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annotate graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/model/TypeSystemData.java @ 16818:8169deda04bb

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Truffle-DSL: introduced identifiers for type matching.
author Christian Humer <christian.humer@gmail.com>
date Wed, 13 Aug 2014 18:06:18 +0200
parents b8470fcec3a3
children 0370880ac9ce
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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.truffle.dsl.processor.model;
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25 import java.util.*;
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27 import javax.lang.model.element.*;
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28 import javax.lang.model.type.*;
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29
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30 import com.oracle.truffle.dsl.processor.*;
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31 import com.oracle.truffle.dsl.processor.java.*;
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33 public class TypeSystemData extends Template {
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34
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35 private List<TypeData> types;
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36 private List<TypeMirror> primitiveTypeMirrors = new ArrayList<>();
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37 private List<TypeMirror> boxedTypeMirrors = new ArrayList<>();
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38 private Map<String, TypeData> cachedTypes = new HashMap<>();
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39
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40 private List<ImplicitCastData> implicitCasts;
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41 private List<TypeCastData> casts;
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42 private List<TypeCheckData> checks;
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43
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44 private TypeMirror genericType;
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45 private TypeData voidType;
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46
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47 public TypeSystemData(ProcessorContext context, TypeElement templateType, AnnotationMirror annotation) {
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48 super(context, templateType, null, annotation);
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49 }
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50
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51 @Override
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52 public TypeSystemData getTypeSystem() {
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53 return this;
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54 }
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55
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56 public void setTypes(List<TypeData> types) {
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57 this.types = types;
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58 if (types != null) {
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59 for (TypeData typeData : types) {
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60 primitiveTypeMirrors.add(typeData.getPrimitiveType());
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61 boxedTypeMirrors.add(typeData.getBoxedType());
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62 cachedTypes.put(ElementUtils.getUniqueIdentifier(typeData.getPrimitiveType()), typeData);
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63 }
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64 }
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65 }
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66
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67 public void setImplicitCasts(List<ImplicitCastData> implicitCasts) {
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68 this.implicitCasts = implicitCasts;
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69 }
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70
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71 public List<ImplicitCastData> getImplicitCasts() {
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72 return implicitCasts;
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73 }
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74
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75 public void setCasts(List<TypeCastData> casts) {
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76 this.casts = casts;
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77 }
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78
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79 public void setChecks(List<TypeCheckData> checks) {
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80 this.checks = checks;
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81 }
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82
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83 public void setGenericType(TypeMirror genericType) {
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84 this.genericType = genericType;
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85 }
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86
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87 public void setVoidType(TypeData voidType) {
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88 this.voidType = voidType;
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89 }
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90
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91 @Override
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92 protected List<MessageContainer> findChildContainers() {
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93 List<MessageContainer> sinks = new ArrayList<>();
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94 if (types != null) {
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95 sinks.addAll(types);
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96 }
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97 if (checks != null) {
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98 sinks.addAll(checks);
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99 }
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100 if (casts != null) {
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101 sinks.addAll(casts);
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102 }
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103 if (implicitCasts != null) {
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104 sinks.addAll(implicitCasts);
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105 }
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106 return sinks;
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107 }
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108
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109 public TypeData getVoidType() {
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110 return voidType;
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111 }
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112
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113 public List<TypeMirror> getBoxedTypeMirrors() {
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114 return boxedTypeMirrors;
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115 }
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116
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117 public List<TypeMirror> getPrimitiveTypeMirrors() {
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118 return primitiveTypeMirrors;
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119 }
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120
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121 public List<TypeData> getTypes() {
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122 return types;
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123 }
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124
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125 public TypeMirror getGenericType() {
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126 return genericType;
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127 }
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128
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129 public TypeData getGenericTypeData() {
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130 TypeData result = types.get(types.size() - 1);
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131 assert result.getBoxedType() == genericType;
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132 return result;
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133 }
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134
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135 public TypeData findType(String simpleName) {
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136 for (TypeData type : types) {
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137 if (ElementUtils.getSimpleName(type.getBoxedType()).equals(simpleName)) {
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138 return type;
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139 }
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140 }
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141 return null;
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142 }
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143
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144 public TypeData findTypeData(TypeMirror type) {
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145 if (ElementUtils.typeEquals(voidType.getPrimitiveType(), type)) {
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146 return voidType;
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147 }
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148
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149 int index = findType(type);
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150 if (index == -1) {
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151 return null;
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152 }
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153 return types.get(index);
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154 }
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155
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156 public int findType(TypeMirror type) {
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157 TypeData data = cachedTypes.get(ElementUtils.getUniqueIdentifier(type));
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158 if (data != null) {
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159 return data.getIndex();
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160 }
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161 return -1;
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162 }
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163
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164 @Override
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165 public String toString() {
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166 return getClass().getSimpleName() + "[template = " + ElementUtils.getSimpleName(getTemplateType()) + ", types = " + types + "]";
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167 }
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168
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169 public List<ImplicitCastData> lookupByTargetType(TypeData targetType) {
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170 if (getImplicitCasts() == null) {
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171 return Collections.emptyList();
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172 }
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173 List<ImplicitCastData> foundCasts = new ArrayList<>();
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174 for (ImplicitCastData cast : getImplicitCasts()) {
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175 if (cast.getTargetType().equals(targetType)) {
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176 foundCasts.add(cast);
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177 }
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178 }
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179 return foundCasts;
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180 }
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181
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182 public ImplicitCastData lookupCast(TypeData sourceType, TypeData targetType) {
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183 if (getImplicitCasts() == null) {
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184 return null;
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185 }
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186 for (ImplicitCastData cast : getImplicitCasts()) {
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187 if (cast.getSourceType().equals(sourceType) && cast.getTargetType().equals(targetType)) {
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188 return cast;
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189 }
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190 }
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191 return null;
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192 }
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193
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194 public List<TypeData> lookupSourceTypes(TypeData type) {
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195 List<TypeData> sourceTypes = new ArrayList<>();
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196 sourceTypes.add(type);
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197 if (getImplicitCasts() != null) {
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198 for (ImplicitCastData cast : getImplicitCasts()) {
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199 if (cast.getTargetType() == type) {
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200 sourceTypes.add(cast.getSourceType());
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201 }
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202 }
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203 }
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204 Collections.sort(sourceTypes);
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205 return sourceTypes;
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206 }
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207
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208 }