 not supported by the binary (assembler and loader) toolchain.
12548 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
12549 made to define a built-in function that has been disabled.
12550 (paired_init_builtins): Add assertion to prevent ICE if attempt is
12551 made to define a built-in function that has been disabled.
12552 (altivec_init_builtins): Add comment explaining why definition
12553 of the DST built-in functions is not preceded by an assertion
12554 check. Add assertions to prevent ICE if attempts are made to
12555 define an altivec predicate or an abs* built-in function that has
12556 been disabled.
12557 (htm_init_builtins): Add comment explaining why definition of the
12558 htm built-in functions is not preceded by an assertion check.
12560 2017-01-04 Jeff Law <law@redhat.com>
12562 PR tree-optimizatin/67955
12563 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
12564 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
12565 the points-to solution does not include pt_null. Use DECL_PT_UID
12566 unconditionally.
12568 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
12570 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
12571 Use gen_int_mode instead of gen_lopwart for const_int operands.
12573 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12575 PR tree-optimization/71563
12576 * match.pd: Simplify X << Y into X if Y is known to be 0 or
12577 out of range value - has low bits known to be zero.
12579 2017-01-04 Alan Modra <amodra@gmail.com>
12581 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
12582 * configure: Regenerate.
12583 * config.in: Regenerate.
12585 2017-01-04 Jakub Jelinek <jakub@redhat.com>
12587 PR bootstrap/77569
12588 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
12589 a substring of the message, but strcmp with the whole message. Ifdef
12590 ENABLE_NLS, translate the message first using dgettext.
12592 2017-01-03 Jeff Law <law@redhat.com>
12594 PR tree-optimizatin/78856
12595 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
12596 (mark_threaded_blocks): Remove code to truncate thread paths that
12597 cross multiple loop headers. Instead invalidate the cached loop
12598 iteration information and handle case of a thread path walking
12599 into an irreducible region.
12601 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
12603 PR target/78900
12604 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
12605 assertions. Add support for doing the signbit if the IEEE 128-bit
12606 floating point value is in a GPR.
12607 * config/rs6000/rs6000.md (Fsignbit): Delete.
12608 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
12609 Update the length attribute if the value is in a GPR.
12610 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
12611 the sign or zero extension instruction, since the value is always 0/1.
12612 (signbit<mode>2_dm2): Delete using <Fsignbit>.
12614 PR target/78953
12615 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
12616 extracting SImode to a GPR register so that we can generate a
12617 store, limit the vector to be in a traditional Altivec register
12618 for the vextuwrx instruction.
12620 2017-01-03 Ian Lance Taylor <iant@google.com>
12622 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
12624 2017-01-03 Martin Sebor <msebor@redhat.com>
12626 PR tree-optimization/78696
12627 * gimple-ssa-sprintf.c (format_floating): Correct handling of
12628 precision. Use MPFR for %f for greater fidelity. Correct handling
12629 of %g.
12630 (pass_sprintf_length::compute_format_length): Set width and precision
12631 specified by asrerisk to void_node for vararg functions.
12632 (try_substitute_return_value): Adjust dump output.
12634 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
12636 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
12638 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
12640 * doc/invoke.texi (SPARC options): Document -mlra as the default.
12641 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
12642 -mlra/-mno-lra was passed to the compiler.
12644 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
12646 PR rtl-optimization/65618
12647 * emit-rtl.c (try_split): Move initialization of "before" and
12648 "after" to just before the call to emit_insn_after_setloc.
12650 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
12652 * doc/md.texi (Standard Names): Remove reference to Java frontend.
12654 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
12656 * dwarf2out.c (gen_enumeration_type_die): When
12657 -gno-strict-dwarf, add a DW_AT_encoding attribute.
12659 2017-01-03 Jakub Jelinek <jakub@redhat.com>
12661 PR tree-optimization/78965
12662 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12663 Change first argument from const call_info & to call_info &. For %n
12664 set info.nowrite to false.
12666 PR middle-end/78901
12667 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
12668 possibly throwing calls.
12670 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
12671 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
12672 and fns handling, rather than in a separate case SSA_NAME.
12674 2017-01-02 Jeff Law <law@redhat.com>
12676 * config/darwin-driver.c (darwin_driver_init): Const-correctness
12677 fixes for first_period and second_period variables.
12679 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
12681 PR target/78967
12682 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
12683 (*insvqi_1): New insn pattern.
12684 (*insvqi_1_mem_rex64): Ditto.
12685 (*insvqi_2): Ditto.
12686 (*insvqi_3): Rename from *insvqi.
12688 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
12690 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
12692 * doc/cfg.texi (Edges): Remove reference to Java.
12693 (Maintaining the CFG): Ditto.
12695 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12697 PR middle-end/77674
12698 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
12699 transparent aliases.
12701 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
12703 PR middle-end/77484
12704 * predict.def (PRED_CALL): Update hitrate.
12705 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
12706 * predict.c (tree_estimate_probability_bb): Split CALL predictor
12707 into direct/indirect/polymorphic variants.
12709 2017-01-01 Jakub Jelinek <jakub@redhat.com>
12711 Update copyright years.
12713 * gcc.c (process_command): Update copyright notice dates.
12714 * gcov-dump.c (print_version): Ditto.
12715 * gcov.c (print_version): Ditto.
12716 * gcov-tool.c (print_version): Ditto.
12717 * gengtype.c (create_file): Ditto.
12718 * doc/cpp.texi: Bump @copying's copyright year.
12719 * doc/cppinternals.texi: Ditto.
12720 * doc/gcc.texi: Ditto.
12721 * doc/gccint.texi: Ditto.
12722 * doc/gcov.texi: Ditto.
12723 * doc/install.texi: Ditto.
12724 * doc/invoke.texi: Ditto.
12725 \f
12726 Copyright (C) 2017 Free Software Foundation, Inc.
12728 Copying and distribution of this file, with or without modification,
12729 are permitted in any medium without royalty provided the copyright
12730 notice and this notice are preserved.