ReadConfigurationTest.java revision 12748: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 jdk.internal.vm.ci/jdk.vm.ci.hotspot
32 * @build jdk.internal.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
33 * @build compiler.jvmci.compilerToVM.ReadConfigurationTest
34 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
35 *                   -Djvmci.Compiler=null
36 *                   compiler.jvmci.compilerToVM.ReadConfigurationTest
37 */
38
39package compiler.jvmci.compilerToVM;
40
41import jdk.test.lib.Asserts;
42import jdk.vm.ci.hotspot.VMField;
43import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
44import jdk.vm.ci.hotspot.HotSpotVMConfigAccess;
45import jdk.vm.ci.hotspot.HotSpotVMConfigStore;
46import jdk.vm.ci.hotspot.VMIntrinsicMethod;
47
48public class ReadConfigurationTest {
49    public static void main(String args[]) {
50        new ReadConfigurationTest().runTest();
51    }
52
53    private void runTest() {
54        HotSpotVMConfigStore store = HotSpotJVMCIRuntime.runtime().getConfigStore();
55        TestHotSpotVMConfig config = new TestHotSpotVMConfig(store);
56        Asserts.assertNE(config.codeCacheHighBound, 0L, "Got null address");
57        Asserts.assertNE(config.stubRoutineJintArrayCopy, 0L, "Got null address");
58
59        for (VMField field : store.getFields().values()) {
60                Object value = field.value;
61                if (value != null) {
62                    Asserts.assertTrue(value instanceof Long || value instanceof Boolean,
63                        "Got unexpected value type for VM field " + field.name + ": " + value.getClass());
64                }
65        }
66
67        for (VMIntrinsicMethod m : config.getStore().getIntrinsics()) {
68            Asserts.assertNotNull(m);
69            Asserts.assertNotNull(m.declaringClass);
70            Asserts.assertFalse(m.declaringClass.contains("."),
71                "declaringClass should be in class file format: " + m.declaringClass);
72            Asserts.assertNotNull(m.name);
73            Asserts.assertNotNull(m.descriptor);
74            Asserts.assertTrue(m.id > 0);
75        }
76    }
77
78    private static class TestHotSpotVMConfig extends HotSpotVMConfigAccess {
79
80        private TestHotSpotVMConfig(HotSpotVMConfigStore store) {
81            super(store);
82        }
83
84        final long codeCacheHighBound = getFieldValue("CodeCache::_high_bound", Long.class);
85        final long stubRoutineJintArrayCopy = getFieldValue("StubRoutines::_jint_arraycopy", Long.class);
86    }
87}
88