/* * Copyright (c) 2017, 2018, 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. */ /* * @test TestConcurrentPhaseControlG1Basics * @bug 8169517 * @requires vm.gc.G1 * @summary Verify G1 supports concurrent phase control and has the * expected set of phases. * @key gc * @modules java.base * @library /test/lib / * @build sun.hotspot.WhiteBox * @run driver ClassFileInstaller sun.hotspot.WhiteBox * sun.hotspot.WhiteBox$WhiteBoxPermission * @run main/othervm -XX:+UseG1GC * -Xbootclasspath/a:. * -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI * TestConcurrentPhaseControlG1Basics */ import gc.concurrent_phase_control.CheckSupported; public class TestConcurrentPhaseControlG1Basics { private static final String[] phases = { "ANY", "IDLE", "CONCURRENT_CYCLE", "CLEAR_CLAIMED_MARKS", "SCAN_ROOT_REGIONS", "CONCURRENT_MARK", "MARK_FROM_ROOTS", "PRECLEAN", "BEFORE_REMARK", "REMARK", "REBUILD_REMEMBERED_SETS", "CLEANUP_FOR_NEXT_MARK", }; public static void main(String[] args) throws Exception { CheckSupported.check("G1", phases); } }