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annotate test/runtime/CompressedOops/CompressedKlassPointerAndOops.java @ 12226:7944aba7ba41

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8015107: NPG: Use consistent naming for metaspace concepts Reviewed-by: coleenp, mgerdin, hseigel
author ehelin
date Mon, 12 Aug 2013 17:37:02 +0200
parents 81e0f17ade64
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23
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24 /*
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25 * @test
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26 * @bug 8000968
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27 * @key regression
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28 * @summary NPG: UseCompressedClassPointers asserts with ObjectAlignmentInBytes=32
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29 * @library /testlibrary
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30 */
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31
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32 import com.oracle.java.testlibrary.*;
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33
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34 public class CompressedKlassPointerAndOops {
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35
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36 public static void main(String[] args) throws Exception {
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37
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38 if (!Platform.is64bit()) {
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39 // Can't test this on 32 bit, just pass
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40 System.out.println("Skipping test on 32bit");
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41 return;
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42 }
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43
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44 runWithAlignment(16);
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45 runWithAlignment(32);
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46 runWithAlignment(64);
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47 runWithAlignment(128);
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48 }
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49
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50 private static void runWithAlignment(int alignment) throws Exception {
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51 ProcessBuilder pb;
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52 OutputAnalyzer output;
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53
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54 pb = ProcessTools.createJavaProcessBuilder(
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55 "-XX:+UseCompressedClassPointers",
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56 "-XX:+UseCompressedOops",
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57 "-XX:ObjectAlignmentInBytes=" + alignment,
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58 "-version");
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59
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60 output = new OutputAnalyzer(pb.start());
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61 output.shouldHaveExitValue(0);
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62 }
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63 }