asan/tsan: move blocking mutex from asan to sanitizer_common

git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@172380 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 19 deletions

diff --git a/lib/asan/asan_mac.cc b/lib/asan/asan_mac.cc
index 12d4f5b8..03286179 100644
--- a/lib/asan/asan_mac.cc
+++ b/lib/asan/asan_mac.cc
@@ -141,25 +141,6 @@ void AsanPlatformThreadInit() {
   }
 }
 
-AsanLock::AsanLock(LinkerInitialized) {
-  // We assume that OS_SPINLOCK_INIT is zero
-}
-
-void AsanLock::Lock() {
-  CHECK(sizeof(OSSpinLock) <= sizeof(opaque_storage_));
-  CHECK(OS_SPINLOCK_INIT == 0);
-  CHECK(owner_ != (uptr)pthread_self());
-  OSSpinLockLock((OSSpinLock*)&opaque_storage_);
-  CHECK(!owner_);
-  owner_ = (uptr)pthread_self();
-}
-
-void AsanLock::Unlock() {
-  CHECK(owner_ == (uptr)pthread_self());
-  owner_ = 0;
-  OSSpinLockUnlock((OSSpinLock*)&opaque_storage_);
-}
-
 void GetStackTrace(StackTrace *stack, uptr max_s, uptr pc, uptr bp, bool fast) {
   (void)fast;
   stack->size = 0;