| /* |
| * Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| |
| package org.graalvm.compiler.hotspot.test; |
| |
| import jdk.vm.ci.aarch64.AArch64; |
| import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.JavaKind; |
| import org.graalvm.compiler.core.common.type.Stamp; |
| import org.graalvm.compiler.graph.iterators.NodeIterable; |
| import org.graalvm.compiler.hotspot.nodes.type.KlassPointerStamp; |
| import org.graalvm.compiler.nodes.ConstantNode; |
| import org.graalvm.compiler.nodes.NodeView; |
| import org.graalvm.compiler.nodes.PiNode; |
| import org.graalvm.compiler.nodes.StructuredGraph; |
| import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; |
| import org.graalvm.compiler.nodes.memory.FloatingReadNode; |
| import org.graalvm.compiler.nodes.memory.ReadNode; |
| import org.graalvm.compiler.options.OptionValues; |
| import org.junit.Assert; |
| import org.junit.Assume; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.graalvm.compiler.core.common.GraalOptions.ImmutableCode; |
| import static org.graalvm.compiler.nodes.ConstantNode.getConstantNodes; |
| |
| /** |
| * use |
| * |
| * <pre> |
| * mx unittest AheadOfTimeCompilationTest @-XX:CompileCommand='print,*AheadOfTimeCompilationTest.*' |
| * </pre> |
| * |
| * to print disassembly. |
| */ |
| public class AheadOfTimeCompilationTest extends HotSpotGraalCompilerTest { |
| |
| public static final Object STATICFINALOBJECT = new Object(); |
| public static final String STATICFINALSTRING = "test string"; |
| |
| public static Object getStaticFinalObject() { |
| return AheadOfTimeCompilationTest.STATICFINALOBJECT; |
| } |
| |
| @Before |
| public void setUp() { |
| // Ignore on SPARC |
| Assume.assumeFalse("skipping on AArch64", getTarget().arch instanceof AArch64); |
| } |
| |
| @Test |
| public void testStaticFinalObjectAOT() { |
| StructuredGraph result = compile("getStaticFinalObject", true); |
| assertDeepEquals(1, getConstantNodes(result).count()); |
| Stamp constantStamp = getConstantNodes(result).first().stamp(NodeView.DEFAULT); |
| Assert.assertTrue(constantStamp.toString(), constantStamp instanceof KlassPointerStamp); |
| int expected = runtime().getVMConfig().classMirrorIsHandle ? 3 : 2; |
| assertDeepEquals(expected, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| @Test |
| public void testStaticFinalObject() { |
| StructuredGraph result = compile("getStaticFinalObject", false); |
| assertDeepEquals(1, getConstantNodes(result).count()); |
| assertDeepEquals(JavaKind.Object, getConstantNodes(result).first().getStackKind()); |
| assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| public static Class<AheadOfTimeCompilationTest> getClassObject() { |
| return AheadOfTimeCompilationTest.class; |
| } |
| |
| @Test |
| public void testClassObjectAOT() { |
| StructuredGraph result = compile("getClassObject", true); |
| |
| NodeIterable<ConstantNode> filter = getConstantNodes(result); |
| assertDeepEquals(1, filter.count()); |
| HotSpotResolvedObjectType type = (HotSpotResolvedObjectType) getMetaAccess().lookupJavaType(AheadOfTimeCompilationTest.class); |
| assertDeepEquals(type.klass(), filter.first().asConstant()); |
| int expected = runtime().getVMConfig().classMirrorIsHandle ? 2 : 1; |
| assertDeepEquals(expected, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| @Test |
| public void testClassObject() { |
| StructuredGraph result = compile("getClassObject", false); |
| |
| NodeIterable<ConstantNode> filter = getConstantNodes(result); |
| assertDeepEquals(1, filter.count()); |
| JavaConstant c = filter.first().asJavaConstant(); |
| Assert.assertEquals(getSnippetReflection().asObject(Class.class, c), AheadOfTimeCompilationTest.class); |
| |
| assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| public static Class<Integer> getPrimitiveClassObject() { |
| return int.class; |
| } |
| |
| @Test |
| public void testPrimitiveClassObjectAOT() { |
| StructuredGraph result = compile("getPrimitiveClassObject", true); |
| NodeIterable<ConstantNode> filter = getConstantNodes(result); |
| assertDeepEquals(1, filter.count()); |
| Stamp constantStamp = filter.first().stamp(NodeView.DEFAULT); |
| Assert.assertTrue(constantStamp instanceof KlassPointerStamp); |
| int expected = runtime().getVMConfig().classMirrorIsHandle ? 3 : 2; |
| assertDeepEquals(expected, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| @Test |
| public void testPrimitiveClassObject() { |
| StructuredGraph result = compile("getPrimitiveClassObject", false); |
| NodeIterable<ConstantNode> filter = getConstantNodes(result); |
| assertDeepEquals(1, filter.count()); |
| JavaConstant c = filter.first().asJavaConstant(); |
| Assert.assertEquals(getSnippetReflection().asObject(Class.class, c), Integer.TYPE); |
| |
| assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| public static String getStringObject() { |
| return AheadOfTimeCompilationTest.STATICFINALSTRING; |
| } |
| |
| @Test |
| public void testStringObjectAOT() { |
| // embedded strings are fine |
| testStringObjectCommon(true); |
| } |
| |
| @Test |
| public void testStringObject() { |
| testStringObjectCommon(false); |
| } |
| |
| private void testStringObjectCommon(boolean compileAOT) { |
| StructuredGraph result = compile("getStringObject", compileAOT); |
| |
| NodeIterable<ConstantNode> filter = getConstantNodes(result); |
| assertDeepEquals(1, filter.count()); |
| JavaConstant c = filter.first().asJavaConstant(); |
| Assert.assertEquals(getSnippetReflection().asObject(String.class, c), "test string"); |
| |
| assertDeepEquals(0, result.getNodes().filter(FloatingReadNode.class).count()); |
| assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); |
| } |
| |
| public static Boolean getBoxedBoolean() { |
| return Boolean.valueOf(true); |
| } |
| |
| @Test |
| public void testBoxedBooleanAOT() { |
| StructuredGraph result = compile("getBoxedBoolean", true); |
| |
| assertDeepEquals(0, result.getNodes().filter(FloatingReadNode.class).count()); |
| assertDeepEquals(0, result.getNodes(PiNode.TYPE).count()); |
| assertDeepEquals(1, getConstantNodes(result).count()); |
| ConstantNode constant = getConstantNodes(result).first(); |
| assertDeepEquals(JavaKind.Object, constant.getStackKind()); |
| |
| JavaConstant c = constant.asJavaConstant(); |
| Assert.assertEquals(getSnippetReflection().asObject(Boolean.class, c), Boolean.TRUE); |
| } |
| |
| @Test |
| public void testBoxedBoolean() { |
| StructuredGraph result = compile("getBoxedBoolean", false); |
| assertDeepEquals(0, result.getNodes().filter(FloatingReadNode.class).count()); |
| assertDeepEquals(0, result.getNodes(PiNode.TYPE).count()); |
| assertDeepEquals(1, getConstantNodes(result).count()); |
| ConstantNode constant = getConstantNodes(result).first(); |
| assertDeepEquals(JavaKind.Object, constant.getStackKind()); |
| |
| JavaConstant c = constant.asJavaConstant(); |
| Assert.assertEquals(getSnippetReflection().asObject(Boolean.class, c), Boolean.TRUE); |
| } |
| |
| @SuppressWarnings("try") |
| private StructuredGraph compile(String test, boolean compileAOT) { |
| OptionValues options = new OptionValues(getInitialOptions(), ImmutableCode, compileAOT); |
| StructuredGraph graph = parseEager(test, AllowAssumptions.YES, options); |
| compile(graph.method(), graph); |
| return graph; |
| } |
| } |