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comparison agent/src/share/classes/sun/jvm/hotspot/debugger/proc/x86/ProcX86Thread.java @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 2002-2003 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.debugger.proc.x86;
26
27 import sun.jvm.hotspot.debugger.*;
28 import sun.jvm.hotspot.debugger.x86.*;
29 import sun.jvm.hotspot.debugger.proc.*;
30 import sun.jvm.hotspot.utilities.*;
31
32 public class ProcX86Thread implements ThreadProxy {
33 private ProcDebugger debugger;
34 private int id;
35
36 public ProcX86Thread(ProcDebugger debugger, Address addr) {
37 this.debugger = debugger;
38
39 // FIXME: the size here should be configurable. However, making it
40 // so would produce a dependency on the "types" package from the
41 // debugger package, which is not desired.
42 this.id = (int) addr.getCIntegerAt(0, 4, true);
43 }
44
45 public ProcX86Thread(ProcDebugger debugger, long id) {
46 this.debugger = debugger;
47 this.id = (int) id;
48 }
49
50 public ThreadContext getContext() throws IllegalThreadStateException {
51 ProcX86ThreadContext context = new ProcX86ThreadContext(debugger);
52 long[] regs = debugger.getThreadIntegerRegisterSet(id);
53 /*
54 _NGREG in reg.h is defined to be 19. Because we have included
55 debug registers X86ThreadContext.NPRGREG is 25.
56 */
57
58 if (Assert.ASSERTS_ENABLED) {
59 Assert.that(regs.length <= X86ThreadContext.NPRGREG, "size of register set is greater than " + X86ThreadContext.NPRGREG);
60 }
61 for (int i = 0; i < regs.length; i++) {
62 context.setRegister(i, regs[i]);
63 }
64 return context;
65 }
66
67 public boolean canSetContext() throws DebuggerException {
68 return false;
69 }
70
71 public void setContext(ThreadContext context)
72 throws IllegalThreadStateException, DebuggerException {
73 throw new DebuggerException("Unimplemented");
74 }
75
76 public String toString() {
77 return "t@" + id;
78 }
79
80 public boolean equals(Object obj) {
81 if ((obj == null) || !(obj instanceof ProcX86Thread)) {
82 return false;
83 }
84
85 return (((ProcX86Thread) obj).id == id);
86 }
87
88 public int hashCode() {
89 return id;
90 }
91 }