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 * -extraopt -XX:-UseCompressedOops 34 * @run main/othervm -XX:+UseAOT -XX:AOTLibrary=./libSharedUsageTest.so 35 * -XX:-UseCompressedOops 36 * -Dcompiler.aot.SharedUsageTest.parent=true 37 * compiler.aot.SharedUsageTest 38 * @summary check if .so can be successfully shared with 2 java processes 39 */ 40 41 package compiler.aot; 42 43 import jdk.test.lib.Asserts; 44 import jdk.test.lib.process.ExitCode; 45 import jdk.test.lib.Utils; 46 import jdk.test.lib.cli.CommandLineOptionTest; 47 48 public class SharedUsageTest { 49 private static final String HELLO_MSG = "HelloWorld"; 50 private static final boolean ADD_TEST_VM_OPTION = false; 51 private static boolean shouldBeFalseInParent = false; 52 private static final boolean IS_PARENT = Boolean.getBoolean( 53 "compiler.aot.SharedUsageTest.parent"); 54 55 public static void main(String args[]) throws Throwable { 56 Asserts.assertFalse(shouldBeFalseInParent, 57 "A test invariant is broken"); 58 if (IS_PARENT) { 59 /* An output of .so being used is verified after launch. 60 A respective message is triggered by PrintAOT option. */ 61 CommandLineOptionTest.verifyJVMStartup( 62 new String[]{"libSharedUsageTest.so aot library", 63 HELLO_MSG}, null, "Unexpected exit code", 64 "Unexpected output", ExitCode.OK, ADD_TEST_VM_OPTION, 65 "-XX:+UseAOT", "-XX:+PrintAOT", 66 "-Dtest.jdk=" + Utils.TEST_JDK, 67 "-XX:AOTLibrary=./libSharedUsageTest.so", 68 SharedUsageTest.class.getName()); 69 Asserts.assertFalse(shouldBeFalseInParent, "A static member got " 70 + "unexpectedly changed"); 71 } else { 72 shouldBeFalseInParent = true; 73 Asserts.assertTrue(shouldBeFalseInParent, "A static member wasn't" 74 + "changed as expected"); 75 System.out.println(HELLO_MSG); 76 } 77 } 78 }