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/*
* Copyright (c) 2017, 2022, 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.
*/
#ifndef SHARE_GC_Z_ZNMETHODTABLE_HPP
#define SHARE_GC_Z_ZNMETHODTABLE_HPP
#include "gc/z/zNMethodTableIteration.hpp"
#include "gc/z/zSafeDelete.hpp"
#include "memory/allStatic.hpp"
class nmethod;
class NMethodClosure;
class ZNMethodTableEntry;
class ZWorkers;
class ZNMethodTable : public AllStatic {
private:
static ZNMethodTableEntry* _table;
static size_t _size;
static size_t _nregistered;
static size_t _nunregistered;
static ZNMethodTableIteration _iteration;
static ZSafeDeleteNoLock<ZNMethodTableEntry[]> _safe_delete;
static ZNMethodTableEntry* create(size_t size);
static void destroy(ZNMethodTableEntry* table);
static size_t first_index(const nmethod* nm, size_t size);
static size_t next_index(size_t prev_index, size_t size);
static bool register_entry(ZNMethodTableEntry* table, size_t size, nmethod* nm);
static void unregister_entry(ZNMethodTableEntry* table, size_t size, nmethod* nm);
static void rebuild(size_t new_size);
static void rebuild_if_needed();
public:
static size_t registered_nmethods();
static size_t unregistered_nmethods();
static void register_nmethod(nmethod* nm);
static void unregister_nmethod(nmethod* nm);
static void wait_until_iteration_done();
static void nmethods_do_begin();
static void nmethods_do_end();
static void nmethods_do(NMethodClosure* cl);
static void unlink(ZWorkers* workers, bool unloading_occurred);
static void purge(ZWorkers* workers);
};
#endif // SHARE_GC_Z_ZNMETHODTABLE_HPP
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