author | zmajo |
Tue, 18 Nov 2014 19:44:45 +0100 | |
changeset 27699 | 9913b19c0948 |
parent 17035 | hotspot/test/compiler/8011901/Test8011901.java@6bc3ba037e8a |
child 29678 | dd2f3932c21e |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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|
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/* |
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* @test |
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* @bug 8011901 |
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* @summary instruct xaddL_no_res shouldn't allow 64 bit constants. |
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* @run main/othervm -XX:-BackgroundCompilation Test8011901 |
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* |
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*/ |
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import java.lang.reflect.*; |
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import sun.misc.*; |
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public class Test8011901 { |
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|
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private long ctl; |
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private static final sun.misc.Unsafe U; |
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private static final long CTL; |
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static { |
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try { |
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Field unsafe = sun.misc.Unsafe.class.getDeclaredField("theUnsafe"); |
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unsafe.setAccessible(true); |
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U = (sun.misc.Unsafe) unsafe.get(null); |
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CTL = U.objectFieldOffset(Test8011901.class.getDeclaredField("ctl")); |
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} catch (Exception e) { |
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throw new Error(e); |
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} |
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} |
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public static void main(String[] args) { |
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for(int c = 0; c < 20000; c++) { |
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new Test8011901().makeTest(); |
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} |
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System.out.println("Test Passed"); |
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} |
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public static final long EXPECTED = 1L << 42; |
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public void makeTest() { |
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U.getAndAddLong(this, CTL, EXPECTED); |
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if (ctl != EXPECTED) { |
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throw new RuntimeException("Test failed. Expected: " + EXPECTED + ", but got = " + ctl); |
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} |
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} |
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} |