1 /* 2 * Copyright 2002 Sun Microsystems, Inc. All Rights Reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 20 * CA 95054 USA or visit www.sun.com if you need additional information or 21 * have any questions. 22 * 23 */ 24 25 package sun.jvm.hotspot.asm.sparc; 26 27 import sun.jvm.hotspot.asm.*; 28 29 public class SPARCV9PrefetchInstruction extends SPARCInstruction 30 implements SPARCV9Instruction { 31 final private SPARCRegisterIndirectAddress addr; 32 final private int prefetchFcn; 33 final private String description; 34 35 public static final int PREFETCH_MANY_READS = 0; 36 public static final int PREFETCH_ONE_READ = 1; 37 public static final int PREFETCH_MANY_WRITES = 2; 38 public static final int PREFETCH_ONE_WRITE = 3; 39 public static final int PREFETCH_PAGE = 4; 40 41 public SPARCV9PrefetchInstruction(String name, SPARCRegisterIndirectAddress addr, int prefetchFcn) { 42 super(name); 43 this.addr = addr; 44 this.prefetchFcn = prefetchFcn; 45 description = initDescription(); 46 } 47 48 private String initDescription() { 49 StringBuffer buf = new StringBuffer(); 50 buf.append(getName()); 51 buf.append(spaces); 52 buf.append(addr.toString()); 53 buf.append(comma); 54 buf.append(prefetchFcn); 55 return buf.toString(); 56 } 57 58 public int getPrefetchFunction() { 59 return prefetchFcn; 60 } 61 62 public SPARCRegisterIndirectAddress getPrefetchAddress() { 63 return addr; 64 } 65 66 public String asString(long currentPc, SymbolFinder symFinder) { 67 return description; 68 } 69 }