59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
/*
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* Copyright (c) 2017, 2018, Red Hat, Inc. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef SHARE_GC_EPSILON_EPSILONBARRIERSET_HPP
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#define SHARE_GC_EPSILON_EPSILONBARRIERSET_HPP
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#include "gc/shared/barrierSetAssembler.hpp"
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#include "gc/shared/barrierSet.hpp"
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// No interaction with application is required for Epsilon, and therefore
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// the barrier set is empty.
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class EpsilonBarrierSet: public BarrierSet {
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friend class VMStructs;
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public:
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EpsilonBarrierSet();
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virtual void print_on(outputStream *st) const {}
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virtual void on_thread_create(Thread* thread);
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virtual void on_thread_destroy(Thread* thread);
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template <DecoratorSet decorators, typename BarrierSetT = EpsilonBarrierSet>
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class AccessBarrier: public BarrierSet::AccessBarrier<decorators, BarrierSetT> {};
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};
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template<>
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struct BarrierSet::GetName<EpsilonBarrierSet> {
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static const BarrierSet::Name value = BarrierSet::EpsilonBarrierSet;
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};
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template<>
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struct BarrierSet::GetType<BarrierSet::EpsilonBarrierSet> {
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typedef ::EpsilonBarrierSet type;
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};
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#endif // SHARE_GC_EPSILON_EPSILONBARRIERSET_HPP
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