1//===-- dfsan_allocator.h ---------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file is a part of DataflowSanitizer.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef DFSAN_ALLOCATOR_H
14#define DFSAN_ALLOCATOR_H
15
16#include "sanitizer_common/sanitizer_common.h"
17
18namespace __dfsan {
19
20struct DFsanThreadLocalMallocStorage {
21 alignas(8) uptr allocator_cache[96 * (512 * 8 + 16)]; // Opaque.
22 void CommitBack();
23
24 private:
25 // These objects are allocated via mmap() and are zero-initialized.
26 DFsanThreadLocalMallocStorage() {}
27};
28
29} // namespace __dfsan
30#endif // DFSAN_ALLOCATOR_H
31