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/*
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* Copyright (c) 2015, 2016, 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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* @test
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* @run testng/othervm -Diters=20000 -XX:TieredStopAtLevel=1 VarHandleTestByteArrayAsDouble
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* @run testng/othervm -Diters=20000 VarHandleTestByteArrayAsDouble
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* @run testng/othervm -Diters=20000 -XX:-TieredCompilation VarHandleTestByteArrayAsDouble
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*/
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import org.testng.annotations.DataProvider;
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import org.testng.annotations.Test;
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import java.lang.invoke.MethodHandles;
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import java.lang.invoke.VarHandle;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.EnumSet;
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import java.util.List;
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import static org.testng.Assert.*;
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public class VarHandleTestByteArrayAsDouble extends VarHandleBaseByteArrayTest {
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static final int SIZE = Double.BYTES;
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static final double VALUE_1 = 0x0102030405060708L;
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static final double VALUE_2 = 0x1112131415161718L;
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static final double VALUE_3 = 0x2122232425262728L;
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@Override
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public void setupVarHandleSources() {
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// Combinations of VarHandle byte[] or ByteBuffer
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vhss = new ArrayList<>();
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for (MemoryMode endianess : Arrays.asList(MemoryMode.BIG_ENDIAN, MemoryMode.LITTLE_ENDIAN)) {
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VarHandleSource aeh = new VarHandleSource(
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MethodHandles.byteArrayViewVarHandle(double[].class,
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endianess == MemoryMode.BIG_ENDIAN),
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endianess, MemoryMode.READ_WRITE);
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vhss.add(aeh);
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VarHandleSource bbh = new VarHandleSource(
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MethodHandles.byteBufferViewVarHandle(double[].class,
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endianess == MemoryMode.BIG_ENDIAN),
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endianess, MemoryMode.READ_WRITE);
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vhss.add(bbh);
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}
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}
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@Test(dataProvider = "varHandlesProvider")
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public void testIsAccessModeSupported(VarHandleSource vhs) {
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VarHandle vh = vhs.s;
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.get));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.set));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getVolatile));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setVolatile));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getAcquire));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setRelease));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getOpaque));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.setOpaque));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndSet));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeVolatile));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeAcquire));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.compareAndExchangeRelease));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSet));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetAcquire));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetRelease));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.weakCompareAndSetRelease));
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assertTrue(vh.isAccessModeSupported(VarHandle.AccessMode.getAndSet));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.getAndAdd));
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assertFalse(vh.isAccessModeSupported(VarHandle.AccessMode.addAndGet));
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}
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@Test(dataProvider = "typesProvider")
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public void testTypes(VarHandle vh, List<java.lang.Class<?>> pts) {
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assertEquals(vh.varType(), double.class);
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assertEquals(vh.coordinateTypes(), pts);
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testTypes(vh);
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}
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@DataProvider
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public Object[][] accessTestCaseProvider() throws Exception {
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List<AccessTestCase<?>> cases = new ArrayList<>();
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for (ByteArrayViewSource<?> bav : bavss) {
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for (VarHandleSource vh : vhss) {
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if (vh.matches(bav)) {
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if (bav instanceof ByteArraySource) {
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ByteArraySource bas = (ByteArraySource) bav;
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cases.add(new VarHandleSourceAccessTestCase(
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"read write", bav, vh, h -> testArrayReadWrite(bas, h),
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true));
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cases.add(new VarHandleSourceAccessTestCase(
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"unsupported", bav, vh, h -> testArrayUnsupported(bas, h),
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false));
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cases.add(new VarHandleSourceAccessTestCase(
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"index out of bounds", bav, vh, h -> testArrayIndexOutOfBounds(bas, h),
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false));
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cases.add(new VarHandleSourceAccessTestCase(
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"misaligned access", bav, vh, h -> testArrayMisalignedAccess(bas, h),
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false));
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}
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else {
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ByteBufferSource bbs = (ByteBufferSource) bav;
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if (MemoryMode.READ_WRITE.isSet(bav.memoryModes)) {
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cases.add(new VarHandleSourceAccessTestCase(
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"read write", bav, vh, h -> testArrayReadWrite(bbs, h),
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true));
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}
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else {
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cases.add(new VarHandleSourceAccessTestCase(
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"read only", bav, vh, h -> testArrayReadOnly(bbs, h),
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true));
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}
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cases.add(new VarHandleSourceAccessTestCase(
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"unsupported", bav, vh, h -> testArrayUnsupported(bbs, h),
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false));
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cases.add(new VarHandleSourceAccessTestCase(
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"index out of bounds", bav, vh, h -> testArrayIndexOutOfBounds(bbs, h),
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false));
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cases.add(new VarHandleSourceAccessTestCase(
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"misaligned access", bav, vh, h -> testArrayMisalignedAccess(bbs, h),
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false));
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}
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}
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}
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}
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// Work around issue with jtreg summary reporting which truncates
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// the String result of Object.toString to 30 characters, hence
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// the first dummy argument
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return cases.stream().map(tc -> new Object[]{tc.toString(), tc}).toArray(Object[][]::new);
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}
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@Test(dataProvider = "accessTestCaseProvider")
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public <T> void testAccess(String desc, AccessTestCase<T> atc) throws Throwable {
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T t = atc.get();
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int iters = atc.requiresLoop() ? ITERS : 1;
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for (int c = 0; c < iters; c++) {
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atc.testAccess(t);
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}
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}
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static void testArrayUnsupported(ByteArraySource bs, VarHandleSource vhs) {
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VarHandle vh = vhs.s;
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byte[] array = bs.s;
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int ci = 1;
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checkUOE(() -> {
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double o = (double) vh.getAndAdd(array, ci, VALUE_1);
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});
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checkUOE(() -> {
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double o = (double) vh.addAndGet(array, ci, VALUE_1);
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});
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}
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static void testArrayUnsupported(ByteBufferSource bs, VarHandleSource vhs) {
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VarHandle vh = vhs.s;
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ByteBuffer array = bs.s;
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int ci = 0;
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boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes);
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if (readOnly) {
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checkROBE(() -> {
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vh.set(array, ci, VALUE_1);
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});
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}
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if (readOnly) {
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checkROBE(() -> {
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vh.setVolatile(array, ci, VALUE_1);
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});
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checkROBE(() -> {
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vh.setRelease(array, ci, VALUE_1);
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});
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checkROBE(() -> {
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vh.setOpaque(array, ci, VALUE_1);
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});
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checkROBE(() -> {
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boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkROBE(() -> {
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double r = (double) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1);
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});
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checkROBE(() -> {
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double r = (double) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1);
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});
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checkROBE(() -> {
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double r = (double) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1);
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});
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checkROBE(() -> {
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boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkROBE(() -> {
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boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2);
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});
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checkROBE(() -> {
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boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2);
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});
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checkROBE(() -> {
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double o = (double) vh.getAndSet(array, ci, VALUE_1);
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});
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checkUOE(() -> {
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boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkUOE(() -> {
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double o = (double) vh.getAndAdd(array, ci, VALUE_1);
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});
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checkUOE(() -> {
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double o = (double) vh.addAndGet(array, ci, VALUE_1);
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});
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}
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else {
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checkUOE(() -> {
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double o = (double) vh.getAndAdd(array, ci, VALUE_1);
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});
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checkUOE(() -> {
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double o = (double) vh.addAndGet(array, ci, VALUE_1);
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});
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}
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}
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static void testArrayIndexOutOfBounds(ByteArraySource bs, VarHandleSource vhs) throws Throwable {
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VarHandle vh = vhs.s;
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byte[] array = bs.s;
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int length = array.length - SIZE + 1;
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for (int i : new int[]{-1, Integer.MIN_VALUE, length, length + 1, Integer.MAX_VALUE}) {
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final int ci = i;
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checkIOOBE(() -> {
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double x = (double) vh.get(array, ci);
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});
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checkIOOBE(() -> {
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vh.set(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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double x = (double) vh.getVolatile(array, ci);
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});
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checkIOOBE(() -> {
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double x = (double) vh.getAcquire(array, ci);
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});
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checkIOOBE(() -> {
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double x = (double) vh.getOpaque(array, ci);
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});
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checkIOOBE(() -> {
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vh.setVolatile(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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vh.setRelease(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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vh.setOpaque(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkIOOBE(() -> {
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double r = (double) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1);
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});
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checkIOOBE(() -> {
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double r = (double) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1);
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});
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checkIOOBE(() -> {
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double r = (double) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1);
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});
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checkIOOBE(() -> {
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boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkIOOBE(() -> {
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boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2);
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});
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checkIOOBE(() -> {
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boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2);
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});
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checkIOOBE(() -> {
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double o = (double) vh.getAndSet(array, ci, VALUE_1);
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});
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}
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}
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static void testArrayIndexOutOfBounds(ByteBufferSource bs, VarHandleSource vhs) throws Throwable {
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VarHandle vh = vhs.s;
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ByteBuffer array = bs.s;
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boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes);
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int length = array.limit() - SIZE + 1;
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for (int i : new int[]{-1, Integer.MIN_VALUE, length, length + 1, Integer.MAX_VALUE}) {
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final int ci = i;
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checkIOOBE(() -> {
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double x = (double) vh.get(array, ci);
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});
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if (!readOnly) {
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checkIOOBE(() -> {
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vh.set(array, ci, VALUE_1);
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});
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}
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checkIOOBE(() -> {
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double x = (double) vh.getVolatile(array, ci);
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});
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checkIOOBE(() -> {
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double x = (double) vh.getAcquire(array, ci);
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});
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checkIOOBE(() -> {
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double x = (double) vh.getOpaque(array, ci);
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});
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if (!readOnly) {
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checkIOOBE(() -> {
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vh.setVolatile(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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vh.setRelease(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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vh.setOpaque(array, ci, VALUE_1);
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});
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checkIOOBE(() -> {
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boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
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});
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checkIOOBE(() -> {
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double r = (double) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1);
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});
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checkIOOBE(() -> {
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double r = (double) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1);
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});
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checkIOOBE(() -> {
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|
409 |
double r = (double) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1);
|
|
410 |
});
|
|
411 |
|
|
412 |
checkIOOBE(() -> {
|
|
413 |
boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2);
|
|
414 |
});
|
|
415 |
|
|
416 |
checkIOOBE(() -> {
|
|
417 |
boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2);
|
|
418 |
});
|
|
419 |
|
|
420 |
checkIOOBE(() -> {
|
|
421 |
boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2);
|
|
422 |
});
|
|
423 |
|
|
424 |
checkIOOBE(() -> {
|
|
425 |
double o = (double) vh.getAndSet(array, ci, VALUE_1);
|
|
426 |
});
|
|
427 |
|
|
428 |
}
|
|
429 |
}
|
|
430 |
}
|
|
431 |
|
|
432 |
static void testArrayMisalignedAccess(ByteArraySource bs, VarHandleSource vhs) throws Throwable {
|
|
433 |
VarHandle vh = vhs.s;
|
|
434 |
byte[] array = bs.s;
|
|
435 |
|
|
436 |
int misalignmentAtZero = ByteBuffer.wrap(array).alignmentOffset(0, SIZE);
|
|
437 |
|
|
438 |
int length = array.length - SIZE + 1;
|
|
439 |
for (int i = 0; i < length; i++) {
|
|
440 |
boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0;
|
|
441 |
final int ci = i;
|
|
442 |
|
|
443 |
if (!iAligned) {
|
|
444 |
checkISE(() -> {
|
|
445 |
double x = (double) vh.getVolatile(array, ci);
|
|
446 |
});
|
|
447 |
|
|
448 |
checkISE(() -> {
|
|
449 |
double x = (double) vh.getAcquire(array, ci);
|
|
450 |
});
|
|
451 |
|
|
452 |
checkISE(() -> {
|
|
453 |
double x = (double) vh.getOpaque(array, ci);
|
|
454 |
});
|
|
455 |
|
|
456 |
checkISE(() -> {
|
|
457 |
vh.setVolatile(array, ci, VALUE_1);
|
|
458 |
});
|
|
459 |
|
|
460 |
checkISE(() -> {
|
|
461 |
vh.setRelease(array, ci, VALUE_1);
|
|
462 |
});
|
|
463 |
|
|
464 |
checkISE(() -> {
|
|
465 |
vh.setOpaque(array, ci, VALUE_1);
|
|
466 |
});
|
|
467 |
|
|
468 |
checkISE(() -> {
|
|
469 |
boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
|
|
470 |
});
|
|
471 |
|
|
472 |
checkISE(() -> {
|
|
473 |
double r = (double) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1);
|
|
474 |
});
|
|
475 |
|
|
476 |
checkISE(() -> {
|
|
477 |
double r = (double) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1);
|
|
478 |
});
|
|
479 |
|
|
480 |
checkISE(() -> {
|
|
481 |
double r = (double) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1);
|
|
482 |
});
|
|
483 |
|
|
484 |
checkISE(() -> {
|
|
485 |
boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2);
|
|
486 |
});
|
|
487 |
|
|
488 |
checkISE(() -> {
|
|
489 |
boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2);
|
|
490 |
});
|
|
491 |
|
|
492 |
checkISE(() -> {
|
|
493 |
boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2);
|
|
494 |
});
|
|
495 |
|
|
496 |
checkISE(() -> {
|
|
497 |
double o = (double) vh.getAndSet(array, ci, VALUE_1);
|
|
498 |
});
|
|
499 |
|
|
500 |
|
|
501 |
}
|
|
502 |
}
|
|
503 |
}
|
|
504 |
|
|
505 |
static void testArrayMisalignedAccess(ByteBufferSource bs, VarHandleSource vhs) throws Throwable {
|
|
506 |
VarHandle vh = vhs.s;
|
|
507 |
ByteBuffer array = bs.s;
|
|
508 |
|
|
509 |
boolean readOnly = MemoryMode.READ_ONLY.isSet(bs.memoryModes);
|
|
510 |
int misalignmentAtZero = array.alignmentOffset(0, SIZE);
|
|
511 |
|
|
512 |
int length = array.limit() - SIZE + 1;
|
|
513 |
for (int i = 0; i < length; i++) {
|
|
514 |
boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0;
|
|
515 |
final int ci = i;
|
|
516 |
|
|
517 |
if (!iAligned) {
|
|
518 |
checkISE(() -> {
|
|
519 |
double x = (double) vh.getVolatile(array, ci);
|
|
520 |
});
|
|
521 |
|
|
522 |
checkISE(() -> {
|
|
523 |
double x = (double) vh.getAcquire(array, ci);
|
|
524 |
});
|
|
525 |
|
|
526 |
checkISE(() -> {
|
|
527 |
double x = (double) vh.getOpaque(array, ci);
|
|
528 |
});
|
|
529 |
|
|
530 |
if (!readOnly) {
|
|
531 |
checkISE(() -> {
|
|
532 |
vh.setVolatile(array, ci, VALUE_1);
|
|
533 |
});
|
|
534 |
|
|
535 |
checkISE(() -> {
|
|
536 |
vh.setRelease(array, ci, VALUE_1);
|
|
537 |
});
|
|
538 |
|
|
539 |
checkISE(() -> {
|
|
540 |
vh.setOpaque(array, ci, VALUE_1);
|
|
541 |
});
|
|
542 |
|
|
543 |
checkISE(() -> {
|
|
544 |
boolean r = vh.compareAndSet(array, ci, VALUE_1, VALUE_2);
|
|
545 |
});
|
|
546 |
|
|
547 |
checkISE(() -> {
|
|
548 |
double r = (double) vh.compareAndExchangeVolatile(array, ci, VALUE_2, VALUE_1);
|
|
549 |
});
|
|
550 |
|
|
551 |
checkISE(() -> {
|
|
552 |
double r = (double) vh.compareAndExchangeAcquire(array, ci, VALUE_2, VALUE_1);
|
|
553 |
});
|
|
554 |
|
|
555 |
checkISE(() -> {
|
|
556 |
double r = (double) vh.compareAndExchangeRelease(array, ci, VALUE_2, VALUE_1);
|
|
557 |
});
|
|
558 |
|
|
559 |
checkISE(() -> {
|
|
560 |
boolean r = vh.weakCompareAndSet(array, ci, VALUE_1, VALUE_2);
|
|
561 |
});
|
|
562 |
|
|
563 |
checkISE(() -> {
|
|
564 |
boolean r = vh.weakCompareAndSetAcquire(array, ci, VALUE_1, VALUE_2);
|
|
565 |
});
|
|
566 |
|
|
567 |
checkISE(() -> {
|
|
568 |
boolean r = vh.weakCompareAndSetRelease(array, ci, VALUE_1, VALUE_2);
|
|
569 |
});
|
|
570 |
|
|
571 |
checkISE(() -> {
|
|
572 |
double o = (double) vh.getAndSet(array, ci, VALUE_1);
|
|
573 |
});
|
|
574 |
|
|
575 |
}
|
|
576 |
}
|
|
577 |
}
|
|
578 |
}
|
|
579 |
|
|
580 |
static void testArrayReadWrite(ByteArraySource bs, VarHandleSource vhs) {
|
|
581 |
VarHandle vh = vhs.s;
|
|
582 |
byte[] array = bs.s;
|
|
583 |
|
|
584 |
int misalignmentAtZero = ByteBuffer.wrap(array).alignmentOffset(0, SIZE);
|
|
585 |
|
|
586 |
bs.fill((byte) 0xff);
|
|
587 |
int length = array.length - SIZE + 1;
|
|
588 |
for (int i = 0; i < length; i++) {
|
|
589 |
boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0;
|
|
590 |
|
|
591 |
// Plain
|
|
592 |
{
|
|
593 |
vh.set(array, i, VALUE_1);
|
|
594 |
double x = (double) vh.get(array, i);
|
|
595 |
assertEquals(x, VALUE_1, "get double value");
|
|
596 |
}
|
|
597 |
|
|
598 |
|
|
599 |
if (iAligned) {
|
|
600 |
// Volatile
|
|
601 |
{
|
|
602 |
vh.setVolatile(array, i, VALUE_2);
|
|
603 |
double x = (double) vh.getVolatile(array, i);
|
|
604 |
assertEquals(x, VALUE_2, "setVolatile double value");
|
|
605 |
}
|
|
606 |
|
|
607 |
// Lazy
|
|
608 |
{
|
|
609 |
vh.setRelease(array, i, VALUE_1);
|
|
610 |
double x = (double) vh.getAcquire(array, i);
|
|
611 |
assertEquals(x, VALUE_1, "setRelease double value");
|
|
612 |
}
|
|
613 |
|
|
614 |
// Opaque
|
|
615 |
{
|
|
616 |
vh.setOpaque(array, i, VALUE_2);
|
|
617 |
double x = (double) vh.getOpaque(array, i);
|
|
618 |
assertEquals(x, VALUE_2, "setOpaque double value");
|
|
619 |
}
|
|
620 |
|
|
621 |
vh.set(array, i, VALUE_1);
|
|
622 |
|
|
623 |
// Compare
|
|
624 |
{
|
|
625 |
boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_2);
|
|
626 |
assertEquals(r, true, "success compareAndSet double");
|
|
627 |
double x = (double) vh.get(array, i);
|
|
628 |
assertEquals(x, VALUE_2, "success compareAndSet double value");
|
|
629 |
}
|
|
630 |
|
|
631 |
{
|
|
632 |
boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_3);
|
|
633 |
assertEquals(r, false, "failing compareAndSet double");
|
|
634 |
double x = (double) vh.get(array, i);
|
|
635 |
assertEquals(x, VALUE_2, "failing compareAndSet double value");
|
|
636 |
}
|
|
637 |
|
|
638 |
{
|
|
639 |
double r = (double) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_1);
|
|
640 |
assertEquals(r, VALUE_2, "success compareAndExchangeVolatile double");
|
|
641 |
double x = (double) vh.get(array, i);
|
|
642 |
assertEquals(x, VALUE_1, "success compareAndExchangeVolatile double value");
|
|
643 |
}
|
|
644 |
|
|
645 |
{
|
|
646 |
double r = (double) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_3);
|
|
647 |
assertEquals(r, VALUE_1, "failing compareAndExchangeVolatile double");
|
|
648 |
double x = (double) vh.get(array, i);
|
|
649 |
assertEquals(x, VALUE_1, "failing compareAndExchangeVolatile double value");
|
|
650 |
}
|
|
651 |
|
|
652 |
{
|
|
653 |
double r = (double) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_2);
|
|
654 |
assertEquals(r, VALUE_1, "success compareAndExchangeAcquire double");
|
|
655 |
double x = (double) vh.get(array, i);
|
|
656 |
assertEquals(x, VALUE_2, "success compareAndExchangeAcquire double value");
|
|
657 |
}
|
|
658 |
|
|
659 |
{
|
|
660 |
double r = (double) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_3);
|
|
661 |
assertEquals(r, VALUE_2, "failing compareAndExchangeAcquire double");
|
|
662 |
double x = (double) vh.get(array, i);
|
|
663 |
assertEquals(x, VALUE_2, "failing compareAndExchangeAcquire double value");
|
|
664 |
}
|
|
665 |
|
|
666 |
{
|
|
667 |
double r = (double) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_1);
|
|
668 |
assertEquals(r, VALUE_2, "success compareAndExchangeRelease double");
|
|
669 |
double x = (double) vh.get(array, i);
|
|
670 |
assertEquals(x, VALUE_1, "success compareAndExchangeRelease double value");
|
|
671 |
}
|
|
672 |
|
|
673 |
{
|
|
674 |
double r = (double) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_3);
|
|
675 |
assertEquals(r, VALUE_1, "failing compareAndExchangeRelease double");
|
|
676 |
double x = (double) vh.get(array, i);
|
|
677 |
assertEquals(x, VALUE_1, "failing compareAndExchangeRelease double value");
|
|
678 |
}
|
|
679 |
|
|
680 |
{
|
|
681 |
boolean r = vh.weakCompareAndSet(array, i, VALUE_1, VALUE_2);
|
|
682 |
assertEquals(r, true, "weakCompareAndSet double");
|
|
683 |
double x = (double) vh.get(array, i);
|
|
684 |
assertEquals(x, VALUE_2, "weakCompareAndSet double value");
|
|
685 |
}
|
|
686 |
|
|
687 |
{
|
|
688 |
boolean r = vh.weakCompareAndSetAcquire(array, i, VALUE_2, VALUE_1);
|
|
689 |
assertEquals(r, true, "weakCompareAndSetAcquire double");
|
|
690 |
double x = (double) vh.get(array, i);
|
|
691 |
assertEquals(x, VALUE_1, "weakCompareAndSetAcquire double");
|
|
692 |
}
|
|
693 |
|
|
694 |
{
|
|
695 |
boolean r = vh.weakCompareAndSetRelease(array, i, VALUE_1, VALUE_2);
|
|
696 |
assertEquals(r, true, "weakCompareAndSetRelease double");
|
|
697 |
double x = (double) vh.get(array, i);
|
|
698 |
assertEquals(x, VALUE_2, "weakCompareAndSetRelease double");
|
|
699 |
}
|
|
700 |
|
|
701 |
// Compare set and get
|
|
702 |
{
|
|
703 |
double o = (double) vh.getAndSet(array, i, VALUE_1);
|
|
704 |
assertEquals(o, VALUE_2, "getAndSet double");
|
|
705 |
double x = (double) vh.get(array, i);
|
|
706 |
assertEquals(x, VALUE_1, "getAndSet double value");
|
|
707 |
}
|
|
708 |
|
|
709 |
}
|
|
710 |
}
|
|
711 |
}
|
|
712 |
|
|
713 |
|
|
714 |
static void testArrayReadWrite(ByteBufferSource bs, VarHandleSource vhs) {
|
|
715 |
VarHandle vh = vhs.s;
|
|
716 |
ByteBuffer array = bs.s;
|
|
717 |
|
|
718 |
int misalignmentAtZero = array.alignmentOffset(0, SIZE);
|
|
719 |
|
|
720 |
bs.fill((byte) 0xff);
|
|
721 |
int length = array.limit() - SIZE + 1;
|
|
722 |
for (int i = 0; i < length; i++) {
|
|
723 |
boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0;
|
|
724 |
|
|
725 |
// Plain
|
|
726 |
{
|
|
727 |
vh.set(array, i, VALUE_1);
|
|
728 |
double x = (double) vh.get(array, i);
|
|
729 |
assertEquals(x, VALUE_1, "get double value");
|
|
730 |
}
|
|
731 |
|
|
732 |
if (iAligned) {
|
|
733 |
// Volatile
|
|
734 |
{
|
|
735 |
vh.setVolatile(array, i, VALUE_2);
|
|
736 |
double x = (double) vh.getVolatile(array, i);
|
|
737 |
assertEquals(x, VALUE_2, "setVolatile double value");
|
|
738 |
}
|
|
739 |
|
|
740 |
// Lazy
|
|
741 |
{
|
|
742 |
vh.setRelease(array, i, VALUE_1);
|
|
743 |
double x = (double) vh.getAcquire(array, i);
|
|
744 |
assertEquals(x, VALUE_1, "setRelease double value");
|
|
745 |
}
|
|
746 |
|
|
747 |
// Opaque
|
|
748 |
{
|
|
749 |
vh.setOpaque(array, i, VALUE_2);
|
|
750 |
double x = (double) vh.getOpaque(array, i);
|
|
751 |
assertEquals(x, VALUE_2, "setOpaque double value");
|
|
752 |
}
|
|
753 |
|
|
754 |
vh.set(array, i, VALUE_1);
|
|
755 |
|
|
756 |
// Compare
|
|
757 |
{
|
|
758 |
boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_2);
|
|
759 |
assertEquals(r, true, "success compareAndSet double");
|
|
760 |
double x = (double) vh.get(array, i);
|
|
761 |
assertEquals(x, VALUE_2, "success compareAndSet double value");
|
|
762 |
}
|
|
763 |
|
|
764 |
{
|
|
765 |
boolean r = vh.compareAndSet(array, i, VALUE_1, VALUE_3);
|
|
766 |
assertEquals(r, false, "failing compareAndSet double");
|
|
767 |
double x = (double) vh.get(array, i);
|
|
768 |
assertEquals(x, VALUE_2, "failing compareAndSet double value");
|
|
769 |
}
|
|
770 |
|
|
771 |
{
|
|
772 |
double r = (double) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_1);
|
|
773 |
assertEquals(r, VALUE_2, "success compareAndExchangeVolatile double");
|
|
774 |
double x = (double) vh.get(array, i);
|
|
775 |
assertEquals(x, VALUE_1, "success compareAndExchangeVolatile double value");
|
|
776 |
}
|
|
777 |
|
|
778 |
{
|
|
779 |
double r = (double) vh.compareAndExchangeVolatile(array, i, VALUE_2, VALUE_3);
|
|
780 |
assertEquals(r, VALUE_1, "failing compareAndExchangeVolatile double");
|
|
781 |
double x = (double) vh.get(array, i);
|
|
782 |
assertEquals(x, VALUE_1, "failing compareAndExchangeVolatile double value");
|
|
783 |
}
|
|
784 |
|
|
785 |
{
|
|
786 |
double r = (double) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_2);
|
|
787 |
assertEquals(r, VALUE_1, "success compareAndExchangeAcquire double");
|
|
788 |
double x = (double) vh.get(array, i);
|
|
789 |
assertEquals(x, VALUE_2, "success compareAndExchangeAcquire double value");
|
|
790 |
}
|
|
791 |
|
|
792 |
{
|
|
793 |
double r = (double) vh.compareAndExchangeAcquire(array, i, VALUE_1, VALUE_3);
|
|
794 |
assertEquals(r, VALUE_2, "failing compareAndExchangeAcquire double");
|
|
795 |
double x = (double) vh.get(array, i);
|
|
796 |
assertEquals(x, VALUE_2, "failing compareAndExchangeAcquire double value");
|
|
797 |
}
|
|
798 |
|
|
799 |
{
|
|
800 |
double r = (double) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_1);
|
|
801 |
assertEquals(r, VALUE_2, "success compareAndExchangeRelease double");
|
|
802 |
double x = (double) vh.get(array, i);
|
|
803 |
assertEquals(x, VALUE_1, "success compareAndExchangeRelease double value");
|
|
804 |
}
|
|
805 |
|
|
806 |
{
|
|
807 |
double r = (double) vh.compareAndExchangeRelease(array, i, VALUE_2, VALUE_3);
|
|
808 |
assertEquals(r, VALUE_1, "failing compareAndExchangeRelease double");
|
|
809 |
double x = (double) vh.get(array, i);
|
|
810 |
assertEquals(x, VALUE_1, "failing compareAndExchangeRelease double value");
|
|
811 |
}
|
|
812 |
|
|
813 |
{
|
|
814 |
boolean r = vh.weakCompareAndSet(array, i, VALUE_1, VALUE_2);
|
|
815 |
assertEquals(r, true, "weakCompareAndSet double");
|
|
816 |
double x = (double) vh.get(array, i);
|
|
817 |
assertEquals(x, VALUE_2, "weakCompareAndSet double value");
|
|
818 |
}
|
|
819 |
|
|
820 |
{
|
|
821 |
boolean r = vh.weakCompareAndSetAcquire(array, i, VALUE_2, VALUE_1);
|
|
822 |
assertEquals(r, true, "weakCompareAndSetAcquire double");
|
|
823 |
double x = (double) vh.get(array, i);
|
|
824 |
assertEquals(x, VALUE_1, "weakCompareAndSetAcquire double");
|
|
825 |
}
|
|
826 |
|
|
827 |
{
|
|
828 |
boolean r = vh.weakCompareAndSetRelease(array, i, VALUE_1, VALUE_2);
|
|
829 |
assertEquals(r, true, "weakCompareAndSetRelease double");
|
|
830 |
double x = (double) vh.get(array, i);
|
|
831 |
assertEquals(x, VALUE_2, "weakCompareAndSetRelease double");
|
|
832 |
}
|
|
833 |
|
|
834 |
// Compare set and get
|
|
835 |
{
|
|
836 |
double o = (double) vh.getAndSet(array, i, VALUE_1);
|
|
837 |
assertEquals(o, VALUE_2, "getAndSet double");
|
|
838 |
double x = (double) vh.get(array, i);
|
|
839 |
assertEquals(x, VALUE_1, "getAndSet double value");
|
|
840 |
}
|
|
841 |
|
|
842 |
}
|
|
843 |
}
|
|
844 |
}
|
|
845 |
|
|
846 |
static void testArrayReadOnly(ByteBufferSource bs, VarHandleSource vhs) {
|
|
847 |
VarHandle vh = vhs.s;
|
|
848 |
ByteBuffer array = bs.s;
|
|
849 |
|
|
850 |
int misalignmentAtZero = array.alignmentOffset(0, SIZE);
|
|
851 |
|
|
852 |
ByteBuffer bb = ByteBuffer.allocate(SIZE);
|
|
853 |
bb.order(MemoryMode.BIG_ENDIAN.isSet(vhs.memoryModes) ? ByteOrder.BIG_ENDIAN : ByteOrder.LITTLE_ENDIAN);
|
|
854 |
bs.fill(bb.putDouble(0, VALUE_2).array());
|
|
855 |
|
|
856 |
int length = array.limit() - SIZE + 1;
|
|
857 |
for (int i = 0; i < length; i++) {
|
|
858 |
boolean iAligned = ((i + misalignmentAtZero) & (SIZE - 1)) == 0;
|
|
859 |
|
|
860 |
double v = MemoryMode.BIG_ENDIAN.isSet(vhs.memoryModes)
|
|
861 |
? rotateLeft(VALUE_2, (i % SIZE) << 3)
|
|
862 |
: rotateRight(VALUE_2, (i % SIZE) << 3);
|
|
863 |
// Plain
|
|
864 |
{
|
|
865 |
double x = (double) vh.get(array, i);
|
|
866 |
assertEquals(x, v, "get double value");
|
|
867 |
}
|
|
868 |
|
|
869 |
if (iAligned) {
|
|
870 |
// Volatile
|
|
871 |
{
|
|
872 |
double x = (double) vh.getVolatile(array, i);
|
|
873 |
assertEquals(x, v, "getVolatile double value");
|
|
874 |
}
|
|
875 |
|
|
876 |
// Lazy
|
|
877 |
{
|
|
878 |
double x = (double) vh.getAcquire(array, i);
|
|
879 |
assertEquals(x, v, "getRelease double value");
|
|
880 |
}
|
|
881 |
|
|
882 |
// Opaque
|
|
883 |
{
|
|
884 |
double x = (double) vh.getOpaque(array, i);
|
|
885 |
assertEquals(x, v, "getOpaque double value");
|
|
886 |
}
|
|
887 |
}
|
|
888 |
}
|
|
889 |
}
|
|
890 |
|
|
891 |
}
|
|
892 |
|