DeoptimizeMethodTest.java revision 7217:2b1ea93ea45e 
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 *                              sun.hotspot.WhiteBox$WhiteBoxPermission
31 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:CompileCommand=compileonly,SimpleTestCase$Helper::* DeoptimizeMethodTest
32 * @summary testing of WB::deoptimizeMethod()
33 * @author igor.ignatyev@oracle.com
34 */
35public class DeoptimizeMethodTest extends CompilerWhiteBoxTest {
36
37    public static void main(String[] args) throws Exception {
38        CompilerWhiteBoxTest.main(DeoptimizeMethodTest::new, args);
39    }
40
41    private 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        if (skipXcompOSR()) {
56            return;
57        }
58        compile();
59        checkCompiled();
60        deoptimize();
61        checkNotCompiled();
62    }
63}
64