| /* |
| * 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. |
| */ |
| |
| /* |
| * @test CorrectnessTest |
| * @bug 8038418 |
| * @requires vm.flavor == "server" & !vm.emulatedClient |
| * @library /test/lib / |
| * @modules java.base/jdk.internal.misc |
| * java.management |
| * |
| * @build sun.hotspot.WhiteBox |
| * @run driver ClassFileInstaller sun.hotspot.WhiteBox |
| * sun.hotspot.WhiteBox$WhiteBoxPermission |
| * @run main/timeout=1200 compiler.types.correctness.OffTest |
| */ |
| |
| package compiler.types.correctness; |
| |
| import compiler.types.correctness.scenarios.ProfilingType; |
| import jdk.test.lib.process.OutputAnalyzer; |
| import jdk.test.lib.process.ProcessTools; |
| import jdk.test.lib.Utils; |
| |
| import java.util.Random; |
| |
| public class OffTest { |
| private static final String[] OPTIONS = { |
| "-Xbootclasspath/a:.", |
| "-XX:+IgnoreUnrecognizedVMOptions", |
| "-XX:+UnlockExperimentalVMOptions", |
| "-XX:+UnlockDiagnosticVMOptions", |
| "-XX:+WhiteBoxAPI", |
| "-XX:CompileCommand=exclude,compiler.types.correctness.execution.*::methodNotToCompile", |
| "-XX:CompileCommand=dontinline,compiler.types.correctness.scenarios.Scenario::collectReturnType", |
| "", // -XX:TypeProfileLevel=? |
| "", // -XX:?UseTypeSpeculation |
| CorrectnessTest.class.getName(), |
| "", // ProfilingType.name() |
| }; |
| |
| private static final String TYPE_PROFILE_LEVEL = "TypeProfileLevel"; |
| private static final String USE_TYPE_SPECULATION = "UseTypeSpeculation"; |
| private static final int TYPE_PROFILE_LEVEL_LENGTH = 3; |
| private static final int TYPE_PROFILE_LEVEL_BOUND = 3; |
| private static final int DEFAULT_COUNT = 10; |
| private static final int PROFILING_TYPE_INDEX = OPTIONS.length - 1; |
| private static final int TYPE_PROFILE_INDEX = OPTIONS.length - 4; |
| private static final int USE_TYPE_SPECULATION_INDEX = OPTIONS.length - 3; |
| private static final Random RNG = Utils.getRandomInstance(); |
| |
| public static void main(String[] args) throws Exception { |
| int count = DEFAULT_COUNT; |
| if (args.length > 0) { |
| count = Integer.parseInt(args[0]) ; |
| } |
| for (int i = 0; i < count; ++i) { |
| runTest(); |
| } |
| } |
| |
| private static void runTest() throws Exception { |
| String useTypeSpeculation = "-XX:" + (RNG.nextBoolean() ? "+" : "-") + USE_TYPE_SPECULATION; |
| String typeProfileLevel = "-XX:" + TYPE_PROFILE_LEVEL + "=" + randomTypeProfileLevel(); |
| ProfilingType type = randomProfileType(); |
| OPTIONS[TYPE_PROFILE_INDEX] = typeProfileLevel; |
| OPTIONS[USE_TYPE_SPECULATION_INDEX] = useTypeSpeculation; |
| OPTIONS[PROFILING_TYPE_INDEX] = type.name(); |
| ProcessBuilder processBuilder = ProcessTools.createJavaProcessBuilder(/* addTestVmOptions= */ true, OPTIONS); |
| OutputAnalyzer outputAnalyzer = new OutputAnalyzer(processBuilder.start()); |
| outputAnalyzer.shouldHaveExitValue(0); |
| } |
| |
| private static ProfilingType randomProfileType() { |
| ProfilingType[] value = ProfilingType.values(); |
| return value[RNG.nextInt(value.length)]; |
| } |
| |
| private static String randomTypeProfileLevel() { |
| StringBuilder stringBuilder = new StringBuilder(); |
| for (int i = 0; i < TYPE_PROFILE_LEVEL_LENGTH; ++i) { |
| stringBuilder.append(RNG.nextInt(TYPE_PROFILE_LEVEL_BOUND)); |
| } |
| return stringBuilder.toString(); |
| } |
| } |