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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_AST_AST_H_ | 5 #ifndef V8_AST_AST_H_ |
6 #define V8_AST_AST_H_ | 6 #define V8_AST_AST_H_ |
7 | 7 |
8 #include "src/assembler.h" | 8 #include "src/assembler.h" |
9 #include "src/ast/ast-value-factory.h" | 9 #include "src/ast/ast-value-factory.h" |
10 #include "src/ast/modules.h" | 10 #include "src/ast/modules.h" |
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123 #define DECLARE_NODE_TYPE(type) \ | 123 #define DECLARE_NODE_TYPE(type) \ |
124 void Accept(AstVisitor* v) override; \ | 124 void Accept(AstVisitor* v) override; \ |
125 AstNode::NodeType node_type() const final { return AstNode::k##type; } \ | 125 AstNode::NodeType node_type() const final { return AstNode::k##type; } \ |
126 friend class AstNodeFactory; | 126 friend class AstNodeFactory; |
127 | 127 |
128 | 128 |
129 class FeedbackVectorSlotCache { | 129 class FeedbackVectorSlotCache { |
130 public: | 130 public: |
131 explicit FeedbackVectorSlotCache(Zone* zone) | 131 explicit FeedbackVectorSlotCache(Zone* zone) |
132 : zone_(zone), | 132 : zone_(zone), |
133 hash_map_(HashMap::PointersMatch, ZoneHashMap::kDefaultHashMapCapacity, | 133 hash_map_(base::HashMap::PointersMatch, |
| 134 ZoneHashMap::kDefaultHashMapCapacity, |
134 ZoneAllocationPolicy(zone)) {} | 135 ZoneAllocationPolicy(zone)) {} |
135 | 136 |
136 void Put(Variable* variable, FeedbackVectorSlot slot) { | 137 void Put(Variable* variable, FeedbackVectorSlot slot) { |
137 ZoneHashMap::Entry* entry = hash_map_.LookupOrInsert( | 138 ZoneHashMap::Entry* entry = hash_map_.LookupOrInsert( |
138 variable, ComputePointerHash(variable), ZoneAllocationPolicy(zone_)); | 139 variable, ComputePointerHash(variable), ZoneAllocationPolicy(zone_)); |
139 entry->value = reinterpret_cast<void*>(slot.ToInt()); | 140 entry->value = reinterpret_cast<void*>(slot.ToInt()); |
140 } | 141 } |
141 | 142 |
142 ZoneHashMap::Entry* Get(Variable* variable) const { | 143 ZoneHashMap::Entry* Get(Variable* variable) const { |
143 return hash_map_.Lookup(variable, ComputePointerHash(variable)); | 144 return hash_map_.Lookup(variable, ComputePointerHash(variable)); |
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1544 ZoneList<Property*>* properties_; | 1545 ZoneList<Property*>* properties_; |
1545 int boilerplate_properties_; | 1546 int boilerplate_properties_; |
1546 bool fast_elements_; | 1547 bool fast_elements_; |
1547 bool has_elements_; | 1548 bool has_elements_; |
1548 bool may_store_doubles_; | 1549 bool may_store_doubles_; |
1549 FeedbackVectorSlot slot_; | 1550 FeedbackVectorSlot slot_; |
1550 }; | 1551 }; |
1551 | 1552 |
1552 | 1553 |
1553 // A map from property names to getter/setter pairs allocated in the zone. | 1554 // A map from property names to getter/setter pairs allocated in the zone. |
1554 class AccessorTable : public TemplateHashMap<Literal, ObjectLiteral::Accessors, | 1555 class AccessorTable |
1555 ZoneAllocationPolicy> { | 1556 : public base::TemplateHashMap<Literal, ObjectLiteral::Accessors, |
| 1557 ZoneAllocationPolicy> { |
1556 public: | 1558 public: |
1557 explicit AccessorTable(Zone* zone) | 1559 explicit AccessorTable(Zone* zone) |
1558 : TemplateHashMap<Literal, ObjectLiteral::Accessors, | 1560 : base::TemplateHashMap<Literal, ObjectLiteral::Accessors, |
1559 ZoneAllocationPolicy>(Literal::Match, | 1561 ZoneAllocationPolicy>(Literal::Match, |
1560 ZoneAllocationPolicy(zone)), | 1562 ZoneAllocationPolicy(zone)), |
1561 zone_(zone) {} | 1563 zone_(zone) {} |
1562 | 1564 |
1563 Iterator lookup(Literal* literal) { | 1565 Iterator lookup(Literal* literal) { |
1564 Iterator it = find(literal, true, ZoneAllocationPolicy(zone_)); | 1566 Iterator it = find(literal, true, ZoneAllocationPolicy(zone_)); |
1565 if (it->second == NULL) it->second = new (zone_) ObjectLiteral::Accessors(); | 1567 if (it->second == NULL) it->second = new (zone_) ObjectLiteral::Accessors(); |
1566 return it; | 1568 return it; |
1567 } | 1569 } |
1568 | 1570 |
1569 private: | 1571 private: |
1570 Zone* zone_; | 1572 Zone* zone_; |
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3577 : NULL; \ | 3579 : NULL; \ |
3578 } | 3580 } |
3579 AST_NODE_LIST(DECLARE_NODE_FUNCTIONS) | 3581 AST_NODE_LIST(DECLARE_NODE_FUNCTIONS) |
3580 #undef DECLARE_NODE_FUNCTIONS | 3582 #undef DECLARE_NODE_FUNCTIONS |
3581 | 3583 |
3582 | 3584 |
3583 } // namespace internal | 3585 } // namespace internal |
3584 } // namespace v8 | 3586 } // namespace v8 |
3585 | 3587 |
3586 #endif // V8_AST_AST_H_ | 3588 #endif // V8_AST_AST_H_ |
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