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annotate graal/com.oracle.graal.tests/src/com/oracle/graal/compiler/tests/GraalCompilerTest.java @ 5571:102f87543d5e

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Merge.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Mon, 11 Jun 2012 17:06:06 +0200
parents graal/com.oracle.graal.tests/src/com/oracle/graal/compiler/tests/GraphTest.java@2e2a77f091f2 graal/com.oracle.graal.tests/src/com/oracle/graal/compiler/tests/GraphTest.java@0083a59ced84
children 592dfff9d410
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1 /*
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2 * Copyright (c) 2011, 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.compiler.tests;
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24
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25 import java.lang.reflect.*;
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26 import java.util.concurrent.*;
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27
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28 import junit.framework.*;
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29
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30 import com.oracle.graal.api.*;
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31 import com.oracle.graal.api.code.*;
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32 import com.oracle.graal.api.meta.*;
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33 import com.oracle.graal.compiler.*;
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34 import com.oracle.graal.compiler.phases.*;
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35 import com.oracle.graal.compiler.phases.PhasePlan.PhasePosition;
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36 import com.oracle.graal.compiler.schedule.*;
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37 import com.oracle.graal.cri.*;
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38 import com.oracle.graal.debug.*;
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39 import com.oracle.graal.graph.*;
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40 import com.oracle.graal.graph.Node.Verbosity;
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41 import com.oracle.graal.java.*;
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42 import com.oracle.graal.lir.cfg.*;
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43 import com.oracle.graal.nodes.*;
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44
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45 /**
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46 * Base class for Graal compiler unit tests. These are white box tests
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47 * for Graal compiler transformations. The general pattern for a test is:
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48 * <ol>
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49 * <li>Create a graph by {@linkplain #parse(String) parsing} a method.</li>
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50 * <li>Manually modify the graph (e.g. replace a parameter node with a constant).</li>
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51 * <li>Apply a transformation to the graph.</li>
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52 * <li>Assert that the transformed graph is equal to an expected graph.</li>
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53 * </ol>
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54 * <p>
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55 * See {@link InvokeTest} as an example.
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56 * <p>
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57 * The tests can be run in Eclipse with the "Compiler Unit Test" Eclipse
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58 * launch configuration found in the top level of this project or by
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59 * running {@code mx unittest} on the command line.
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60 */
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61 public abstract class GraalCompilerTest {
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62
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63 protected final ExtendedRiRuntime runtime;
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64
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65 public GraalCompilerTest() {
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66 Debug.enable();
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67 this.runtime = Graal.getRuntime().getCapability(ExtendedRiRuntime.class);
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68 }
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69
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70 protected void assertEquals(StructuredGraph expected, StructuredGraph graph) {
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71 String expectedString = getCanonicalGraphString(expected);
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72 String actualString = getCanonicalGraphString(graph);
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73 String mismatchString = "mismatch in graphs:\n========= expected =========\n" + expectedString + "\n\n========= actual =========\n" + actualString;
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74
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75 if (expected.getNodeCount() != graph.getNodeCount()) {
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76 Debug.dump(expected, "Node count not matching - expected");
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77 Debug.dump(graph, "Node count not matching - actual");
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78 Assert.fail("Graphs do not have the same number of nodes: " + expected.getNodeCount() + " vs. " + graph.getNodeCount() + "\n" + mismatchString);
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79 }
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80 if (!expectedString.equals(actualString)) {
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81 Debug.dump(expected, "mismatching graphs - expected");
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82 Debug.dump(graph, "mismatching graphs - actual");
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83 Assert.fail(mismatchString);
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84 }
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85 }
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86
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87 private static String getCanonicalGraphString(StructuredGraph graph) {
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88 SchedulePhase schedule = new SchedulePhase();
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89 schedule.apply(graph);
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90
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91 NodeMap<Integer> canonicalId = graph.createNodeMap();
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92 int nextId = 0;
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93
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94 StringBuilder result = new StringBuilder();
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95 for (Block block : schedule.getCFG().getBlocks()) {
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96 result.append("Block " + block + " ");
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97 if (block == schedule.getCFG().getStartBlock()) {
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98 result.append("* ");
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99 }
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100 result.append("-> ");
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101 for (Block succ : block.getSuccessors()) {
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102 result.append(succ + " ");
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103 }
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104 result.append("\n");
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105 for (Node node : schedule.getBlockToNodesMap().get(block)) {
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106 int id;
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107 if (canonicalId.get(node) != null) {
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108 id = canonicalId.get(node);
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109 } else {
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110 id = nextId++;
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111 canonicalId.set(node, id);
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112 }
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113 String name = node instanceof ConstantNode ? node.toString(Verbosity.Name) : node.getClass().getSimpleName();
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114 result.append(" " + id + "|" + name + " (" + node.usages().size() + ")\n");
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115 }
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116 }
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117 return result.toString();
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118 }
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119
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120 protected ExtendedRiRuntime runtime() {
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121 return runtime;
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122 }
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123
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124 /**
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125 * Parses a Java method to produce a graph.
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126 *
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127 * @param methodName the name of the method in {@code this.getClass()} to be parsed
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128 */
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129 protected StructuredGraph parse(String methodName) {
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130 return parse(getMethod(methodName));
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131 }
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132
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133 protected Method getMethod(String methodName) {
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134 Method found = null;
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135 for (Method m : this.getClass().getMethods()) {
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136 if (m.getName().equals(methodName)) {
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137 Assert.assertNull(found);
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138 found = m;
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139 }
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140 }
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141 if (found != null) {
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142 return found;
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143 } else {
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144 throw new RuntimeException("method not found: " + methodName);
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145 }
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146 }
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147
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148 private static int compilationId = 0;
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149
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150 protected void test(String name, Object... args) {
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151 Method method = getMethod(name);
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152 Object expect = null;
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153 Throwable exception = null;
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154 try {
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155 // This gives us both the expected return value as well as ensuring that the method to be compiled is fully resolved
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156 expect = method.invoke(null, args);
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157 } catch (InvocationTargetException e) {
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158 exception = e.getTargetException();
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159 } catch (Exception e) {
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160 throw new RuntimeException(e);
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161 }
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162 InstalledCode compiledMethod = compile(runtime.getResolvedJavaMethod(method), parse(method));
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163 compiledMethod.method();
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164
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165 if (exception != null) {
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166 try {
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167 compiledMethod.executeVarargs(args);
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168 Assert.fail("expected " + exception);
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169 } catch (Throwable e) {
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170 Assert.assertEquals(exception.getClass(), e.getClass());
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171 }
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172 } else {
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173 Object actual = compiledMethod.executeVarargs(args);
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174 Assert.assertEquals(expect, actual);
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175 }
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176 }
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177
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178 protected InstalledCode compile(final ResolvedJavaMethod method, final StructuredGraph graph) {
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179 return Debug.scope("Compiling", new DebugDumpScope(String.valueOf(compilationId++), true), new Callable<InstalledCode>() {
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180 public InstalledCode call() throws Exception {
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e42c0df7212a Rename CiTargetMethod => CompilationResult.
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181 CompilationResult targetMethod = runtime.compile(method, graph);
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182 return addMethod(method, targetMethod);
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183 }
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184 });
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185 }
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186
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187 protected InstalledCode addMethod(final ResolvedJavaMethod method, final CompilationResult tm) {
5557
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188 GraalCompiler graalCompiler = Graal.getRuntime().getCapability(GraalCompiler.class);
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189 assert graalCompiler != null;
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190 return Debug.scope("CodeInstall", new Object[] {graalCompiler, method}, new Callable<InstalledCode>() {
5360
6cc970203f30 moved creation of a RiCodeInfo to the runtime side of the CRI
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diff changeset
191 @Override
5538
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diff changeset
192 public InstalledCode call() throws Exception {
5537
80371cc2256d Renaming RiCompiledMethod => InstalledCode.
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193 final CodeInfo[] info = Debug.isDumpEnabled() ? new CodeInfo[1] : null;
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194 InstalledCode installedMethod = runtime.addMethod(method, tm, info);
5360
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diff changeset
195 if (info != null) {
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196 Debug.dump(new Object[] {tm, info[0]}, "After code installation");
5360
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diff changeset
197 }
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198 return installedMethod;
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diff changeset
199 }
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diff changeset
200 });
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diff changeset
201 }
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diff changeset
202
4340
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203 /**
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204 * Parses a Java method to produce a graph.
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205 *
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206 * @param methodName the name of the method in {@code this.getClass()} to be parsed
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diff changeset
207 */
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diff changeset
208 protected StructuredGraph parseProfiled(String methodName) {
4993
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diff changeset
209 return parseProfiled(getMethod(methodName));
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210 }
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211
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parents:
diff changeset
212 /**
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213 * Parses a Java method to produce a graph.
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diff changeset
214 */
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diff changeset
215 protected StructuredGraph parse(Method m) {
5541
b4c406861c33 More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
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parents: 5538
diff changeset
216 ResolvedJavaMethod riMethod = runtime.getResolvedJavaMethod(m);
4203
847e9dcb4980 Add graph builder to the phase plan.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 4200
diff changeset
217 StructuredGraph graph = new StructuredGraph(riMethod);
5122
9b940aff6c6b fixed failing testcases
Christian Haeubl <christian.haeubl@oracle.com>
parents: 5118
diff changeset
218 new GraphBuilderPhase(runtime, GraphBuilderConfiguration.getSnippetDefault(), OptimisticOptimizations.ALL).apply(graph);
3733
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diff changeset
219 return graph;
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diff changeset
220 }
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parents:
diff changeset
221
4340
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diff changeset
222 /**
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diff changeset
223 * Parses a Java method to produce a graph.
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diff changeset
224 */
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diff changeset
225 protected StructuredGraph parseProfiled(Method m) {
5541
b4c406861c33 More renamings to drop Ri* prefix completely. Deleted graph.BitMap class and replaced with java.util.BitSet.
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diff changeset
226 ResolvedJavaMethod riMethod = runtime.getResolvedJavaMethod(m);
4340
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diff changeset
227 StructuredGraph graph = new StructuredGraph(riMethod);
5114
dad1ac9dba7d finished first implementation of disabling runtime feedback selectively based on deoptimization history
Christian Haeubl <christian.haeubl@oracle.com>
parents: 5109
diff changeset
228 new GraphBuilderPhase(runtime, GraphBuilderConfiguration.getDefault(), OptimisticOptimizations.ALL).apply(graph);
4340
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diff changeset
229 return graph;
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diff changeset
230 }
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diff changeset
231
4204
4df4499e0289 Fixed unit tests.
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parents: 4203
diff changeset
232 protected PhasePlan getDefaultPhasePlan() {
4df4499e0289 Fixed unit tests.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
parents: 4203
diff changeset
233 PhasePlan plan = new PhasePlan();
5122
9b940aff6c6b fixed failing testcases
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parents: 5118
diff changeset
234 plan.addPhase(PhasePosition.AFTER_PARSING, new GraphBuilderPhase(runtime, GraphBuilderConfiguration.getSnippetDefault(), OptimisticOptimizations.ALL));
4204
4df4499e0289 Fixed unit tests.
Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
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diff changeset
235 return plan;
4df4499e0289 Fixed unit tests.
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parents: 4203
diff changeset
236 }
3733
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diff changeset
237 }