1 /* 2 * Copyright (c) 2013, 2014, 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 DeoptimizeMethodTest 26 * @bug 8006683 8007288 8022832 27 * @library /testlibrary /testlibrary/whitebox 28 * @ignore 8046268 29 * @build DeoptimizeMethodTest 30 * @run main ClassFileInstaller sun.hotspot.WhiteBox 31 * sun.hotspot.WhiteBox$WhiteBoxPermission 32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* DeoptimizeMethodTest 33 * @summary testing of WB::deoptimizeMethod() 34 * @author igor.ignatyev@oracle.com 35 */ 36 public class DeoptimizeMethodTest extends CompilerWhiteBoxTest { 37 38 public static void main(String[] args) throws Exception { 39 CompilerWhiteBoxTest.main(DeoptimizeMethodTest::new, args); 40 } 41 42 private DeoptimizeMethodTest(TestCase testCase) { 43 super(testCase); 44 // to prevent inlining of #method 45 WHITE_BOX.testSetDontInlineMethod(method, true); 46 } 47 48 /** 49 * Tests {@code WB::deoptimizeMethod()} by calling it after 50 * compilation and checking that method isn't compiled. 51 * 52 * @throws Exception if one of the checks fails. 53 */ 54 @Override 55 protected void test() throws Exception { 56 if (skipXcompOSR()) { 57 return; 58 } 59 compile(); 60 checkCompiled(); 61 deoptimize(); 62 checkNotCompiled(); 63 } 64 }