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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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129 char at(int i) { return data_[i]; } | 129 char at(int i) { return data_[i]; } |
130 bool Compress(Compressor* compressor) { | 130 bool Compress(Compressor* compressor) { |
131 ASSERT_EQ(-1, raw_size_); | 131 ASSERT_EQ(-1, raw_size_); |
132 raw_size_ = data_.length(); | 132 raw_size_ = data_.length(); |
133 if (!compressor->Compress(data_.ToVector())) return false; | 133 if (!compressor->Compress(data_.ToVector())) return false; |
134 data_.Clear(); | 134 data_.Clear(); |
135 data_.AddAll(*compressor->output()); | 135 data_.AddAll(*compressor->output()); |
136 return true; | 136 return true; |
137 } | 137 } |
138 int raw_size() { return raw_size_; } | 138 int raw_size() { return raw_size_; } |
| 139 |
139 private: | 140 private: |
140 i::List<char> data_; | 141 i::List<char> data_; |
141 int raw_size_; | 142 int raw_size_; |
142 }; | 143 }; |
143 | 144 |
144 | 145 |
145 class CppByteSink : public PartialSnapshotSink { | 146 class CppByteSink : public PartialSnapshotSink { |
146 public: | 147 public: |
147 explicit CppByteSink(const char* snapshot_file) { | 148 explicit CppByteSink(const char* snapshot_file) { |
148 fp_ = i::OS::FOpen(snapshot_file, "wb"); | 149 fp_ = i::OS::FOpen(snapshot_file, "wb"); |
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258 } else { | 259 } else { |
259 fprintf(stderr, "bzlib error code: %d\n", result); | 260 fprintf(stderr, "bzlib error code: %d\n", result); |
260 return false; | 261 return false; |
261 } | 262 } |
262 } | 263 } |
263 virtual i::Vector<char>* output() { return output_; } | 264 virtual i::Vector<char>* output() { return output_; } |
264 | 265 |
265 private: | 266 private: |
266 i::ScopedVector<char>* output_; | 267 i::ScopedVector<char>* output_; |
267 }; | 268 }; |
| 269 |
| 270 |
| 271 class BZip2Decompressor : public StartupDataDecompressor { |
| 272 public: |
| 273 virtual ~BZip2Decompressor() { } |
| 274 |
| 275 protected: |
| 276 virtual int DecompressData(char* raw_data, |
| 277 int* raw_data_size, |
| 278 const char* compressed_data, |
| 279 int compressed_data_size) { |
| 280 ASSERT_EQ(StartupData::kBZip2, |
| 281 V8::GetCompressedStartupDataAlgorithm()); |
| 282 unsigned int decompressed_size = *raw_data_size; |
| 283 int result = |
| 284 BZ2_bzBuffToBuffDecompress(raw_data, |
| 285 &decompressed_size, |
| 286 const_cast<char*>(compressed_data), |
| 287 compressed_data_size, |
| 288 0, 1); |
| 289 if (result == BZ_OK) { |
| 290 *raw_data_size = decompressed_size; |
| 291 } |
| 292 return result; |
| 293 } |
| 294 }; |
268 #endif | 295 #endif |
269 | 296 |
270 | 297 |
271 int main(int argc, char** argv) { | 298 int main(int argc, char** argv) { |
272 #ifdef ENABLE_LOGGING_AND_PROFILING | 299 #ifdef ENABLE_LOGGING_AND_PROFILING |
273 // By default, log code create information in the snapshot. | 300 // By default, log code create information in the snapshot. |
274 i::FLAG_log_code = true; | 301 i::FLAG_log_code = true; |
275 #endif | 302 #endif |
276 // Print the usage if an error occurs when parsing the command line | 303 // Print the usage if an error occurs when parsing the command line |
277 // flags or if the help flag is set. | 304 // flags or if the help flag is set. |
278 int result = i::FlagList::SetFlagsFromCommandLine(&argc, argv, true); | 305 int result = i::FlagList::SetFlagsFromCommandLine(&argc, argv, true); |
279 if (result > 0 || argc != 2 || i::FLAG_help) { | 306 if (result > 0 || argc != 2 || i::FLAG_help) { |
280 ::printf("Usage: %s [flag] ... outfile\n", argv[0]); | 307 ::printf("Usage: %s [flag] ... outfile\n", argv[0]); |
281 i::FlagList::PrintHelp(); | 308 i::FlagList::PrintHelp(); |
282 return !i::FLAG_help; | 309 return !i::FLAG_help; |
283 } | 310 } |
| 311 #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 312 BZip2Decompressor natives_decompressor; |
| 313 int bz2_result = natives_decompressor.Decompress(); |
| 314 if (bz2_result != BZ_OK) { |
| 315 fprintf(stderr, "bzip error code: %d\n", bz2_result); |
| 316 exit(1); |
| 317 } |
| 318 #endif |
284 i::Serializer::Enable(); | 319 i::Serializer::Enable(); |
285 Persistent<Context> context = v8::Context::New(); | 320 Persistent<Context> context = v8::Context::New(); |
286 ASSERT(!context.IsEmpty()); | 321 ASSERT(!context.IsEmpty()); |
287 // Make sure all builtin scripts are cached. | 322 // Make sure all builtin scripts are cached. |
288 { HandleScope scope; | 323 { HandleScope scope; |
289 for (int i = 0; i < i::Natives::GetBuiltinsCount(); i++) { | 324 for (int i = 0; i < i::Natives::GetBuiltinsCount(); i++) { |
290 i::Isolate::Current()->bootstrapper()->NativesSourceLookup(i); | 325 i::Isolate::Current()->bootstrapper()->NativesSourceLookup(i); |
291 } | 326 } |
292 } | 327 } |
293 // If we don't do this then we end up with a stray root pointing at the | 328 // If we don't do this then we end up with a stray root pointing at the |
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319 sink.WriteSpaceUsed( | 354 sink.WriteSpaceUsed( |
320 partial_ser.CurrentAllocationAddress(i::NEW_SPACE), | 355 partial_ser.CurrentAllocationAddress(i::NEW_SPACE), |
321 partial_ser.CurrentAllocationAddress(i::OLD_POINTER_SPACE), | 356 partial_ser.CurrentAllocationAddress(i::OLD_POINTER_SPACE), |
322 partial_ser.CurrentAllocationAddress(i::OLD_DATA_SPACE), | 357 partial_ser.CurrentAllocationAddress(i::OLD_DATA_SPACE), |
323 partial_ser.CurrentAllocationAddress(i::CODE_SPACE), | 358 partial_ser.CurrentAllocationAddress(i::CODE_SPACE), |
324 partial_ser.CurrentAllocationAddress(i::MAP_SPACE), | 359 partial_ser.CurrentAllocationAddress(i::MAP_SPACE), |
325 partial_ser.CurrentAllocationAddress(i::CELL_SPACE), | 360 partial_ser.CurrentAllocationAddress(i::CELL_SPACE), |
326 partial_ser.CurrentAllocationAddress(i::LO_SPACE)); | 361 partial_ser.CurrentAllocationAddress(i::LO_SPACE)); |
327 return 0; | 362 return 0; |
328 } | 363 } |
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