Mercurial > hg > graal-compiler
annotate test/runtime/SharedArchiveFile/CdsSameObjectAlignment.java @ 15170:ac66c9c60d02
Merge.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 16 Apr 2014 19:07:21 +0200 |
parents | 35b99e7e0af2 |
children |
rev | line source |
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10971 | 1 /* |
2 * Copyright (c) 2013, 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 CdsSameObjectAlignment | |
26 * @summary Testing CDS (class data sharing) using varying object alignment. | |
27 * Using same object alignment for each dump/load pair | |
28 * @library /testlibrary | |
29 */ | |
30 | |
31 import com.oracle.java.testlibrary.*; | |
32 | |
33 public class CdsSameObjectAlignment { | |
34 public static void main(String[] args) throws Exception { | |
35 String nativeWordSize = System.getProperty("sun.arch.data.model"); | |
36 if (!Platform.is64bit()) { | |
37 System.out.println("ObjectAlignmentInBytes for CDS is only " + | |
38 "supported on 64bit platforms; this plaform is " + | |
39 nativeWordSize); | |
40 System.out.println("Skipping the test"); | |
41 } else { | |
42 dumpAndLoadSharedArchive(8); | |
43 dumpAndLoadSharedArchive(16); | |
44 dumpAndLoadSharedArchive(32); | |
45 dumpAndLoadSharedArchive(64); | |
46 } | |
47 } | |
48 | |
49 private static void | |
50 dumpAndLoadSharedArchive(int objectAlignmentInBytes) throws Exception { | |
51 String objectAlignmentArg = "-XX:ObjectAlignmentInBytes=" | |
52 + objectAlignmentInBytes; | |
53 System.out.println("dumpAndLoadSharedArchive(): objectAlignmentInBytes = " | |
54 + objectAlignmentInBytes); | |
55 | |
56 // create shared archive | |
57 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( | |
58 "-XX:+UnlockDiagnosticVMOptions", | |
59 "-XX:SharedArchiveFile=./sample.jsa", | |
60 "-Xshare:dump", | |
61 objectAlignmentArg); | |
62 | |
63 OutputAnalyzer output = new OutputAnalyzer(pb.start()); | |
64 output.shouldContain("Loading classes to share"); | |
65 output.shouldHaveExitValue(0); | |
66 | |
67 | |
68 // run using the shared archive | |
69 pb = ProcessTools.createJavaProcessBuilder( | |
70 "-XX:+UnlockDiagnosticVMOptions", | |
71 "-XX:SharedArchiveFile=./sample.jsa", | |
72 "-Xshare:on", | |
73 objectAlignmentArg, | |
74 "-version"); | |
75 | |
76 output = new OutputAnalyzer(pb.start()); | |
77 | |
78 try { | |
79 output.shouldContain("sharing"); | |
80 output.shouldHaveExitValue(0); | |
81 } catch (RuntimeException e) { | |
82 // CDS uses absolute addresses for performance. | |
83 // It will try to reserve memory at a specific address; | |
84 // there is a chance such reservation will fail | |
85 // If it does, it is NOT considered a failure of the feature, | |
86 // rather a possible expected outcome, though not likely | |
12157
35b99e7e0af2
8023381: VM fails to initialize in runtime/CDSCompressedKPtrs/XShareAuto.java runtime/SharedArchiveFile/CdsSameObjectAlignment.java
hseigel
parents:
12056
diff
changeset
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87 output.shouldContain("Unable to use shared archive"); |
10971 | 88 output.shouldHaveExitValue(1); |
89 } | |
90 } | |
91 } |