| /* |
| * Copyright (c) 2000, 2015, 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.sparc; |
| |
| import java.lang.annotation.Native; |
| |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.debugger.cdbg.*; |
| |
| /** Currently provides just the minimal information necessary to get |
| stack traces working. FIXME: currently hardwired for v9 -- will |
| have to factor out v8/v9 specific code. FIXME: may want to try to |
| share code between this class and asm/sparc. */ |
| |
| public abstract class SPARCThreadContext implements ThreadContext { |
| // Taken from /usr/include/sys/procfs_isa.h |
| |
| // One instance of the Native annotation is enough to trigger header generation |
| // for this file. |
| @Native |
| public static final int R_G0 = 0; |
| public static final int R_G1 = 1; |
| public static final int R_G2 = 2; |
| public static final int R_G3 = 3; |
| public static final int R_G4 = 4; |
| public static final int R_G5 = 5; |
| public static final int R_G6 = 6; |
| public static final int R_G7 = 7; |
| public static final int R_O0 = 8; |
| public static final int R_O1 = 9; |
| public static final int R_O2 = 10; |
| public static final int R_O3 = 11; |
| public static final int R_O4 = 12; |
| public static final int R_O5 = 13; |
| public static final int R_O6 = 14; |
| public static final int R_O7 = 15; |
| public static final int R_L0 = 16; |
| public static final int R_L1 = 17; |
| public static final int R_L2 = 18; |
| public static final int R_L3 = 19; |
| public static final int R_L4 = 20; |
| public static final int R_L5 = 21; |
| public static final int R_L6 = 22; |
| public static final int R_L7 = 23; |
| public static final int R_I0 = 24; |
| public static final int R_I1 = 25; |
| public static final int R_I2 = 26; |
| public static final int R_I3 = 27; |
| public static final int R_I4 = 28; |
| public static final int R_I5 = 29; |
| public static final int R_I6 = 30; |
| public static final int R_I7 = 31; |
| |
| // sparc-v9 |
| public static final int R_CCR = 32; |
| // sparc-v8 |
| public static final int R_PSR = 32; |
| |
| public static final int R_PC = 33; |
| public static final int R_nPC = 34; |
| |
| public static final int R_SP = R_O6; |
| public static final int R_FP = R_I6; |
| |
| public static final int R_Y = 35; |
| |
| // sparc-v9 |
| public static final int R_ASI = 36; |
| public static final int R_FPRS = 37; |
| |
| // sparc-v8 |
| public static final int R_WIM = 36; |
| public static final int R_TBR = 37; |
| |
| public static final int NPRGREG = 38; |
| |
| private static final String[] regNames = { |
| "G0", "G1", "G2", "G3", |
| "G4", "G5", "G6", "G7", |
| "O0", "O1", "O2", "O3", |
| "O4", "O5", "O6/SP", "O7", |
| "L0", "L1", "L2", "L3", |
| "L4", "L5", "L6", "L7", |
| "I0", "I1", "I2", "I3", |
| "I4", "I5", "I6/FP", "I7", |
| "CCR/PSR", "PC", "nPC", "Y", |
| "ASI/WIM", "FPRS/TBR" |
| }; |
| |
| private long[] data; |
| |
| public SPARCThreadContext() { |
| 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]; |
| } |
| |
| public CFrame getTopFrame(Debugger dbg) { |
| return null; |
| } |
| |
| /** 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); |
| } |