/* * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * 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). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef SHARE_VM_GC_SERIAL_GENMARKSWEEP_HPP #define SHARE_VM_GC_SERIAL_GENMARKSWEEP_HPP #include "gc/serial/markSweep.hpp" class GenMarkSweep : public MarkSweep { friend class VM_MarkSweep; friend class G1MarkSweep; public: static void invoke_at_safepoint(ReferenceProcessor* rp, bool clear_all_softrefs); private: // Mark live objects static void mark_sweep_phase1(bool clear_all_softrefs); // Calculate new addresses static void mark_sweep_phase2(); // Update pointers static void mark_sweep_phase3(); // Move objects to new positions static void mark_sweep_phase4(); // Temporary data structures for traversal and storing/restoring marks static void allocate_stacks(); static void deallocate_stacks(); }; #endif // SHARE_VM_GC_SERIAL_GENMARKSWEEP_HPP