8221540: ZGC: Reduce width of zForwardingEntry::from_index field
Reviewed-by: stefank, eosterlund
/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
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* 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,
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#ifndef SHARE_GC_Z_ZRESURRECTION_HPP
#define SHARE_GC_Z_ZRESURRECTION_HPP
#include "memory/allocation.hpp"
class ZResurrection : public AllStatic {
private:
static volatile bool _blocked;
public:
static bool is_blocked();
static void block();
static void unblock();
};
#endif // SHARE_GC_Z_ZRESURRECTION_HPP