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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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| 722 int capacity, | 722 int capacity, |
| 723 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS, | 723 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS, |
| 724 PretenureFlag pretenure = NOT_TENURED); | 724 PretenureFlag pretenure = NOT_TENURED); |
| 725 | 725 |
| 726 MUST_USE_RESULT MaybeObject* AllocateJSArrayStorage( | 726 MUST_USE_RESULT MaybeObject* AllocateJSArrayStorage( |
| 727 JSArray* array, | 727 JSArray* array, |
| 728 int length, | 728 int length, |
| 729 int capacity, | 729 int capacity, |
| 730 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS); | 730 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS); |
| 731 | 731 |
| 732 // Allocate a JSArray with no elements | |
| 733 MUST_USE_RESULT MaybeObject* AllocateJSArrayWithElements( | |
| 734 FixedArrayBase* array_base, | |
| 735 ElementsKind elements_kind, | |
| 736 int length, | |
| 737 PretenureFlag pretenure = NOT_TENURED); | |
| 738 | |
| 739 // Returns a deep copy of the JavaScript object. | 732 // Returns a deep copy of the JavaScript object. |
| 740 // Properties and elements are copied too. | 733 // Properties and elements are copied too. |
| 741 // Returns failure if allocation failed. | 734 // Returns failure if allocation failed. |
| 742 // Optionally takes an AllocationSite to be appended in an AllocationMemento. | 735 // Optionally takes an AllocationSite to be appended in an AllocationMemento. |
| 743 MUST_USE_RESULT MaybeObject* CopyJSObject(JSObject* source, | 736 MUST_USE_RESULT MaybeObject* CopyJSObject(JSObject* source, |
| 744 AllocationSite* site = NULL); | 737 AllocationSite* site = NULL); |
| 745 | 738 |
| 746 // Allocates a JS ArrayBuffer object. | 739 // Allocates a JS ArrayBuffer object. |
| 747 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation | 740 // Returns Failure::RetryAfterGC(requested_bytes, space) if the allocation |
| 748 // failed. | 741 // failed. |
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| 3138 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. | 3131 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. |
| 3139 | 3132 |
| 3140 private: | 3133 private: |
| 3141 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 3134 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
| 3142 }; | 3135 }; |
| 3143 #endif // DEBUG | 3136 #endif // DEBUG |
| 3144 | 3137 |
| 3145 } } // namespace v8::internal | 3138 } } // namespace v8::internal |
| 3146 | 3139 |
| 3147 #endif // V8_HEAP_H_ | 3140 #endif // V8_HEAP_H_ |
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