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Side by Side Diff: runtime/vm/flow_graph_compiler.h

Issue 2572563004: Improve the casing of Stackmap and Stacktrace. (Closed)
Patch Set: Build fixes Created 4 years ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 #ifndef RUNTIME_VM_FLOW_GRAPH_COMPILER_H_ 5 #ifndef RUNTIME_VM_FLOW_GRAPH_COMPILER_H_
6 #define RUNTIME_VM_FLOW_GRAPH_COMPILER_H_ 6 #define RUNTIME_VM_FLOW_GRAPH_COMPILER_H_
7 7
8 #include "vm/allocation.h" 8 #include "vm/allocation.h"
9 #include "vm/assembler.h" 9 #include "vm/assembler.h"
10 #include "vm/code_descriptors.h" 10 #include "vm/code_descriptors.h"
(...skipping 460 matching lines...) Expand 10 before | Expand all | Expand 10 after
471 bool CanFallThroughTo(BlockEntryInstr* block_entry) const; 471 bool CanFallThroughTo(BlockEntryInstr* block_entry) const;
472 472
473 // Return true-, false- and fall-through label for a branch instruction. 473 // Return true-, false- and fall-through label for a branch instruction.
474 BranchLabels CreateBranchLabels(BranchInstr* branch) const; 474 BranchLabels CreateBranchLabels(BranchInstr* branch) const;
475 475
476 void AddExceptionHandler(intptr_t try_index, 476 void AddExceptionHandler(intptr_t try_index,
477 intptr_t outer_try_index, 477 intptr_t outer_try_index,
478 intptr_t pc_offset, 478 intptr_t pc_offset,
479 const Array& handler_types, 479 const Array& handler_types,
480 bool needs_stacktrace); 480 bool needs_stacktrace);
481 void SetNeedsStacktrace(intptr_t try_index); 481 void SetNeedsStackTrace(intptr_t try_index);
482 void AddCurrentDescriptor(RawPcDescriptors::Kind kind, 482 void AddCurrentDescriptor(RawPcDescriptors::Kind kind,
483 intptr_t deopt_id, 483 intptr_t deopt_id,
484 TokenPosition token_pos); 484 TokenPosition token_pos);
485 485
486 void RecordSafepoint(LocationSummary* locs, 486 void RecordSafepoint(LocationSummary* locs,
487 intptr_t slow_path_argument_count = 0); 487 intptr_t slow_path_argument_count = 0);
488 488
489 Label* AddDeoptStub(intptr_t deopt_id, 489 Label* AddDeoptStub(intptr_t deopt_id,
490 ICData::DeoptReasonId reason, 490 ICData::DeoptReasonId reason,
491 uint32_t flags = 0); 491 uint32_t flags = 0);
492 492
493 #if defined(TARGET_ARCH_DBC) 493 #if defined(TARGET_ARCH_DBC)
494 void EmitDeopt(intptr_t deopt_id, 494 void EmitDeopt(intptr_t deopt_id,
495 ICData::DeoptReasonId reason, 495 ICData::DeoptReasonId reason,
496 uint32_t flags = 0); 496 uint32_t flags = 0);
497 497
498 // If the cid does not fit in 16 bits, then this will cause a bailout. 498 // If the cid does not fit in 16 bits, then this will cause a bailout.
499 uint16_t ToEmbeddableCid(intptr_t cid, Instruction* instruction); 499 uint16_t ToEmbeddableCid(intptr_t cid, Instruction* instruction);
500 #endif // defined(TARGET_ARCH_DBC) 500 #endif // defined(TARGET_ARCH_DBC)
501 501
502 void AddDeoptIndexAtCall(intptr_t deopt_id); 502 void AddDeoptIndexAtCall(intptr_t deopt_id);
503 503
504 void AddSlowPathCode(SlowPathCode* slow_path); 504 void AddSlowPathCode(SlowPathCode* slow_path);
505 505
506 void FinalizeExceptionHandlers(const Code& code); 506 void FinalizeExceptionHandlers(const Code& code);
507 void FinalizePcDescriptors(const Code& code); 507 void FinalizePcDescriptors(const Code& code);
508 RawArray* CreateDeoptInfo(Assembler* assembler); 508 RawArray* CreateDeoptInfo(Assembler* assembler);
509 void FinalizeStackmaps(const Code& code); 509 void FinalizeStackMaps(const Code& code);
510 void FinalizeVarDescriptors(const Code& code); 510 void FinalizeVarDescriptors(const Code& code);
511 void FinalizeStaticCallTargetsTable(const Code& code); 511 void FinalizeStaticCallTargetsTable(const Code& code);
512 512
513 const Class& double_class() const { return double_class_; } 513 const Class& double_class() const { return double_class_; }
514 const Class& mint_class() const { return mint_class_; } 514 const Class& mint_class() const { return mint_class_; }
515 const Class& float32x4_class() const { return float32x4_class_; } 515 const Class& float32x4_class() const { return float32x4_class_; }
516 const Class& float64x2_class() const { return float64x2_class_; } 516 const Class& float64x2_class() const { return float64x2_class_; }
517 const Class& int32x4_class() const { return int32x4_class_; } 517 const Class& int32x4_class() const { return int32x4_class_; }
518 518
519 const Class& BoxClassFor(Representation rep); 519 const Class& BoxClassFor(Representation rep);
(...skipping 172 matching lines...) Expand 10 before | Expand all | Expand 10 after
692 void CompactBlocks(); 692 void CompactBlocks();
693 693
694 bool IsListClass(const Class& cls) const { 694 bool IsListClass(const Class& cls) const {
695 return cls.raw() == list_class_.raw(); 695 return cls.raw() == list_class_.raw();
696 } 696 }
697 697
698 void EmitSourceLine(Instruction* instr); 698 void EmitSourceLine(Instruction* instr);
699 699
700 intptr_t GetOptimizationThreshold() const; 700 intptr_t GetOptimizationThreshold() const;
701 701
702 StackmapTableBuilder* stackmap_table_builder() { 702 StackMapTableBuilder* stackmap_table_builder() {
703 if (stackmap_table_builder_ == NULL) { 703 if (stackmap_table_builder_ == NULL) {
704 stackmap_table_builder_ = new StackmapTableBuilder(); 704 stackmap_table_builder_ = new StackMapTableBuilder();
705 } 705 }
706 return stackmap_table_builder_; 706 return stackmap_table_builder_;
707 } 707 }
708 708
709 // TODO(vegorov) re-enable frame state tracking on DBC. It is 709 // TODO(vegorov) re-enable frame state tracking on DBC. It is
710 // currently disabled because it relies on LocationSummaries and 710 // currently disabled because it relies on LocationSummaries and
711 // we don't use them during unoptimized compilation on DBC. 711 // we don't use them during unoptimized compilation on DBC.
712 #if defined(DEBUG) && !defined(TARGET_ARCH_DBC) 712 #if defined(DEBUG) && !defined(TARGET_ARCH_DBC)
713 void FrameStateUpdateWith(Instruction* instr); 713 void FrameStateUpdateWith(Instruction* instr);
714 void FrameStatePush(Definition* defn); 714 void FrameStatePush(Definition* defn);
(...skipping 30 matching lines...) Expand all
745 #if defined(DEBUG) 745 #if defined(DEBUG)
746 GrowableArray<Representation> frame_state_; 746 GrowableArray<Representation> frame_state_;
747 #endif 747 #endif
748 748
749 // Compiler specific per-block state. Indexed by postorder block number 749 // Compiler specific per-block state. Indexed by postorder block number
750 // for convenience. This is not the block's index in the block order, 750 // for convenience. This is not the block's index in the block order,
751 // which is reverse postorder. 751 // which is reverse postorder.
752 BlockEntryInstr* current_block_; 752 BlockEntryInstr* current_block_;
753 ExceptionHandlerList* exception_handlers_list_; 753 ExceptionHandlerList* exception_handlers_list_;
754 DescriptorList* pc_descriptors_list_; 754 DescriptorList* pc_descriptors_list_;
755 StackmapTableBuilder* stackmap_table_builder_; 755 StackMapTableBuilder* stackmap_table_builder_;
756 CodeSourceMapBuilder* code_source_map_builder_; 756 CodeSourceMapBuilder* code_source_map_builder_;
757 intptr_t saved_code_size_; 757 intptr_t saved_code_size_;
758 GrowableArray<BlockInfo*> block_info_; 758 GrowableArray<BlockInfo*> block_info_;
759 GrowableArray<CompilerDeoptInfo*> deopt_infos_; 759 GrowableArray<CompilerDeoptInfo*> deopt_infos_;
760 GrowableArray<SlowPathCode*> slow_path_code_; 760 GrowableArray<SlowPathCode*> slow_path_code_;
761 // Stores static call targets as well as stub targets. 761 // Stores static call targets as well as stub targets.
762 // TODO(srdjan): Evaluate if we should store allocation stub targets into a 762 // TODO(srdjan): Evaluate if we should store allocation stub targets into a
763 // separate table? 763 // separate table?
764 GrowableArray<StaticCallsStruct*> static_calls_target_table_; 764 GrowableArray<StaticCallsStruct*> static_calls_target_table_;
765 const bool is_optimizing_; 765 const bool is_optimizing_;
(...skipping 26 matching lines...) Expand all
792 const GrowableArray<const Function*>& inline_id_to_function_; 792 const GrowableArray<const Function*>& inline_id_to_function_;
793 const GrowableArray<TokenPosition>& inline_id_to_token_pos_; 793 const GrowableArray<TokenPosition>& inline_id_to_token_pos_;
794 const GrowableArray<intptr_t>& caller_inline_id_; 794 const GrowableArray<intptr_t>& caller_inline_id_;
795 795
796 DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler); 796 DISALLOW_COPY_AND_ASSIGN(FlowGraphCompiler);
797 }; 797 };
798 798
799 } // namespace dart 799 } // namespace dart
800 800
801 #endif // RUNTIME_VM_FLOW_GRAPH_COMPILER_H_ 801 #endif // RUNTIME_VM_FLOW_GRAPH_COMPILER_H_
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