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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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97 #define AST_NODE_LIST(V) \ | 97 #define AST_NODE_LIST(V) \ |
98 V(Declaration) \ | 98 V(Declaration) \ |
99 STATEMENT_NODE_LIST(V) \ | 99 STATEMENT_NODE_LIST(V) \ |
100 EXPRESSION_NODE_LIST(V) | 100 EXPRESSION_NODE_LIST(V) |
101 | 101 |
102 // Forward declarations | 102 // Forward declarations |
103 class TargetCollector; | 103 class TargetCollector; |
104 class MaterializedLiteral; | 104 class MaterializedLiteral; |
105 | 105 |
106 #define DEF_FORWARD_DECLARATION(type) class type; | 106 #define DEF_FORWARD_DECLARATION(type) class type; |
107 NODE_LIST(DEF_FORWARD_DECLARATION) | 107 AST_NODE_LIST(DEF_FORWARD_DECLARATION) |
108 #undef DEF_FORWARD_DECLARATION | 108 #undef DEF_FORWARD_DECLARATION |
109 | 109 |
110 | 110 |
111 // Typedef only introduced to avoid unreadable code. | 111 // Typedef only introduced to avoid unreadable code. |
112 // Please do appreciate the required space in "> >". | 112 // Please do appreciate the required space in "> >". |
113 typedef ZoneList<Handle<String> > ZoneStringList; | 113 typedef ZoneList<Handle<String> > ZoneStringList; |
114 | 114 |
115 | 115 |
116 class AstNode: public ZoneObject { | 116 class AstNode: public ZoneObject { |
117 public: | 117 public: |
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1700 | 1700 |
1701 // If a stack-overflow exception is encountered when visiting a | 1701 // If a stack-overflow exception is encountered when visiting a |
1702 // node, calling SetStackOverflow will make sure that the visitor | 1702 // node, calling SetStackOverflow will make sure that the visitor |
1703 // bails out without visiting more nodes. | 1703 // bails out without visiting more nodes. |
1704 void SetStackOverflow() { stack_overflow_ = true; } | 1704 void SetStackOverflow() { stack_overflow_ = true; } |
1705 | 1705 |
1706 | 1706 |
1707 // Individual nodes | 1707 // Individual nodes |
1708 #define DEF_VISIT(type) \ | 1708 #define DEF_VISIT(type) \ |
1709 virtual void Visit##type(type* node) = 0; | 1709 virtual void Visit##type(type* node) = 0; |
1710 NODE_LIST(DEF_VISIT) | 1710 AST_NODE_LIST(DEF_VISIT) |
1711 #undef DEF_VISIT | 1711 #undef DEF_VISIT |
1712 | 1712 |
1713 private: | 1713 private: |
1714 bool stack_overflow_; | 1714 bool stack_overflow_; |
1715 }; | 1715 }; |
1716 | 1716 |
1717 | 1717 |
1718 } } // namespace v8::internal | 1718 } } // namespace v8::internal |
1719 | 1719 |
1720 #endif // V8_AST_H_ | 1720 #endif // V8_AST_H_ |
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