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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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| 781 // - ...FromTwoByte initializes the string from a buffer that is two-byte | 781 // - ...FromTwoByte initializes the string from a buffer that is two-byte |
| 782 // encoded. If the characters are all single-byte characters, the | 782 // encoded. If the characters are all single-byte characters, the |
| 783 // result will be converted to ASCII, otherwise it will be left as | 783 // result will be converted to ASCII, otherwise it will be left as |
| 784 // two-byte. | 784 // two-byte. |
| 785 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation | 785 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation |
| 786 // failed. | 786 // failed. |
| 787 // Please note this does not perform a garbage collection. | 787 // Please note this does not perform a garbage collection. |
| 788 MUST_USE_RESULT MaybeObject* AllocateStringFromOneByte( | 788 MUST_USE_RESULT MaybeObject* AllocateStringFromOneByte( |
| 789 Vector<const uint8_t> str, | 789 Vector<const uint8_t> str, |
| 790 PretenureFlag pretenure = NOT_TENURED); | 790 PretenureFlag pretenure = NOT_TENURED); |
| 791 // TODO(dcarney): remove this function. | |
| 792 MUST_USE_RESULT inline MaybeObject* AllocateStringFromOneByte( | |
| 793 Vector<const char> str, | |
| 794 PretenureFlag pretenure = NOT_TENURED) { | |
| 795 return AllocateStringFromOneByte(Vector<const uint8_t>::cast(str), | |
| 796 pretenure); | |
| 797 } | |
| 798 MUST_USE_RESULT inline MaybeObject* AllocateStringFromUtf8( | |
| 799 Vector<const char> str, | |
| 800 PretenureFlag pretenure = NOT_TENURED); | |
| 801 MUST_USE_RESULT MaybeObject* AllocateStringFromUtf8Slow( | 791 MUST_USE_RESULT MaybeObject* AllocateStringFromUtf8Slow( |
| 802 Vector<const char> str, | 792 Vector<const char> str, |
| 803 int non_ascii_start, | 793 int non_ascii_start, |
| 804 PretenureFlag pretenure = NOT_TENURED); | 794 PretenureFlag pretenure = NOT_TENURED); |
| 805 MUST_USE_RESULT MaybeObject* AllocateStringFromTwoByte( | 795 MUST_USE_RESULT MaybeObject* AllocateStringFromTwoByte( |
| 806 Vector<const uc16> str, | 796 Vector<const uc16> str, |
| 807 PretenureFlag pretenure = NOT_TENURED); | 797 PretenureFlag pretenure = NOT_TENURED); |
| 808 | 798 |
| 809 // Allocates an internalized string in old space based on the character | 799 // Allocates an internalized string in old space based on the character |
| 810 // stream. Returns Failure::RetryAfterGC(requested_bytes, space) if the | 800 // stream. Returns Failure::RetryAfterGC(requested_bytes, space) if the |
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| 2905 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. | 2895 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. |
| 2906 | 2896 |
| 2907 private: | 2897 private: |
| 2908 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 2898 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
| 2909 }; | 2899 }; |
| 2910 #endif // DEBUG | 2900 #endif // DEBUG |
| 2911 | 2901 |
| 2912 } } // namespace v8::internal | 2902 } } // namespace v8::internal |
| 2913 | 2903 |
| 2914 #endif // V8_HEAP_H_ | 2904 #endif // V8_HEAP_H_ |
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