1 /* 2 * Copyright (c) 2013, 2021, Red Hat, Inc. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #ifndef SHARE_GC_SHENANDOAH_SHENANDOAHCONCURRENTMARK_HPP 26 #define SHARE_GC_SHENANDOAH_SHENANDOAHCONCURRENTMARK_HPP 27 28 #include "gc/shenandoah/shenandoahMark.hpp" 29 30 template <GenerationMode GENERATION> 31 class ShenandoahConcurrentMarkingTask; 32 template<GenerationMode GENERATION> 33 class ShenandoahFinalMarkingTask; 34 class ShenandoahGeneration; 35 36 class ShenandoahConcurrentMark: public ShenandoahMark { 37 template <GenerationMode GENERATION> friend class ShenandoahConcurrentMarkingTask; 38 template <GenerationMode GENERATION> friend class ShenandoahFinalMarkingTask; 39 40 public: 41 ShenandoahConcurrentMark(ShenandoahGeneration* generation); 42 43 // Concurrent mark roots 44 void mark_concurrent_roots(); 45 46 // Concurrent mark 47 void concurrent_mark(); 48 49 // Finish mark at a safepoint 50 void finish_mark(); 51 52 private: 53 void finish_mark_work(); 54 }; 55 56 #endif // SHARE_GC_SHENANDOAH_SHENANDOAHCONCURRENTMARK_HPP