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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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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280 #define F(name, str) name##_string_ = NULL; | 280 #define F(name, str) name##_string_ = NULL; |
281 STRING_CONSTANTS(F) | 281 STRING_CONSTANTS(F) |
282 #undef F | 282 #undef F |
283 #define F(name) name##_ = NULL; | 283 #define F(name) name##_ = NULL; |
284 OTHER_CONSTANTS(F) | 284 OTHER_CONSTANTS(F) |
285 #undef F | 285 #undef F |
286 } | 286 } |
287 | 287 |
288 Zone* zone() const { return zone_; } | 288 Zone* zone() const { return zone_; } |
289 | 289 |
290 const AstRawString* GetOneByteString(Vector<const uint8_t> literal) { | 290 const AstRawString* GetOneByteString(Vector<const uint8_t> literal); |
291 return GetOneByteStringInternal(literal); | |
292 } | |
293 const AstRawString* GetOneByteString(const char* string) { | 291 const AstRawString* GetOneByteString(const char* string) { |
294 return GetOneByteString(Vector<const uint8_t>( | 292 return GetOneByteString(Vector<const uint8_t>( |
295 reinterpret_cast<const uint8_t*>(string), StrLength(string))); | 293 reinterpret_cast<const uint8_t*>(string), StrLength(string))); |
296 } | 294 } |
297 const AstRawString* GetTwoByteString(Vector<const uint16_t> literal) { | 295 const AstRawString* GetTwoByteString(Vector<const uint16_t> literal); |
298 return GetTwoByteStringInternal(literal); | |
299 } | |
300 const AstRawString* GetString(Handle<String> literal); | 296 const AstRawString* GetString(Handle<String> literal); |
301 const AstConsString* NewConsString(const AstString* left, | 297 const AstConsString* NewConsString(const AstString* left, |
302 const AstString* right); | 298 const AstString* right); |
303 | 299 |
304 void Internalize(Isolate* isolate); | 300 void Internalize(Isolate* isolate); |
305 bool IsInternalized() { | 301 bool IsInternalized() { |
306 return isolate_ != NULL; | 302 return isolate_ != NULL; |
307 } | 303 } |
308 | 304 |
309 #define F(name, str) \ | 305 #define F(name, str) \ |
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324 const AstValue* NewSymbol(const char* name); | 320 const AstValue* NewSymbol(const char* name); |
325 const AstValue* NewNumber(double number); | 321 const AstValue* NewNumber(double number); |
326 const AstValue* NewSmi(int number); | 322 const AstValue* NewSmi(int number); |
327 const AstValue* NewBoolean(bool b); | 323 const AstValue* NewBoolean(bool b); |
328 const AstValue* NewStringList(ZoneList<const AstRawString*>* strings); | 324 const AstValue* NewStringList(ZoneList<const AstRawString*>* strings); |
329 const AstValue* NewNull(); | 325 const AstValue* NewNull(); |
330 const AstValue* NewUndefined(); | 326 const AstValue* NewUndefined(); |
331 const AstValue* NewTheHole(); | 327 const AstValue* NewTheHole(); |
332 | 328 |
333 private: | 329 private: |
334 AstRawString* GetOneByteStringInternal(Vector<const uint8_t> literal); | 330 const AstRawString* GetString(uint32_t hash, bool is_one_byte, |
335 AstRawString* GetTwoByteStringInternal(Vector<const uint16_t> literal); | 331 Vector<const byte> literal_bytes); |
336 AstRawString* GetString(uint32_t hash, bool is_one_byte, | |
337 Vector<const byte> literal_bytes); | |
338 | 332 |
339 // All strings are copied here, one after another (no NULLs inbetween). | 333 // All strings are copied here, one after another (no NULLs inbetween). |
340 HashMap string_table_; | 334 HashMap string_table_; |
341 // For keeping track of all AstValues and AstRawStrings we've created (so that | 335 // For keeping track of all AstValues and AstRawStrings we've created (so that |
342 // they can be internalized later). | 336 // they can be internalized later). |
343 List<AstValue*> values_; | 337 List<AstValue*> values_; |
344 List<AstString*> strings_; | 338 List<AstString*> strings_; |
345 Zone* zone_; | 339 Zone* zone_; |
346 Isolate* isolate_; | 340 Isolate* isolate_; |
347 | 341 |
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359 | 353 |
360 bool AstRawString::IsArguments(AstValueFactory* ast_value_factory) const { | 354 bool AstRawString::IsArguments(AstValueFactory* ast_value_factory) const { |
361 return ast_value_factory->arguments_string() == this; | 355 return ast_value_factory->arguments_string() == this; |
362 } | 356 } |
363 } } // namespace v8::internal | 357 } } // namespace v8::internal |
364 | 358 |
365 #undef STRING_CONSTANTS | 359 #undef STRING_CONSTANTS |
366 #undef OTHER_CONSTANTS | 360 #undef OTHER_CONSTANTS |
367 | 361 |
368 #endif // V8_AST_VALUE_FACTORY_H_ | 362 #endif // V8_AST_VALUE_FACTORY_H_ |
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