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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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184 UnicodeInputStream::~UnicodeInputStream() { } | 184 UnicodeInputStream::~UnicodeInputStream() { } |
185 | 185 |
186 | 186 |
187 PreParserData Preparse(UnicodeInputStream* input, size_t max_stack) { | 187 PreParserData Preparse(UnicodeInputStream* input, size_t max_stack) { |
188 internal::InputStreamUtf16Buffer buffer(input); | 188 internal::InputStreamUtf16Buffer buffer(input); |
189 uintptr_t stack_limit = reinterpret_cast<uintptr_t>(&buffer) - max_stack; | 189 uintptr_t stack_limit = reinterpret_cast<uintptr_t>(&buffer) - max_stack; |
190 internal::UnicodeCache unicode_cache; | 190 internal::UnicodeCache unicode_cache; |
191 internal::Scanner scanner(&unicode_cache); | 191 internal::Scanner scanner(&unicode_cache); |
192 scanner.Initialize(&buffer); | 192 scanner.Initialize(&buffer); |
193 internal::CompleteParserRecorder recorder; | 193 internal::CompleteParserRecorder recorder; |
194 preparser::PreParser preparser(&scanner, &recorder, stack_limit); | |
195 preparser.set_allow_lazy(true); | |
194 preparser::PreParser::PreParseResult result = | 196 preparser::PreParser::PreParseResult result = |
195 preparser::PreParser::PreParseProgram(&scanner, | 197 preparser.PreParseProgram(); |
Michael Starzinger
2013/04/05 10:30:33
nit: Should fit into one line now.
wingo
2013/04/05 12:00:14
Done.
| |
196 &recorder, | |
197 internal::kAllowLazy, | |
198 stack_limit); | |
199 if (result == preparser::PreParser::kPreParseStackOverflow) { | 198 if (result == preparser::PreParser::kPreParseStackOverflow) { |
200 return PreParserData::StackOverflow(); | 199 return PreParserData::StackOverflow(); |
201 } | 200 } |
202 internal::Vector<unsigned> pre_data = recorder.ExtractData(); | 201 internal::Vector<unsigned> pre_data = recorder.ExtractData(); |
203 size_t size = pre_data.length() * sizeof(pre_data[0]); | 202 size_t size = pre_data.length() * sizeof(pre_data[0]); |
204 unsigned char* data = reinterpret_cast<unsigned char*>(pre_data.start()); | 203 unsigned char* data = reinterpret_cast<unsigned char*>(pre_data.start()); |
205 return PreParserData(size, data); | 204 return PreParserData(size, data); |
206 } | 205 } |
207 | 206 |
208 } // namespace v8. | 207 } // namespace v8. |
209 | 208 |
210 | 209 |
211 // Used by ASSERT macros and other immediate exits. | 210 // Used by ASSERT macros and other immediate exits. |
212 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...) { | 211 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...) { |
213 exit(EXIT_FAILURE); | 212 exit(EXIT_FAILURE); |
214 } | 213 } |
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