Mercurial > hg > truffle
annotate agent/src/share/classes/sun/jvm/hotspot/debugger/amd64/AMD64ThreadContext.java @ 1913:3b2dea75431e
6984311: JSR 292 needs optional bootstrap method parameters
Summary: Allow CONSTANT_InvokeDynamic nodes to have any number of extra operands.
Reviewed-by: twisti
author | jrose |
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date | Sat, 30 Oct 2010 13:08:23 -0700 |
parents | c18cbe5936b8 |
children | a9fed06c01d2 |
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0 | 1 /* |
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2 * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. |
0 | 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 * | |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
0 | 22 * |
23 */ | |
24 | |
25 package sun.jvm.hotspot.debugger.amd64; | |
26 | |
27 import sun.jvm.hotspot.debugger.*; | |
28 | |
29 /** Specifies the thread context on amd64 platforms; only a sub-portion | |
30 * of the context is guaranteed to be present on all operating | |
31 * systems. */ | |
32 | |
33 public abstract class AMD64ThreadContext implements ThreadContext { | |
34 // Taken from /usr/include/sys/regset.h on Solaris/AMD64. | |
35 | |
36 // NOTE: the indices for the various registers must be maintained as | |
37 // listed across various operating systems. However, only a small | |
38 // subset of the registers' values are guaranteed to be present (and | |
39 // must be present for the SA's stack walking to work) | |
40 | |
41 public static final int R15 = 0; | |
42 public static final int R14 = 1; | |
43 public static final int R13 = 2; | |
44 public static final int R12 = 3; | |
45 public static final int R11 = 4; | |
46 public static final int R10 = 5; | |
47 public static final int R9 = 6; | |
48 public static final int R8 = 7; | |
49 public static final int RDI = 8; | |
50 public static final int RSI = 9; | |
51 public static final int RBP = 10; | |
52 public static final int RBX = 11; | |
53 public static final int RDX = 12; | |
54 public static final int RCX = 13; | |
55 public static final int RAX = 14; | |
56 public static final int TRAPNO = 15; | |
57 public static final int ERR = 16; | |
58 public static final int RIP = 17; | |
59 public static final int CS = 18; | |
60 public static final int RFL = 19; | |
61 public static final int RSP = 20; | |
62 public static final int SS = 21; | |
63 public static final int FS = 22; | |
64 public static final int GS = 23; | |
65 public static final int ES = 24; | |
66 public static final int DS = 25; | |
67 public static final int FSBASE = 26; | |
68 public static final int GSBASE = 27; | |
69 | |
70 public static final int NPRGREG = 28; | |
71 | |
72 private static final String[] regNames = { | |
73 "r15", "r14", "r13", "r12", "r11", "r10", "r9", "r8", | |
74 "rdi", "rsi", "rbp", "rbx", "rdx", "rcx", "rax", "trapno", | |
75 "err", "rip", "cs", "rfl", "rsp", "ss", "fs", "gs", | |
76 "es", "ds", "fsbase", "gsbase" | |
77 }; | |
78 | |
79 private long[] data; | |
80 | |
81 public AMD64ThreadContext() { | |
82 data = new long[NPRGREG]; | |
83 } | |
84 | |
85 public int getNumRegisters() { | |
86 return NPRGREG; | |
87 } | |
88 | |
89 public String getRegisterName(int index) { | |
90 return regNames[index]; | |
91 } | |
92 | |
93 public void setRegister(int index, long value) { | |
94 data[index] = value; | |
95 } | |
96 | |
97 public long getRegister(int index) { | |
98 return data[index]; | |
99 } | |
100 | |
101 /** This can't be implemented in this class since we would have to | |
102 * tie the implementation to, for example, the debugging system */ | |
103 public abstract void setRegisterAsAddress(int index, Address value); | |
104 | |
105 /** This can't be implemented in this class since we would have to | |
106 * tie the implementation to, for example, the debugging system */ | |
107 public abstract Address getRegisterAsAddress(int index); | |
108 } |