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Issue 541643002: [turbofan] Properly delete nodes in the GraphReducer. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Kill Created 6 years, 3 months ago
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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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46 // inherited from Vector, Nodes only contain a mutable Operator that may change 46 // inherited from Vector, Nodes only contain a mutable Operator that may change
47 // during compilation, e.g. during lowering passes. Other information that 47 // during compilation, e.g. during lowering passes. Other information that
48 // needs to be associated with Nodes during compilation must be stored 48 // needs to be associated with Nodes during compilation must be stored
49 // out-of-line indexed by the Node's id. 49 // out-of-line indexed by the Node's id.
50 class Node : public GenericNode<NodeData, Node> { 50 class Node : public GenericNode<NodeData, Node> {
51 public: 51 public:
52 Node(GenericGraphBase* graph, int input_count) 52 Node(GenericGraphBase* graph, int input_count)
53 : GenericNode<NodeData, Node>(graph, input_count) {} 53 : GenericNode<NodeData, Node>(graph, input_count) {}
54 54
55 void Initialize(Operator* op) { set_op(op); } 55 void Initialize(Operator* op) { set_op(op); }
56 void Kill();
56 57
57 void CollectProjections(ZoneVector<Node*>* projections); 58 void CollectProjections(ZoneVector<Node*>* projections);
58 Node* FindProjection(int32_t projection_index); 59 Node* FindProjection(int32_t projection_index);
59 }; 60 };
60 61
61 OStream& operator<<(OStream& os, const Node& n); 62 OStream& operator<<(OStream& os, const Node& n);
62 63
63 typedef GenericGraphVisit::NullNodeVisitor<NodeData, Node> NullNodeVisitor; 64 typedef GenericGraphVisit::NullNodeVisitor<NodeData, Node> NullNodeVisitor;
64 65
65 typedef std::set<Node*, std::less<Node*>, zone_allocator<Node*> > NodeSet; 66 typedef std::set<Node*, std::less<Node*>, zone_allocator<Node*> > NodeSet;
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87 // Helper to extract parameters from Operator1<*> nodes. 88 // Helper to extract parameters from Operator1<*> nodes.
88 template <typename T> 89 template <typename T>
89 static inline T OpParameter(Node* node) { 90 static inline T OpParameter(Node* node) {
90 return OpParameter<T>(node->op()); 91 return OpParameter<T>(node->op());
91 } 92 }
92 } 93 }
93 } 94 }
94 } // namespace v8::internal::compiler 95 } // namespace v8::internal::compiler
95 96
96 #endif // V8_COMPILER_NODE_H_ 97 #endif // V8_COMPILER_NODE_H_
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