--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/asm/sparc/V9AlternateSpaceDecoder.java	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,63 @@
+/*
+ * 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.*;
+
+abstract class V9AlternateSpaceDecoder extends MemoryInstructionDecoder
+                    implements V9InstructionDecoder {
+    V9AlternateSpaceDecoder(int op3, String name, int dataType) {
+        super(op3, name, dataType);
+    }
+
+    SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, SPARCRegister rs2) {
+        return new SPARCV9RegisterIndirectAddress(rs1, rs2);
+    }
+
+    SPARCRegisterIndirectAddress newRegisterIndirectAddress(SPARCRegister rs1, int offset) {
+        return new SPARCV9RegisterIndirectAddress(rs1, offset);
+    }
+
+    abstract Instruction decodeV9AsiLoadStore(int instruction,
+                                              SPARCV9RegisterIndirectAddress addr,
+                                              SPARCRegister rd,
+                                              SPARCV9InstructionFactory factory);
+
+    Instruction decodeMemoryInstruction(int instruction,
+                                   SPARCRegisterIndirectAddress addr,
+                                   SPARCRegister rd, SPARCInstructionFactory factory) {
+        SPARCV9RegisterIndirectAddress v9addr = (SPARCV9RegisterIndirectAddress) addr;
+        if (isIBitSet(instruction)) {
+            // indirect asi
+            v9addr.setIndirectAsi(true);
+        } else {
+            // immediate asi
+            int asi = (instruction & ASI_MASK) >>> ASI_START_BIT;
+            v9addr.setAddressSpace(asi);
+        }
+        return decodeV9AsiLoadStore(instruction, v9addr, rd,
+                                    (SPARCV9InstructionFactory) factory);
+    }
+}