Mercurial > hg > openjdk > hsx17
view agent/src/share/classes/sun/jvm/hotspot/debugger/cdbg/basic/x86/X86CFrame.java @ 1334:193a468093fa hs17-b15
6955813: Fix incorrect Oracle rebranding headers from 6941466
Summary: Redo the header changes to fix new copyright notice style
Reviewed-by: ohair
author | trims |
---|---|
date | Wed, 26 May 2010 00:30:39 -0700 |
parents | 885e7f460925 |
children |
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/* * Copyright (c) 2001, 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.cdbg.basic.x86; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.debugger.cdbg.*; import sun.jvm.hotspot.debugger.cdbg.basic.*; /** Basic X86 frame functionality providing sender() functionality. */ public class X86CFrame extends BasicCFrame { private Address ebp; private Address pc; private static final int ADDRESS_SIZE = 4; /** Constructor for topmost frame */ public X86CFrame(CDebugger dbg, Address ebp, Address pc) { super(dbg); this.ebp = ebp; this.pc = pc; } public CFrame sender() { if (ebp == null) { return null; } Address nextEBP = ebp.getAddressAt( 0 * ADDRESS_SIZE); if (nextEBP == null) { return null; } Address nextPC = ebp.getAddressAt( 1 * ADDRESS_SIZE); if (nextPC == null) { return null; } return new X86CFrame(dbg(), nextEBP, nextPC); } public Address pc() { return pc; } public Address localVariableBase() { return ebp; } }