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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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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, 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}. | 84 // {effect}. If {effect == NULL}, then use the effect input to {node}. All |
| 85 // control uses will be relaxed assuming {node} cannot throw. |
85 static void ReplaceWithValue(Node* node, Node* value, Node* effect = nullptr); | 86 static void ReplaceWithValue(Node* node, Node* value, Node* effect = nullptr); |
86 | 87 |
87 | 88 |
88 // --------------------------------------------------------------------------- | 89 // --------------------------------------------------------------------------- |
89 // Miscellaneous utilities. | 90 // Miscellaneous utilities. |
90 | 91 |
91 static Node* FindProjection(Node* node, size_t projection_index); | 92 static Node* FindProjection(Node* node, size_t projection_index); |
92 | 93 |
93 // Collect the branch-related projections from a node, such as IfTrue, | 94 // Collect the branch-related projections from a node, such as IfTrue, |
94 // IfFalse, IfValue and IfDefault. | 95 // IfFalse, IfSuccess, IfException, IfValue and IfDefault. |
95 // - Branch: [ IfTrue, IfFalse ] | 96 // - Branch: [ IfTrue, IfFalse ] |
| 97 // - Call : [ IfSuccess, IfException ] |
96 // - Switch: [ IfValue, ..., IfDefault ] | 98 // - Switch: [ IfValue, ..., IfDefault ] |
97 static void CollectControlProjections(Node* node, Node** proj, size_t count); | 99 static void CollectControlProjections(Node* node, Node** proj, size_t count); |
98 | 100 |
99 | 101 |
100 // --------------------------------------------------------------------------- | 102 // --------------------------------------------------------------------------- |
101 // Type Bounds. | 103 // Type Bounds. |
102 | 104 |
103 static bool IsTyped(Node* node) { | 105 static bool IsTyped(Node* node) { |
104 Bounds const bounds = node->bounds(); | 106 Bounds const bounds = node->bounds(); |
105 DCHECK(!bounds.lower == !bounds.upper); | 107 DCHECK(!bounds.lower == !bounds.upper); |
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119 | 121 |
120 private: | 122 private: |
121 static inline bool IsInputRange(Edge edge, int first, int count); | 123 static inline bool IsInputRange(Edge edge, int first, int count); |
122 }; | 124 }; |
123 | 125 |
124 } // namespace compiler | 126 } // namespace compiler |
125 } // namespace internal | 127 } // namespace internal |
126 } // namespace v8 | 128 } // namespace v8 |
127 | 129 |
128 #endif // V8_COMPILER_NODE_PROPERTIES_H_ | 130 #endif // V8_COMPILER_NODE_PROPERTIES_H_ |
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