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 * @library /test/lib /
27 * @modules java.base/jdk.internal.misc
28 *          java.management
29 *
30 * @build sun.hotspot.WhiteBox
31 * @requires !(vm.cpu.features ~= ".*aes.*")
32 * @run driver ClassFileInstaller sun.hotspot.WhiteBox
33 *                                sun.hotspot.WhiteBox$WhiteBoxPermission
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
35 *       -XX:+WhiteBoxAPI -Xbatch
36 *       compiler.cpuflags.TestAESIntrinsicsOnUnsupportedConfig
37 */
38
39package compiler.cpuflags;
40
41import jdk.test.lib.process.OutputAnalyzer;
42import jdk.test.lib.process.ProcessTools;
43import jdk.test.lib.cli.predicate.NotPredicate;
44import static jdk.test.lib.cli.CommandLineOptionTest.*;
45
46public class TestAESIntrinsicsOnUnsupportedConfig extends AESIntrinsicsBase {
47
48    private static final String INTRINSICS_NOT_AVAILABLE_MSG = "warning: AES "
49            + "intrinsics are not available on this CPU";
50    private static final String AES_NOT_AVAILABLE_MSG = "warning: AES "
51            + "instructions are not available on this CPU";
52
53    protected void runTestCases() throws Throwable {
54        testUseAES();
55        testUseAESIntrinsics();
56    }
57
58    /**
59     * Test checks following situation: <br/>
60     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
61     * Expected result: UseAESIntrinsics flag is set to false <br/>
62     * UseAES flag is set to false <br/>
63     * Output shouldn't contain intrinsics usage <br/>
64     * Output should contain message about intrinsics unavailability
65     * @throws Throwable
66     */
67    private void testUseAESIntrinsics() throws Throwable {
68        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
69                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag(
70                        AESIntrinsicsBase.USE_AES_INTRINSICS, true)));
71        final String errorMessage = "Case testUseAESIntrinsics failed";
72        verifyOutput(new String[] {INTRINSICS_NOT_AVAILABLE_MSG},
73                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
74                        AESIntrinsicsBase.AES_INTRINSIC},
75                errorMessage, outputAnalyzer);
76        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
77                errorMessage, outputAnalyzer);
78        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
79                outputAnalyzer);
80    }
81
82    /**
83     * Test checks following situation: <br/>
84     * UseAESIntrinsics flag is set to true, TestAESMain is executed <br/>
85     * Expected result: UseAES flag is set to false <br/>
86     * UseAES flag is set to false <br/>
87     * Output shouldn't contain intrinsics usage <br/>
88     * Output should contain message about AES unavailability <br/>
89     * @throws Throwable
90     */
91    private void testUseAES() throws Throwable {
92        OutputAnalyzer outputAnalyzer = ProcessTools.executeTestJvm(
93                AESIntrinsicsBase.prepareArguments(prepareBooleanFlag
94                        (AESIntrinsicsBase.USE_AES, true)));
95        final String errorMessage = "Case testUseAES failed";
96        verifyOutput(new String[] {AES_NOT_AVAILABLE_MSG},
97                new String[] {AESIntrinsicsBase.CIPHER_INTRINSIC,
98                AESIntrinsicsBase.AES_INTRINSIC}, errorMessage, outputAnalyzer);
99        verifyOptionValue(AESIntrinsicsBase.USE_AES_INTRINSICS, "false",
100                errorMessage, outputAnalyzer);
101        verifyOptionValue(AESIntrinsicsBase.USE_AES, "false", errorMessage,
102                outputAnalyzer);
103    }
104
105    public static void main(String args[]) throws Throwable {
106        new TestAESIntrinsicsOnUnsupportedConfig().runTestCases();
107    }
108}
109