/* * Copyright (c) 2015, 2020, 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.
*/
package gc.g1;
/* * @test TestPLABSizeBounds * @bug 8134857 * @summary Regression test to ensure that G1 supports PLAB sizes of half a region size. * @requires vm.gc.G1 * @library /test/lib * @modules java.base/jdk.internal.misc * java.management * @run driver gc.g1.TestPLABSizeBounds
*/
/** * Starts the VM with the given region size and the given PLAB size arguments. The VM start should * succeed if shouldSucceed is true, otherwise it should fail. * * @param regionSize The region size the VM should be started with in bytes. * @param plabSize The young and old gen PLAB sizes the VM should be started with in machine words. * @param shouldSucceed The expected result of the VM invocation.
*/ publicstaticvoid runTest(int regionSize, int plabSize, boolean shouldSucceed) throws Exception {
ArrayList<String> testArguments = new ArrayList<String>();
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