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comparison graal/com.oracle.max.asmdis/src/com/sun/max/asm/amd64/AbstractAMD64Assembler.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
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3732:3e2e8b8abdaf 3733:e233f5660da4
1 /*
2 * Copyright (c) 2007, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.sun.max.asm.amd64;
24
25 import com.sun.max.asm.*;
26 import com.sun.max.lang.*;
27
28 /**
29 * Abstract base class for AMD64 assemblers.
30 */
31 public abstract class AbstractAMD64Assembler extends LittleEndianAssembler implements Assembler64 {
32
33 @Override
34 public final ISA isa() {
35 return ISA.AMD64;
36 }
37
38 @Override
39 public WordWidth wordWidth() {
40 return WordWidth.BITS_64;
41 }
42
43 private long startAddress; // address of first instruction
44
45 public AbstractAMD64Assembler(long startAddress) {
46 this.startAddress = startAddress;
47 }
48
49 public AbstractAMD64Assembler() {
50 }
51
52 @Override
53 public long baseAddress() {
54 return startAddress;
55 }
56
57 public long startAddress() {
58 return startAddress;
59 }
60
61 public void setStartAddress(long address) {
62 startAddress = address;
63 }
64
65 public void fixLabel(Label label, long address) {
66 fixLabel64(label, address);
67 }
68
69 public long address(Label label) throws AssemblyException {
70 return address64(label);
71 }
72 }