JvmciNotifyInstallEventTest.java revision 11098:927d84d0b391 
1/*
2 * Copyright (c) 2015, 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 (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
28 * @library / /testlibrary
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.vm.ci/jdk.vm.ci.hotspot
34 *          jdk.vm.ci/jdk.vm.ci.code
35 *          jdk.vm.ci/jdk.vm.ci.meta
36 *          jdk.vm.ci/jdk.vm.ci.runtime
37 * @ignore 8144964
38 * @build jdk.vm.ci/jdk.vm.ci.hotspot.CompilerToVMHelper
39 * @build compiler.jvmci.common.JVMCIHelpers
40 *     compiler.jvmci.events.JvmciNotifyInstallEventTest
41 * @run main jdk.test.lib.FileInstaller ../common/services/ ./META-INF/services/
42 * @run main jdk.test.lib.FileInstaller ./JvmciNotifyInstallEventTest.config
43 *     ./META-INF/services/jdk.vm.ci.hotspot.HotSpotVMEventListener
44 * @run main ClassFileInstaller
45 *     compiler.jvmci.common.JVMCIHelpers$EmptyHotspotCompiler
46 *     compiler.jvmci.common.JVMCIHelpers$EmptyCompilerFactory
47 *     compiler.jvmci.events.JvmciNotifyInstallEventTest
48 *     compiler.jvmci.common.CTVMUtilities
49 *     compiler.jvmci.common.testcases.SimpleClass
50 *     jdk.test.lib.Asserts
51 *     jdk.test.lib.Utils
52 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
53 *     -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed
54 *     -XX:+UseJVMCICompiler -XX:-BootstrapJVMCI
55 *     -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=false
56 *     compiler.jvmci.events.JvmciNotifyInstallEventTest
57 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
58 *     -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed
59 *     -XX:+UseJVMCICompiler -XX:-BootstrapJVMCI -XX:JVMCINMethodSizeLimit=0
60 *     -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=false
61 *     compiler.jvmci.events.JvmciNotifyInstallEventTest
62 * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:-EnableJVMCI
63 *     -Djvmci.compiler=EmptyCompiler -Xbootclasspath/a:. -Xmixed
64 *     -Dcompiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit=true
65 *     compiler.jvmci.events.JvmciNotifyInstallEventTest
66 */
67
68package compiler.jvmci.events;
69
70import compiler.jvmci.common.CTVMUtilities;
71import compiler.jvmci.common.testcases.SimpleClass;
72import jdk.test.lib.Asserts;
73import java.lang.reflect.Method;
74import jdk.test.lib.Utils;
75import jdk.vm.ci.hotspot.HotSpotVMEventListener;
76import jdk.vm.ci.code.CompiledCode;
77import jdk.vm.ci.code.InstalledCode;
78import jdk.vm.ci.code.site.DataPatch;
79import jdk.vm.ci.code.site.Site;
80import jdk.vm.ci.meta.Assumptions.Assumption;
81import jdk.vm.ci.meta.ResolvedJavaMethod;
82import jdk.vm.ci.hotspot.HotSpotCodeCacheProvider;
83import jdk.vm.ci.hotspot.HotSpotCompiledCode;
84import jdk.vm.ci.hotspot.HotSpotCompiledCode.Comment;
85import jdk.vm.ci.hotspot.HotSpotJVMCIRuntime;
86import jdk.vm.ci.hotspot.HotSpotResolvedJavaMethod;
87
88public class JvmciNotifyInstallEventTest implements HotSpotVMEventListener {
89    private static final String METHOD_NAME = "testMethod";
90    private static final boolean FAIL_ON_INIT = !Boolean.getBoolean(
91            "compiler.jvmci.events.JvmciNotifyInstallEventTest.failoninit");
92    private static volatile int gotInstallNotification = 0;
93
94    public static void main(String args[]) {
95        new JvmciNotifyInstallEventTest().runTest();
96    }
97
98    private void runTest() {
99        if (gotInstallNotification != 0) {
100            throw new Error("Got install notification before test actions");
101        }
102        HotSpotCodeCacheProvider codeCache;
103        try {
104            codeCache = (HotSpotCodeCacheProvider) HotSpotJVMCIRuntime.runtime()
105                    .getHostJVMCIBackend().getCodeCache();
106        } catch (InternalError ie) {
107            if (FAIL_ON_INIT) {
108                throw new AssertionError(
109                        "Got unexpected InternalError trying to get code cache",
110                        ie);
111            }
112            // passed
113            return;
114        }
115        Asserts.assertTrue(FAIL_ON_INIT,
116                    "Haven't caught InternalError in negative case");
117        Method testMethod;
118        try {
119            testMethod = SimpleClass.class.getDeclaredMethod(METHOD_NAME);
120        } catch (NoSuchMethodException e) {
121            throw new Error("TEST BUG: Can't find " + METHOD_NAME, e);
122        }
123        HotSpotResolvedJavaMethod method = CTVMUtilities
124                .getResolvedMethod(SimpleClass.class, testMethod);
125        HotSpotCompiledCode compiledCode = new HotSpotCompiledCode(METHOD_NAME,
126                new byte[0], 0, new Site[0], new Assumption[0],
127                new ResolvedJavaMethod[]{method}, new Comment[0], new byte[0],
128                16, new DataPatch[0], false, 0, null);
129        codeCache.installCode(method, compiledCode, /* installedCode = */ null,
130                /* speculationLog = */ null, /* isDefault = */ false);
131        Asserts.assertEQ(gotInstallNotification, 1,
132                "Got unexpected event count after 1st install attempt");
133        // since "empty" compilation result is ok, a second attempt should be ok
134        codeCache.installCode(method, compiledCode, /* installedCode = */ null,
135                /* speculationLog = */ null, /* isDefault = */ false);
136        Asserts.assertEQ(gotInstallNotification, 2,
137                "Got unexpected event count after 2nd install attempt");
138        // and an incorrect cases
139        Utils.runAndCheckException(() -> {
140            codeCache.installCode(method, null, null, null, true);
141        }, NullPointerException.class);
142        Asserts.assertEQ(gotInstallNotification, 2,
143                "Got unexpected event count after 3rd install attempt");
144        Utils.runAndCheckException(() -> {
145            codeCache.installCode(null, null, null, null, true);
146        }, NullPointerException.class);
147        Asserts.assertEQ(gotInstallNotification, 2,
148                "Got unexpected event count after 4th install attempt");
149    }
150
151    @Override
152    public void notifyInstall(HotSpotCodeCacheProvider hotSpotCodeCacheProvider,
153            InstalledCode installedCode, CompiledCode compiledCode) {
154        gotInstallNotification++;
155    }
156}
157