Mercurial > hg > truffle
comparison test/gc/survivorAlignment/TestPromotionToSurvivor.java @ 20804:7848fc12602b
Merge with jdk8u40-b25
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Tue, 07 Apr 2015 14:58:49 +0200 |
parents | 75d8afb5d37a |
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20184:84105dcdb05b | 20804:7848fc12602b |
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1 /* | |
2 * Copyright (c) 2014, 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 8031323 | |
27 * @summary Verify that objects promoted from eden space to survivor space after | |
28 * minor GC are aligned to SurvivorAlignmentInBytes. | |
29 * @library /testlibrary /testlibrary/whitebox | |
30 * @build TestPromotionToSurvivor | |
31 * SurvivorAlignmentTestMain AlignmentHelper | |
32 * @run main ClassFileInstaller sun.hotspot.WhiteBox | |
33 * sun.hotspot.WhiteBox$WhiteBoxPermission | |
34 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
35 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
36 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
37 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m | |
38 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent | |
39 * TestPromotionToSurvivor 10m 9 SURVIVOR | |
40 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
41 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
42 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
43 * -XX:SurvivorAlignmentInBytes=32 -XX:OldSize=128m | |
44 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent | |
45 * TestPromotionToSurvivor 20m 47 SURVIVOR | |
46 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
47 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
48 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
49 * -XX:SurvivorAlignmentInBytes=64 -XX:OldSize=128m | |
50 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent | |
51 * TestPromotionToSurvivor 8m 9 SURVIVOR | |
52 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
53 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
54 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
55 * -XX:SurvivorAlignmentInBytes=64 -XX:OldSize=128m | |
56 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent | |
57 * TestPromotionToSurvivor 20m 87 SURVIVOR | |
58 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
59 * -XX:+WhiteBoxAPI -XX:NewSize=256m -XX:MaxNewSize=256m | |
60 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
61 * -XX:SurvivorAlignmentInBytes=128 -XX:OldSize=128m | |
62 * -XX:MaxHeapSize=384m -XX:-ExplicitGCInvokesConcurrent | |
63 * TestPromotionToSurvivor 10m 9 SURVIVOR | |
64 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions | |
65 * -XX:+WhiteBoxAPI -XX:NewSize=128m -XX:MaxNewSize=128m | |
66 * -XX:SurvivorRatio=1 -XX:+UnlockExperimentalVMOptions | |
67 * -XX:SurvivorAlignmentInBytes=128 -XX:OldSize=128m | |
68 * -XX:MaxHeapSize=256m -XX:-ExplicitGCInvokesConcurrent | |
69 * TestPromotionToSurvivor 20m 147 SURVIVOR | |
70 */ | |
71 public class TestPromotionToSurvivor { | |
72 public static void main(String args[]) { | |
73 SurvivorAlignmentTestMain test | |
74 = SurvivorAlignmentTestMain.fromArgs(args); | |
75 System.out.println(test); | |
76 | |
77 long expectedUsage = test.getExpectedMemoryUsage(); | |
78 test.baselineMemoryAllocation(); | |
79 SurvivorAlignmentTestMain.WHITE_BOX.fullGC(); | |
80 | |
81 test.allocate(); | |
82 SurvivorAlignmentTestMain.WHITE_BOX.youngGC(); | |
83 | |
84 test.verifyMemoryUsage(expectedUsage); | |
85 } | |
86 } |