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annotate truffle/com.oracle.truffle.tck/src/com/oracle/truffle/tck/ComplexNumbersRowBased.java @ 22499:9bba3a7b34be

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Check foreign arguments when accessing ComplexNumber/Sequence objects
author Matthias Grimmer <grimmer@ssw.jku.at>
date Mon, 14 Dec 2015 15:07:19 +0100
parents b3569a53c24c
children 89db2519ef18
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2015, 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.tck;
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26
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27 import com.oracle.truffle.api.CallTarget;
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28 import com.oracle.truffle.api.CompilerDirectives;
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29 import com.oracle.truffle.api.Truffle;
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30 import com.oracle.truffle.api.frame.VirtualFrame;
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31 import com.oracle.truffle.api.interop.ForeignAccess;
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32 import com.oracle.truffle.api.interop.ForeignAccess.Factory;
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33 import com.oracle.truffle.api.interop.Message;
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34 import com.oracle.truffle.api.interop.TruffleObject;
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35 import com.oracle.truffle.api.nodes.Node;
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36 import com.oracle.truffle.api.nodes.RootNode;
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37
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38 final class ComplexNumbersRowBased implements TruffleObject {
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39
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40 private final double[] data;
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41
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42 ComplexNumbersRowBased(double[] data) {
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43 assert data.length % 2 == 0;
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44 this.data = data;
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45 }
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46
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47 public double[] getData() {
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48 return data;
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49 }
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50
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51 public ForeignAccess getForeignAccess() {
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52 return ForeignAccess.create(new ComplexNumbersAForeignAccessFactory());
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53 }
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54
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55 private static class ComplexNumbersAForeignAccessFactory implements Factory {
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56
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57 public boolean canHandle(TruffleObject obj) {
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58 return obj instanceof ComplexNumbersRowBased;
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59 }
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60
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61 public CallTarget accessMessage(Message tree) {
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62 if (Message.IS_NULL.equals(tree)) {
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63 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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64 } else if (Message.IS_EXECUTABLE.equals(tree)) {
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65 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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66 } else if (Message.IS_BOXED.equals(tree)) {
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67 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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68 } else if (Message.HAS_SIZE.equals(tree)) {
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69 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(true));
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70 } else if (Message.READ.equals(tree)) {
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71 return Truffle.getRuntime().createCallTarget(new ComplexNumbersAReadNode());
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72 } else if (Message.WRITE.equals(tree)) {
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73 return Truffle.getRuntime().createCallTarget(new ComplexNumbersAWriteNode());
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74 } else if (Message.GET_SIZE.equals(tree)) {
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75 return Truffle.getRuntime().createCallTarget(new ComplexNumbersASizeNode());
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76 } else {
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77 throw new IllegalArgumentException(tree.toString() + " not supported");
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78 }
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79 }
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80 }
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81
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82 private static class ComplexNumbersAWriteNode extends RootNode {
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83 protected ComplexNumbersAWriteNode() {
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84 super(TckLanguage.class, null, null);
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85 }
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86
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87 @Child private Node readReal;
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88 @Child private Node readImag;
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89
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90 @Override
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91 public Object execute(VirtualFrame frame) {
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92 ComplexNumbersRowBased complexNumbers = (ComplexNumbersRowBased) ForeignAccess.getReceiver(frame);
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93 Number index = TckLanguage.expectNumber(ForeignAccess.getArguments(frame).get(0));
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94 TruffleObject value = TckLanguage.expectTruffleObject(ForeignAccess.getArguments(frame).get(1));
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95 if (readReal == null || readImag == null) {
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96 CompilerDirectives.transferToInterpreterAndInvalidate();
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97 this.readReal = insert(Message.READ.createNode());
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98 this.readImag = insert(Message.READ.createNode());
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99 }
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100 Number realPart = TckLanguage.expectNumber(ForeignAccess.execute(readReal, frame, value, new Object[]{ComplexNumber.REAL_IDENTIFIER}));
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101 Number imagPart = TckLanguage.expectNumber(ForeignAccess.execute(readImag, frame, value, new Object[]{ComplexNumber.IMAGINARY_IDENTIFIER}));
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102
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103 int idx = TckLanguage.checkBounds(index.intValue(), complexNumbers.data.length / 2);
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104
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105 complexNumbers.data[idx * 2] = realPart.doubleValue();
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106 complexNumbers.data[idx * 2 + 1] = imagPart.doubleValue();
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107 return value;
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108 }
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109 }
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110
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111 private static class ComplexNumbersAReadNode extends RootNode {
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112 protected ComplexNumbersAReadNode() {
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113 super(TckLanguage.class, null, null);
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114 }
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115
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116 @Override
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117 public Object execute(VirtualFrame frame) {
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118 ComplexNumbersRowBased complexNumbers = (ComplexNumbersRowBased) ForeignAccess.getReceiver(frame);
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119 Number index = TckLanguage.expectNumber(ForeignAccess.getArguments(frame).get(0));
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120 int idx = TckLanguage.checkBounds(index.intValue(), complexNumbers.data.length / 2);
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121 return new ComplexNumberAEntry(complexNumbers, idx);
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122 }
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123 }
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124
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125 private static class ComplexNumbersASizeNode extends RootNode {
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126 protected ComplexNumbersASizeNode() {
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127 super(TckLanguage.class, null, null);
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128 }
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129
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130 @Override
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131 public Object execute(VirtualFrame frame) {
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132 ComplexNumbersRowBased complexNumbers = (ComplexNumbersRowBased) ForeignAccess.getReceiver(frame);
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133 return complexNumbers.data.length / 2;
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134 }
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135
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136 }
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137
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138 private static class ComplexNumberAEntry implements TruffleObject {
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139
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140 private final ComplexNumbersRowBased numbers;
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141 private final int index;
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142
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143 public ComplexNumberAEntry(ComplexNumbersRowBased numbers, int index) {
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144 this.numbers = numbers;
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145 this.index = index;
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146 }
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147
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148 public ForeignAccess getForeignAccess() {
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149 return ForeignAccess.create(new ComplexNumberAEntryForeignAccessFactory());
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150 }
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151
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152 private static class ComplexNumberAEntryForeignAccessFactory implements Factory {
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153
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154 public boolean canHandle(TruffleObject obj) {
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155 return obj instanceof ComplexNumberAEntry;
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156 }
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157
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158 public CallTarget accessMessage(Message tree) {
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159 if (Message.IS_NULL.equals(tree)) {
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160 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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161 } else if (Message.IS_EXECUTABLE.equals(tree)) {
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162 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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163 } else if (Message.IS_BOXED.equals(tree)) {
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164 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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165 } else if (Message.HAS_SIZE.equals(tree)) {
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166 return Truffle.getRuntime().createCallTarget(RootNode.createConstantNode(false));
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167 } else if (Message.READ.equals(tree)) {
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168 return Truffle.getRuntime().createCallTarget(new ComplexNumbersAEntryReadNode());
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169 } else if (Message.WRITE.equals(tree)) {
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170 return Truffle.getRuntime().createCallTarget(new ComplexNumbersAEntryWriteNode());
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171 } else {
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172 throw new IllegalArgumentException(tree.toString() + " not supported");
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173 }
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174 }
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175
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176 private static class ComplexNumbersAEntryReadNode extends RootNode {
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177 protected ComplexNumbersAEntryReadNode() {
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178 super(TckLanguage.class, null, null);
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179 }
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180
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181 @Child private Node readReal;
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182 @Child private Node readImag;
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183
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184 @Override
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185 public Object execute(VirtualFrame frame) {
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186 ComplexNumberAEntry complexNumber = (ComplexNumberAEntry) ForeignAccess.getReceiver(frame);
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187 String name = TckLanguage.expectString(ForeignAccess.getArguments(frame).get(0));
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188 if (name.equals(ComplexNumber.IMAGINARY_IDENTIFIER)) {
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189 return complexNumber.numbers.data[complexNumber.index * 2 + 1];
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190 } else if (name.equals(ComplexNumber.REAL_IDENTIFIER)) {
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191 return complexNumber.numbers.data[complexNumber.index * 2];
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192 } else {
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193 throw new IllegalArgumentException();
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194 }
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195 }
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196 }
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197
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198 private static class ComplexNumbersAEntryWriteNode extends RootNode {
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199 protected ComplexNumbersAEntryWriteNode() {
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200 super(TckLanguage.class, null, null);
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201 }
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202
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203 @Override
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204 public Object execute(VirtualFrame frame) {
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205 ComplexNumberAEntry complexNumber = (ComplexNumberAEntry) ForeignAccess.getReceiver(frame);
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206 String name = TckLanguage.expectString(ForeignAccess.getArguments(frame).get(0));
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207 Number value = TckLanguage.expectNumber(ForeignAccess.getArguments(frame).get(1));
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208 if (name.equals(ComplexNumber.IMAGINARY_IDENTIFIER)) {
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209 complexNumber.numbers.data[complexNumber.index * 2 + 1] = value.doubleValue();
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210 } else if (name.equals(ComplexNumber.REAL_IDENTIFIER)) {
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211 complexNumber.numbers.data[complexNumber.index * 2] = value.doubleValue();
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212 } else {
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213 throw new IllegalArgumentException();
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214 }
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215 return value;
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216 }
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217
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218 }
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219 }
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220
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221 }
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222 }