Mercurial > hg > graal-jvmci-8
view agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/WindbgCDebugger.java @ 2072:d6cd0d55d0b5
6987812: 2/3 SAJDI: "gHotSpotVMTypes was not initialized properly in the remote process"
Summary: Change ExportDirectoryTableImpl to return the 'Export RVA' field without modification. Read 'Base Of Data' field in optional header when PE32 format COFF file is read. Refine search for dbgeng.dll and dbghelp.dll. Other cleanups.
Reviewed-by: swamyv, poonam
author | dcubed |
---|---|
date | Thu, 23 Dec 2010 07:58:35 -0800 |
parents | c18cbe5936b8 |
children | 78332b46e604 |
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/* * Copyright (c) 2002, 2005, 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.windbg; 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.cdbg.basic.amd64.*; import sun.jvm.hotspot.debugger.x86.*; import sun.jvm.hotspot.debugger.amd64.*; import sun.jvm.hotspot.utilities.AddressOps; class WindbgCDebugger implements CDebugger { // 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 WindbgDebugger dbg; WindbgCDebugger(WindbgDebugger 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 { if (dbg.getCPU().equals("x86")) { 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); } else if (dbg.getCPU().equals("amd64")) { AMD64ThreadContext context = (AMD64ThreadContext) thread.getContext(); Address rbp = context.getRegisterAsAddress(AMD64ThreadContext.RBP); if (rbp == null) return null; Address pc = context.getRegisterAsAddress(AMD64ThreadContext.RIP); if (pc == null) return null; return new AMD64CFrame(this, rbp, pc); } else { // unsupported CPU! return null; } } public String getNameOfFile(String fileName) { return new File(fileName).getName(); } public ProcessControl getProcessControl() throws DebuggerException { return null; } // C++ name demangling public boolean canDemangle() { return false; } public String demangle(String sym) { throw new UnsupportedOperationException(); } }