--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCV9PrivilegedRegisterInstruction.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,58 @@
+/*
+ * Copyright 2002 Sun Microsystems, Inc.  All Rights Reserved.
+ * 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.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+package sun.jvm.hotspot.asm.sparc;
+
+import sun.jvm.hotspot.asm.*;
+
+public abstract class SPARCV9PrivilegedRegisterInstruction extends SPARCInstruction
+                          implements SPARCV9Instruction, /* imports */ SPARCV9PrivilegedRegisters {
+    protected static final String regNames[] = {
+        "%tpc", "%tnpc", "%tstate", "%tt", "%tick", "%tba", "%pstate", "%tl",
+        "%pil", "%cwp",  "%cansave", "%canrestore", "%cleanwin", "%otherwin", "%wstate", "%fq"
+    };
+
+    protected static String getPrivilegedRegisterName(int regNum) {
+        if ((regNum > 15 && regNum < 31) || regNum > 31)
+            return null;
+        return (regNum == 31)? "%ver" : regNames[regNum];
+    }
+
+    final protected int regNum;
+
+    protected abstract String getDescription();
+
+    protected SPARCV9PrivilegedRegisterInstruction(String name, int regNum) {
+        super(name);
+        this.regNum = regNum;
+    }
+
+    public int getPrivilegedRegisterNumber() {
+        return regNum;
+    }
+
+    public String asString(long currentPc, SymbolFinder symFinder) {
+        return getDescription();
+    }
+}