71 lines
3.0 KiB
C++
71 lines
3.0 KiB
C++
/*
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* Copyright (c) 2019, 2020, 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_SHENANDOAH_SHENANDOAHPARALLELCLEANING_INLINE_HPP
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#define SHARE_GC_SHENANDOAH_SHENANDOAHPARALLELCLEANING_INLINE_HPP
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#include "gc/shared/weakProcessor.inline.hpp"
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#include "gc/shenandoah/shenandoahHeap.hpp"
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#include "gc/shenandoah/shenandoahParallelCleaning.hpp"
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#include "gc/shenandoah/shenandoahUtils.hpp"
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#include "runtime/thread.hpp"
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#include "runtime/safepoint.hpp"
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template<typename IsAlive, typename KeepAlive>
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ShenandoahParallelWeakRootsCleaningTask<IsAlive, KeepAlive>::ShenandoahParallelWeakRootsCleaningTask(IsAlive* is_alive,
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KeepAlive* keep_alive,
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uint num_workers,
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bool include_concurrent_roots) :
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AbstractGangTask("Parallel Weak Root Cleaning Task"),
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_weak_processing_task(num_workers),
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_is_alive(is_alive), _keep_alive(keep_alive), _include_concurrent_roots(include_concurrent_roots) {
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assert(SafepointSynchronize::is_at_safepoint(), "Must be at a safepoint");
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if (ShenandoahStringDedup::is_enabled()) {
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StringDedup::gc_prologue(false);
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}
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}
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template<typename IsAlive, typename KeepAlive>
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ShenandoahParallelWeakRootsCleaningTask<IsAlive, KeepAlive>::~ShenandoahParallelWeakRootsCleaningTask() {
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if (StringDedup::is_enabled()) {
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StringDedup::gc_epilogue();
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}
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}
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template<typename IsAlive, typename KeepAlive>
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void ShenandoahParallelWeakRootsCleaningTask<IsAlive, KeepAlive>::work(uint worker_id) {
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if (_include_concurrent_roots) {
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_weak_processing_task.work<IsAlive, KeepAlive>(worker_id, _is_alive, _keep_alive);
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} else {
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_serial_weak_roots.weak_oops_do(_is_alive, _keep_alive, worker_id);
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}
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if (ShenandoahStringDedup::is_enabled()) {
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ShenandoahStringDedup::parallel_oops_do(_is_alive, _keep_alive, worker_id);
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}
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}
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#endif // SHARE_GC_SHENANDOAH_SHENANDOAHPARALLELCLEANING_INLINE_HPP
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