| //===-- msan_allocator.h ----------------------------------------*- C++ -*-===// | |
| // | |
| // The LLVM Compiler Infrastructure | |
| // | |
| // This file is distributed under the University of Illinois Open Source | |
| // License. See LICENSE.TXT for details. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| // | |
| // This file is a part of MemorySanitizer. | |
| // | |
| //===----------------------------------------------------------------------===// | |
| #ifndef MSAN_ALLOCATOR_H | |
| #define MSAN_ALLOCATOR_H | |
| #include "sanitizer_common/sanitizer_common.h" | |
| namespace __msan { | |
| struct MsanThreadLocalMallocStorage { | |
| uptr quarantine_cache[16]; | |
| // Allocator cache contains atomic_uint64_t which must be 8-byte aligned. | |
| ALIGNED(8) uptr allocator_cache[96 * (512 * 8 + 16)]; // Opaque. | |
| void CommitBack(); | |
| private: | |
| // These objects are allocated via mmap() and are zero-initialized. | |
| MsanThreadLocalMallocStorage() {} | |
| }; | |
| } // namespace __msan | |
| #endif // MSAN_ALLOCATOR_H |