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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_PROPERTIES_H_ | 5 #ifndef V8_COMPILER_NODE_PROPERTIES_H_ |
6 #define V8_COMPILER_NODE_PROPERTIES_H_ | 6 #define V8_COMPILER_NODE_PROPERTIES_H_ |
7 | 7 |
8 #include "src/compiler/node.h" | 8 #include "src/compiler/node.h" |
9 #include "src/types.h" | 9 #include "src/types.h" |
10 | 10 |
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32 static int PastFrameStateIndex(Node* node); | 32 static int PastFrameStateIndex(Node* node); |
33 static int PastEffectIndex(Node* node); | 33 static int PastEffectIndex(Node* node); |
34 static int PastControlIndex(Node* node); | 34 static int PastControlIndex(Node* node); |
35 | 35 |
36 | 36 |
37 // --------------------------------------------------------------------------- | 37 // --------------------------------------------------------------------------- |
38 // Input accessors. | 38 // Input accessors. |
39 | 39 |
40 static Node* GetValueInput(Node* node, int index); | 40 static Node* GetValueInput(Node* node, int index); |
41 static Node* GetContextInput(Node* node); | 41 static Node* GetContextInput(Node* node); |
42 static Node* GetFrameStateInput(Node* node); | 42 static Node* GetFrameStateInput(Node* node, int index); |
43 static Node* GetEffectInput(Node* node, int index = 0); | 43 static Node* GetEffectInput(Node* node, int index = 0); |
44 static Node* GetControlInput(Node* node, int index = 0); | 44 static Node* GetControlInput(Node* node, int index = 0); |
45 | 45 |
46 | 46 |
47 // --------------------------------------------------------------------------- | 47 // --------------------------------------------------------------------------- |
48 // Edge kinds. | 48 // Edge kinds. |
49 | 49 |
50 static bool IsValueEdge(Edge edge); | 50 static bool IsValueEdge(Edge edge); |
51 static bool IsContextEdge(Edge edge); | 51 static bool IsContextEdge(Edge edge); |
52 static bool IsFrameStateEdge(Edge edge); | 52 static bool IsFrameStateEdge(Edge edge); |
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70 return IrOpcode::IsPhiOpcode(node->opcode()); | 70 return IrOpcode::IsPhiOpcode(node->opcode()); |
71 } | 71 } |
72 | 72 |
73 | 73 |
74 // --------------------------------------------------------------------------- | 74 // --------------------------------------------------------------------------- |
75 // Miscellaneous mutators. | 75 // Miscellaneous mutators. |
76 | 76 |
77 static void ReplaceContextInput(Node* node, Node* context); | 77 static void ReplaceContextInput(Node* node, Node* context); |
78 static void ReplaceControlInput(Node* node, Node* control); | 78 static void ReplaceControlInput(Node* node, Node* control); |
79 static void ReplaceEffectInput(Node* node, Node* effect, int index = 0); | 79 static void ReplaceEffectInput(Node* node, Node* effect, int index = 0); |
80 static void ReplaceFrameStateInput(Node* node, Node* frame_state); | 80 static void ReplaceFrameStateInput(Node* node, int index, Node* frame_state); |
81 static void RemoveNonValueInputs(Node* node); | 81 static void RemoveNonValueInputs(Node* node); |
82 | 82 |
83 // Replace value uses of {node} with {value} and effect uses of {node} with | 83 // Replace value uses of {node} with {value} and effect uses of {node} with |
84 // {effect}. If {effect == NULL}, then use the effect input to {node}. All | 84 // {effect}. If {effect == NULL}, then use the effect input to {node}. All |
85 // control uses will be relaxed assuming {node} cannot throw. | 85 // control uses will be relaxed assuming {node} cannot throw. |
86 static void ReplaceWithValue(Node* node, Node* value, Node* effect = nullptr, | 86 static void ReplaceWithValue(Node* node, Node* value, Node* effect = nullptr, |
87 Node* control = nullptr); | 87 Node* control = nullptr); |
88 | 88 |
89 // --------------------------------------------------------------------------- | 89 // --------------------------------------------------------------------------- |
90 // Miscellaneous utilities. | 90 // Miscellaneous utilities. |
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121 | 121 |
122 private: | 122 private: |
123 static inline bool IsInputRange(Edge edge, int first, int count); | 123 static inline bool IsInputRange(Edge edge, int first, int count); |
124 }; | 124 }; |
125 | 125 |
126 } // namespace compiler | 126 } // namespace compiler |
127 } // namespace internal | 127 } // namespace internal |
128 } // namespace v8 | 128 } // namespace v8 |
129 | 129 |
130 #endif // V8_COMPILER_NODE_PROPERTIES_H_ | 130 #endif // V8_COMPILER_NODE_PROPERTIES_H_ |
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