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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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326 case kTwoByteStringTag: | 326 case kTwoByteStringTag: |
327 return true; | 327 return true; |
328 default: // Cons or sliced string. Need to go deeper. | 328 default: // Cons or sliced string. Need to go deeper. |
329 return GetUnderlying()->IsTwoByteRepresentation(); | 329 return GetUnderlying()->IsTwoByteRepresentation(); |
330 } | 330 } |
331 } | 331 } |
332 | 332 |
333 | 333 |
334 bool String::HasOnlyAsciiChars() { | 334 bool String::HasOnlyAsciiChars() { |
335 uint32_t type = map()->instance_type(); | 335 uint32_t type = map()->instance_type(); |
336 return (type & kAsciiDataHintMask) == kAsciiDataHintTag; | 336 return (type & kStringEncodingMask) == kOneByteStringTag || |
| 337 (type & kAsciiDataHintMask) == kAsciiDataHintTag; |
337 } | 338 } |
338 | 339 |
339 | 340 |
340 bool StringShape::IsCons() { | 341 bool StringShape::IsCons() { |
341 return (type_ & kStringRepresentationMask) == kConsStringTag; | 342 return (type_ & kStringRepresentationMask) == kConsStringTag; |
342 } | 343 } |
343 | 344 |
344 | 345 |
345 bool StringShape::IsSliced() { | 346 bool StringShape::IsSliced() { |
346 return (type_ & kStringRepresentationMask) == kSlicedStringTag; | 347 return (type_ & kStringRepresentationMask) == kSlicedStringTag; |
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5548 #undef WRITE_UINT32_FIELD | 5549 #undef WRITE_UINT32_FIELD |
5549 #undef READ_SHORT_FIELD | 5550 #undef READ_SHORT_FIELD |
5550 #undef WRITE_SHORT_FIELD | 5551 #undef WRITE_SHORT_FIELD |
5551 #undef READ_BYTE_FIELD | 5552 #undef READ_BYTE_FIELD |
5552 #undef WRITE_BYTE_FIELD | 5553 #undef WRITE_BYTE_FIELD |
5553 | 5554 |
5554 | 5555 |
5555 } } // namespace v8::internal | 5556 } } // namespace v8::internal |
5556 | 5557 |
5557 #endif // V8_OBJECTS_INL_H_ | 5558 #endif // V8_OBJECTS_INL_H_ |
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