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/*
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* Copyright (c) 2013, 2019, 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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50858
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package org.graalvm.compiler.hotspot.test;
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import java.util.ArrayDeque;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.Collections;
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import java.util.HashMap;
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import java.util.List;
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import java.util.concurrent.atomic.AtomicReference;
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import org.junit.Assert;
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import org.junit.Test;
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import org.graalvm.compiler.core.test.GraalCompilerTest;
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import jdk.vm.ci.hotspot.HotSpotInstalledCode;
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import jdk.vm.ci.meta.ResolvedJavaMethod;
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/**
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* The following tests perform object/array equality and assignments in various ways. The selected
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* cases have been the problematic ones while implementing the Compressed Oops support.
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*/
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public class CompressedOopTest extends GraalCompilerTest {
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private HotSpotInstalledCode getInstalledCode(String name, Class<?>... parameterTypes) throws Exception {
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final ResolvedJavaMethod javaMethod = getResolvedJavaMethod(getClass(), name, parameterTypes);
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final HotSpotInstalledCode installedBenchmarkCode = (HotSpotInstalledCode) getCode(javaMethod);
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return installedBenchmarkCode;
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}
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@Test
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public void test() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("fieldTest", Object.class);
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Container c1 = new Container();
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Assert.assertEquals(c1.b, installedBenchmarkCode.executeVarargs(c1));
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}
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public static Object fieldTest(Object c1) {
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((Container) c1).a = ((Container) c1).b;
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return ((Container) c1).a;
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}
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@Test
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public void test1() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("arrayTest", Object.class, Object.class, Object.class);
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ArrayContainer ac = new ArrayContainer();
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Assert.assertEquals(ac.a[9], installedBenchmarkCode.executeVarargs(ac.a, 0, 9));
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Assert.assertEquals(ac.a[8], installedBenchmarkCode.executeVarargs(ac.a, 1, 8));
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Assert.assertEquals(ac.a[7], installedBenchmarkCode.executeVarargs(ac.a, 2, 7));
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Assert.assertEquals(ac.a[6], installedBenchmarkCode.executeVarargs(ac.a, 3, 6));
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Assert.assertEquals(ac.a[5], installedBenchmarkCode.executeVarargs(ac.a, 4, 5));
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Assert.assertEquals(ac.a[4], installedBenchmarkCode.executeVarargs(ac.a, 5, 4));
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Assert.assertEquals(ac.a[3], installedBenchmarkCode.executeVarargs(ac.a, 6, 3));
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Assert.assertEquals(ac.a[2], installedBenchmarkCode.executeVarargs(ac.a, 7, 2));
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Assert.assertEquals(ac.a[1], installedBenchmarkCode.executeVarargs(ac.a, 8, 1));
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Assert.assertEquals(ac.a[0], installedBenchmarkCode.executeVarargs(ac.a, 9, 0));
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}
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public static Object arrayTest(Object c1, Object c2, Object c3) {
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Object[] array = (Object[]) c1;
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int initialIndex = ((Integer) c2).intValue();
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int replacingIndex = ((Integer) c3).intValue();
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array[initialIndex] = array[replacingIndex];
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return array[initialIndex];
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}
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@Test
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public void test2() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("arrayCopyTest", Object.class, Object.class);
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ArrayContainer source = new ArrayContainer();
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ArrayContainer destination = new ArrayContainer();
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Assert.assertEquals(source.a.length, destination.a.length);
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Assert.assertFalse(Arrays.equals(source.a, destination.a));
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installedBenchmarkCode.executeVarargs(source.a, destination.a);
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Assert.assertArrayEquals(source.a, destination.a);
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}
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public static void arrayCopyTest(Object c1, Object c2) {
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Object[] source = (Object[]) c1;
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Object[] destination = (Object[]) c2;
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System.arraycopy(source, 0, destination, 0, source.length);
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}
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@Test
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public void test3() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("compareAndSwapTest", Object.class, Object.class, Object.class);
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Object initial = new Object();
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Object replacement = new Object();
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AtomicReference<Object> cas = new AtomicReference<>();
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Assert.assertEquals(cas.get(), null);
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installedBenchmarkCode.executeVarargs(cas, null, initial);
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Assert.assertEquals(cas.get(), initial);
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installedBenchmarkCode.executeVarargs(cas, initial, replacement);
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Assert.assertEquals(cas.get(), replacement);
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}
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@SuppressWarnings("unchecked")
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public static void compareAndSwapTest(Object c1, Object c2, Object c3) throws ClassCastException {
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AtomicReference<Object> cas = (AtomicReference<Object>) c1;
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cas.compareAndSet(c2, c3);
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}
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@Test
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public void test4() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("charArrayCopyTest", Object.class, Object.class, Object.class);
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StringContainer1 source1 = new StringContainer1();
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StringContainer2 source2 = new StringContainer2();
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char[] result = new char[source1.value.length + source2.value.length];
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installedBenchmarkCode.executeVarargs(source1.value, source2.value, result);
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Assert.assertArrayEquals(new char[]{'T', 'e', 's', 't', ' ', 'S', 't', 'r', 'i', 'n', 'g'}, result);
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}
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public static char[] charArrayCopyTest(Object c1, Object c2, Object c3) {
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char[] source1 = (char[]) c1;
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char[] source2 = (char[]) c2;
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char[] result = (char[]) c3;
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for (int i = 0; i < source1.length; i++) {
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result[i] = source1[i];
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}
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for (int i = 0; i < source2.length; i++) {
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result[source1.length + i] = source2[i];
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}
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return result;
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}
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@Test
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public void test5() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("charContainerArrayCopyTest", Object.class, Object.class, Object.class);
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StringContainer1 source1 = new StringContainer1();
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StringContainer2 source2 = new StringContainer2();
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char[] result = new char[source1.value.length + source2.value.length];
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installedBenchmarkCode.executeVarargs(source1, source2, result);
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Assert.assertArrayEquals(new char[]{'T', 'e', 's', 't', ' ', 'S', 't', 'r', 'i', 'n', 'g'}, result);
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}
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public static char[] charContainerArrayCopyTest(Object c1, Object c2, Object c3) {
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char[] source1 = ((StringContainer1) c1).value;
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char[] source2 = ((StringContainer2) c2).value;
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char[] result = (char[]) c3;
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for (int i = 0; i < source1.length; i++) {
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result[i] = source1[i];
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}
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for (int i = 0; i < source2.length; i++) {
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result[source1.length + i] = source2[i];
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}
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return result;
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}
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@Test
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public void test6() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringCopyTest", Object.class, Object.class);
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String a = new String("Test ");
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String b = new String("String");
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String c = (String) installedBenchmarkCode.executeVarargs(a, b);
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Assert.assertTrue(c.equals("Test String"));
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}
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public static String stringCopyTest(Object c1, Object c2) {
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String source = (String) c1;
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String destination = (String) c2;
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return source + destination;
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}
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@Test
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public void test7() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("queueTest", Object.class, Object.class);
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ArrayDeque<Object> q = new ArrayDeque<>();
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Object[] objects = new Object[512];
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for (int i = 0; i < objects.length; i++) {
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objects[i] = new Object();
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}
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int j = 0;
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while (j < objects.length) {
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if (!installedBenchmarkCode.isValid()) {
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// This can get invalidated due to lack of MDO update
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installedBenchmarkCode = getInstalledCode("queueTest", Object.class, Object.class);
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}
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installedBenchmarkCode.executeVarargs(q, objects[j]);
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j++;
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}
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System.gc();
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Assert.assertTrue(q.size() == objects.length);
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Assert.assertTrue(!q.isEmpty());
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j = 0;
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while (j < objects.length) {
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Assert.assertTrue(objects[j] == q.remove());
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j++;
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}
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Assert.assertTrue(q.size() == 0);
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Assert.assertTrue(q.isEmpty());
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}
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@SuppressWarnings("unchecked")
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public static void queueTest(Object c1, Object c2) {
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ArrayDeque<Object> queue = (ArrayDeque<Object>) c1;
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queue.add(c2);
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}
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@Test
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public void test8() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("unmodListTest", Object.class);
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List<Object> list = new ArrayList<>();
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for (int i = 0; i < 512; i++) {
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list.add(new Object());
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}
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Object[] array = (Object[]) installedBenchmarkCode.executeVarargs(list);
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Assert.assertTrue(list.size() == array.length);
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int i = 0;
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for (Object obj : list) {
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Assert.assertTrue(obj == array[i]);
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i++;
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}
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}
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@SuppressWarnings("unchecked")
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public static Object[] unmodListTest(Object c1) {
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List<Object> queue = (ArrayList<Object>) c1;
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Object[] result = Collections.unmodifiableCollection(queue).toArray(new Object[queue.size()]);
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return result;
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}
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@Test
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public void test9() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("unmodListTest", Object.class);
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List<Object> list = new ArrayList<>();
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Object[] array = (Object[]) installedBenchmarkCode.executeVarargs(list);
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Assert.assertTrue(list.size() == array.length);
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}
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public void test10() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("constantTest", Object.class);
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Container c = new Container();
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Assert.assertFalse((boolean) installedBenchmarkCode.executeVarargs(c));
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}
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public static Boolean constantTest(Object c1) {
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ConstantContainer container = (ConstantContainer) c1;
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return container.a.equals(container.b);
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}
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@Test
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public void test11() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringEqualsTest", Object.class, Object.class);
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String s1 = new String("Test");
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String s2 = new String("Test");
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boolean result = ((Boolean) (installedBenchmarkCode.executeVarargs(s1, s2))).booleanValue();
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Assert.assertTrue(result);
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}
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public static Boolean stringEqualsTest(Object c1, Object c2) {
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return ((String) c1).equals(c2);
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}
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@Test
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public void test12() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringConstantEqualsTest", Object.class);
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String s1 = new String("Test");
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boolean result = ((Boolean) (installedBenchmarkCode.executeVarargs(s1))).booleanValue();
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Assert.assertTrue(result);
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}
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public static Boolean stringConstantEqualsTest(Object c1) {
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return "Test".equals(c1);
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}
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@SuppressWarnings("unchecked")
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public static Object[] unmodListTestByte(Object c1) {
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List<Byte> queue = (ArrayList<Byte>) c1;
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Byte[] result = Collections.unmodifiableCollection(queue).toArray(new Byte[queue.size()]);
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return result;
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}
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@Test
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public void test13() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("unmodListTestByte", Object.class);
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List<Byte> list = new ArrayList<>();
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Byte[] array = (Byte[]) installedBenchmarkCode.executeVarargs(list);
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Assert.assertTrue(list.size() == array.length);
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}
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@Test
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public void test14() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringBuilderTest", Object.class, Object.class);
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StringBuilder buffer = new StringBuilder("TestTestTestTestTestTestTest");
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Assert.assertTrue(buffer.length() == 28);
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String a = new String("TestTestTestTestTestTestTest");
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installedBenchmarkCode.executeVarargs(buffer, a.toCharArray());
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Assert.assertEquals(56, buffer.length());
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Assert.assertEquals("TestTestTestTestTestTestTestTestTestTestTestTestTestTest", buffer.toString());
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}
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public static void stringBuilderTest(Object c1, Object c2) {
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StringBuilder source = (StringBuilder) c1;
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char[] add = (char[]) c2;
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for (int i = 0; i < add.length; i++) {
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source.append(add[i]);
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}
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}
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@Test
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public void test15() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringBuilderTestIn");
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installedBenchmarkCode.executeVarargs();
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}
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public static void stringBuilderTestIn() {
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StringBuilder buffer = new StringBuilder("TestTestTestTestTestTestTest");
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Assert.assertTrue(buffer.length() == 28);
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String a = new String("TestTestTestTestTestTestTest");
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char[] add = a.toCharArray();
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for (int i = 0; i < add.length; i++) {
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buffer.append(add[i]);
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}
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Assert.assertEquals(56, buffer.length());
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Assert.assertEquals("TestTestTestTestTestTestTestTestTestTestTestTestTestTest", buffer.toString());
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}
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@Test
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public void test16() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringBuilderArrayCopy");
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installedBenchmarkCode.executeVarargs();
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}
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public static void stringBuilderArrayCopy() {
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StringBuilder buffer = new StringBuilder("TestTestTestTestTestTestTest");
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Assert.assertTrue(buffer.length() == 28);
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String a = new String("TestTestTestTestTestTestTest");
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char[] dst = new char[buffer.length() * 2];
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System.arraycopy(buffer.toString().toCharArray(), 0, dst, 0, buffer.length());
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System.arraycopy(a.toCharArray(), 0, dst, buffer.length(), buffer.length());
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Assert.assertEquals(56, dst.length);
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Assert.assertEquals("TestTestTestTestTestTestTestTestTestTestTestTestTestTest", new String(dst));
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}
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@Test
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public void test17() throws Exception {
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HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringFormat");
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installedBenchmarkCode.executeVarargs();
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}
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public static void stringFormat() {
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String.format("Hello %d", 0);
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String.format("Hello %d", -11);
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String.format("Hello %d", -2147483648);
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}
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@Test
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public void test18() throws Exception {
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377 |
HotSpotInstalledCode installedBenchmarkCode = getInstalledCode("stringBuilder");
|
|
378 |
StringBuilder b = (StringBuilder) installedBenchmarkCode.executeVarargs();
|
|
379 |
Assert.assertTrue(b.capacity() == 16);
|
|
380 |
Assert.assertTrue(b.length() == 0);
|
|
381 |
}
|
|
382 |
|
|
383 |
public static Object stringBuilder() {
|
|
384 |
return new StringBuilder();
|
|
385 |
}
|
|
386 |
|
|
387 |
static class Container {
|
|
388 |
|
|
389 |
public Object a = new Object();
|
|
390 |
public Object b = new Object();
|
|
391 |
}
|
|
392 |
|
|
393 |
static class ArrayContainer {
|
|
394 |
|
|
395 |
public Object[] a = new Object[10];
|
|
396 |
|
|
397 |
ArrayContainer() {
|
|
398 |
for (int i = 0; i < 10; i++) {
|
|
399 |
a[i] = new Object();
|
|
400 |
}
|
|
401 |
}
|
|
402 |
}
|
|
403 |
|
|
404 |
static class HashMapContainer {
|
|
405 |
|
|
406 |
public HashMap<Object, Object> a = new HashMap<>();
|
|
407 |
|
|
408 |
HashMapContainer() {
|
|
409 |
for (int i = 0; i < 10; i++) {
|
|
410 |
a.put(new Object(), new Object());
|
|
411 |
}
|
|
412 |
}
|
|
413 |
}
|
|
414 |
|
|
415 |
static class StringContainer1 {
|
|
416 |
|
|
417 |
public char[] value = new char[5];
|
|
418 |
|
|
419 |
StringContainer1() {
|
|
420 |
value[0] = 'T';
|
|
421 |
value[1] = 'e';
|
|
422 |
value[2] = 's';
|
|
423 |
value[3] = 't';
|
|
424 |
value[4] = ' ';
|
|
425 |
|
|
426 |
}
|
|
427 |
}
|
|
428 |
|
|
429 |
static class StringContainer2 {
|
|
430 |
|
|
431 |
public char[] value = new char[6];
|
|
432 |
|
|
433 |
StringContainer2() {
|
|
434 |
value[0] = 'S';
|
|
435 |
value[1] = 't';
|
|
436 |
value[2] = 'r';
|
|
437 |
value[3] = 'i';
|
|
438 |
value[4] = 'n';
|
|
439 |
value[5] = 'g';
|
|
440 |
}
|
|
441 |
}
|
|
442 |
|
|
443 |
static class ConstantContainer {
|
|
444 |
|
|
445 |
public final Object a = new Object();
|
|
446 |
public final Object b = new Object();
|
|
447 |
|
|
448 |
ConstantContainer() {
|
|
449 |
|
|
450 |
}
|
|
451 |
}
|
|
452 |
}
|