1 //===-- tsan_mman.h ---------------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file is a part of ThreadSanitizer (TSan), a race detector.
12 //===----------------------------------------------------------------------===//
16 #include "tsan_defs.h"
20 const uptr kDefaultAlignment = 16;
22 void InitializeAllocator();
23 void AllocatorThreadStart(ThreadState *thr);
24 void AllocatorThreadFinish(ThreadState *thr);
25 void AllocatorPrintStats();
27 // For user allocations.
28 void *user_alloc(ThreadState *thr, uptr pc, uptr sz,
29 uptr align = kDefaultAlignment, bool signal = true);
30 // Does not accept NULL.
31 void user_free(ThreadState *thr, uptr pc, void *p, bool signal = true);
32 void *user_realloc(ThreadState *thr, uptr pc, void *p, uptr sz);
33 void *user_alloc_aligned(ThreadState *thr, uptr pc, uptr sz, uptr align);
34 uptr user_alloc_usable_size(const void *p);
36 // Invoking malloc/free hooks that may be installed by the user.
37 void invoke_malloc_hook(void *ptr, uptr size);
38 void invoke_free_hook(void *ptr);
64 // This must be the last.
68 // For internal data structures.
69 void *internal_alloc(MBlockType typ, uptr sz);
70 void internal_free(void *p);
73 void DestroyAndFree(T *&p) {