| /* |
| * Copyright (c) 2012, 2015, 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 java.lang.reflect.Modifier.isStatic; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import org.graalvm.compiler.core.common.CompilationIdentifier; |
| import org.graalvm.compiler.core.test.GraalCompilerTest; |
| import org.graalvm.compiler.nodes.ConstantNode; |
| import org.graalvm.compiler.nodes.ParameterNode; |
| import org.graalvm.compiler.nodes.StructuredGraph; |
| import org.graalvm.compiler.nodes.StructuredGraph.AllowAssumptions; |
| |
| import jdk.vm.ci.code.InvalidInstalledCodeException; |
| import jdk.vm.ci.hotspot.HotSpotInstalledCode; |
| import jdk.vm.ci.meta.JavaConstant; |
| import jdk.vm.ci.meta.JavaType; |
| import jdk.vm.ci.meta.ResolvedJavaMethod; |
| |
| public class InstalledCodeExecuteHelperTest extends GraalCompilerTest { |
| |
| private static final int ITERATIONS = 100000; |
| Object[] argsToBind; |
| |
| @Test |
| public void test1() throws InvalidInstalledCodeException { |
| final ResolvedJavaMethod fooMethod = getResolvedJavaMethod("foo"); |
| final HotSpotInstalledCode fooCode = (HotSpotInstalledCode) getCode(fooMethod); |
| |
| argsToBind = new Object[]{fooCode}; |
| |
| final ResolvedJavaMethod benchmarkMethod = getResolvedJavaMethod("benchmark"); |
| final HotSpotInstalledCode installedBenchmarkCode = (HotSpotInstalledCode) getCode(benchmarkMethod); |
| |
| Assert.assertEquals(Integer.valueOf(42), benchmark(fooCode)); |
| |
| Assert.assertEquals(Integer.valueOf(42), installedBenchmarkCode.executeVarargs(argsToBind[0])); |
| |
| } |
| |
| public static Integer benchmark(HotSpotInstalledCode code) throws InvalidInstalledCodeException { |
| int val = 0; |
| for (int j = 0; j < 100; j++) { |
| for (int i = 0; i < ITERATIONS; i++) { |
| val = (Integer) code.executeVarargs(); |
| } |
| } |
| return val; |
| } |
| |
| public static Integer foo() { |
| return 42; |
| } |
| |
| @Override |
| protected StructuredGraph parseEager(ResolvedJavaMethod m, AllowAssumptions allowAssumptions, CompilationIdentifier compilationId) { |
| StructuredGraph graph = super.parseEager(m, allowAssumptions, compilationId); |
| if (argsToBind != null) { |
| Object receiver = isStatic(m.getModifiers()) ? null : this; |
| Object[] args = argsWithReceiver(receiver, argsToBind); |
| JavaType[] parameterTypes = m.toParameterTypes(); |
| assert parameterTypes.length == args.length; |
| for (int i = 0; i < argsToBind.length; i++) { |
| ParameterNode param = graph.getParameter(i); |
| JavaConstant c = getSnippetReflection().forBoxed(parameterTypes[i].getJavaKind(), argsToBind[i]); |
| ConstantNode replacement = ConstantNode.forConstant(c, getMetaAccess(), graph); |
| param.replaceAtUsages(replacement); |
| } |
| } |
| return graph; |
| } |
| } |