Mercurial > hg > graal-jvmci-8
view agent/src/share/classes/sun/jvm/hotspot/debugger/win32/Win32CDebugger.java @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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/* * Copyright 2001-2003 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.win32; import java.io.*; import java.util.*; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.debugger.cdbg.*; import sun.jvm.hotspot.debugger.cdbg.basic.x86.*; import sun.jvm.hotspot.debugger.x86.*; import sun.jvm.hotspot.utilities.AddressOps; class Win32CDebugger implements CDebugger, ProcessControl { // FIXME: think about how to make this work in a remote debugging // scenario; who should keep open DLLs? Need local copies of these // DLLs on the debugging machine? private Win32Debugger dbg; Win32CDebugger(Win32Debugger dbg) { this.dbg = dbg; } public List getThreadList() throws DebuggerException { return dbg.getThreadList(); } public List/*<LoadObject>*/ getLoadObjectList() throws DebuggerException{ return dbg.getLoadObjectList(); } public LoadObject loadObjectContainingPC(Address pc) throws DebuggerException { // FIXME: could keep sorted list of these to be able to do binary // searches, for better scalability if (pc == null) { return null; } List objs = getLoadObjectList(); for (Iterator iter = objs.iterator(); iter.hasNext(); ) { LoadObject obj = (LoadObject) iter.next(); if (AddressOps.lte(obj.getBase(), pc) && (pc.minus(obj.getBase()) < obj.getSize())) { return obj; } } return null; } public CFrame topFrameForThread(ThreadProxy thread) throws DebuggerException { X86ThreadContext context = (X86ThreadContext) thread.getContext(); Address ebp = context.getRegisterAsAddress(X86ThreadContext.EBP); if (ebp == null) return null; Address pc = context.getRegisterAsAddress(X86ThreadContext.EIP); if (pc == null) return null; return new X86CFrame(this, ebp, pc); } public String getNameOfFile(String fileName) { return new File(fileName).getName(); } public ProcessControl getProcessControl() throws DebuggerException { return this; } // C++ name demangling public boolean canDemangle() { return false; } public String demangle(String sym) { throw new UnsupportedOperationException(); } // // Support for ProcessControl interface // public void suspend() throws DebuggerException { dbg.suspend(); } public void resume() throws DebuggerException { dbg.resume(); } public boolean isSuspended() throws DebuggerException { return dbg.isSuspended(); } public void setBreakpoint(Address addr) throws DebuggerException { dbg.setBreakpoint(addr); } public void clearBreakpoint(Address addr) throws DebuggerException { dbg.clearBreakpoint(addr); } public boolean isBreakpointSet(Address addr) throws DebuggerException { return dbg.isBreakpointSet(addr); } public DebugEvent debugEventPoll() throws DebuggerException { return dbg.debugEventPoll(); } public void debugEventContinue() throws DebuggerException { dbg.debugEventContinue(); } }