8152341: JVMCI test task: Unit tests for MemoryAccessProvider
Reviewed-by: twisti
This commit is contained in:
Dmitrij Pochepko
parent
173e8139c0
commit
9a48b975a1
hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test
129
hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MemoryAccessProviderData.java
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129
hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MemoryAccessProviderData.java
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/*
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* Copyright (c) 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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package jdk.vm.ci.hotspot.test;
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import java.lang.reflect.Field;
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import jdk.vm.ci.meta.JavaConstant;
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import jdk.vm.ci.meta.JavaKind;
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import jdk.vm.ci.runtime.JVMCI;
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import org.testng.annotations.DataProvider;
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import jdk.vm.ci.hotspot.HotSpotConstantReflectionProvider;
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import jdk.vm.ci.hotspot.HotSpotJVMCIRuntimeProvider;
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import jdk.vm.ci.hotspot.HotSpotResolvedObjectType;
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import jdk.vm.ci.meta.Constant;
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import jdk.internal.misc.Unsafe;
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public class MemoryAccessProviderData {
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private static final Unsafe UNSAFE = getUnsafe();
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private static final HotSpotConstantReflectionProvider CONSTANT_REFLECTION = (HotSpotConstantReflectionProvider) JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection();
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private static final TestClass TEST_OBJECT = new TestClass();
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private static final JavaConstant TEST_CONSTANT = CONSTANT_REFLECTION.forObject(TEST_OBJECT);
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private static final JavaConstant TEST_CLASS_CONSTANT = CONSTANT_REFLECTION.forObject(TestClass.class);
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private static Unsafe getUnsafe() {
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try {
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Field f = Unsafe.class.getDeclaredField("theUnsafe");
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f.setAccessible(true);
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return (Unsafe) f.get(null);
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} catch (NoSuchFieldException | IllegalAccessException e) {
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throw new RuntimeException("Unable to get Unsafe instance.", e);
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}
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}
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@DataProvider(name = "positiveObject")
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public static Object[][] getPositiveObjectJavaKind() {
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HotSpotJVMCIRuntimeProvider runtime = (HotSpotJVMCIRuntimeProvider) JVMCI.getRuntime();
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int offset = runtime.getConfig().classMirrorOffset;
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Constant wrappedKlassPointer = ((HotSpotResolvedObjectType) runtime.fromClass(TestClass.class)).klass();
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return new Object[][]{new Object[]{JavaKind.Object, wrappedKlassPointer, (long) offset, TEST_CLASS_CONSTANT, 0}};
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}
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@DataProvider(name = "positivePrimitive")
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public static Object[][] getPositivePrimitiveJavaKinds() {
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Field booleanField;
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Field byteField;
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Field shortField;
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Field intField;
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Field longField;
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Field floatField;
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Field doubleField;
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Field charField;
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try {
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booleanField = MemoryAccessProviderData.TestClass.class.getDeclaredField("booleanField");
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byteField = MemoryAccessProviderData.TestClass.class.getDeclaredField("byteField");
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shortField = MemoryAccessProviderData.TestClass.class.getDeclaredField("shortField");
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intField = MemoryAccessProviderData.TestClass.class.getDeclaredField("intField");
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longField = MemoryAccessProviderData.TestClass.class.getDeclaredField("longField");
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floatField = MemoryAccessProviderData.TestClass.class.getDeclaredField("floatField");
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doubleField = MemoryAccessProviderData.TestClass.class.getDeclaredField("doubleField");
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charField = MemoryAccessProviderData.TestClass.class.getDeclaredField("charField");
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} catch (NoSuchFieldException e) {
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throw new Error("TESTBUG: can't find test field " + e, e);
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}
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long booleanFieldOffset = UNSAFE.objectFieldOffset(booleanField);
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long byteFieldOffset = UNSAFE.objectFieldOffset(byteField);
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long shortFieldOffset = UNSAFE.objectFieldOffset(shortField);
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long intFieldOffset = UNSAFE.objectFieldOffset(intField);
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long longFieldOffset = UNSAFE.objectFieldOffset(longField);
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long floatFieldOffset = UNSAFE.objectFieldOffset(floatField);
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long doubleFieldOffset = UNSAFE.objectFieldOffset(doubleField);
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long charFieldOffset = UNSAFE.objectFieldOffset(charField);
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return new Object[][]{
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new Object[]{JavaKind.Boolean, TEST_CONSTANT, booleanFieldOffset,
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JavaConstant.forBoolean(TEST_OBJECT.booleanField), 8},
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new Object[]{JavaKind.Byte, TEST_CONSTANT, byteFieldOffset,
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JavaConstant.forByte(TEST_OBJECT.byteField), 8},
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new Object[]{JavaKind.Short, TEST_CONSTANT, shortFieldOffset,
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JavaConstant.forShort(TEST_OBJECT.shortField), 16},
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new Object[]{JavaKind.Int, TEST_CONSTANT, intFieldOffset,
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JavaConstant.forInt(TEST_OBJECT.intField), 32},
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new Object[]{JavaKind.Long, TEST_CONSTANT, longFieldOffset,
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JavaConstant.forLong(TEST_OBJECT.longField), 64},
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new Object[]{JavaKind.Float, TEST_CONSTANT, floatFieldOffset,
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JavaConstant.forFloat(TEST_OBJECT.floatField), 32},
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new Object[]{JavaKind.Double, TEST_CONSTANT, doubleFieldOffset,
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JavaConstant.forDouble(TEST_OBJECT.doubleField), 64},
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new Object[]{JavaKind.Char, TEST_CONSTANT, charFieldOffset,
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JavaConstant.forChar(TEST_OBJECT.charField), 16}};
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}
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@DataProvider(name = "negative")
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public static Object[][] getNegativeJavaKinds() {
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return new Object[][]{
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new Object[]{JavaKind.Void, JavaConstant.NULL_POINTER},
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new Object[]{JavaKind.Illegal, JavaConstant.INT_1}};
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}
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private static class TestClass {
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public final boolean booleanField = true;
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public final byte byteField = 2;
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public final short shortField = 3;
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public final int intField = 4;
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public final long longField = 5L;
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public final double doubleField = 6.0d;
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public final float floatField = 7.0f;
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public final char charField = 'a';
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public final String stringField = "abc";
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}
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}
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115
hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MemoryAccessProviderTest.java
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115
hotspot/test/compiler/jvmci/jdk.vm.ci.hotspot.test/src/jdk/vm/ci/hotspot/test/MemoryAccessProviderTest.java
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@ -0,0 +1,115 @@
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/*
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* Copyright (c) 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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* @bug 8152341
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* @requires (os.simpleArch == "x64" | os.simpleArch == "sparcv9" | os.simpleArch == "aarch64")
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* @library /testlibrary /test/lib /compiler/jvmci/jdk.vm.ci.hotspot.test/src
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* @modules jdk.vm.ci/jdk.vm.ci.meta
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* jdk.vm.ci/jdk.vm.ci.common
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* jdk.vm.ci/jdk.vm.ci.runtime
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* jdk.vm.ci/jdk.vm.ci.hotspot
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* java.base/jdk.internal.misc
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* @run testng/othervm -XX:+UnlockExperimentalVMOptions -XX:+EnableJVMCI
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* jdk.vm.ci.hotspot.test.MemoryAccessProviderTest
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*/
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package jdk.vm.ci.hotspot.test;
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import jdk.vm.ci.meta.Constant;
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import org.testng.annotations.Test;
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import org.testng.Assert;
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import jdk.vm.ci.meta.JavaConstant;
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import jdk.vm.ci.meta.JavaKind;
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import jdk.vm.ci.meta.MemoryAccessProvider;
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import jdk.vm.ci.runtime.JVMCI;
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public class MemoryAccessProviderTest {
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private static final MemoryAccessProvider PROVIDER = JVMCI.getRuntime().getHostJVMCIBackend().getConstantReflection().getMemoryAccessProvider();
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class)
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public void testPositiveReadUnsafeConstant(JavaKind kind, JavaConstant base, Long offset, Object expected, int bitsCount) {
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Assert.assertEquals(PROVIDER.readUnsafeConstant(kind, base, offset), expected, "Failed to read constant");
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testReadUnsafeConstantNullBase(JavaKind kind, JavaConstant base, Long offset, Object expected, int bitsCount) {
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PROVIDER.readUnsafeConstant(kind, null, offset);
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testNegativeReadUnsafeConstantNullKind(JavaKind kind, JavaConstant base, Long offset, Object expected, int bitsCount) {
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Assert.assertNull(PROVIDER.readUnsafeConstant(null, base, offset), "Expected null return");
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}
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@Test(dataProvider = "negative", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testNegativeReadUnsafeConstant(JavaKind kind, JavaConstant base) {
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PROVIDER.readUnsafeConstant(kind, base, 0L);
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class)
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public void testPositiveReadPrimitiveConstant(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertEquals(PROVIDER.readPrimitiveConstant(kind, base, offset, bitsCount), expected, "Failed to read constant");
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testReadPrimitiveConstantNullBase(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertNull(PROVIDER.readPrimitiveConstant(kind, null, offset, bitsCount), "Unexpected value for null base");
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}
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@Test(dataProvider = "negative", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testNegativeReadPrimitiveConstant(JavaKind kind, Constant base) {
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PROVIDER.readPrimitiveConstant(kind, base, 0L, kind == null ? 0 : kind.getBitCount());
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}
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@Test(dataProvider = "positiveObject", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testObjectReadPrimitiveConstant(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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PROVIDER.readPrimitiveConstant(kind, base, 0L, bitsCount);
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class, expectedExceptions = {IllegalArgumentException.class})
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public void testReadPrimitiveConstantLessBits(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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PROVIDER.readPrimitiveConstant(kind, base, offset, bitsCount - 1);
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}
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@Test(dataProvider = "positiveObject", dataProviderClass = MemoryAccessProviderData.class)
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public void testPositiveReadObjectConstant(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertEquals(PROVIDER.readObjectConstant(base, offset), expected, "Unexpected result");
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}
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@Test(dataProvider = "positiveObject", dataProviderClass = MemoryAccessProviderData.class)
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public void testNegativeReadObjectConstantNullBase(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertNull(PROVIDER.readObjectConstant(null, offset), "Unexpected return");
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}
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@Test(dataProvider = "positiveObject", dataProviderClass = MemoryAccessProviderData.class)
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public void testNegativeReadObjectConstantWrongOffset(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertNull(PROVIDER.readObjectConstant(base, offset + 1), "Expected null");
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}
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@Test(dataProvider = "positivePrimitive", dataProviderClass = MemoryAccessProviderData.class)
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public void testNegativeReadObjectConstantPrimitiveBase(JavaKind kind, Constant base, Long offset, Object expected, int bitsCount) {
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Assert.assertNull(PROVIDER.readObjectConstant(base, offset), "Expected null");
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}
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}
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