53 lines
2.1 KiB
C++
53 lines
2.1 KiB
C++
/*
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* Copyright (c) 2019, 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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#include "precompiled.hpp"
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#include "gc/shenandoah/shenandoahClosures.inline.hpp"
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#include "gc/shenandoah/shenandoahCodeRoots.hpp"
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#include "gc/shenandoah/shenandoahEvacOOMHandler.hpp"
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#include "gc/shenandoah/shenandoahParallelCleaning.hpp"
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#include "runtime/safepoint.hpp"
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ShenandoahClassUnloadingTask::ShenandoahClassUnloadingTask(BoolObjectClosure* is_alive,
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uint num_workers,
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bool unloading_occurred) :
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AbstractGangTask("Parallel Class Unloading Task"),
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_unloading_occurred(unloading_occurred),
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_code_cache_task(num_workers, is_alive, unloading_occurred),
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_klass_cleaning_task() {
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assert(SafepointSynchronize::is_at_safepoint(), "Must be at a safepoint");
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}
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void ShenandoahClassUnloadingTask::work(uint worker_id) {
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_code_cache_task.work(worker_id);
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// Clean all klasses that were not unloaded.
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// The weak metadata in klass doesn't need to be
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// processed if there was no unloading.
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if (_unloading_occurred) {
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_klass_cleaning_task.work();
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}
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}
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