1 //===-- tsan_malloc_mac.cc ------------------------------------------------===// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 // 10 // This file is a part of ThreadSanitizer (TSan), a race detector. 11 // 12 // Mac-specific malloc interception. 13 //===----------------------------------------------------------------------===// 14 15 #include "sanitizer_common/sanitizer_platform.h" 16 #if SANITIZER_MAC 17 18 #include "tsan_interceptors.h" 19 #include "tsan_stack_trace.h" 20 21 using namespace __tsan; 22 #define COMMON_MALLOC_ZONE_NAME "tsan" 23 #define COMMON_MALLOC_ENTER() 24 #define COMMON_MALLOC_SANITIZER_INITIALIZED (cur_thread()->is_inited) 25 #define COMMON_MALLOC_FORCE_LOCK() 26 #define COMMON_MALLOC_FORCE_UNLOCK() 27 #define COMMON_MALLOC_MEMALIGN(alignment, size) \ 28 void *p = \ 29 user_alloc(cur_thread(), StackTrace::GetCurrentPc(), size, alignment) 30 #define COMMON_MALLOC_MALLOC(size) \ 31 if (cur_thread()->in_symbolizer) \ 32 return REAL(malloc)(size); \ 33 SCOPED_INTERCEPTOR_RAW(malloc, size); \ 34 void *p = user_alloc(thr, pc, size) 35 #define COMMON_MALLOC_REALLOC(ptr, size) \ 36 if (cur_thread()->in_symbolizer) \ 37 return REAL(realloc)(ptr, size); \ 38 SCOPED_INTERCEPTOR_RAW(realloc, ptr, size); \ 39 void *p = user_realloc(thr, pc, ptr, size) 40 #define COMMON_MALLOC_CALLOC(count, size) \ 41 if (cur_thread()->in_symbolizer) \ 42 return REAL(calloc)(count, size); \ 43 SCOPED_INTERCEPTOR_RAW(calloc, size, count); \ 44 void *p = user_calloc(thr, pc, size, count) 45 #define COMMON_MALLOC_VALLOC(size) \ 46 if (cur_thread()->in_symbolizer) \ 47 return REAL(valloc)(size); \ 48 SCOPED_INTERCEPTOR_RAW(valloc, size); \ 49 void *p = user_alloc(thr, pc, size, GetPageSizeCached()) 50 #define COMMON_MALLOC_FREE(ptr) \ 51 if (cur_thread()->in_symbolizer) \ 52 return REAL(free)(ptr); \ 53 SCOPED_INTERCEPTOR_RAW(free, ptr); \ 54 user_free(thr, pc, ptr) 55 #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