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annotate truffle/com.oracle.truffle.tck/src/com/oracle/truffle/tck/MaxMinObject.java @ 22046:e7c2d36daf72

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TruffleLanguage.parse method to convert a source to CallTarget. Basic caching to make sure the code is shared among tenants in one JVM.
author Jaroslav Tulach <jaroslav.tulach@oracle.com>
date Thu, 30 Jul 2015 17:36:34 +0200
parents 5bc7f7b867ab
children 78c3d3d8d86e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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21960
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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
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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6 * under the terms of the GNU General Public License version 2 only, as
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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7 * published by the Free Software Foundation. Oracle designates this
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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8 * particular file as subject to the "Classpath" exception as provided
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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9 * by Oracle in the LICENSE file that accompanied this code.
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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10 *
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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14 * version 2 for more details (a copy is included in the LICENSE file that
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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15 * accompanied this code).
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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16 *
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17 * You should have received a copy of the GNU General Public License version
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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18 * 2 along with this work; if not, write to the Free Software Foundation,
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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20 *
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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22 * or visit www.oracle.com if you need additional information or have any
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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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.TruffleLanguage;
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31 import com.oracle.truffle.api.dsl.NodeChild;
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32 import com.oracle.truffle.api.dsl.NodeChildren;
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33 import com.oracle.truffle.api.dsl.Specialization;
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34 import com.oracle.truffle.api.frame.VirtualFrame;
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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35 import com.oracle.truffle.api.interop.ForeignAccess;
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
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36 import com.oracle.truffle.api.interop.Message;
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37 import com.oracle.truffle.api.interop.TruffleObject;
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38 import com.oracle.truffle.api.nodes.Node;
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39 import com.oracle.truffle.api.nodes.RootNode;
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40
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41 final class MaxMinObject implements TruffleObject {
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42 private final boolean max;
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43
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44 public MaxMinObject(boolean max) {
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45 this.max = max;
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46 }
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47
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48 @Override
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49 public ForeignAccess getForeignAccess() {
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50 return ForeignAccess.create(MaxMinObject.class, new AF());
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51 }
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52
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53 static final class AF implements ForeignAccess.Factory10 {
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54 @Override
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55 public CallTarget accessIsNull() {
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56 return null;
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57 }
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58
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59 @Override
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60 public CallTarget accessIsExecutable() {
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61 return null;
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62 }
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63
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64 @Override
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65 public CallTarget accessIsBoxed() {
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66 return null;
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67 }
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68
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69 @Override
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70 public CallTarget accessHasSize() {
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71 return null;
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72 }
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73
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74 @Override
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75 public CallTarget accessGetSize() {
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76 return null;
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77 }
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78
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79 @Override
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80 public CallTarget accessUnbox() {
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81 return null;
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82 }
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83
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84 @Override
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85 public CallTarget accessRead() {
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86 return null;
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87 }
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88
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89 @Override
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90 public CallTarget accessWrite() {
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91 return null;
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92 }
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93
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94 @Override
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95 public CallTarget accessExecute(int argumentsLength) {
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96 if (argumentsLength == 2) {
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97 MaxMinNode maxNode = MaxMinObjectFactory.MaxMinNodeGen.create(new ReadReceiverNode(), MaxMinObjectFactory.UnboxNodeGen.create(new ReadArgNode(0)),
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98 MaxMinObjectFactory.UnboxNodeGen.create(new ReadArgNode(1)));
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99 return Truffle.getRuntime().createCallTarget(maxNode);
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100 }
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101 return null;
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102 }
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103
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104 @Override
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105 public CallTarget accessInvoke(int argumentsLength) {
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106 return null;
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107 }
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108
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109 @Override
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110 public CallTarget accessMessage(Message unknown) {
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111 return null;
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112 }
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113 }
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114
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115 static class ReadArgNode extends Node {
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116 private final int argIndex;
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117
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118 public ReadArgNode(int argIndex) {
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119 this.argIndex = argIndex;
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120 }
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121
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122 public Object execute(VirtualFrame frame) {
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123 return ForeignAccess.getArguments(frame).get(argIndex);
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124 }
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125 }
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126
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127 static class ReadReceiverNode extends Node {
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128 public Object execute(VirtualFrame frame) {
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129 return ForeignAccess.getReceiver(frame);
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130 }
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131 }
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132
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133 @NodeChildren({@NodeChild(value = "valueNode", type = ReadArgNode.class)})
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134 abstract static class UnboxNode extends Node {
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135 @Child private Node unbox;
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136 @Child private Node isBoxed;
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137
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138 public abstract Object executeUnbox(VirtualFrame frame);
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139
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140 @Specialization
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141 public int executeUnbox(int value) {
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142 return value;
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143 }
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144
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145 @Specialization
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146 public long executeUnbox(long value) {
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147 return value;
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148 }
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149
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150 @Specialization
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151 public String executeUnbox(String value) {
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152 return value;
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153 }
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154
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155 @Specialization(guards = "isBoxedPrimitive(frame, foreignValue)")
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156 public Object executeUnbox(VirtualFrame frame, TruffleObject foreignValue) {
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157 if (unbox == null) {
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158 CompilerDirectives.transferToInterpreterAndInvalidate();
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159 unbox = insert(Message.UNBOX.createNode());
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160 }
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161 return ForeignAccess.execute(unbox, frame, foreignValue);
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162 }
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163
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164 protected final boolean isBoxedPrimitive(VirtualFrame frame, TruffleObject object) {
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165 if (isBoxed == null) {
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166 CompilerDirectives.transferToInterpreterAndInvalidate();
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167 isBoxed = insert(Message.IS_BOXED.createNode());
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168 }
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169 return (boolean) ForeignAccess.execute(isBoxed, frame, object);
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170 }
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171
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172 }
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173
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174 @NodeChildren({@NodeChild(value = "receiver", type = ReadReceiverNode.class), @NodeChild(value = "firstNode", type = UnboxNode.class), @NodeChild(value = "secondNode", type = UnboxNode.class)})
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175 abstract static class MaxMinNode extends RootNode {
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176
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177 MaxMinNode() {
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178 super(MMLanguage.class, null, null);
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179 }
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180
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181 @Specialization
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182 public int execute(MaxMinObject receiver, int first, int second) {
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183 return receiver.max ? Math.max(first, second) : Math.min(first, second);
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184 }
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185
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186 @Specialization
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187 public long execute(MaxMinObject receiver, long first, long second) {
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188 return receiver.max ? Math.max(first, second) : Math.min(first, second);
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189 }
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190
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191 @Specialization
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192 public double execute(MaxMinObject receiver, double first, double second) {
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193 return receiver.max ? Math.max(first, second) : Math.min(first, second);
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194 }
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195 }
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196
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197 private abstract class MMLanguage extends TruffleLanguage {
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198 public MMLanguage(Env env) {
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199 super(env);
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200 }
5bc7f7b867ab Making debugger always on for each TruffleVM execution. Introducing EventConsumer to process such debugger events. Requesting each RootNode to be associated with a TruffleLanguage, so debugger can find out proper context for each Node where executions gets suspended.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents: 21960
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21960
a88981c5ce8b Initial test for Java Interop: Perform callback to Math.min and Math.max via TruffleObject and Message.createExecute(2).
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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202 }