29bd73638a
Reviewed-by: kvn, mli
86 lines
2.8 KiB
Java
86 lines
2.8 KiB
Java
/*
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* Copyright (c) 2021, Red Hat, Inc. 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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package compiler.arraycopy.stress;
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import java.util.Arrays;
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import java.util.Random;
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import jdk.test.lib.Utils;
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public class StressObjectArrayCopy extends AbstractStressArrayCopy {
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private static final Object[] orig = new Object[MAX_SIZE];
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private static final Object[] test = new Object[MAX_SIZE];
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protected void testWith(int size, int l, int r, int len) {
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// Seed the test from the original
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System.arraycopy(orig, 0, test, 0, size);
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// Check the seed is correct
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{
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int m = Arrays.mismatch(test, 0, size,
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orig, 0, size);
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if (m != -1) {
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throwSeedError(size, m);
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}
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}
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// Perform the tested copy
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System.arraycopy(test, l, test, r, len);
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// Check the copy has proper contents
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{
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int m = Arrays.mismatch(test, r, r+len,
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orig, l, l+len);
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if (m != -1) {
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throwContentsError(l, r, len, r+m);
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}
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}
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// Check anything else was not affected: head and tail
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{
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int m = Arrays.mismatch(test, 0, r,
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orig, 0, r);
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if (m != -1) {
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throwHeadError(l, r, len, m);
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}
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}
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{
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int m = Arrays.mismatch(test, r + len, size,
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orig, r + len, size);
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if (m != -1) {
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throwTailError(l, r, len, m);
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}
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}
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}
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public static void main(String... args) {
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Random rand = Utils.getRandomInstance();
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for (int c = 0; c < orig.length; c++) {
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orig[c] = new Object();
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}
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new StressObjectArrayCopy().run(rand);
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}
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}
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