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