| //===-- tsan_interceptors_mac.cc ------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file is a part of ThreadSanitizer (TSan), a race detector. |
| // |
| // Mac-specific interceptors. |
| //===----------------------------------------------------------------------===// |
| |
| #include "sanitizer_common/sanitizer_platform.h" |
| #if SANITIZER_MAC |
| |
| #include "interception/interception.h" |
| #include "tsan_interceptors.h" |
| |
| #include <libkern/OSAtomic.h> |
| |
| namespace __tsan { |
| |
| TSAN_INTERCEPTOR(void, OSSpinLockLock, volatile OSSpinLock *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(OSSpinLockLock)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(OSSpinLockLock, lock); |
| REAL(OSSpinLockLock)(lock); |
| Acquire(thr, pc, (uptr)lock); |
| } |
| |
| TSAN_INTERCEPTOR(bool, OSSpinLockTry, volatile OSSpinLock *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(OSSpinLockTry)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(OSSpinLockTry, lock); |
| bool result = REAL(OSSpinLockTry)(lock); |
| if (result) |
| Acquire(thr, pc, (uptr)lock); |
| return result; |
| } |
| |
| TSAN_INTERCEPTOR(void, OSSpinLockUnlock, volatile OSSpinLock *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(OSSpinLockUnlock)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(OSSpinLockUnlock, lock); |
| Release(thr, pc, (uptr)lock); |
| REAL(OSSpinLockUnlock)(lock); |
| } |
| |
| TSAN_INTERCEPTOR(void, os_lock_lock, void *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(os_lock_lock)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(os_lock_lock, lock); |
| REAL(os_lock_lock)(lock); |
| Acquire(thr, pc, (uptr)lock); |
| } |
| |
| TSAN_INTERCEPTOR(bool, os_lock_trylock, void *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(os_lock_trylock)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(os_lock_trylock, lock); |
| bool result = REAL(os_lock_trylock)(lock); |
| if (result) |
| Acquire(thr, pc, (uptr)lock); |
| return result; |
| } |
| |
| TSAN_INTERCEPTOR(void, os_lock_unlock, void *lock) { |
| CHECK(!cur_thread()->is_dead); |
| if (!cur_thread()->is_inited) { |
| return REAL(os_lock_unlock)(lock); |
| } |
| SCOPED_TSAN_INTERCEPTOR(os_lock_unlock, lock); |
| Release(thr, pc, (uptr)lock); |
| REAL(os_lock_unlock)(lock); |
| } |
| |
| } // namespace __tsan |
| |
| #endif // SANITIZER_MAC |