hotspot/src/os_cpu/linux_zero/vm/os_linux_zero.hpp

@@ -1,8 +1,8 @@
 /*
  * Copyright 2003-2004 Sun Microsystems, Inc.  All Rights Reserved.
- * Copyright 2007, 2008 Red Hat, Inc.
+ * Copyright 2007, 2008, 2010 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
  * under the terms of the GNU General Public License version 2 only, as
  * published by the Free Software Foundation.

@@ -37,9 +37,15 @@
     double tmp;
     asm volatile ("lfd  %0, 0(%1)\n"
                   "stfd %0, 0(%2)\n"
                   : "=f"(tmp)
                   : "b"(src), "b"(dst));
+#elif defined(S390) && !defined(_LP64)
+    double tmp;
+    asm volatile ("ld  %0, %1\n"
+                  "std %0, %2\n"
+                  : "=r"(tmp)
+                  : "m"(src), "m"(dst));
 #else
     *(jlong *) dst = *(jlong *) src;
-#endif // PPC && !_LP64
+#endif
   }