IsCompilableTest.java revision 12772:fbb9c8026495 
1/*
2 * Copyright (c) 2015, 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 * @bug 8136421
27 * @requires vm.jvmci
28 * @library /test/lib /
29 * @library ../common/patches
30 * @modules java.base/jdk.internal.misc
31 * @modules java.base/jdk.internal.org.objectweb.asm
32 *          java.base/jdk.internal.org.objectweb.asm.tree
33 *          jdk.internal.vm.ci/jdk.vm.ci.hotspot
34 *          jdk.internal.vm.ci/jdk.vm.ci.code
35 *
36 * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper sun.hotspot.WhiteBox
37 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
38 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
39 * @run main/othervm -Xbootclasspath/a:.
40 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
41 *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:+UseJVMCICompiler
42 *                   -Djvmci.Compiler=null
43 *                   compiler.jvmci.compilerToVM.IsCompilableTest
44 * @run main/othervm -Xbootclasspath/a:.
45 *                   -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
46 *                   -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI -XX:-UseJVMCICompiler
47 *                   -Djvmci.Compiler=null
48 *                   compiler.jvmci.compilerToVM.IsCompilableTest
49 */
50
51package compiler.jvmci.compilerToVM;
52
53import compiler.jvmci.common.CTVMUtilities;
54import jdk.test.lib.Asserts;
55import jdk.vm.ci.hotspot.CompilerToVMHelper;
56import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
57import sun.hotspot.WhiteBox;
58
59import java.lang.reflect.Executable;
60import java.util.ArrayList;
61import java.util.Arrays;
62import java.util.List;
63
64public class IsCompilableTest {
65
66    private static final WhiteBox WB = WhiteBox.getWhiteBox();
67
68    public static void main(String[] args) {
69        List<Executable> testCases = createTestCases();
70        testCases.forEach(IsCompilableTest::runSanityTest);
71    }
72
73    private static void runSanityTest(Executable aMethod) {
74        HotSpotResolvedJavaMethod method = CTVMUtilities
75                .getResolvedMethod(aMethod);
76        boolean isCompilable = CompilerToVMHelper.isCompilable(method);
77        boolean expected = WB.isMethodCompilable(aMethod);
78        Asserts.assertEQ(isCompilable, expected, "Unexpected initial " +
79                "value of property 'compilable'");
80
81        WB.makeMethodNotCompilable(aMethod);
82        isCompilable = CompilerToVMHelper.isCompilable(method);
83        Asserts.assertFalse(isCompilable, aMethod + "Unexpected value of " +
84            "property 'isCompilable' after setting 'compilable' to false");
85    }
86
87    private static List<Executable> createTestCases() {
88        List<Executable> testCases = new ArrayList<>();
89
90        Class<?> aClass = DummyClass.class;
91        testCases.addAll(Arrays.asList(aClass.getDeclaredMethods()));
92        testCases.addAll(Arrays.asList(aClass.getDeclaredConstructors()));
93        return testCases;
94    }
95}
96