1163953Srrs//===-- tsan_malloc_mac.cc ------------------------------------------------===//
2166086Srrs//
3163953Srrs//                     The LLVM Compiler Infrastructure
4163953Srrs//
5163953Srrs// This file is distributed under the University of Illinois Open Source
6163953Srrs// License. See LICENSE.TXT for details.
7163953Srrs//
8163953Srrs//===----------------------------------------------------------------------===//
9163953Srrs//
10163953Srrs// This file is a part of ThreadSanitizer (TSan), a race detector.
11163953Srrs//
12163953Srrs// Mac-specific malloc interception.
13163953Srrs//===----------------------------------------------------------------------===//
14163953Srrs
15163953Srrs#include "sanitizer_common/sanitizer_platform.h"
16163953Srrs#if SANITIZER_MAC
17163953Srrs
18163953Srrs#include "tsan_interceptors.h"
19163953Srrs#include "tsan_stack_trace.h"
20163953Srrs
21163953Srrsusing namespace __tsan;
22163953Srrs#define COMMON_MALLOC_ZONE_NAME "tsan"
23163953Srrs#define COMMON_MALLOC_ENTER()
24163953Srrs#define COMMON_MALLOC_SANITIZER_INITIALIZED (cur_thread()->is_inited)
25163953Srrs#define COMMON_MALLOC_FORCE_LOCK()
26163953Srrs#define COMMON_MALLOC_FORCE_UNLOCK()
27163953Srrs#define COMMON_MALLOC_MEMALIGN(alignment, size) \
28163953Srrs  void *p =                                     \
29163953Srrs      user_alloc(cur_thread(), StackTrace::GetCurrentPc(), size, alignment)
30163953Srrs#define COMMON_MALLOC_MALLOC(size)      \
31163953Srrs  if (cur_thread()->in_symbolizer)      \
32163953Srrs    return REAL(malloc)(size);          \
33163953Srrs  SCOPED_INTERCEPTOR_RAW(malloc, size); \
34163953Srrs  void *p = user_alloc(thr, pc, size)
35163953Srrs#define COMMON_MALLOC_REALLOC(ptr, size)      \
36163953Srrs  if (cur_thread()->in_symbolizer)            \
37163953Srrs    return REAL(realloc)(ptr, size);          \
38163953Srrs  SCOPED_INTERCEPTOR_RAW(realloc, ptr, size); \
39163953Srrs  void *p = user_realloc(thr, pc, ptr, size)
40163953Srrs#define COMMON_MALLOC_CALLOC(count, size)      \
41167598Srrs  if (cur_thread()->in_symbolizer)             \
42167598Srrs    return REAL(calloc)(count, size);          \
43163953Srrs  SCOPED_INTERCEPTOR_RAW(calloc, size, count); \
44167598Srrs  void *p = user_calloc(thr, pc, size, count)
45163953Srrs#define COMMON_MALLOC_VALLOC(size)                          \
46167598Srrs  if (cur_thread()->in_symbolizer)                          \
47163953Srrs    return REAL(valloc)(size);                              \
48167598Srrs  SCOPED_INTERCEPTOR_RAW(valloc, size);                     \
49167598Srrs  void *p = user_alloc(thr, pc, size, GetPageSizeCached())
50163953Srrs#define COMMON_MALLOC_FREE(ptr)      \
51163953Srrs  if (cur_thread()->in_symbolizer)   \
52167598Srrs    return REAL(free)(ptr);          \
53163953Srrs  SCOPED_INTERCEPTOR_RAW(free, ptr); \
54163953Srrs  user_free(thr, pc, ptr)
55163953Srrs#define COMMON_MALLOC_SIZE(ptr) \
56  uptr size = user_alloc_usable_size(ptr);
57#define COMMON_MALLOC_FILL_STATS(zone, stats)
58#define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
59  (void)zone_name; \
60  Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr);
61#define COMMON_MALLOC_NAMESPACE __tsan
62
63#include "sanitizer_common/sanitizer_malloc_mac.inc"
64
65#endif
66