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| 1 /* | 1 /* |
| 2 * Copyright (C) 2013 Google Inc. All rights reserved. | 2 * Copyright (C) 2013 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
| (...skipping 20 matching lines...) Expand all Loading... |
| 31 #include "config.h" | 31 #include "config.h" |
| 32 #include "wtf/Partitions.h" | 32 #include "wtf/Partitions.h" |
| 33 | 33 |
| 34 #include "wtf/DefaultAllocator.h" | 34 #include "wtf/DefaultAllocator.h" |
| 35 #include "wtf/FastMalloc.h" | 35 #include "wtf/FastMalloc.h" |
| 36 | 36 |
| 37 namespace WTF { | 37 namespace WTF { |
| 38 | 38 |
| 39 bool Partitions::s_initialized; | 39 bool Partitions::s_initialized; |
| 40 | 40 |
| 41 PartitionAllocatorGeneric Partitions::m_fastMallocAllocator; |
| 41 PartitionAllocatorGeneric Partitions::m_bufferAllocator; | 42 PartitionAllocatorGeneric Partitions::m_bufferAllocator; |
| 42 SizeSpecificPartitionAllocator<3328> Partitions::m_objectModelAllocator; | 43 SizeSpecificPartitionAllocator<3328> Partitions::m_objectModelAllocator; |
| 43 SizeSpecificPartitionAllocator<1024> Partitions::m_renderingAllocator; | 44 SizeSpecificPartitionAllocator<1024> Partitions::m_renderingAllocator; |
| 44 | 45 |
| 45 void Partitions::initialize() | 46 void Partitions::initialize() |
| 46 { | 47 { |
| 47 static int lock = 0; | 48 static int lock = 0; |
| 48 // Guard against two threads hitting here in parallel. | 49 // Guard against two threads hitting here in parallel. |
| 49 spinLockLock(&lock); | 50 spinLockLock(&lock); |
| 50 if (!s_initialized) { | 51 if (!s_initialized) { |
| 52 m_fastMallocAllocator.init(); |
| 51 m_bufferAllocator.init(); | 53 m_bufferAllocator.init(); |
| 52 m_objectModelAllocator.init(); | 54 m_objectModelAllocator.init(); |
| 53 m_renderingAllocator.init(); | 55 m_renderingAllocator.init(); |
| 54 s_initialized = true; | 56 s_initialized = true; |
| 55 } | 57 } |
| 56 spinLockUnlock(&lock); | 58 spinLockUnlock(&lock); |
| 57 } | 59 } |
| 58 | 60 |
| 59 void Partitions::shutdown() | 61 void Partitions::shutdown() |
| 60 { | 62 { |
| 61 fastMallocShutdown(); | |
| 62 | |
| 63 // We could ASSERT here for a memory leak within the partition, but it leads | 63 // We could ASSERT here for a memory leak within the partition, but it leads |
| 64 // to very hard to diagnose ASSERTs, so it's best to leave leak checking for | 64 // to very hard to diagnose ASSERTs, so it's best to leave leak checking for |
| 65 // the valgrind and heapcheck bots, which run without partitions. | 65 // the valgrind and heapcheck bots, which run without partitions. |
| 66 (void) m_renderingAllocator.shutdown(); | 66 (void) m_renderingAllocator.shutdown(); |
| 67 (void) m_objectModelAllocator.shutdown(); | 67 (void) m_objectModelAllocator.shutdown(); |
| 68 (void) m_bufferAllocator.shutdown(); | 68 (void) m_bufferAllocator.shutdown(); |
| 69 (void) m_fastMallocAllocator.shutdown(); |
| 69 } | 70 } |
| 70 | 71 |
| 71 } // namespace WTF | 72 } // namespace WTF |
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