| /* |
| * Copyright (c) 2014, 2016, 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. |
| */ |
| |
| import jdk.test.lib.Asserts; |
| import jdk.test.lib.Platform; |
| import sun.hotspot.WhiteBox; |
| |
| /** |
| * @test |
| * @summary Verifies that Platform::isTieredSupported returns correct value. |
| * @library /test/lib |
| * @modules java.base/jdk.internal.misc |
| * java.management |
| * @build sun.hotspot.WhiteBox |
| * @run main ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions |
| * -XX:+WhiteBoxAPI -XX:+TieredCompilation |
| * TestPlatformIsTieredSupported |
| */ |
| public class TestPlatformIsTieredSupported { |
| public static void main(String args[]) { |
| WhiteBox whiteBox = WhiteBox.getWhiteBox(); |
| boolean tieredCompilation = whiteBox.getBooleanVMFlag( |
| "TieredCompilation"); |
| Asserts.assertEQ(Platform.isTieredSupported(), tieredCompilation, |
| "Platform::isTieredSupported should report the same value as " |
| + "TieredCompilation flag's value when " |
| + "+TieredCompilation was explicitly passed to JVM."); |
| } |
| } |
