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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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34 static int PastFrameStateIndex(Node* node); | 34 static int PastFrameStateIndex(Node* node); |
35 static int PastEffectIndex(Node* node); | 35 static int PastEffectIndex(Node* node); |
36 static int PastControlIndex(Node* node); | 36 static int PastControlIndex(Node* node); |
37 | 37 |
38 | 38 |
39 // --------------------------------------------------------------------------- | 39 // --------------------------------------------------------------------------- |
40 // Input accessors. | 40 // Input accessors. |
41 | 41 |
42 static Node* GetValueInput(Node* node, int index); | 42 static Node* GetValueInput(Node* node, int index); |
43 static Node* GetContextInput(Node* node); | 43 static Node* GetContextInput(Node* node); |
44 static Node* GetFrameStateInput(Node* node, int index); | 44 static Node* GetFrameStateInput(Node* node); |
45 static Node* GetEffectInput(Node* node, int index = 0); | 45 static Node* GetEffectInput(Node* node, int index = 0); |
46 static Node* GetControlInput(Node* node, int index = 0); | 46 static Node* GetControlInput(Node* node, int index = 0); |
47 | 47 |
48 | 48 |
49 // --------------------------------------------------------------------------- | 49 // --------------------------------------------------------------------------- |
50 // Edge kinds. | 50 // Edge kinds. |
51 | 51 |
52 static bool IsValueEdge(Edge edge); | 52 static bool IsValueEdge(Edge edge); |
53 static bool IsContextEdge(Edge edge); | 53 static bool IsContextEdge(Edge edge); |
54 static bool IsFrameStateEdge(Edge edge); | 54 static bool IsFrameStateEdge(Edge edge); |
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76 // within the graph (i.e. an IfException projection is present). | 76 // within the graph (i.e. an IfException projection is present). |
77 static bool IsExceptionalCall(Node* node); | 77 static bool IsExceptionalCall(Node* node); |
78 | 78 |
79 // --------------------------------------------------------------------------- | 79 // --------------------------------------------------------------------------- |
80 // Miscellaneous mutators. | 80 // Miscellaneous mutators. |
81 | 81 |
82 static void ReplaceValueInput(Node* node, Node* value, int index); | 82 static void ReplaceValueInput(Node* node, Node* value, int index); |
83 static void ReplaceContextInput(Node* node, Node* context); | 83 static void ReplaceContextInput(Node* node, Node* context); |
84 static void ReplaceControlInput(Node* node, Node* control, int index = 0); | 84 static void ReplaceControlInput(Node* node, Node* control, int index = 0); |
85 static void ReplaceEffectInput(Node* node, Node* effect, int index = 0); | 85 static void ReplaceEffectInput(Node* node, Node* effect, int index = 0); |
86 static void ReplaceFrameStateInput(Node* node, int index, Node* frame_state); | 86 static void ReplaceFrameStateInput(Node* node, Node* frame_state); |
87 static void RemoveNonValueInputs(Node* node); | 87 static void RemoveNonValueInputs(Node* node); |
88 static void RemoveValueInputs(Node* node); | 88 static void RemoveValueInputs(Node* node); |
89 | 89 |
90 // Replaces all value inputs of {node} with the single input {value}. | 90 // Replaces all value inputs of {node} with the single input {value}. |
91 static void ReplaceValueInputs(Node* node, Node* value); | 91 static void ReplaceValueInputs(Node* node, Node* value); |
92 | 92 |
93 // Merge the control node {node} into the end of the graph, introducing a | 93 // Merge the control node {node} into the end of the graph, introducing a |
94 // merge node or expanding an existing merge node if necessary. | 94 // merge node or expanding an existing merge node if necessary. |
95 static void MergeControlToEnd(Graph* graph, CommonOperatorBuilder* common, | 95 static void MergeControlToEnd(Graph* graph, CommonOperatorBuilder* common, |
96 Node* node); | 96 Node* node); |
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161 | 161 |
162 private: | 162 private: |
163 static inline bool IsInputRange(Edge edge, int first, int count); | 163 static inline bool IsInputRange(Edge edge, int first, int count); |
164 }; | 164 }; |
165 | 165 |
166 } // namespace compiler | 166 } // namespace compiler |
167 } // namespace internal | 167 } // namespace internal |
168 } // namespace v8 | 168 } // namespace v8 |
169 | 169 |
170 #endif // V8_COMPILER_NODE_PROPERTIES_H_ | 170 #endif // V8_COMPILER_NODE_PROPERTIES_H_ |
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