libsanitizer/tsan/tsan_malloc_mac.cc

   1 //===-- tsan_malloc_mac.cc ------------------------------------------------===//
   2 //
   3 // This file is distributed under the University of Illinois Open Source
   4 // License. See LICENSE.TXT for details.
   5 //
   6 //===----------------------------------------------------------------------===//
   7 //
   8 // This file is a part of ThreadSanitizer (TSan), a race detector.
   9 //
  10 // Mac-specific malloc interception.
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "sanitizer_common/sanitizer_platform.h"
  14 #if SANITIZER_MAC
  15
  16 #include "tsan_interceptors.h"
  17 #include "tsan_stack_trace.h"
  18
  19 using namespace __tsan;
  20 #define COMMON_MALLOC_ZONE_NAME "tsan"
  21 #define COMMON_MALLOC_ENTER()
  22 #define COMMON_MALLOC_SANITIZER_INITIALIZED (cur_thread()->is_inited)
  23 #define COMMON_MALLOC_FORCE_LOCK()
  24 #define COMMON_MALLOC_FORCE_UNLOCK()
  25 #define COMMON_MALLOC_MEMALIGN(alignment, size) \
  26   void *p =                                     \
  27       user_alloc(cur_thread(), StackTrace::GetCurrentPc(), size, alignment)
  28 #define COMMON_MALLOC_MALLOC(size)      \
  29   if (cur_thread()->in_symbolizer)      \
  30     return REAL(malloc)(size);          \
  31   SCOPED_INTERCEPTOR_RAW(malloc, size); \
  32   void *p = user_alloc(thr, pc, size)
  33 #define COMMON_MALLOC_REALLOC(ptr, size)      \
  34   if (cur_thread()->in_symbolizer)            \
  35     return REAL(realloc)(ptr, size);          \
  36   SCOPED_INTERCEPTOR_RAW(realloc, ptr, size); \
  37   void *p = user_realloc(thr, pc, ptr, size)
  38 #define COMMON_MALLOC_CALLOC(count, size)      \
  39   if (cur_thread()->in_symbolizer)             \
  40     return REAL(calloc)(count, size);          \
  41   SCOPED_INTERCEPTOR_RAW(calloc, size, count); \
  42   void *p = user_calloc(thr, pc, size, count)
  43 #define COMMON_MALLOC_VALLOC(size)                          \
  44   if (cur_thread()->in_symbolizer)                          \
  45     return REAL(valloc)(size);                              \
  46   SCOPED_INTERCEPTOR_RAW(valloc, size);                     \
  47   void *p = user_alloc(thr, pc, size, GetPageSizeCached())
  48 #define COMMON_MALLOC_FREE(ptr)      \
  49   if (cur_thread()->in_symbolizer)   \
  50     return REAL(free)(ptr);          \
  51   SCOPED_INTERCEPTOR_RAW(free, ptr); \
  52   user_free(thr, pc, ptr)
  53 #define COMMON_MALLOC_SIZE(ptr) \
  54   uptr size = user_alloc_usable_size(ptr);
  55 #define COMMON_MALLOC_FILL_STATS(zone, stats)
  56 #define COMMON_MALLOC_REPORT_UNKNOWN_REALLOC(ptr, zone_ptr, zone_name) \
  57   (void)zone_name; \
  58   Report("mz_realloc(%p) -- attempting to realloc unallocated memory.\n", ptr);
  59 #define COMMON_MALLOC_IGNORE_INVALID_FREE false
  60 #define COMMON_MALLOC_REPORT_FREE_UNALLOCATED(ptr, zone_ptr, zone_name) \
  61   (void)zone_name; \
  62   Report("free_common(%p) -- attempting to free unallocated memory.\n", ptr);
  63 #define COMMON_MALLOC_NAMESPACE __tsan
  64
  65 #include "sanitizer_common/sanitizer_malloc_mac.inc"
  66
  67 #endif