[runtime] Add arch size InterlockedAdd

[mono.git] / mono / utils / atomic.h

diff --git a/mono/utils/atomic.h b/mono/utils/atomic.h
index 2fd9ebb27389386b12a0c6ae4c8b899ed086b17e..decab93c7a96e58094b18a6a97047fb533a8c0b2 100755 (executable)
--- a/mono/utils/atomic.h
+++ b/mono/utils/atomic.h
@@ -458,4 +458,10 @@ extern void InterlockedWritePointer(volatile gpointer *dst, gpointer val);
 
 #endif
 
+#if SIZEOF_VOID_P == 4
+#define InterlockedAddP(p,add) InterlockedAdd ((volatile gint32*)p, (gint32)add)
+#else
+#define InterlockedAddP(p,add) InterlockedAdd64 ((volatile gint64*)p, (gint64)add)
+#endif
+
 #endif /* _WAPI_ATOMIC_H_ */