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Issue 1393393003: Move AccessorTable from full-codegen.h to ast.h. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 5 years, 2 months ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef V8_FULL_CODEGEN_FULL_CODEGEN_H_ 5 #ifndef V8_FULL_CODEGEN_FULL_CODEGEN_H_
6 #define V8_FULL_CODEGEN_FULL_CODEGEN_H_ 6 #define V8_FULL_CODEGEN_FULL_CODEGEN_H_
7 7
8 #include "src/allocation.h" 8 #include "src/allocation.h"
9 #include "src/assert-scope.h" 9 #include "src/assert-scope.h"
10 #include "src/ast.h" 10 #include "src/ast.h"
(...skipping 954 matching lines...) Expand 10 before | Expand all | Expand 10 after
965 Handle<Cell> profiling_counter_; 965 Handle<Cell> profiling_counter_;
966 bool generate_debug_code_; 966 bool generate_debug_code_;
967 967
968 friend class NestedStatement; 968 friend class NestedStatement;
969 969
970 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS(); 970 DEFINE_AST_VISITOR_SUBCLASS_MEMBERS();
971 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator); 971 DISALLOW_COPY_AND_ASSIGN(FullCodeGenerator);
972 }; 972 };
973 973
974 974
975 // A map from property names to getter/setter pairs allocated in the zone.
976 class AccessorTable: public TemplateHashMap<Literal,
977 ObjectLiteral::Accessors,
978 ZoneAllocationPolicy> {
979 public:
980 explicit AccessorTable(Zone* zone) :
981 TemplateHashMap<Literal, ObjectLiteral::Accessors,
982 ZoneAllocationPolicy>(Literal::Match,
983 ZoneAllocationPolicy(zone)),
984 zone_(zone) { }
985
986 Iterator lookup(Literal* literal) {
987 Iterator it = find(literal, true, ZoneAllocationPolicy(zone_));
988 if (it->second == NULL) it->second = new(zone_) ObjectLiteral::Accessors();
989 return it;
990 }
991
992 private:
993 Zone* zone_;
994 };
995
996
997 class BackEdgeTable { 975 class BackEdgeTable {
998 public: 976 public:
999 BackEdgeTable(Code* code, DisallowHeapAllocation* required) { 977 BackEdgeTable(Code* code, DisallowHeapAllocation* required) {
1000 DCHECK(code->kind() == Code::FUNCTION); 978 DCHECK(code->kind() == Code::FUNCTION);
1001 instruction_start_ = code->instruction_start(); 979 instruction_start_ = code->instruction_start();
1002 Address table_address = instruction_start_ + code->back_edge_table_offset(); 980 Address table_address = instruction_start_ + code->back_edge_table_offset();
1003 length_ = Memory::uint32_at(table_address); 981 length_ = Memory::uint32_at(table_address);
1004 start_ = table_address + kTableLengthSize; 982 start_ = table_address + kTableLengthSize;
1005 } 983 }
1006 984
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1074 Address start_; 1052 Address start_;
1075 Address instruction_start_; 1053 Address instruction_start_;
1076 uint32_t length_; 1054 uint32_t length_;
1077 }; 1055 };
1078 1056
1079 1057
1080 } // namespace internal 1058 } // namespace internal
1081 } // namespace v8 1059 } // namespace v8
1082 1060
1083 #endif // V8_FULL_CODEGEN_FULL_CODEGEN_H_ 1061 #endif // V8_FULL_CODEGEN_FULL_CODEGEN_H_
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