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annotate graal/com.oracle.graal.jtt/src/com/oracle/graal/jtt/JTTTest.java @ 13614:0774f3303c2e

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rename LocalNode to ParameterNode
author Lukas Stadler <lukas.stadler@jku.at>
date Mon, 13 Jan 2014 13:20:30 +0100
parents 23ccaa863eda
children c700811a2814
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390448a6b535 converted the JTT tests to use the GraalCompilerTest framework which offers more control over what is compiled and executed
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1 /*
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2 * Copyright (c) 2012, 2012, 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.jtt;
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24
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25 import static com.oracle.graal.api.meta.MetaUtil.*;
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26 import static java.lang.reflect.Modifier.*;
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27
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28 import java.lang.reflect.*;
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29 import java.util.*;
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30
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31 import org.junit.*;
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32
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33 import com.oracle.graal.api.code.*;
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34 import com.oracle.graal.api.meta.*;
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35 import com.oracle.graal.compiler.test.*;
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36 import com.oracle.graal.nodes.*;
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37
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38 /**
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39 * Base class for the JTT tests.
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40 * <p>
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41 * These tests are executed twice: once with arguments passed to the execution and once with the
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42 * arguments bound to the test's parameters during compilation. The latter is a good test of
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43 * canonicalization.
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44 */
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45 public class JTTTest extends GraalCompilerTest {
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46
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47 /**
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48 * The arguments which, if non-null, will replace the Locals in the test method's graph.
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49 */
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50 Object[] argsToBind;
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51
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52 public JTTTest() {
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53 Assert.assertNotNull(getCodeCache());
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54 }
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55
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56 @Override
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57 protected StructuredGraph parse(Method m) {
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58 StructuredGraph graph = super.parse(m);
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59 if (argsToBind != null) {
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60 Object receiver = isStatic(m.getModifiers()) ? null : this;
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61 Object[] args = argsWithReceiver(receiver, argsToBind);
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62 JavaType[] parameterTypes = signatureToTypes(getMetaAccess().lookupJavaMethod(m));
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63 assert parameterTypes.length == args.length;
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64 for (int i = 0; i < args.length; i++) {
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65 ParameterNode param = graph.getParameter(i);
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66 Constant c = Constant.forBoxed(parameterTypes[i].getKind(), args[i]);
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67 ConstantNode replacement = ConstantNode.forConstant(c, getMetaAccess(), graph);
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68 param.replaceAtUsages(replacement);
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69 }
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70 }
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71 return graph;
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72 }
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73
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74 @Override
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75 protected InstalledCode getCode(ResolvedJavaMethod method, StructuredGraph graph) {
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76 return super.getCode(method, graph, argsToBind != null);
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77 }
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78
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79 Double delta;
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80
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81 @Override
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82 protected void assertEquals(Object expected, Object actual) {
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83 if (delta != null) {
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84 Assert.assertEquals(((Number) expected).doubleValue(), ((Number) actual).doubleValue(), delta);
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85 } else {
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86 super.assertEquals(expected, actual);
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87 }
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88 }
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89
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90 @SuppressWarnings("hiding")
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91 protected void runTestWithDelta(double delta, String name, Object... args) {
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92 this.delta = Double.valueOf(delta);
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93 runTest(name, args);
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94 }
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95
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96 protected void runTest(String name, Object... args) {
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97 runTest(Collections.<DeoptimizationReason> emptySet(), name, args);
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98 }
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99
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100 protected void runTest(Set<DeoptimizationReason> shouldNotDeopt, String name, Object... args) {
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101 Method method = getMethod(name);
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102 Object receiver = Modifier.isStatic(method.getModifiers()) ? null : this;
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103
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104 Result expect = executeExpected(method, receiver, args);
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105
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106 testAgainstExpected(method, expect, shouldNotDeopt, receiver, args);
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107 if (args.length > 0) {
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108 this.argsToBind = args;
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109 testAgainstExpected(method, expect, shouldNotDeopt, receiver, args);
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110 this.argsToBind = null;
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111 }
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112 }
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113 }