libsanitizer/tsan/tsan_interface.cc

   1 //===-- tsan_interface.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 //===----------------------------------------------------------------------===//
  11
  12 #include "tsan_interface.h"
  13 #include "tsan_interface_ann.h"
  14 #include "tsan_rtl.h"
  15
  16 #define CALLERPC ((uptr)__builtin_return_address(0))
  17
  18 using namespace __tsan;  // NOLINT
  19
  20 void __tsan_init() {
  21   Initialize(cur_thread());
  22 }
  23
  24 void __tsan_read16(void *addr) {
  25   MemoryRead(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8);
  26   MemoryRead(cur_thread(), CALLERPC, (uptr)addr + 8, kSizeLog8);
  27 }
  28
  29 void __tsan_write16(void *addr) {
  30   MemoryWrite(cur_thread(), CALLERPC, (uptr)addr, kSizeLog8);
  31   MemoryWrite(cur_thread(), CALLERPC, (uptr)addr + 8, kSizeLog8);
  32 }
  33
  34 void __tsan_acquire(void *addr) {
  35   Acquire(cur_thread(), CALLERPC, (uptr)addr);
  36 }
  37
  38 void __tsan_release(void *addr) {
  39   Release(cur_thread(), CALLERPC, (uptr)addr);
  40 }