src/hotspot/share/cds/cppVtables.hpp

/*
 * Copyright (c) 2020, 2024, 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
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 * 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).
 *
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#ifndef SHARE_CDS_CPPVTABLES_HPP
#define SHARE_CDS_CPPVTABLES_HPP

#include "memory/allocation.hpp"
#include "memory/allStatic.hpp"
#include "utilities/globalDefinitions.hpp"

class ArchiveBuilder;
class Method;
class SerializeClosure;
class CppVtableInfo;

// Support for C++ vtables in CDS archive.
class CppVtables : AllStatic {
  static char* _vtables_serialized_base;
public:
  static void dumptime_init(ArchiveBuilder* builder);
  static void zero_archived_vtables();
  static intptr_t* get_archived_vtable(MetaspaceObj::Type msotype, address obj);
  static void serialize(SerializeClosure* sc);
  static bool is_valid_shared_method(const Method* m) NOT_CDS_RETURN_(false);
  static char* vtables_serialized_base() { return _vtables_serialized_base; }
};

#endif // SHARE_CDS_CPPVTABLES_HPP