/* * 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 static org.graalvm.compiler.core.GraalCompiler.compileGraph; import static org.graalvm.compiler.core.common.GraalOptions.ImmutableCode; import static org.graalvm.compiler.nodes.ConstantNode.getConstantNodes; import org.junit.Assert; import org.junit.Ignore; import org.junit.Test; import org.graalvm.compiler.api.test.Graal; import org.graalvm.compiler.code.CompilationResult; import org.graalvm.compiler.core.common.type.Stamp; import org.graalvm.compiler.core.test.GraalCompilerTest; import org.graalvm.compiler.graph.iterators.NodeIterable; import org.graalvm.compiler.hotspot.nodes.type.KlassPointerStamp; import org.graalvm.compiler.lir.asm.CompilationResultBuilderFactory; import org.graalvm.compiler.lir.phases.LIRSuites; import org.graalvm.compiler.nodes.ConstantNode; 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.OptionValue; import org.graalvm.compiler.options.OptionValue.OverrideScope; import org.graalvm.compiler.phases.OptimisticOptimizations; import org.graalvm.compiler.phases.tiers.Suites; import org.graalvm.compiler.phases.tiers.SuitesProvider; import org.graalvm.compiler.runtime.RuntimeProvider; import jdk.vm.ci.hotspot.HotSpotResolvedObjectType; import jdk.vm.ci.meta.JavaConstant; import jdk.vm.ci.meta.JavaKind; import jdk.vm.ci.meta.ResolvedJavaMethod; /** * use * *
 * mx unittest AheadOfTimeCompilationTest @-XX:CompileCommand='print,*AheadOfTimeCompilationTest.*'
 * 
* * to print disassembly. */ public class AheadOfTimeCompilationTest extends GraalCompilerTest { public static final Object STATICFINALOBJECT = new Object(); public static final String STATICFINALSTRING = "test string"; public static Object getStaticFinalObject() { return AheadOfTimeCompilationTest.STATICFINALOBJECT; } @Test public void testStaticFinalObjectAOT() { StructuredGraph result = compile("getStaticFinalObject", true); assertDeepEquals(1, getConstantNodes(result).count()); Stamp constantStamp = getConstantNodes(result).first().stamp(); Assert.assertTrue(constantStamp.toString(), constantStamp instanceof KlassPointerStamp); assertDeepEquals(2, result.getNodes().filter(FloatingReadNode.class).count()); assertDeepEquals(0, 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(FloatingReadNode.class).count()); assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); } public static Class getClassObject() { return AheadOfTimeCompilationTest.class; } @Test public void testClassObjectAOT() { StructuredGraph result = compile("getClassObject", true); NodeIterable filter = getConstantNodes(result); assertDeepEquals(1, filter.count()); HotSpotResolvedObjectType type = (HotSpotResolvedObjectType) getMetaAccess().lookupJavaType(AheadOfTimeCompilationTest.class); assertDeepEquals(type.klass(), filter.first().asConstant()); assertDeepEquals(1, result.getNodes().filter(FloatingReadNode.class).count()); assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); } @Test public void testClassObject() { StructuredGraph result = compile("getClassObject", false); NodeIterable 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(FloatingReadNode.class).count()); assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); } public static Class getPrimitiveClassObject() { return int.class; } @Test public void testPrimitiveClassObjectAOT() { StructuredGraph result = compile("getPrimitiveClassObject", true); NodeIterable filter = getConstantNodes(result); assertDeepEquals(1, filter.count()); Stamp constantStamp = filter.first().stamp(); Assert.assertTrue(constantStamp instanceof KlassPointerStamp); assertDeepEquals(2, result.getNodes().filter(FloatingReadNode.class).count()); assertDeepEquals(0, result.getNodes().filter(ReadNode.class).count()); } @Test public void testPrimitiveClassObject() { StructuredGraph result = compile("getPrimitiveClassObject", false); NodeIterable 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(FloatingReadNode.class).count()); 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 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); } @Ignore("ImmutableCode override may not work reliably in non-hosted mode") @Test public void testBoxedBooleanAOT() { StructuredGraph result = compile("getBoxedBoolean", true); assertDeepEquals(2, result.getNodes().filter(FloatingReadNode.class).count()); assertDeepEquals(1, result.getNodes(PiNode.TYPE).count()); assertDeepEquals(1, getConstantNodes(result).count()); ConstantNode constant = getConstantNodes(result).first(); assertDeepEquals(JavaKind.Long, constant.getStackKind()); assertDeepEquals(((HotSpotResolvedObjectType) getMetaAccess().lookupJavaType(Boolean.class)).klass(), constant.asConstant()); } @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) { try (OverrideScope s = OptionValue.override(ImmutableCode, compileAOT)) { StructuredGraph graph = parseEager(test, AllowAssumptions.YES); ResolvedJavaMethod method = graph.method(); // create suites everytime, as we modify options for the compiler SuitesProvider suitesProvider = Graal.getRequiredCapability(RuntimeProvider.class).getHostBackend().getSuites(); final Suites suitesLocal = suitesProvider.getDefaultSuites(); final LIRSuites lirSuitesLocal = suitesProvider.getDefaultLIRSuites(); final CompilationResult compResult = compileGraph(graph, method, getProviders(), getBackend(), getDefaultGraphBuilderSuite(), OptimisticOptimizations.ALL, graph.getProfilingInfo(), suitesLocal, lirSuitesLocal, new CompilationResult(), CompilationResultBuilderFactory.Default); addMethod(method, compResult); return graph; } } }