Mercurial > hg > truffle
annotate test/sanity/WhiteBox.java @ 17780:606acabe7b5c
8031320: Use Intel RTM instructions for locks
Summary: Use RTM for inflated locks and stack locks.
Reviewed-by: iveresov, twisti, roland, dcubed
author | kvn |
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date | Thu, 20 Mar 2014 17:49:27 -0700 |
parents | dc7db03f5aa2 |
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rev | line source |
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dc7db03f5aa2
8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
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1 /* |
dc7db03f5aa2
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2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
dc7db03f5aa2
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
dc7db03f5aa2
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
dc7db03f5aa2
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6 * under the terms of the GNU General Public License version 2 only, as |
dc7db03f5aa2
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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 |
dc7db03f5aa2
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
dc7db03f5aa2
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12 * version 2 for more details (a copy is included in the LICENSE file that |
dc7db03f5aa2
8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
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13 * accompanied this code). |
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14 * |
dc7db03f5aa2
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15 * You should have received a copy of the GNU General Public License version |
dc7db03f5aa2
8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
dc7db03f5aa2
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
dc7db03f5aa2
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18 * |
dc7db03f5aa2
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
dc7db03f5aa2
8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
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20 * or visit www.oracle.com if you need additional information or have any |
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8012337: Change Whitebox implementation to make absence of method in Whitebox.class not fatal
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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 WhiteBox |
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26 * @bug 8011675 |
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27 * @summary verify that whitebox can be used even if not all functions are declared in java-part |
dc7db03f5aa2
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28 * @author igor.ignatyev@oracle.com |
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29 * @library /testlibrary |
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30 * @compile WhiteBox.java |
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31 * @run main ClassFileInstaller sun.hotspot.WhiteBox |
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32 * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI sun.hotspot.WhiteBox |
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33 * @clean sun.hotspot.WhiteBox |
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34 */ |
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35 |
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36 package sun.hotspot; |
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37 |
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38 public class WhiteBox { |
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39 private static native void registerNatives(); |
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40 static { registerNatives(); } |
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41 public native int notExistedMethod(); |
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42 public native int getHeapOopSize(); |
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43 public static void main(String[] args) { |
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44 WhiteBox wb = new WhiteBox(); |
dc7db03f5aa2
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45 if (wb.getHeapOopSize() < 0) { |
dc7db03f5aa2
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46 throw new Error("wb.getHeapOopSize() < 0"); |
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47 } |
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48 boolean catched = false; |
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49 try { |
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50 wb.notExistedMethod(); |
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51 } catch (UnsatisfiedLinkError e) { |
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52 catched = true; |
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53 } |
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54 if (!catched) { |
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55 throw new Error("wb.notExistedMethod() was invoked"); |
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56 } |
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57 } |
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58 } |