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view agent/src/share/classes/sun/jvm/hotspot/debugger/proc/ProcCDebugger.java @ 2245:638119ce7cfd
7009309: JSR 292: compiler/6991596/Test6991596.java crashes on fastdebug JDK7/b122
Reviewed-by: kvn, never
author | twisti |
---|---|
date | Tue, 01 Feb 2011 03:38:44 -0800 |
parents | c18cbe5936b8 |
children |
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/* * Copyright (c) 2003, 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.proc; import java.io.*; import java.util.*; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.debugger.cdbg.*; import sun.jvm.hotspot.utilities.*; class ProcCDebugger implements CDebugger { private ProcDebugger dbg; ProcCDebugger(ProcDebugger 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 { if (pc == null) { return null; } List objs = getLoadObjectList(); Object[] arr = objs.toArray(); // load objects are sorted by base address, do binary search int mid = -1; int low = 0; int high = arr.length - 1; while (low <= high) { mid = (low + high) >> 1; LoadObject midVal = (LoadObject) arr[mid]; long cmp = pc.minus(midVal.getBase()); if (cmp < 0) { high = mid - 1; } else if (cmp > 0) { long size = midVal.getSize(); if (cmp >= size) { low = mid + 1; } else { return (LoadObject) arr[mid]; } } else { // match found return (LoadObject) arr[mid]; } } // no match found. return null; } public CFrame topFrameForThread(ThreadProxy thread) throws DebuggerException { return dbg.topFrameForThread(thread); } public String getNameOfFile(String fileName) { return new File(fileName).getName(); } public ProcessControl getProcessControl() throws DebuggerException { // FIXME: after stabs parser return null; } // C++ name demangling public boolean canDemangle() { return true; } public String demangle(String sym) { return dbg.demangle(sym); } }