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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef WTF_PartitionAllocator_h | 5 #ifndef WTF_PartitionAllocator_h |
| 6 #define WTF_PartitionAllocator_h | 6 #define WTF_PartitionAllocator_h |
| 7 | 7 |
| 8 // This is the allocator that is used for allocations that are not on the | 8 // This is the allocator that is used for allocations that are not on the |
| 9 // traced, garbage collected heap. It uses FastMalloc for collections, | 9 // traced, garbage collected heap. It uses FastMalloc for collections, |
| 10 // but uses the partition allocator for the backing store of the collections. | 10 // but uses the partition allocator for the backing store of the collections. |
| 11 | 11 |
| 12 #include "base/allocator/partition_allocator/partition_alloc.h" | 12 #include "base/allocator/partition_allocator/partition_alloc.h" |
| 13 #include "third_party/WebKit/Source/wtf/Allocator.h" | 13 #include "platform/wtf/Allocator.h" |
| 14 #include "wtf/Assertions.h" | 14 #include "platform/wtf/Assertions.h" |
| 15 #include "wtf/TypeTraits.h" | 15 #include "platform/wtf/TypeTraits.h" |
| 16 #include "wtf/WTFExport.h" | 16 #include "platform/wtf/WTFExport.h" |
| 17 #include <string.h> | 17 #include <string.h> |
| 18 | 18 |
| 19 namespace WTF { | 19 namespace WTF { |
| 20 | 20 |
| 21 class PartitionAllocatorDummyVisitor { | 21 class PartitionAllocatorDummyVisitor { |
| 22 DISALLOW_NEW(); | 22 DISALLOW_NEW(); |
| 23 }; | 23 }; |
| 24 | 24 |
| 25 class WTF_EXPORT PartitionAllocator { | 25 class WTF_EXPORT PartitionAllocator { |
| 26 public: | 26 public: |
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| 135 void* operator new(size_t, NotNullTag, void* location) { \ | 135 void* operator new(size_t, NotNullTag, void* location) { \ |
| 136 DCHECK(location); \ | 136 DCHECK(location); \ |
| 137 return location; \ | 137 return location; \ |
| 138 } \ | 138 } \ |
| 139 void* operator new(size_t, void* location) { return location; } \ | 139 void* operator new(size_t, void* location) { return location; } \ |
| 140 \ | 140 \ |
| 141 private: \ | 141 private: \ |
| 142 typedef int __thisIsHereToForceASemicolonAfterThisMacro | 142 typedef int __thisIsHereToForceASemicolonAfterThisMacro |
| 143 | 143 |
| 144 #endif // WTF_PartitionAllocator_h | 144 #endif // WTF_PartitionAllocator_h |
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