1 /*
2 * Copyright (c) 2000, 2012, 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 */
24
25 package sun.jvm.hotspot.debugger.x86;
26
27 import sun.jvm.hotspot.debugger.*;
28 import sun.jvm.hotspot.debugger.cdbg.*;
29
30 /** Specifies the thread context on x86 platforms; only a sub-portion
31 of the context is guaranteed to be present on all operating
32 systems. */
33
34 public abstract class X86ThreadContext implements ThreadContext {
35 // Taken from /usr/include/ia32/sys/reg.h on Solaris/x86
36
37 // NOTE: the indices for the various registers must be maintained as
38 // listed across various operating systems. However, only a small
39 // subset of the registers' values are guaranteed to be present (and
40 // must be present for the SA's stack walking to work): EAX, EBX,
41 // ECX, EDX, ESI, EDI, EBP, ESP, and EIP.
42
43 public static final int GS = 0;
44 public static final int FS = 1;
45 public static final int ES = 2;
46 public static final int DS = 3;
47 public static final int EDI = 4;
48 public static final int ESI = 5;
49 public static final int EBP = 6;
50 public static final int ESP = 7;
51 public static final int EBX = 8;
52 public static final int EDX = 9;
53 public static final int ECX = 10;
54 public static final int EAX = 11;
55 public static final int TRAPNO = 12;
56 public static final int ERR = 13;
57 public static final int EIP = 14;
58 public static final int CS = 15;
59 public static final int EFL = 16;
60 public static final int UESP = 17;
61 public static final int SS = 18;
62 // Additional state (not in reg.h) for debug registers
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1 /*
2 * Copyright (c) 2000, 2015, 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 */
24
25 package sun.jvm.hotspot.debugger.x86;
26
27 import java.lang.annotation.Native;
28
29 import sun.jvm.hotspot.debugger.*;
30 import sun.jvm.hotspot.debugger.cdbg.*;
31
32 /** Specifies the thread context on x86 platforms; only a sub-portion
33 of the context is guaranteed to be present on all operating
34 systems. */
35
36 public abstract class X86ThreadContext implements ThreadContext {
37 // Taken from /usr/include/ia32/sys/reg.h on Solaris/x86
38
39 // NOTE: the indices for the various registers must be maintained as
40 // listed across various operating systems. However, only a small
41 // subset of the registers' values are guaranteed to be present (and
42 // must be present for the SA's stack walking to work): EAX, EBX,
43 // ECX, EDX, ESI, EDI, EBP, ESP, and EIP.
44
45 // One instance of the Native annotation is enough to trigger header generation
46 // for this file.
47 @Native
48 public static final int GS = 0;
49 public static final int FS = 1;
50 public static final int ES = 2;
51 public static final int DS = 3;
52 public static final int EDI = 4;
53 public static final int ESI = 5;
54 public static final int EBP = 6;
55 public static final int ESP = 7;
56 public static final int EBX = 8;
57 public static final int EDX = 9;
58 public static final int ECX = 10;
59 public static final int EAX = 11;
60 public static final int TRAPNO = 12;
61 public static final int ERR = 13;
62 public static final int EIP = 14;
63 public static final int CS = 15;
64 public static final int EFL = 16;
65 public static final int UESP = 17;
66 public static final int SS = 18;
67 // Additional state (not in reg.h) for debug registers
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