1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* 25 * @test 26 * @library /test/lib /testlibrary / 27 * @modules java.base/jdk.internal.misc 28 * @requires vm.bits == "64" & os.arch == "amd64" & os.family == "linux" 29 * @build compiler.aot.SharedUsageTest 30 * compiler.aot.AotCompiler 31 * @run main compiler.aot.AotCompiler -libname libSharedUsageTest.so 32 * -class compiler.aot.SharedUsageTest 33 * @run main/othervm -XX:+UseAOT -XX:AOTLibrary=./libSharedUsageTest.so 34 * -Dcompiler.aot.SharedUsageTest.parent=true 35 * compiler.aot.SharedUsageTest 36 * @summary check if .so can be successfully shared with 2 java processes 37 */ 38 39 package compiler.aot; 40 41 import jdk.test.lib.Asserts; 42 import jdk.test.lib.process.ExitCode; 43 import jdk.test.lib.Utils; 44 import jdk.test.lib.cli.CommandLineOptionTest; 45 46 public class SharedUsageTest { 47 private static final String HELLO_MSG = "HelloWorld"; 48 private static final boolean ADD_TEST_VM_OPTION = false; 49 private static boolean shouldBeFalseInParent = false; 50 private static final boolean IS_PARENT = Boolean.getBoolean( 51 "compiler.aot.SharedUsageTest.parent"); 52 53 public static void main(String args[]) throws Throwable { 54 Asserts.assertFalse(shouldBeFalseInParent, 55 "A test invariant is broken"); 56 if (IS_PARENT) { 57 /* An output of .so being used is verified after launch. 58 A respective message is triggered by PrintAOT option. */ 59 CommandLineOptionTest.verifyJVMStartup( 60 new String[]{"libSharedUsageTest.so aot library", 61 HELLO_MSG}, null, "Unexpected exit code", 62 "Unexpected output", ExitCode.OK, ADD_TEST_VM_OPTION, 63 "-XX:+UseAOT", "-XX:+PrintAOT", 64 "-Dtest.jdk=" + Utils.TEST_JDK, 65 "-XX:AOTLibrary=./libSharedUsageTest.so", 66 SharedUsageTest.class.getName()); 67 Asserts.assertFalse(shouldBeFalseInParent, "A static member got " 68 + "unexpectedly changed"); 69 } else { 70 shouldBeFalseInParent = true; 71 Asserts.assertTrue(shouldBeFalseInParent, "A static member wasn't" 72 + "changed as expected"); 73 System.out.println(HELLO_MSG); 74 } 75 } 76 }