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20249
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1 /*
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2 * Copyright (c) 2014, 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 UintxTest
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26 * @bug 8028756
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27 * @library /testlibrary /testlibrary/whitebox
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28 * @build UintxTest
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29 * @run main ClassFileInstaller sun.hotspot.WhiteBox
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30 * @run main/othervm/timeout=600 -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI UintxTest
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31 * @summary testing of WB::set/getUintxVMFlag()
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32 * @author igor.ignatyev@oracle.com
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33 */
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34 import com.oracle.java.testlibrary.Platform;
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35
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36 public class UintxTest {
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37 private static final String FLAG_NAME = "TypeProfileLevel";
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38 private static final Long[] TESTS = {0L, 100L, (long) Integer.MAX_VALUE,
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39 (1L << 32L) - 1L, 1L << 32L};
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40 private static final Long[] EXPECTED_64 = TESTS;
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41 private static final Long[] EXPECTED_32 = {0L, 100L,
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42 (long) Integer.MAX_VALUE, (1L << 32L) - 1L, 0L};
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43
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44 public static void main(String[] args) throws Exception {
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45 VmFlagTest.runTest(FLAG_NAME, TESTS,
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46 Platform.is64bit() ? EXPECTED_64 : EXPECTED_32,
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47 VmFlagTest.WHITE_BOX::setUintxVMFlag,
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48 VmFlagTest.WHITE_BOX::getUintxVMFlag);
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49 }
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50 }
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51
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