Mercurial > hg > graal-compiler
view agent/src/share/classes/sun/jvm/hotspot/Win32VtblAccess.java @ 989:148e5441d916
6863023: need non-perm oops in code cache for JSR 292
Summary: Make a special root-list for those few nmethods which might contain non-perm oops.
Reviewed-by: twisti, kvn, never, jmasa, ysr
author | jrose |
---|---|
date | Tue, 15 Sep 2009 21:53:47 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 2000-2002 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; import sun.jvm.hotspot.debugger.*; import sun.jvm.hotspot.types.*; import sun.jvm.hotspot.types.basic.*; /** This class implements the compiler-specific access to the vtbl for a given C++ type. As it happens, on Win32 (at least for Visual C++ 6.0) the name mangling for vtbls is very straightforward. We only need to ensure that these symbols are exported from the HotSpot DLL, which is done with a .DEF file. This class is named "Win32VtblAccess" because it is not necessarily HotSpot-specific. */ public class Win32VtblAccess extends BasicVtblAccess { public Win32VtblAccess(SymbolLookup symbolLookup, String[] dllNames) { super(symbolLookup, dllNames); } protected String vtblSymbolForType(Type type) { return "??_7" + type.getName() + "@@6B@"; } }