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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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_COMPILER_NODE_H_ | 5 #ifndef V8_COMPILER_NODE_H_ |
6 #define V8_COMPILER_NODE_H_ | 6 #define V8_COMPILER_NODE_H_ |
7 | 7 |
8 #include <deque> | 8 #include <deque> |
9 #include <set> | 9 #include <set> |
10 #include <vector> | 10 #include <vector> |
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54 void set_mark(Mark mark) { mark_ = mark; } | 54 void set_mark(Mark mark) { mark_ = mark; } |
55 }; | 55 }; |
56 | 56 |
57 // A Node is the basic primitive of an IR graph. In addition to the members | 57 // A Node is the basic primitive of an IR graph. In addition to the members |
58 // inherited from Vector, Nodes only contain a mutable Operator that may change | 58 // inherited from Vector, Nodes only contain a mutable Operator that may change |
59 // during compilation, e.g. during lowering passes. Other information that | 59 // during compilation, e.g. during lowering passes. Other information that |
60 // needs to be associated with Nodes during compilation must be stored | 60 // needs to be associated with Nodes during compilation must be stored |
61 // out-of-line indexed by the Node's id. | 61 // out-of-line indexed by the Node's id. |
62 class Node FINAL : public GenericNode<NodeData, Node> { | 62 class Node FINAL : public GenericNode<NodeData, Node> { |
63 public: | 63 public: |
64 Node(GenericGraphBase* graph, int input_count, int reserve_input_count) | 64 Node(Graph* graph, int input_count, int reserve_input_count) |
65 : GenericNode<NodeData, Node>(graph, input_count, reserve_input_count) {} | 65 : GenericNode<NodeData, Node>(graph, input_count, reserve_input_count) {} |
66 | 66 |
67 void Initialize(const Operator* op) { | 67 void Initialize(const Operator* op) { |
68 set_op(op); | 68 set_op(op); |
69 set_mark(0); | 69 set_mark(0); |
70 } | 70 } |
71 | 71 |
72 bool IsDead() const { return InputCount() > 0 && InputAt(0) == NULL; } | 72 bool IsDead() const { return InputCount() > 0 && InputAt(0) == NULL; } |
73 void Kill(); | 73 void Kill(); |
74 | 74 |
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102 template <typename T> | 102 template <typename T> |
103 static inline const T& OpParameter(const Node* node) { | 103 static inline const T& OpParameter(const Node* node) { |
104 return OpParameter<T>(node->op()); | 104 return OpParameter<T>(node->op()); |
105 } | 105 } |
106 | 106 |
107 } // namespace compiler | 107 } // namespace compiler |
108 } // namespace internal | 108 } // namespace internal |
109 } // namespace v8 | 109 } // namespace v8 |
110 | 110 |
111 #endif // V8_COMPILER_NODE_H_ | 111 #endif // V8_COMPILER_NODE_H_ |
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