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1 /*
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2 * Copyright 2000-2001 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 package sun.jvm.hotspot.debugger;
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26
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27 /** This is a placeholder interface for a thread's context, containing
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28 only integer registers (no floating-point ones). What it contains
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29 is platform-dependent. Not all registers are guaranteed to be
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30 present in the context or read from the target process in all
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31 situations. However, the routines in it are exposed to allow
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32 platform-independent iteration. */
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33
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34 public interface ThreadContext {
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35 /** Number of integer registers in the context */
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36 public int getNumRegisters();
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37
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38 /** Get the name of the specified register (0..getNumRegisters() -
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39 1) */
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40 public String getRegisterName(int i);
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41
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42 /** Get the value of the specified register (0..getNumRegisters() -
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43 1) */
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44 public long getRegister(int index);
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45
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46 /** Set the value of the specified register (0..getNumRegisters() -
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47 1) */
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48 public void setRegister(int index, long value);
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49
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50 /** Get the value of the specified register (0..getNumRegisters() -
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51 1) as an Address */
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52 public Address getRegisterAsAddress(int index);
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53
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54 /** Set the value of the specified register (0..getNumRegisters() -
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55 1) as an Address */
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56 public void setRegisterAsAddress(int index, Address value);
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57 }
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