--- old/src/share/vm/prims/jvm.cpp	2016-07-31 21:09:43.465245779 -0400
+++ new/src/share/vm/prims/jvm.cpp	2016-07-31 21:09:43.361245264 -0400
@@ -3352,6 +3352,36 @@
 JVM_END
 
 
+// java.lang.ref.Reference ///////////////////////////////////////////////////////////////
+
+
+JVM_ENTRY(jobject, JVM_GetAndClearReferencePendingList(JNIEnv* env))
+  JVMWrapper("JVM_GetAndClearReferencePendingList");
+
+  MonitorLockerEx ml(Heap_lock);
+  oop ref = Universe::reference_pending_list();
+  if (ref != NULL) {
+    Universe::set_reference_pending_list(NULL);
+  }
+  return JNIHandles::make_local(env, ref);
+JVM_END
+
+JVM_ENTRY(jboolean, JVM_CheckReferencePendingList(JNIEnv* env, jboolean await))
+  JVMWrapper("JVM_CheckReferencePendingList");
+  MonitorLockerEx ml(Heap_lock);
+  if (Universe::reference_pending_list() != NULL) {
+    return true;
+  } else if (await) {
+    do {
+      ml.wait();
+    } while (Universe::reference_pending_list() == NULL);
+    return true;
+  } else {
+    return false;
+  }
+JVM_END
+
+
 // ObjectInputStream ///////////////////////////////////////////////////////////////
 
 bool force_verify_field_access(Klass* current_class, Klass* field_class, AccessFlags access, bool classloader_only) {