/*
 * Copyright (c) 2016, 2017, 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
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 */

#ifndef SHARE_GC_X_XBITMAP_HPP
#define SHARE_GC_X_XBITMAP_HPP

#include "utilities/bitMap.hpp"

class XBitMap : public CHeapBitMap {
private:
  static bm_word_t bit_mask_pair(idx_t bit);

  bool par_set_bit_pair_finalizable(idx_t bit, bool& inc_live);
  bool par_set_bit_pair_strong(idx_t bit, bool& inc_live);

public:
  XBitMap(idx_t size_in_bits);

  bool par_set_bit_pair(idx_t bit, bool finalizable, bool& inc_live);
};

#endif // SHARE_GC_X_XBITMAP_HPP