| /* |
| * Copyright (c) 2003, 2012, 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.bsd; |
| |
| import java.io.*; |
| import java.util.*; |
| import sun.jvm.hotspot.debugger.*; |
| import sun.jvm.hotspot.debugger.cdbg.*; |
| import sun.jvm.hotspot.debugger.x86.*; |
| import sun.jvm.hotspot.debugger.amd64.*; |
| import sun.jvm.hotspot.debugger.bsd.x86.*; |
| import sun.jvm.hotspot.debugger.bsd.amd64.*; |
| import sun.jvm.hotspot.utilities.*; |
| |
| class BsdCDebugger implements CDebugger { |
| private BsdDebugger dbg; |
| |
| BsdCDebugger(BsdDebugger 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 { |
| String cpu = dbg.getCPU(); |
| if (cpu.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 BsdX86CFrame(dbg, ebp, pc); |
| } else if (cpu.equals("amd64") || cpu.equals("x86_64")) { |
| 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 BsdAMD64CFrame(dbg, rbp, pc); |
| } else { |
| throw new DebuggerException(cpu + " is not yet supported"); |
| } |
| } |
| |
| public String getNameOfFile(String fileName) { |
| return new File(fileName).getName(); |
| } |
| |
| public ProcessControl getProcessControl() throws DebuggerException { |
| // FIXME: after stabs parser |
| return null; |
| } |
| |
| public boolean canDemangle() { |
| return false; |
| } |
| |
| public String demangle(String sym) { |
| throw new UnsupportedOperationException(); |
| } |
| } |