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