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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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628 | 628 |
629 // Allocate a JSArray with no elements | 629 // Allocate a JSArray with no elements |
630 MUST_USE_RESULT MaybeObject* AllocateEmptyJSArray( | 630 MUST_USE_RESULT MaybeObject* AllocateEmptyJSArray( |
631 ElementsKind elements_kind, | 631 ElementsKind elements_kind, |
632 PretenureFlag pretenure = NOT_TENURED) { | 632 PretenureFlag pretenure = NOT_TENURED) { |
633 return AllocateJSArrayAndStorage(elements_kind, 0, 0, | 633 return AllocateJSArrayAndStorage(elements_kind, 0, 0, |
634 DONT_INITIALIZE_ARRAY_ELEMENTS, | 634 DONT_INITIALIZE_ARRAY_ELEMENTS, |
635 pretenure); | 635 pretenure); |
636 } | 636 } |
637 | 637 |
638 inline MUST_USE_RESULT MaybeObject* AllocateEmptyJSArrayWithAllocationSite( | |
639 ElementsKind elements_kind, | |
640 Handle<AllocationSite> allocation_site); | |
641 | |
642 // Allocate a JSArray with a specified length but elements that are left | 638 // Allocate a JSArray with a specified length but elements that are left |
643 // uninitialized. | 639 // uninitialized. |
644 MUST_USE_RESULT MaybeObject* AllocateJSArrayAndStorage( | 640 MUST_USE_RESULT MaybeObject* AllocateJSArrayAndStorage( |
645 ElementsKind elements_kind, | 641 ElementsKind elements_kind, |
646 int length, | 642 int length, |
647 int capacity, | 643 int capacity, |
648 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS, | 644 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS, |
649 PretenureFlag pretenure = NOT_TENURED); | 645 PretenureFlag pretenure = NOT_TENURED); |
650 | 646 |
651 MUST_USE_RESULT MaybeObject* AllocateJSArrayAndStorageWithAllocationSite( | |
652 ElementsKind elements_kind, | |
653 int length, | |
654 int capacity, | |
655 Handle<AllocationSite> allocation_site, | |
656 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS); | |
657 | |
658 MUST_USE_RESULT MaybeObject* AllocateJSArrayStorage( | 647 MUST_USE_RESULT MaybeObject* AllocateJSArrayStorage( |
659 JSArray* array, | 648 JSArray* array, |
660 int length, | 649 int length, |
661 int capacity, | 650 int capacity, |
662 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS); | 651 ArrayStorageAllocationMode mode = DONT_INITIALIZE_ARRAY_ELEMENTS); |
663 | 652 |
664 // Allocate a JSArray with no elements | 653 // Allocate a JSArray with no elements |
665 MUST_USE_RESULT MaybeObject* AllocateJSArrayWithElements( | 654 MUST_USE_RESULT MaybeObject* AllocateJSArrayWithElements( |
666 FixedArrayBase* array_base, | 655 FixedArrayBase* array_base, |
667 ElementsKind elements_kind, | 656 ElementsKind elements_kind, |
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2107 | 2096 |
2108 MUST_USE_RESULT MaybeObject* CreateOddball(const char* to_string, | 2097 MUST_USE_RESULT MaybeObject* CreateOddball(const char* to_string, |
2109 Object* to_number, | 2098 Object* to_number, |
2110 byte kind); | 2099 byte kind); |
2111 | 2100 |
2112 // Allocate a JSArray with no elements | 2101 // Allocate a JSArray with no elements |
2113 MUST_USE_RESULT MaybeObject* AllocateJSArray( | 2102 MUST_USE_RESULT MaybeObject* AllocateJSArray( |
2114 ElementsKind elements_kind, | 2103 ElementsKind elements_kind, |
2115 PretenureFlag pretenure = NOT_TENURED); | 2104 PretenureFlag pretenure = NOT_TENURED); |
2116 | 2105 |
2117 MUST_USE_RESULT MaybeObject* AllocateJSArrayWithAllocationSite( | |
2118 ElementsKind elements_kind, | |
2119 Handle<AllocationSite> allocation_site); | |
2120 | |
2121 // Allocate empty fixed array. | 2106 // Allocate empty fixed array. |
2122 MUST_USE_RESULT MaybeObject* AllocateEmptyFixedArray(); | 2107 MUST_USE_RESULT MaybeObject* AllocateEmptyFixedArray(); |
2123 | 2108 |
2124 // Allocate empty external array of given type. | 2109 // Allocate empty external array of given type. |
2125 MUST_USE_RESULT MaybeObject* AllocateEmptyExternalArray( | 2110 MUST_USE_RESULT MaybeObject* AllocateEmptyExternalArray( |
2126 ExternalArrayType array_type); | 2111 ExternalArrayType array_type); |
2127 | 2112 |
2128 // Allocate empty fixed double array. | 2113 // Allocate empty fixed double array. |
2129 MUST_USE_RESULT MaybeObject* AllocateEmptyFixedDoubleArray(); | 2114 MUST_USE_RESULT MaybeObject* AllocateEmptyFixedDoubleArray(); |
2130 | 2115 |
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3038 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. | 3023 DisallowHeapAllocation no_allocation; // i.e. no gc allowed. |
3039 | 3024 |
3040 private: | 3025 private: |
3041 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 3026 DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); |
3042 }; | 3027 }; |
3043 #endif // DEBUG | 3028 #endif // DEBUG |
3044 | 3029 |
3045 } } // namespace v8::internal | 3030 } } // namespace v8::internal |
3046 | 3031 |
3047 #endif // V8_HEAP_H_ | 3032 #endif // V8_HEAP_H_ |
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