--- a/src/share/vm/graal/graalCompilerToVM.hpp	Mon Jun 10 11:06:58 2013 +0200
+++ b/src/share/vm/graal/graalCompilerToVM.hpp	Mon Jun 10 11:47:18 2013 +0200
@@ -54,12 +54,7 @@
 
   oop next_arg(BasicType expectedType) {
     assert(_index < _args->length(), "out of bounds");
-    oop arg;
-    if(UseCompressedOops) {
-      arg = oopDesc::decode_heap_oop(((narrowOop*) _args->base(T_OBJECT))[_index++]);
-    } else {
-      arg = ((oop*) _args->base(T_OBJECT))[_index++];
-    }
+    oop arg=((objArrayOop) (_args))->obj_at(_index++);
     assert(expectedType == T_OBJECT || java_lang_boxing_object::is_instance(arg, expectedType), "arg type mismatch");
     return arg;
   }