author | fzhinkin |
Fri, 12 Dec 2014 21:37:37 +0300 | |
changeset 28181 | ce5d307551ea |
parent 27699 | 9913b19c0948 |
child 30604 | b8d532cb6420 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2014, 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. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle in the LICENSE file that accompanied this code. |
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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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* @library /testlibrary |
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* @run main/othervm -Xbatch -XX:+IgnoreUnrecognizedVMOptions -XX:+EliminateAutoBox |
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* -XX:CompileOnly=::valueOf,::byteValue,::shortValue,::testUnsignedByte,::testUnsignedShort |
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* UnsignedLoads |
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*/ |
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import static com.oracle.java.testlibrary.Asserts.assertEQ; |
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public class UnsignedLoads { |
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public static int testUnsignedByte() { |
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byte[] bytes = new byte[] {-1}; |
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int res = 0; |
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for (int i = 0; i < 100000; i++) { |
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for (Byte b : bytes) { |
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res = b & 0xff; |
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} |
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} |
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return res; |
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} |
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public static int testUnsignedShort() { |
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int res = 0; |
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short[] shorts = new short[] {-1}; |
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for (int i = 0; i < 100000; i++) { |
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for (Short s : shorts) { |
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res = s & 0xffff; |
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} |
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} |
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return res; |
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} |
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public static void main(String[] args) { |
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assertEQ(testUnsignedByte(), 255); |
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assertEQ(testUnsignedShort(), 65535); |
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System.out.println("TEST PASSED"); |
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} |
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} |