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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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125 int symbol_count() { | 125 int symbol_count() { |
126 return (store_.length() > kHeaderSize) ? store_[kSymbolCountOffset] : 0; | 126 return (store_.length() > kHeaderSize) ? store_[kSymbolCountOffset] : 0; |
127 } | 127 } |
128 // The following functions should only be called if SanityCheck has | 128 // The following functions should only be called if SanityCheck has |
129 // returned true. | 129 // returned true. |
130 bool has_error() { return store_[kHasErrorOffset]; } | 130 bool has_error() { return store_[kHasErrorOffset]; } |
131 unsigned magic() { return store_[kMagicOffset]; } | 131 unsigned magic() { return store_[kMagicOffset]; } |
132 unsigned version() { return store_[kVersionOffset]; } | 132 unsigned version() { return store_[kVersionOffset]; } |
133 | 133 |
134 static const unsigned kMagicNumber = 0xBadDead; | 134 static const unsigned kMagicNumber = 0xBadDead; |
135 static const unsigned kCurrentVersion = 4; | 135 static const unsigned kCurrentVersion = 5; |
136 | 136 |
137 static const int kMagicOffset = 0; | 137 static const int kMagicOffset = 0; |
138 static const int kVersionOffset = 1; | 138 static const int kVersionOffset = 1; |
139 static const int kHasErrorOffset = 2; | 139 static const int kHasErrorOffset = 2; |
140 static const int kFunctionsSizeOffset = 3; | 140 static const int kFunctionsSizeOffset = 3; |
141 static const int kSymbolCountOffset = 4; | 141 static const int kSymbolCountOffset = 4; |
142 static const int kSizeOffset = 5; | 142 static const int kSizeOffset = 5; |
143 static const int kHeaderSize = 6; | 143 static const int kHeaderSize = 6; |
144 | 144 |
145 // If encoding a message, the following positions are fixed. | 145 // If encoding a message, the following positions are fixed. |
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850 // return a null handle. Primarily for readability. | 850 // return a null handle. Primarily for readability. |
851 Handle<Object> ReportUnexpectedToken() { return Handle<Object>::null(); } | 851 Handle<Object> ReportUnexpectedToken() { return Handle<Object>::null(); } |
852 // Converts the currently parsed literal to a JavaScript String. | 852 // Converts the currently parsed literal to a JavaScript String. |
853 Handle<String> GetString(); | 853 Handle<String> GetString(); |
854 | 854 |
855 Scanner scanner_; | 855 Scanner scanner_; |
856 }; | 856 }; |
857 } } // namespace v8::internal | 857 } } // namespace v8::internal |
858 | 858 |
859 #endif // V8_PARSER_H_ | 859 #endif // V8_PARSER_H_ |
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