Mercurial > hg > graal-compiler
comparison test/runtime/CDSCompressedKPtrs/XShareAuto.java @ 12056:740e263c80c6
8003424: Enable Class Data Sharing for CompressedOops
8016729: ObjectAlignmentInBytes=16 now forces the use of heap based compressed oops
8005933: The -Xshare:auto option is ignored for -server
Summary: Move klass metaspace above the heap and support CDS with compressed klass ptrs.
Reviewed-by: coleenp, kvn, mgerdin, tschatzl, stefank
author | hseigel |
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date | Thu, 15 Aug 2013 20:04:10 -0400 |
parents | |
children | 35b99e7e0af2 |
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12055:d96f52012aaa | 12056:740e263c80c6 |
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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 | |
26 * @bug 8005933 | |
27 * @summary Test that -Xshare:auto uses CDS when explicitly specified with -server. | |
28 * @library /testlibrary | |
29 * @run main XShareAuto | |
30 */ | |
31 | |
32 import com.oracle.java.testlibrary.*; | |
33 | |
34 public class XShareAuto { | |
35 public static void main(String[] args) throws Exception { | |
36 if (!Platform.is64bit()) { | |
37 System.out.println("ObjectAlignmentInBytes for CDS is only " + | |
38 "supported on 64bit platforms; this plaform is " + | |
39 System.getProperty("sun.arch.data.model")); | |
40 System.out.println("Skipping the test"); | |
41 return; | |
42 } | |
43 ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( | |
44 "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", | |
45 "-Xshare:dump"); | |
46 OutputAnalyzer output = new OutputAnalyzer(pb.start()); | |
47 output.shouldContain("Loading classes to share"); | |
48 output.shouldHaveExitValue(0); | |
49 | |
50 pb = ProcessTools.createJavaProcessBuilder( | |
51 "-server", "-XX:+UnlockDiagnosticVMOptions", | |
52 "-XX:SharedArchiveFile=./sample.jsa", "-version"); | |
53 output = new OutputAnalyzer(pb.start()); | |
54 output.shouldNotContain("sharing"); | |
55 output.shouldHaveExitValue(0); | |
56 | |
57 pb = ProcessTools.createJavaProcessBuilder( | |
58 "-server", "-Xshare:auto", "-XX:+UnlockDiagnosticVMOptions", | |
59 "-XX:SharedArchiveFile=./sample.jsa", "-version"); | |
60 output = new OutputAnalyzer(pb.start()); | |
61 try { | |
62 output.shouldContain("sharing"); | |
63 output.shouldHaveExitValue(0); | |
64 } catch (RuntimeException e) { | |
65 // If this failed then check that it would also be unable | |
66 // to share even if -Xshare:on is specified. If so, then | |
67 // return a success status. | |
68 pb = ProcessTools.createJavaProcessBuilder( | |
69 "-server", "-Xshare:on", "-XX:+UnlockDiagnosticVMOptions", | |
70 "-XX:SharedArchiveFile=./sample.jsa", "-version"); | |
71 output = new OutputAnalyzer(pb.start()); | |
72 output.shouldContain("Could not allocate metaspace at a compatible address"); | |
73 output.shouldHaveExitValue(1); | |
74 } | |
75 } | |
76 } |