Mercurial > hg > truffle
view agent/src/share/classes/sun/jvm/hotspot/debugger/amd64/AMD64ThreadContext.java @ 3945:8ed53447f690
Merge
author | iveresov |
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date | Thu, 15 Sep 2011 12:44:09 -0700 |
parents | c18cbe5936b8 |
children | a9fed06c01d2 |
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/* * Copyright (c) 2003, 2004, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ package sun.jvm.hotspot.debugger.amd64; import sun.jvm.hotspot.debugger.*; /** Specifies the thread context on amd64 platforms; only a sub-portion * of the context is guaranteed to be present on all operating * systems. */ public abstract class AMD64ThreadContext implements ThreadContext { // Taken from /usr/include/sys/regset.h on Solaris/AMD64. // NOTE: the indices for the various registers must be maintained as // listed across various operating systems. However, only a small // subset of the registers' values are guaranteed to be present (and // must be present for the SA's stack walking to work) public static final int R15 = 0; public static final int R14 = 1; public static final int R13 = 2; public static final int R12 = 3; public static final int R11 = 4; public static final int R10 = 5; public static final int R9 = 6; public static final int R8 = 7; public static final int RDI = 8; public static final int RSI = 9; public static final int RBP = 10; public static final int RBX = 11; public static final int RDX = 12; public static final int RCX = 13; public static final int RAX = 14; public static final int TRAPNO = 15; public static final int ERR = 16; public static final int RIP = 17; public static final int CS = 18; public static final int RFL = 19; public static final int RSP = 20; public static final int SS = 21; public static final int FS = 22; public static final int GS = 23; public static final int ES = 24; public static final int DS = 25; public static final int FSBASE = 26; public static final int GSBASE = 27; public static final int NPRGREG = 28; private static final String[] regNames = { "r15", "r14", "r13", "r12", "r11", "r10", "r9", "r8", "rdi", "rsi", "rbp", "rbx", "rdx", "rcx", "rax", "trapno", "err", "rip", "cs", "rfl", "rsp", "ss", "fs", "gs", "es", "ds", "fsbase", "gsbase" }; private long[] data; public AMD64ThreadContext() { data = new long[NPRGREG]; } public int getNumRegisters() { return NPRGREG; } public String getRegisterName(int index) { return regNames[index]; } public void setRegister(int index, long value) { data[index] = value; } public long getRegister(int index) { return data[index]; } /** This can't be implemented in this class since we would have to * tie the implementation to, for example, the debugging system */ public abstract void setRegisterAsAddress(int index, Address value); /** This can't be implemented in this class since we would have to * tie the implementation to, for example, the debugging system */ public abstract Address getRegisterAsAddress(int index); }