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comparison agent/src/share/classes/sun/jvm/hotspot/asm/sparc/SPARCV9PrefetchInstruction.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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-1:000000000000 0:a61af66fc99e
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 }