--- a/hotspot/src/cpu/aarch64/vm/c1_LIRGenerator_aarch64.cpp	Wed Oct 21 11:40:05 2015 +0200
+++ b/hotspot/src/cpu/aarch64/vm/c1_LIRGenerator_aarch64.cpp	Mon Oct 05 23:50:43 2015 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved.
  * Copyright (c) 2014, Red Hat Inc. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -70,6 +70,7 @@
 LIR_Opr LIRGenerator::divOutOpr()       { Unimplemented(); return LIR_OprFact::illegalOpr; }
 LIR_Opr LIRGenerator::remOutOpr()       { Unimplemented(); return LIR_OprFact::illegalOpr; }
 LIR_Opr LIRGenerator::shiftCountOpr()   { Unimplemented(); return LIR_OprFact::illegalOpr; }
+LIR_Opr LIRGenerator::syncLockOpr()     { return new_register(T_INT); }
 LIR_Opr LIRGenerator::syncTempOpr()     { return FrameMap::r0_opr; }
 LIR_Opr LIRGenerator::getThreadTemp()   { return LIR_OprFact::illegalOpr; }