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annotate graal/com.oracle.graal.hotspot.test/src/com/oracle/graal/hotspot/test/InstalledCodeExecuteHelperTest.java @ 19306:a0a760b0fb5f

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pulled method evolution dependencies out of Assumptions and directly into StructuredGraph
author Doug Simon <doug.simon@oracle.com>
date Thu, 12 Feb 2015 01:54:05 +0100
parents 8ab925a6f724
children 1da7aef31a08
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1 /*
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2 * Copyright (c) 2012, 2014, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.graal.hotspot.test;
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24
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25 import static java.lang.reflect.Modifier.*;
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26
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27 import org.junit.*;
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28
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29 import com.oracle.graal.api.code.*;
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30 import com.oracle.graal.api.meta.*;
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31 import com.oracle.graal.compiler.test.*;
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32 import com.oracle.graal.hotspot.meta.*;
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33 import com.oracle.graal.nodes.*;
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34 import com.oracle.graal.nodes.StructuredGraph.AllowAssumptions;
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35
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36 public class InstalledCodeExecuteHelperTest extends GraalCompilerTest {
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37
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38 private static final int ITERATIONS = 100000;
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39 Object[] argsToBind;
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40
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41 @Test
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42 public void test1() throws InvalidInstalledCodeException {
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43 final ResolvedJavaMethod fooMethod = getResolvedJavaMethod("foo");
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44 final HotSpotInstalledCode fooCode = (HotSpotInstalledCode) getCode(fooMethod);
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45
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46 argsToBind = new Object[]{fooCode};
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47
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48 final ResolvedJavaMethod benchmarkMethod = getResolvedJavaMethod("benchmark");
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49 final HotSpotInstalledCode installedBenchmarkCode = (HotSpotInstalledCode) getCode(benchmarkMethod);
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51 Assert.assertEquals(Integer.valueOf(42), benchmark(fooCode));
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52
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53 Assert.assertEquals(Integer.valueOf(42), installedBenchmarkCode.executeVarargs(argsToBind[0]));
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55 }
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56
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57 public static Integer benchmark(HotSpotInstalledCode code) throws InvalidInstalledCodeException {
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58 int val = 0;
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59 for (int j = 0; j < 100; j++) {
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60 for (int i = 0; i < ITERATIONS; i++) {
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61 val = (Integer) code.executeVarargs();
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62 }
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63 }
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64 return val;
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65 }
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66
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67 public static Integer foo() {
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68 return 42;
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69 }
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70
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71 @Override
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72 protected StructuredGraph parseEager(ResolvedJavaMethod m, AllowAssumptions allowAssumptions) {
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73 StructuredGraph graph = super.parseEager(m, allowAssumptions);
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74 if (argsToBind != null) {
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75 Object receiver = isStatic(m.getModifiers()) ? null : this;
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76 Object[] args = argsWithReceiver(receiver, argsToBind);
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77 JavaType[] parameterTypes = m.toParameterTypes();
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78 assert parameterTypes.length == args.length;
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79 for (int i = 0; i < argsToBind.length; i++) {
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80 ParameterNode param = graph.getParameter(i);
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81 JavaConstant c = HotSpotObjectConstantImpl.forBoxedValue(parameterTypes[i].getKind(), argsToBind[i]);
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82 ConstantNode replacement = ConstantNode.forConstant(c, getMetaAccess(), graph);
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83 param.replaceAtUsages(replacement);
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84 }
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85 }
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86 return graph;
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87 }
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88 }