hotspot/agent/src/share/classes/sun/jvm/hotspot/debugger/dbx/DbxDebugger.java
author coleenp
Sun, 13 Apr 2008 17:43:42 -0400
changeset 360 21d113ecbf6a
parent 1 489c9b5090e2
child 670 ddf3e9583f2f
permissions -rw-r--r--
6420645: Create a vm that uses compressed oops for up to 32gb heapsizes Summary: Compressed oops in instances, arrays, and headers. Code contributors are coleenp, phh, never, swamyv Reviewed-by: jmasa, kamg, acorn, tbell, kvn, rasbold

/*
 * Copyright 2000-2002 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
 * CA 95054 USA or visit www.sun.com if you need additional information or
 * have any questions.
 *
 */

package sun.jvm.hotspot.debugger.dbx;

import sun.jvm.hotspot.debugger.*;

/** An extension of the JVMDebugger interface with a few additions to
    support 32-bit vs. 64-bit debugging as well as features required
    by the architecture-specific subpackages. */

public interface DbxDebugger extends JVMDebugger {
  public String       addressValueToString(long address) throws DebuggerException;
  public boolean      readJBoolean(long address) throws DebuggerException;
  public byte         readJByte(long address) throws DebuggerException;
  public char         readJChar(long address) throws DebuggerException;
  public double       readJDouble(long address) throws DebuggerException;
  public float        readJFloat(long address) throws DebuggerException;
  public int          readJInt(long address) throws DebuggerException;
  public long         readJLong(long address) throws DebuggerException;
  public short        readJShort(long address) throws DebuggerException;
  public long         readCInteger(long address, long numBytes, boolean isUnsigned)
    throws DebuggerException;
  public DbxAddress   readAddress(long address) throws DebuggerException;
  public DbxAddress   readCompOopAddress(long address) throws DebuggerException;
  public DbxOopHandle readOopHandle(long address) throws DebuggerException;
  public DbxOopHandle readCompOopHandle(long address) throws DebuggerException;
  public long[]       getThreadIntegerRegisterSet(int tid) throws DebuggerException;
  public Address      newAddress(long value) throws DebuggerException;

  // NOTE: this interface implicitly contains the following methods:
  // From the Debugger interface via JVMDebugger
  //   public void attach(int processID) throws DebuggerException;
  //   public void attach(String executableName, String coreFileName) throws DebuggerException;
  //   public boolean detach();
  //   public Address parseAddress(String addressString) throws NumberFormatException;
  //   public long getAddressValue(Address addr) throws DebuggerException;
  //   public String getOS();
  //   public String getCPU();
  // From the SymbolLookup interface via Debugger and JVMDebugger
  //   public Address lookup(String objectName, String symbol);
  //   public OopHandle lookupOop(String objectName, String symbol);
  // From the JVMDebugger interface
  //   public void configureJavaPrimitiveTypeSizes(long jbooleanSize,
  //                                               long jbyteSize,
  //                                               long jcharSize,
  //                                               long jdoubleSize,
  //                                               long jfloatSize,
  //                                               long jintSize,
  //                                               long jlongSize,
  //                                               long jshortSize);
  // From the ThreadAccess interface via Debugger and JVMDebugger
  //   public ThreadProxy getThreadForIdentifierAddress(Address addr);
  //   public ThreadProxy getThreadForThreadId(long id);
}