x86 JNI compiler and unit tests.

Change-Id: I4c2e10328961a2e8e27c90777fe2a93737b21143
diff --git a/src/managed_register.h b/src/managed_register.h
new file mode 100644
index 0000000..7e077a0
--- /dev/null
+++ b/src/managed_register.h
@@ -0,0 +1,14 @@
+// Copyright 2011 Google Inc. All Rights Reserved.
+
+#ifndef ART_SRC_MANAGED_REGISTER_H_
+#define ART_SRC_MANAGED_REGISTER_H_
+
+#if defined(__i386__)
+#include "src/managed_register_x86.h"
+#elif defined(__arm__)
+#include "src/managed_register_arm.h"
+#else
+#error Unknown architecture.
+#endif
+
+#endif  // ART_SRC_MANAGED_REGISTER_H_