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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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789 int start, | 789 int start, |
790 int end, | 790 int end, |
791 PretenureFlag pretenure = NOT_TENURED); | 791 PretenureFlag pretenure = NOT_TENURED); |
792 | 792 |
793 // Allocate a new external string object, which is backed by a string | 793 // Allocate a new external string object, which is backed by a string |
794 // resource that resides outside the V8 heap. | 794 // resource that resides outside the V8 heap. |
795 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation | 795 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation |
796 // failed. | 796 // failed. |
797 // Please note this does not perform a garbage collection. | 797 // Please note this does not perform a garbage collection. |
798 MUST_USE_RESULT MaybeObject* AllocateExternalStringFromAscii( | 798 MUST_USE_RESULT MaybeObject* AllocateExternalStringFromAscii( |
799 ExternalAsciiString::Resource* resource); | 799 const ExternalAsciiString::Resource* resource); |
800 MUST_USE_RESULT MaybeObject* AllocateExternalStringFromTwoByte( | 800 MUST_USE_RESULT MaybeObject* AllocateExternalStringFromTwoByte( |
801 ExternalTwoByteString::Resource* resource); | 801 const ExternalTwoByteString::Resource* resource); |
802 | 802 |
803 // Finalizes an external string by deleting the associated external | 803 // Finalizes an external string by deleting the associated external |
804 // data and clearing the resource pointer. | 804 // data and clearing the resource pointer. |
805 inline void FinalizeExternalString(String* string); | 805 inline void FinalizeExternalString(String* string); |
806 | 806 |
807 // Allocates an uninitialized object. The memory is non-executable if the | 807 // Allocates an uninitialized object. The memory is non-executable if the |
808 // hardware and OS allow. | 808 // hardware and OS allow. |
809 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation | 809 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation |
810 // failed. | 810 // failed. |
811 // Please note this function does not perform a garbage collection. | 811 // Please note this function does not perform a garbage collection. |
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2349 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 2349 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
2350 }; | 2350 }; |
2351 #endif // DEBUG || LIVE_OBJECT_LIST | 2351 #endif // DEBUG || LIVE_OBJECT_LIST |
2352 | 2352 |
2353 | 2353 |
2354 } } // namespace v8::internal | 2354 } } // namespace v8::internal |
2355 | 2355 |
2356 #undef HEAP | 2356 #undef HEAP |
2357 | 2357 |
2358 #endif // V8_HEAP_H_ | 2358 #endif // V8_HEAP_H_ |
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