 Chromium Code Reviews
 Chromium Code Reviews Issue 6824071:
  Cleanup of ScannerConstants, now named UnicodeCache.  (Closed) 
  Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
    
  
    Issue 6824071:
  Cleanup of ScannerConstants, now named UnicodeCache.  (Closed) 
  Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge| OLD | NEW | 
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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 the V8 project authors. All rights reserved. | 
| 
Karl Klose
2011/04/12 07:55:40
Please update to 2011.
 | |
| 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 | 
| 11 // with the distribution. | 11 // with the distribution. | 
| (...skipping 140 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... | |
| 152 // Only if that pushback buffer at the start of buffer_ isn't sufficient | 152 // Only if that pushback buffer at the start of buffer_ isn't sufficient | 
| 153 // is the following used. | 153 // is the following used. | 
| 154 const uc16* pushback_buffer_end_cache_; | 154 const uc16* pushback_buffer_end_cache_; | 
| 155 uc16* pushback_buffer_backing_; | 155 uc16* pushback_buffer_backing_; | 
| 156 unsigned pushback_buffer_backing_size_; | 156 unsigned pushback_buffer_backing_size_; | 
| 157 }; | 157 }; | 
| 158 | 158 | 
| 159 | 159 | 
| 160 class StandAloneJavaScriptScanner : public JavaScriptScanner { | 160 class StandAloneJavaScriptScanner : public JavaScriptScanner { | 
| 161 public: | 161 public: | 
| 162 explicit StandAloneJavaScriptScanner(ScannerConstants* scanner_constants) | 162 explicit StandAloneJavaScriptScanner(UnicodeCache* unicode_cache) | 
| 163 : JavaScriptScanner(scanner_constants) { } | 163 : JavaScriptScanner(unicode_cache) { } | 
| 164 | 164 | 
| 165 void Initialize(UC16CharacterStream* source) { | 165 void Initialize(UC16CharacterStream* source) { | 
| 166 source_ = source; | 166 source_ = source; | 
| 167 Init(); | 167 Init(); | 
| 168 // Skip initial whitespace allowing HTML comment ends just like | 168 // Skip initial whitespace allowing HTML comment ends just like | 
| 169 // after a newline and scan first token. | 169 // after a newline and scan first token. | 
| 170 has_line_terminator_before_next_ = true; | 170 has_line_terminator_before_next_ = true; | 
| 171 SkipWhiteSpace(); | 171 SkipWhiteSpace(); | 
| 172 Scan(); | 172 Scan(); | 
| 173 } | 173 } | 
| (...skipping 11 matching lines...) Expand all Loading... | |
| 185 | 185 | 
| 186 } // namespace internal. | 186 } // namespace internal. | 
| 187 | 187 | 
| 188 | 188 | 
| 189 UnicodeInputStream::~UnicodeInputStream() { } | 189 UnicodeInputStream::~UnicodeInputStream() { } | 
| 190 | 190 | 
| 191 | 191 | 
| 192 PreParserData Preparse(UnicodeInputStream* input, size_t max_stack) { | 192 PreParserData Preparse(UnicodeInputStream* input, size_t max_stack) { | 
| 193 internal::InputStreamUTF16Buffer buffer(input); | 193 internal::InputStreamUTF16Buffer buffer(input); | 
| 194 uintptr_t stack_limit = reinterpret_cast<uintptr_t>(&buffer) - max_stack; | 194 uintptr_t stack_limit = reinterpret_cast<uintptr_t>(&buffer) - max_stack; | 
| 195 internal::ScannerConstants scanner_constants; | 195 internal::UnicodeCache unicode_cache; | 
| 196 internal::StandAloneJavaScriptScanner scanner(&scanner_constants); | 196 internal::StandAloneJavaScriptScanner scanner(&unicode_cache); | 
| 197 scanner.Initialize(&buffer); | 197 scanner.Initialize(&buffer); | 
| 198 internal::CompleteParserRecorder recorder; | 198 internal::CompleteParserRecorder recorder; | 
| 199 preparser::PreParser::PreParseResult result = | 199 preparser::PreParser::PreParseResult result = | 
| 200 preparser::PreParser::PreParseProgram(&scanner, | 200 preparser::PreParser::PreParseProgram(&scanner, | 
| 201 &recorder, | 201 &recorder, | 
| 202 true, | 202 true, | 
| 203 stack_limit); | 203 stack_limit); | 
| 204 if (result == preparser::PreParser::kPreParseStackOverflow) { | 204 if (result == preparser::PreParser::kPreParseStackOverflow) { | 
| 205 return PreParserData::StackOverflow(); | 205 return PreParserData::StackOverflow(); | 
| 206 } | 206 } | 
| 207 internal::Vector<unsigned> pre_data = recorder.ExtractData(); | 207 internal::Vector<unsigned> pre_data = recorder.ExtractData(); | 
| 208 size_t size = pre_data.length() * sizeof(pre_data[0]); | 208 size_t size = pre_data.length() * sizeof(pre_data[0]); | 
| 209 unsigned char* data = reinterpret_cast<unsigned char*>(pre_data.start()); | 209 unsigned char* data = reinterpret_cast<unsigned char*>(pre_data.start()); | 
| 210 return PreParserData(size, data); | 210 return PreParserData(size, data); | 
| 211 } | 211 } | 
| 212 | 212 | 
| 213 } // namespace v8. | 213 } // namespace v8. | 
| 214 | 214 | 
| 215 | 215 | 
| 216 // Used by ASSERT macros and other immediate exits. | 216 // Used by ASSERT macros and other immediate exits. | 
| 217 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...) { | 217 extern "C" void V8_Fatal(const char* file, int line, const char* format, ...) { | 
| 218 exit(EXIT_FAILURE); | 218 exit(EXIT_FAILURE); | 
| 219 } | 219 } | 
| OLD | NEW |