Mercurial > hg > graal-jvmci-8
annotate graal/com.oracle.truffle.tools.test/src/com/oracle/truffle/tools/test/TestNodes.java @ 21870:12dcf5ba8b34
Merge with jdk8u45-b14
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Tue, 09 Jun 2015 11:54:04 +0200 |
parents | 3b8bbf51d320 |
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1 /* |
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2 * Copyright (c) 2014, 2015, 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. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 package com.oracle.truffle.tools.test; |
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26 |
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27 import com.oracle.truffle.api.*; |
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28 import com.oracle.truffle.api.frame.*; |
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29 import com.oracle.truffle.api.instrument.*; |
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30 import com.oracle.truffle.api.instrument.ProbeNode.WrapperNode; |
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31 import com.oracle.truffle.api.nodes.*; |
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32 import com.oracle.truffle.api.source.*; |
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33 |
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34 /** |
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35 * Nodes and an {@linkplain CallTarget executable ASTs} for testing. |
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36 */ |
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37 class TestNodes { |
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38 |
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39 /** |
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40 * A fake source used for testing: empty line 1, expression on line 2. |
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41 */ |
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42 public static final Source expr13Source = Source.fromText("\n6+7\n", "Test Source: expression on line 2 that evaluates to 13"); |
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43 public static final LineLocation expr13Line1 = expr13Source.createLineLocation(1); |
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44 public static final LineLocation expr13Line2 = expr13Source.createLineLocation(2); |
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45 |
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46 /** |
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47 * An executable addition expression that evaluates to 13. |
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48 */ |
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49 static CallTarget createExpr13TestCallTarget() { |
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50 final RootNode rootNode = createExpr13TestRootNode(); |
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51 return Truffle.getRuntime().createCallTarget(rootNode); |
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52 } |
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53 |
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54 /** |
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55 * Root holding an addition expression that evaluates to 13. |
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56 */ |
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57 static RootNode createExpr13TestRootNode() { |
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58 final TestLanguageNode ast = createExpr13AST(); |
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59 final TestRootNode rootNode = new TestRootNode(ast); |
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60 rootNode.adoptChildren(); |
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61 return rootNode; |
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62 } |
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63 |
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64 /** |
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65 * Addition expression that evaluates to 13, with faked source attribution. |
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66 */ |
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67 static TestLanguageNode createExpr13AST() { |
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68 final SourceSection leftSourceSection = expr13Source.createSection("left", 1, 1); |
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69 final TestValueNode leftValueNode = new TestValueNode(6, leftSourceSection); |
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70 final SourceSection rightSourceSection = expr13Source.createSection("right", 3, 1); |
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71 final TestValueNode rightValueNode = new TestValueNode(7, rightSourceSection); |
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72 final SourceSection exprSourceSection = expr13Source.createSection("expr", 1, 3); |
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73 return new TestAddNode(leftValueNode, rightValueNode, exprSourceSection); |
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74 } |
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75 |
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76 abstract static class TestLanguageNode extends Node { |
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77 public abstract Object execute(VirtualFrame frame); |
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78 |
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79 public TestLanguageNode() { |
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80 } |
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81 |
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82 public TestLanguageNode(SourceSection srcSection) { |
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83 super(srcSection); |
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84 } |
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85 |
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86 @Override |
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87 public boolean isInstrumentable() { |
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88 return true; |
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89 } |
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90 |
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91 @Override |
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92 public WrapperNode createWrapperNode() { |
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93 return new TestWrapperNode(this); |
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94 } |
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95 } |
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96 |
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97 @NodeInfo(cost = NodeCost.NONE) |
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98 static class TestWrapperNode extends TestLanguageNode implements WrapperNode { |
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99 @Child private TestLanguageNode child; |
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100 @Child private ProbeNode probeNode; |
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101 |
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102 public TestWrapperNode(TestLanguageNode child) { |
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103 assert !(child instanceof TestWrapperNode); |
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104 this.child = child; |
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105 } |
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106 |
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107 @Override |
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108 public String instrumentationInfo() { |
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109 return "Wrapper node for testing"; |
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110 } |
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111 |
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112 @Override |
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113 public boolean isInstrumentable() { |
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114 return false; |
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115 } |
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116 |
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117 @Override |
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118 public void insertProbe(ProbeNode newProbeNode) { |
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119 this.probeNode = newProbeNode; |
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120 } |
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121 |
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122 @Override |
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123 public Probe getProbe() { |
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124 return probeNode.getProbe(); |
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125 } |
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126 |
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127 @Override |
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128 public Node getChild() { |
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129 return child; |
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130 } |
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131 |
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132 @Override |
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133 public Object execute(VirtualFrame frame) { |
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134 probeNode.enter(child, frame); |
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135 Object result; |
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136 |
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137 try { |
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138 result = child.execute(frame); |
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139 probeNode.returnValue(child, frame, result); |
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140 } catch (KillException e) { |
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141 throw (e); |
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142 } catch (Exception e) { |
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143 probeNode.returnExceptional(child, frame, e); |
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144 throw (e); |
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145 } |
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146 |
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147 return result; |
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148 } |
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149 } |
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150 |
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151 /** |
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152 * Truffle requires that all guest languages to have a {@link RootNode} which sits atop any AST |
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153 * of the guest language. This is necessary since creating a {@link CallTarget} is how Truffle |
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154 * completes an AST. The root nodes serves as our entry point into a program. |
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155 */ |
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156 static class TestRootNode extends RootNode { |
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157 @Child private TestLanguageNode body; |
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158 |
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159 /** |
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160 * This constructor emulates the global machinery that applies registered probers to every |
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161 * newly created AST. Global registry is not used, since that would interfere with other |
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162 * tests run in the same environment. |
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163 */ |
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164 public TestRootNode(TestLanguageNode body) { |
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165 super(null); |
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166 this.body = body; |
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167 } |
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168 |
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169 @Override |
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170 public Object execute(VirtualFrame frame) { |
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171 return body.execute(frame); |
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172 } |
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173 |
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174 @Override |
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175 public boolean isCloningAllowed() { |
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176 return true; |
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177 } |
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178 |
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179 @Override |
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180 public void applyInstrumentation() { |
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181 Probe.applyASTProbers(body); |
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182 } |
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183 } |
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184 |
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185 static class TestValueNode extends TestLanguageNode { |
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186 private final int value; |
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187 |
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188 public TestValueNode(int value) { |
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189 this.value = value; |
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190 } |
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191 |
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192 public TestValueNode(int value, SourceSection srcSection) { |
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193 super(srcSection); |
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194 this.value = value; |
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195 } |
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196 |
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197 @Override |
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198 public Object execute(VirtualFrame frame) { |
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199 return new Integer(this.value); |
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200 } |
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201 } |
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202 |
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203 static class TestAddNode extends TestLanguageNode { |
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204 @Child private TestLanguageNode leftChild; |
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205 @Child private TestLanguageNode rightChild; |
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206 |
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207 public TestAddNode(TestValueNode leftChild, TestValueNode rightChild, SourceSection sourceSection) { |
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208 super(sourceSection); |
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209 this.leftChild = insert(leftChild); |
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210 this.rightChild = insert(rightChild); |
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211 } |
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212 |
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213 @Override |
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214 public Object execute(VirtualFrame frame) { |
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215 return new Integer(((Integer) leftChild.execute(frame)).intValue() + ((Integer) rightChild.execute(frame)).intValue()); |
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216 } |
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parents:
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217 } |
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Truffle/Tools: unit tests for new framework and tool instances
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parents:
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218 |
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Truffle/Tools: unit tests for new framework and tool instances
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parents:
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219 } |