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-rw-r--r--lib/tsan/rtl/tsan_interceptors_mac.cc91
1 files changed, 91 insertions, 0 deletions
diff --git a/lib/tsan/rtl/tsan_interceptors_mac.cc b/lib/tsan/rtl/tsan_interceptors_mac.cc
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index 000000000000..2bf7ad9861c4
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+++ b/lib/tsan/rtl/tsan_interceptors_mac.cc
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+//===-- 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