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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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