1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // TypeData.cc -- |
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8 | // |
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9 | // Author : Rodolfo G. Esteves |
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10 | // Created On : Sat May 16 15:12:51 2015 |
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11 | // Last Modified By : Peter A. Buhr |
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12 | // Last Modified On : Mon Sep 12 21:11:22 2016 |
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13 | // Update Count : 377 |
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14 | // |
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15 | |
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16 | #include <cassert> |
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17 | #include <algorithm> |
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18 | #include <iterator> |
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19 | #include "Common/utility.h" |
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20 | #include "TypeData.h" |
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21 | #include "SynTree/Type.h" |
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22 | #include "SynTree/Declaration.h" |
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23 | #include "SynTree/Expression.h" |
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24 | #include "SynTree/Statement.h" |
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25 | #include "SynTree/Initializer.h" |
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26 | |
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27 | TypeData::TypeData( Kind k ) : kind( k ), base( 0 ), forall( 0 ) { |
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28 | switch ( kind ) { |
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29 | case Unknown: |
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30 | case Pointer: |
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31 | case EnumConstant: |
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32 | // nothing else to initialize |
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33 | break; |
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34 | case Basic: |
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35 | // basic = new Basic_t; |
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36 | break; |
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37 | case Array: |
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38 | // array = new Array_t; |
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39 | array.dimension = 0; |
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40 | array.isVarLen = false; |
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41 | array.isStatic = false; |
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42 | break; |
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43 | case Function: |
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44 | // function = new Function_t; |
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45 | function.params = 0; |
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46 | function.idList = 0; |
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47 | function.oldDeclList = 0; |
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48 | function.body = 0; |
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49 | function.hasBody = false; |
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50 | function.newStyle = false; |
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51 | break; |
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52 | case Aggregate: |
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53 | // aggregate = new Aggregate_t; |
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54 | aggregate.params = 0; |
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55 | aggregate.actuals = 0; |
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56 | aggregate.fields = 0; |
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57 | break; |
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58 | case AggregateInst: |
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59 | // aggInst = new AggInst_t; |
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60 | aggInst.aggregate = 0; |
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61 | aggInst.params = 0; |
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62 | break; |
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63 | case Enum: |
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64 | // enumeration = new Enumeration_t; |
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65 | enumeration.constants = 0; |
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66 | break; |
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67 | case Symbolic: |
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68 | case SymbolicInst: |
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69 | // symbolic = new Symbolic_t; |
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70 | symbolic.params = 0; |
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71 | symbolic.actuals = 0; |
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72 | symbolic.assertions = 0; |
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73 | break; |
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74 | case Variable: |
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75 | // variable = new Variable_t; |
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76 | // variable.tyClass = DeclarationNode::Type; |
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77 | // variable.assertions = 0; |
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78 | break; |
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79 | case Tuple: |
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80 | // tuple = new Tuple_t; |
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81 | tuple = nullptr; |
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82 | break; |
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83 | case Typeof: |
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84 | // typeexpr = new Typeof_t; |
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85 | typeexpr = nullptr; |
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86 | break; |
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87 | case Attr: |
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88 | // attr = new Attr_t; |
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89 | // attr.expr = nullptr; |
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90 | // attr.type = nullptr; |
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91 | break; |
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92 | case Builtin: |
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93 | // builtin = new Builtin_t; |
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94 | break; |
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95 | } // switch |
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96 | } // TypeData::TypeData |
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97 | |
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98 | TypeData::~TypeData() { |
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99 | delete base; |
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100 | delete forall; |
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101 | |
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102 | switch ( kind ) { |
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103 | case Unknown: |
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104 | case Pointer: |
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105 | case EnumConstant: |
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106 | // nothing to destroy |
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107 | break; |
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108 | case Basic: |
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109 | // delete basic; |
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110 | break; |
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111 | case Array: |
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112 | delete array.dimension; |
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113 | // delete array; |
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114 | break; |
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115 | case Function: |
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116 | delete function.params; |
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117 | delete function.idList; |
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118 | delete function.oldDeclList; |
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119 | delete function.body; |
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120 | // delete function; |
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121 | break; |
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122 | case Aggregate: |
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123 | delete aggregate.params; |
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124 | delete aggregate.actuals; |
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125 | delete aggregate.fields; |
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126 | // delete aggregate; |
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127 | break; |
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128 | case AggregateInst: |
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129 | delete aggInst.aggregate; |
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130 | delete aggInst.params; |
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131 | // delete aggInst; |
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132 | break; |
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133 | case Enum: |
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134 | delete enumeration.constants; |
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135 | // delete enumeration; |
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136 | break; |
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137 | case Symbolic: |
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138 | case SymbolicInst: |
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139 | delete symbolic.params; |
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140 | delete symbolic.actuals; |
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141 | delete symbolic.assertions; |
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142 | // delete symbolic; |
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143 | break; |
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144 | case Variable: |
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145 | // delete variable.assertions; |
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146 | // delete variable; |
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147 | break; |
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148 | case Tuple: |
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149 | // delete tuple->members; |
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150 | delete tuple; |
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151 | break; |
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152 | case Typeof: |
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153 | // delete typeexpr->expr; |
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154 | delete typeexpr; |
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155 | break; |
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156 | case Attr: |
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157 | // delete attr.expr; |
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158 | // delete attr.type; |
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159 | // delete attr; |
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160 | break; |
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161 | case Builtin: |
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162 | // delete builtin; |
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163 | break; |
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164 | } // switch |
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165 | } // TypeData::~TypeData |
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166 | |
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167 | TypeData * TypeData::clone() const { |
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168 | TypeData * newtype = new TypeData( kind ); |
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169 | newtype->qualifiers = qualifiers; |
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170 | newtype->base = maybeClone( base ); |
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171 | newtype->forall = maybeClone( forall ); |
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172 | |
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173 | switch ( kind ) { |
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174 | case Unknown: |
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175 | case EnumConstant: |
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176 | case Pointer: |
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177 | // nothing else to copy |
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178 | break; |
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179 | case Basic: |
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180 | newtype->basictype = basictype; |
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181 | newtype->complextype = complextype; |
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182 | newtype->signedness = signedness; |
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183 | newtype->length = length; |
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184 | break; |
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185 | case Array: |
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186 | newtype->array.dimension = maybeClone( array.dimension ); |
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187 | newtype->array.isVarLen = array.isVarLen; |
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188 | newtype->array.isStatic = array.isStatic; |
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189 | break; |
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190 | case Function: |
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191 | newtype->function.params = maybeClone( function.params ); |
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192 | newtype->function.idList = maybeClone( function.idList ); |
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193 | newtype->function.oldDeclList = maybeClone( function.oldDeclList ); |
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194 | newtype->function.body = maybeClone( function.body ); |
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195 | newtype->function.hasBody = function.hasBody; |
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196 | newtype->function.newStyle = function.newStyle; |
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197 | break; |
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198 | case Aggregate: |
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199 | newtype->aggregate.params = maybeClone( aggregate.params ); |
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200 | newtype->aggregate.actuals = maybeClone( aggregate.actuals ); |
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201 | newtype->aggregate.fields = maybeClone( aggregate.fields ); |
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202 | newtype->aggregate.name = aggregate.name; |
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203 | newtype->aggregate.kind = aggregate.kind; |
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204 | newtype->aggregate.body = aggregate.body; |
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205 | break; |
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206 | case AggregateInst: |
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207 | newtype->aggInst.aggregate = maybeClone( aggInst.aggregate ); |
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208 | newtype->aggInst.params = maybeClone( aggInst.params ); |
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209 | break; |
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210 | case Enum: |
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211 | newtype->enumeration.name = enumeration.name; |
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212 | newtype->enumeration.constants = maybeClone( enumeration.constants ); |
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213 | break; |
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214 | case Symbolic: |
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215 | case SymbolicInst: |
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216 | newtype->symbolic.params = maybeClone( symbolic.params ); |
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217 | newtype->symbolic.actuals = maybeClone( symbolic.actuals ); |
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218 | newtype->symbolic.assertions = maybeClone( symbolic.assertions ); |
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219 | newtype->symbolic.isTypedef = symbolic.isTypedef; |
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220 | newtype->symbolic.name = symbolic.name; |
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221 | break; |
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222 | case Variable: |
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223 | assert( false ); |
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224 | // newtype->variable.assertions = maybeClone( variable.assertions ); |
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225 | // newtype->variable.name = variable.name; |
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226 | // newtype->variable.tyClass = variable.tyClass; |
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227 | break; |
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228 | case Tuple: |
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229 | newtype->tuple = maybeClone( tuple ); |
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230 | break; |
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231 | case Typeof: |
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232 | newtype->typeexpr = maybeClone( typeexpr ); |
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233 | break; |
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234 | case Attr: |
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235 | assert( false ); |
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236 | // newtype->attr.expr = maybeClone( attr.expr ); |
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237 | // newtype->attr.type = maybeClone( attr.type ); |
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238 | break; |
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239 | case Builtin: |
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240 | assert( false ); |
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241 | // newtype->builtin = builtin; |
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242 | break; |
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243 | } // switch |
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244 | return newtype; |
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245 | } // TypeData::clone |
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246 | |
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247 | void TypeData::print( std::ostream &os, int indent ) const { |
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248 | using std::endl; |
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249 | using std::string; |
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250 | |
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251 | for ( int i = 0; i < DeclarationNode::NoQualifier; i += 1 ) { |
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252 | if ( qualifiers[i] ) os << DeclarationNode::qualifierName[ i ] << ' '; |
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253 | } // for |
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254 | |
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255 | if ( forall ) { |
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256 | os << "forall " << endl; |
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257 | forall->printList( os, indent + 4 ); |
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258 | } // if |
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259 | |
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260 | switch ( kind ) { |
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261 | case Unknown: |
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262 | os << "entity of unknown type "; |
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263 | break; |
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264 | case Pointer: |
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265 | os << "pointer "; |
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266 | if ( base ) { |
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267 | os << "to "; |
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268 | base->print( os, indent ); |
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269 | } // if |
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270 | break; |
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271 | case EnumConstant: |
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272 | os << "enumeration constant "; |
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273 | break; |
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274 | case Basic: |
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275 | if ( signedness != DeclarationNode::NoSignedness ) os << DeclarationNode::signednessName[ signedness ] << " "; |
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276 | if ( length != DeclarationNode::NoLength ) os << DeclarationNode::lengthName[ length ] << " "; |
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277 | assert( basictype != DeclarationNode::NoBasicType ); |
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278 | os << DeclarationNode::basicTypeName[ basictype ] << " "; |
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279 | if ( complextype != DeclarationNode::NoComplexType ) os << DeclarationNode::complexTypeName[ complextype ] << " "; |
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280 | break; |
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281 | case Array: |
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282 | if ( array.isStatic ) { |
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283 | os << "static "; |
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284 | } // if |
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285 | if ( array.dimension ) { |
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286 | os << "array of "; |
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287 | array.dimension->printOneLine( os, indent ); |
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288 | } else if ( array.isVarLen ) { |
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289 | os << "variable-length array of "; |
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290 | } else { |
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291 | os << "open array of "; |
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292 | } // if |
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293 | if ( base ) { |
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294 | base->print( os, indent ); |
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295 | } // if |
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296 | break; |
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297 | case Function: |
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298 | os << "function" << endl; |
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299 | if ( function.params ) { |
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300 | os << string( indent + 2, ' ' ) << "with parameters " << endl; |
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301 | function.params->printList( os, indent + 4 ); |
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302 | } else { |
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303 | os << string( indent + 2, ' ' ) << "with no parameters " << endl; |
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304 | } // if |
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305 | if ( function.idList ) { |
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306 | os << string( indent + 2, ' ' ) << "with old-style identifier list " << endl; |
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307 | function.idList->printList( os, indent + 4 ); |
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308 | } // if |
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309 | if ( function.oldDeclList ) { |
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310 | os << string( indent + 2, ' ' ) << "with old-style declaration list " << endl; |
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311 | function.oldDeclList->printList( os, indent + 4 ); |
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312 | } // if |
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313 | os << string( indent + 2, ' ' ) << "returning "; |
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314 | if ( base ) { |
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315 | base->print( os, indent + 4 ); |
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316 | } else { |
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317 | os << "nothing "; |
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318 | } // if |
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319 | os << endl; |
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320 | if ( function.hasBody ) { |
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321 | os << string( indent + 2, ' ' ) << "with body " << endl; |
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322 | } // if |
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323 | if ( function.body ) { |
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324 | function.body->printList( os, indent + 2 ); |
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325 | } // if |
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326 | break; |
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327 | case Aggregate: |
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328 | os << DeclarationNode::aggregateName[ aggregate.kind ] << ' ' << aggregate.name << endl; |
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329 | if ( aggregate.params ) { |
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330 | os << string( indent + 2, ' ' ) << "with type parameters " << endl; |
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331 | aggregate.params->printList( os, indent + 4 ); |
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332 | } // if |
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333 | if ( aggregate.actuals ) { |
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334 | os << string( indent + 2, ' ' ) << "instantiated with actual parameters " << endl; |
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335 | aggregate.actuals->printList( os, indent + 4 ); |
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336 | } // if |
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337 | if ( aggregate.fields ) { |
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338 | os << string( indent + 2, ' ' ) << "with members " << endl; |
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339 | aggregate.fields->printList( os, indent + 4 ); |
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340 | } // if |
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341 | if ( aggregate.body ) { |
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342 | os << string( indent + 2, ' ' ) << " with body " << endl; |
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343 | } // if |
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344 | break; |
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345 | case AggregateInst: |
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346 | if ( aggInst.aggregate ) { |
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347 | os << "instance of " ; |
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348 | aggInst.aggregate->print( os, indent ); |
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349 | } else { |
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350 | os << "instance of an unspecified aggregate "; |
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351 | } // if |
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352 | if ( aggInst.params ) { |
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353 | os << string( indent + 2, ' ' ) << "with parameters " << endl; |
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354 | aggInst.params->printList( os, indent + 2 ); |
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355 | } // if |
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356 | break; |
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357 | case Enum: |
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358 | os << "enumeration "; |
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359 | if ( enumeration.constants ) { |
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360 | os << "with constants" << endl; |
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361 | enumeration.constants->printList( os, indent + 2 ); |
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362 | } // if |
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363 | break; |
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364 | case SymbolicInst: |
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365 | os << "instance of type " << symbolic.name; |
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366 | if ( symbolic.actuals ) { |
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367 | os << " with parameters" << endl; |
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368 | symbolic.actuals->printList( os, indent + 2 ); |
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369 | } // if |
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370 | break; |
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371 | case Symbolic: |
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372 | if ( symbolic.isTypedef ) { |
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373 | os << "typedef definition "; |
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374 | } else { |
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375 | os << "type definition "; |
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376 | } // if |
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377 | if ( symbolic.params ) { |
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378 | os << endl << string( indent + 2, ' ' ) << "with parameters" << endl; |
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379 | symbolic.params->printList( os, indent + 2 ); |
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380 | } // if |
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381 | if ( symbolic.assertions ) { |
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382 | os << endl << string( indent + 2, ' ' ) << "with assertions" << endl; |
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383 | symbolic.assertions->printList( os, indent + 4 ); |
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384 | os << string( indent + 2, ' ' ); |
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385 | } // if |
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386 | if ( base ) { |
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387 | os << "for "; |
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388 | base->print( os, indent + 2 ); |
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389 | } // if |
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390 | break; |
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391 | case Variable: |
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392 | // os << DeclarationNode::typeClassName[ variable.tyClass ] << " variable "; |
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393 | // if ( variable.assertions ) { |
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394 | // os << endl << string( indent + 2, ' ' ) << "with assertions" << endl; |
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395 | // variable.assertions->printList( os, indent + 4 ); |
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396 | // os << string( indent + 2, ' ' ); |
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397 | // } // if |
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398 | break; |
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399 | case Tuple: |
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400 | os << "tuple "; |
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401 | if ( tuple ) { |
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402 | os << "with members " << endl; |
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403 | tuple->printList( os, indent + 2 ); |
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404 | } // if |
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405 | break; |
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406 | case Typeof: |
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407 | os << "type-of expression "; |
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408 | if ( typeexpr ) { |
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409 | typeexpr->print( os, indent + 2 ); |
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410 | } // if |
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411 | break; |
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412 | case Attr: |
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413 | // os << "attribute type decl " << attr.name << " applied to "; |
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414 | // if ( attr.expr ) { |
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415 | // attr.expr->print( os, indent + 2 ); |
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416 | // } // if |
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417 | // if ( attr.type ) { |
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418 | // attr.type->print( os, indent + 2 ); |
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419 | // } // if |
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420 | break; |
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421 | case Builtin: |
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422 | os << "gcc builtin type"; |
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423 | break; |
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424 | default: |
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425 | os << "internal error: TypeData::print " << kind << endl; |
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426 | assert( false ); |
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427 | } // switch |
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428 | } // TypeData::print |
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429 | |
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430 | void buildForall( const DeclarationNode * firstNode, std::list< TypeDecl* > &outputList ) { |
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431 | buildList( firstNode, outputList ); |
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432 | for ( std::list< TypeDecl* >::iterator i = outputList.begin(); i != outputList.end(); ++i ) { |
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433 | if ( (*i)->get_kind() == TypeDecl::Any ) { |
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434 | // add assertion parameters to `type' tyvars in reverse order |
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435 | // add dtor: void ^?{}(T *) |
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436 | FunctionType * dtorType = new FunctionType( Type::Qualifiers(), false ); |
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437 | dtorType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new PointerType( Type::Qualifiers(), new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ) ), 0 ) ); |
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438 | (*i)->get_assertions().push_front( new FunctionDecl( "^?{}", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, dtorType, 0, false, false ) ); |
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439 | |
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440 | // add copy ctor: void ?{}(T *, T) |
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441 | FunctionType * copyCtorType = new FunctionType( Type::Qualifiers(), false ); |
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442 | copyCtorType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new PointerType( Type::Qualifiers(), new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ) ), 0 ) ); |
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443 | copyCtorType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ), 0 ) ); |
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444 | (*i)->get_assertions().push_front( new FunctionDecl( "?{}", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, copyCtorType, 0, false, false ) ); |
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445 | |
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446 | // add default ctor: void ?{}(T *) |
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447 | FunctionType * ctorType = new FunctionType( Type::Qualifiers(), false ); |
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448 | ctorType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new PointerType( Type::Qualifiers(), new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ) ), 0 ) ); |
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449 | (*i)->get_assertions().push_front( new FunctionDecl( "?{}", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, ctorType, 0, false, false ) ); |
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450 | |
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451 | // add assignment operator: T * ?=?(T *, T) |
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452 | FunctionType * assignType = new FunctionType( Type::Qualifiers(), false ); |
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453 | assignType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new PointerType( Type::Qualifiers(), new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ) ), 0 ) ); |
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454 | assignType->get_parameters().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ), 0 ) ); |
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455 | assignType->get_returnVals().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new TypeInstType( Type::Qualifiers(), (*i)->get_name(), *i ), 0 ) ); |
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456 | (*i)->get_assertions().push_front( new FunctionDecl( "?=?", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, assignType, 0, false, false ) ); |
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457 | } // if |
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458 | } // for |
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459 | } |
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460 | |
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461 | Type * typebuild( const TypeData * td ) { |
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462 | assert( td ); |
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463 | switch ( td->kind ) { |
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464 | case TypeData::Unknown: |
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465 | // fill in implicit int |
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466 | return new BasicType( buildQualifiers( td ), BasicType::SignedInt ); |
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467 | case TypeData::Basic: |
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468 | return buildBasicType( td ); |
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469 | case TypeData::Pointer: |
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470 | return buildPointer( td ); |
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471 | case TypeData::Array: |
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472 | return buildArray( td ); |
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473 | case TypeData::Function: |
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474 | return buildFunction( td ); |
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475 | case TypeData::AggregateInst: |
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476 | return buildAggInst( td ); |
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477 | case TypeData::EnumConstant: |
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478 | // the name gets filled in later -- by SymTab::Validate |
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479 | return new EnumInstType( buildQualifiers( td ), "" ); |
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480 | case TypeData::SymbolicInst: |
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481 | return buildSymbolicInst( td );; |
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482 | case TypeData::Tuple: |
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483 | return buildTuple( td ); |
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484 | case TypeData::Typeof: |
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485 | return buildTypeof( td ); |
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486 | case TypeData::Builtin: |
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487 | return new VarArgsType( buildQualifiers( td ) ); |
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488 | case TypeData::Attr: |
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489 | assert( false ); |
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490 | return buildAttr( td ); |
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491 | case TypeData::Symbolic: |
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492 | case TypeData::Enum: |
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493 | case TypeData::Aggregate: |
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494 | case TypeData::Variable: |
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495 | assert( false ); |
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496 | } // switch |
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497 | return 0; |
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498 | } // typebuild |
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499 | |
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500 | TypeData * typeextractAggregate( const TypeData * td, bool toplevel ) { |
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501 | TypeData * ret = 0; |
---|
502 | |
---|
503 | switch ( td->kind ) { |
---|
504 | case TypeData::Aggregate: |
---|
505 | if ( ! toplevel && td->aggregate.fields ) { |
---|
506 | ret = td->clone(); |
---|
507 | } // if |
---|
508 | break; |
---|
509 | case TypeData::Enum: |
---|
510 | if ( ! toplevel && td->enumeration.constants ) { |
---|
511 | ret = td->clone(); |
---|
512 | } // if |
---|
513 | break; |
---|
514 | case TypeData::AggregateInst: |
---|
515 | if ( td->aggInst.aggregate ) { |
---|
516 | ret = typeextractAggregate( td->aggInst.aggregate, false ); |
---|
517 | } // if |
---|
518 | break; |
---|
519 | default: |
---|
520 | if ( td->base ) { |
---|
521 | ret = typeextractAggregate( td->base, false ); |
---|
522 | } // if |
---|
523 | } // switch |
---|
524 | return ret; |
---|
525 | } // typeextractAggregate |
---|
526 | |
---|
527 | Type::Qualifiers buildQualifiers( const TypeData * td ) { |
---|
528 | Type::Qualifiers q; |
---|
529 | q.isConst = td->qualifiers[ DeclarationNode::Const ]; |
---|
530 | q.isVolatile = td->qualifiers[ DeclarationNode::Volatile ]; |
---|
531 | q.isRestrict = td->qualifiers[ DeclarationNode::Restrict ]; |
---|
532 | q.isLvalue = td->qualifiers[ DeclarationNode::Lvalue ]; |
---|
533 | q.isAtomic = td->qualifiers[ DeclarationNode::Atomic ];; |
---|
534 | return q; |
---|
535 | } // buildQualifiers |
---|
536 | |
---|
537 | Type * buildBasicType( const TypeData * td ) { |
---|
538 | BasicType::Kind ret; |
---|
539 | |
---|
540 | switch ( td->basictype ) { |
---|
541 | case DeclarationNode::Void: |
---|
542 | if ( td->signedness != DeclarationNode::NoSignedness && td->length != DeclarationNode::NoLength ) { |
---|
543 | throw SemanticError( "invalid type specifier \"void\" in type: ", td ); |
---|
544 | } // if |
---|
545 | |
---|
546 | return new VoidType( buildQualifiers( td ) ); |
---|
547 | break; |
---|
548 | |
---|
549 | case DeclarationNode::Bool: |
---|
550 | if ( td->signedness != DeclarationNode::NoSignedness ) { |
---|
551 | throw SemanticError( std::string( "invalid type specifier " ) + DeclarationNode::signednessName[ td->signedness ] + " in type: ", td ); |
---|
552 | } // if |
---|
553 | if ( td->length != DeclarationNode::NoLength ) { |
---|
554 | throw SemanticError( std::string( "invalid type specifier " ) + DeclarationNode::lengthName[ td->length ] + " in type: ", td ); |
---|
555 | } // if |
---|
556 | |
---|
557 | ret = BasicType::Bool; |
---|
558 | break; |
---|
559 | |
---|
560 | case DeclarationNode::Char: |
---|
561 | // C11 Standard 6.2.5.15: The three types char, signed char, and unsigned char are collectively called the |
---|
562 | // character types. The implementation shall define char to have the same range, representation, and behavior as |
---|
563 | // either signed char or unsigned char. |
---|
564 | static BasicType::Kind chartype[] = { BasicType::SignedChar, BasicType::UnsignedChar, BasicType::Char }; |
---|
565 | |
---|
566 | if ( td->length != DeclarationNode::NoLength ) { |
---|
567 | throw SemanticError( std::string( "invalid type specifier " ) + DeclarationNode::lengthName[ td->length ] + " in type: ", td ); |
---|
568 | } // if |
---|
569 | |
---|
570 | ret = chartype[ td->signedness ]; |
---|
571 | break; |
---|
572 | |
---|
573 | case DeclarationNode::Int: |
---|
574 | static BasicType::Kind inttype[2][4] = { |
---|
575 | { BasicType::ShortSignedInt, BasicType::LongSignedInt, BasicType::LongLongSignedInt, BasicType::SignedInt }, |
---|
576 | { BasicType::ShortUnsignedInt, BasicType::LongUnsignedInt, BasicType::LongLongUnsignedInt, BasicType::UnsignedInt }, |
---|
577 | }; |
---|
578 | |
---|
579 | Integral: ; |
---|
580 | if ( td->signedness == DeclarationNode::NoSignedness ) { |
---|
581 | const_cast<TypeData *>(td)->signedness = DeclarationNode::Signed; |
---|
582 | } // if |
---|
583 | ret = inttype[ td->signedness ][ td->length ]; |
---|
584 | break; |
---|
585 | |
---|
586 | case DeclarationNode::Float: |
---|
587 | case DeclarationNode::Double: |
---|
588 | case DeclarationNode::LongDouble: // not set until below |
---|
589 | static BasicType::Kind floattype[3][3] = { |
---|
590 | { BasicType::FloatComplex, BasicType::DoubleComplex, BasicType::LongDoubleComplex }, |
---|
591 | { BasicType::FloatImaginary, BasicType::DoubleImaginary, BasicType::LongDoubleImaginary }, |
---|
592 | { BasicType::Float, BasicType::Double, BasicType::LongDouble }, |
---|
593 | }; |
---|
594 | |
---|
595 | FloatingPoint: ; |
---|
596 | if ( td->signedness != DeclarationNode::NoSignedness ) { |
---|
597 | throw SemanticError( std::string( "invalid type specifier " ) + DeclarationNode::signednessName[ td->signedness ] + " in type: ", td ); |
---|
598 | } // if |
---|
599 | if ( td->length == DeclarationNode::Short || td->length == DeclarationNode::LongLong ) { |
---|
600 | throw SemanticError( std::string( "invalid type specifier " ) + DeclarationNode::lengthName[ td->length ] + " in type: ", td ); |
---|
601 | } // if |
---|
602 | if ( td->basictype == DeclarationNode::Float && td->length == DeclarationNode::Long ) { |
---|
603 | throw SemanticError( "invalid type specifier \"long\" in type: ", td ); |
---|
604 | } // if |
---|
605 | if ( td->length == DeclarationNode::Long ) { |
---|
606 | const_cast<TypeData *>(td)->basictype = DeclarationNode::LongDouble; |
---|
607 | } // if |
---|
608 | |
---|
609 | ret = floattype[ td->complextype ][ td->basictype - DeclarationNode::Float ]; |
---|
610 | break; |
---|
611 | |
---|
612 | case DeclarationNode::NoBasicType: |
---|
613 | // No basic type in declaration => default double for Complex/Imaginary and int type for integral types |
---|
614 | if ( td->complextype == DeclarationNode::Complex || td->complextype == DeclarationNode::Imaginary ) { |
---|
615 | const_cast<TypeData *>(td)->basictype = DeclarationNode::Double; |
---|
616 | goto FloatingPoint; |
---|
617 | } // if |
---|
618 | |
---|
619 | const_cast<TypeData *>(td)->basictype = DeclarationNode::Int; |
---|
620 | goto Integral; |
---|
621 | } // switch |
---|
622 | |
---|
623 | BasicType * bt = new BasicType( buildQualifiers( td ), ret ); |
---|
624 | buildForall( td->forall, bt->get_forall() ); |
---|
625 | return bt; |
---|
626 | } // buildBasicType |
---|
627 | |
---|
628 | PointerType * buildPointer( const TypeData * td ) { |
---|
629 | PointerType * pt; |
---|
630 | if ( td->base ) { |
---|
631 | pt = new PointerType( buildQualifiers( td ), typebuild( td->base ) ); |
---|
632 | } else { |
---|
633 | pt = new PointerType( buildQualifiers( td ), new BasicType( Type::Qualifiers(), BasicType::SignedInt ) ); |
---|
634 | } // if |
---|
635 | buildForall( td->forall, pt->get_forall() ); |
---|
636 | return pt; |
---|
637 | } // buildPointer |
---|
638 | |
---|
639 | ArrayType * buildArray( const TypeData * td ) { |
---|
640 | ArrayType * at; |
---|
641 | if ( td->base ) { |
---|
642 | at = new ArrayType( buildQualifiers( td ), typebuild( td->base ), maybeBuild< Expression >( td->array.dimension ), |
---|
643 | td->array.isVarLen, td->array.isStatic ); |
---|
644 | } else { |
---|
645 | at = new ArrayType( buildQualifiers( td ), new BasicType( Type::Qualifiers(), BasicType::SignedInt ), |
---|
646 | maybeBuild< Expression >( td->array.dimension ), td->array.isVarLen, td->array.isStatic ); |
---|
647 | } // if |
---|
648 | buildForall( td->forall, at->get_forall() ); |
---|
649 | return at; |
---|
650 | } // buildPointer |
---|
651 | |
---|
652 | AggregateDecl * buildAggregate( const TypeData * td ) { |
---|
653 | assert( td->kind == TypeData::Aggregate ); |
---|
654 | AggregateDecl * at; |
---|
655 | switch ( td->aggregate.kind ) { |
---|
656 | case DeclarationNode::Struct: |
---|
657 | at = new StructDecl( td->aggregate.name ); |
---|
658 | buildForall( td->aggregate.params, at->get_parameters() ); |
---|
659 | break; |
---|
660 | case DeclarationNode::Union: |
---|
661 | at = new UnionDecl( td->aggregate.name ); |
---|
662 | buildForall( td->aggregate.params, at->get_parameters() ); |
---|
663 | break; |
---|
664 | case DeclarationNode::Trait: |
---|
665 | at = new TraitDecl( td->aggregate.name ); |
---|
666 | buildList( td->aggregate.params, at->get_parameters() ); |
---|
667 | break; |
---|
668 | default: |
---|
669 | assert( false ); |
---|
670 | } // switch |
---|
671 | |
---|
672 | buildList( td->aggregate.fields, at->get_members() ); |
---|
673 | at->set_body( td->aggregate.body ); |
---|
674 | |
---|
675 | return at; |
---|
676 | } // buildAggregate |
---|
677 | |
---|
678 | ReferenceToType * buildAggInst( const TypeData * td ) { |
---|
679 | assert( td->kind == TypeData::AggregateInst ); |
---|
680 | |
---|
681 | ReferenceToType * ret; |
---|
682 | if ( td->aggInst.aggregate->kind == TypeData::Enum ) { |
---|
683 | ret = new EnumInstType( buildQualifiers( td ), td->aggInst.aggregate->enumeration.name ); |
---|
684 | } else { |
---|
685 | assert( td->aggInst.aggregate->kind == TypeData::Aggregate ); |
---|
686 | switch ( td->aggInst.aggregate->aggregate.kind ) { |
---|
687 | case DeclarationNode::Struct: |
---|
688 | ret = new StructInstType( buildQualifiers( td ), td->aggInst.aggregate->aggregate.name ); |
---|
689 | break; |
---|
690 | case DeclarationNode::Union: |
---|
691 | ret = new UnionInstType( buildQualifiers( td ), td->aggInst.aggregate->aggregate.name ); |
---|
692 | break; |
---|
693 | case DeclarationNode::Trait: |
---|
694 | ret = new TraitInstType( buildQualifiers( td ), td->aggInst.aggregate->aggregate.name ); |
---|
695 | break; |
---|
696 | default: |
---|
697 | assert( false ); |
---|
698 | } // switch |
---|
699 | } // if |
---|
700 | buildList( td->aggInst.params, ret->get_parameters() ); |
---|
701 | buildForall( td->forall, ret->get_forall() ); |
---|
702 | return ret; |
---|
703 | } // buildAggInst |
---|
704 | |
---|
705 | NamedTypeDecl * buildSymbolic( const TypeData * td, const std::string & name, DeclarationNode::StorageClass sc ) { |
---|
706 | assert( td->kind == TypeData::Symbolic ); |
---|
707 | NamedTypeDecl * ret; |
---|
708 | assert( td->base ); |
---|
709 | if ( td->symbolic.isTypedef ) { |
---|
710 | ret = new TypedefDecl( name, sc, typebuild( td->base ) ); |
---|
711 | } else { |
---|
712 | ret = new TypeDecl( name, sc, typebuild( td->base ), TypeDecl::Any ); |
---|
713 | } // if |
---|
714 | buildList( td->symbolic.params, ret->get_parameters() ); |
---|
715 | buildList( td->symbolic.assertions, ret->get_assertions() ); |
---|
716 | return ret; |
---|
717 | } // buildSymbolic |
---|
718 | |
---|
719 | TypeDecl * buildVariable( const TypeData * td ) { |
---|
720 | assert( false ); |
---|
721 | return nullptr; |
---|
722 | // assert( td->kind == TypeData::Variable ); |
---|
723 | // static const TypeDecl::Kind kindMap[] = { TypeDecl::Any, TypeDecl::Ftype, TypeDecl::Dtype }; |
---|
724 | |
---|
725 | // TypeDecl * ret = new TypeDecl( td->variable.name, DeclarationNode::NoStorageClass, 0, kindMap[ td->variable.tyClass ] ); |
---|
726 | // buildList( td->variable.assertions, ret->get_assertions() ); |
---|
727 | // return ret; |
---|
728 | } // buildSymbolic |
---|
729 | |
---|
730 | EnumDecl * buildEnum( const TypeData * td ) { |
---|
731 | assert( td->kind == TypeData::Enum ); |
---|
732 | EnumDecl * ret = new EnumDecl( td->enumeration.name ); |
---|
733 | buildList( td->enumeration.constants, ret->get_members() ); |
---|
734 | std::list< Declaration * >::iterator members = ret->get_members().begin(); |
---|
735 | for ( const DeclarationNode * cur = td->enumeration. constants; cur != nullptr; cur = dynamic_cast< DeclarationNode * >( cur->get_next() ), ++members ) { |
---|
736 | if ( cur->has_enumeratorValue() ) { |
---|
737 | ObjectDecl * member = dynamic_cast< ObjectDecl * >(* members); |
---|
738 | member->set_init( new SingleInit( maybeMoveBuild< Expression >( cur->consume_enumeratorValue() ), std::list< Expression * >() ) ); |
---|
739 | } // if |
---|
740 | } // for |
---|
741 | return ret; |
---|
742 | } // buildEnum |
---|
743 | |
---|
744 | TypeInstType * buildSymbolicInst( const TypeData * td ) { |
---|
745 | assert( td->kind == TypeData::SymbolicInst ); |
---|
746 | TypeInstType * ret = new TypeInstType( buildQualifiers( td ), td->symbolic.name, false ); |
---|
747 | buildList( td->symbolic.actuals, ret->get_parameters() ); |
---|
748 | buildForall( td->forall, ret->get_forall() ); |
---|
749 | return ret; |
---|
750 | } // buildSymbolicInst |
---|
751 | |
---|
752 | TupleType * buildTuple( const TypeData * td ) { |
---|
753 | assert( td->kind == TypeData::Tuple ); |
---|
754 | TupleType * ret = new TupleType( buildQualifiers( td ) ); |
---|
755 | buildTypeList( td->tuple, ret->get_types() ); |
---|
756 | buildForall( td->forall, ret->get_forall() ); |
---|
757 | return ret; |
---|
758 | } // buildTuple |
---|
759 | |
---|
760 | TypeofType * buildTypeof( const TypeData * td ) { |
---|
761 | assert( td->kind == TypeData::Typeof ); |
---|
762 | assert( td->typeexpr ); |
---|
763 | // assert( td->typeexpr->expr ); |
---|
764 | return new TypeofType( buildQualifiers( td ), td->typeexpr->build() ); |
---|
765 | } // buildTypeof |
---|
766 | |
---|
767 | AttrType * buildAttr( const TypeData * td ) { |
---|
768 | assert( false ); |
---|
769 | return nullptr; |
---|
770 | // assert( td->kind == TypeData::Attr ); |
---|
771 | // // assert( td->attr ); |
---|
772 | // AttrType * ret; |
---|
773 | // if ( td->attr.expr ) { |
---|
774 | // ret = new AttrType( buildQualifiers( td ), td->attr.name, td->attr.expr->build() ); |
---|
775 | // } else { |
---|
776 | // assert( td->attr.type ); |
---|
777 | // ret = new AttrType( buildQualifiers( td ), td->attr.name, td->attr.type->buildType() ); |
---|
778 | // } // if |
---|
779 | // return ret; |
---|
780 | } // buildAttr |
---|
781 | |
---|
782 | Declaration * buildDecl( const TypeData * td, std::string name, DeclarationNode::StorageClass sc, Expression * bitfieldWidth, bool isInline, bool isNoreturn, LinkageSpec::Spec linkage, Initializer * init ) { |
---|
783 | if ( td->kind == TypeData::Function ) { |
---|
784 | FunctionDecl * decl; |
---|
785 | if ( td->function.hasBody ) { |
---|
786 | if ( td->function.body ) { |
---|
787 | Statement * stmt = td->function.body->build(); |
---|
788 | CompoundStmt * body = dynamic_cast< CompoundStmt* >( stmt ); |
---|
789 | assert( body ); |
---|
790 | decl = new FunctionDecl( name, sc, linkage, buildFunction( td ), body, isInline, isNoreturn ); |
---|
791 | } else { |
---|
792 | // std::list< Label > ls; |
---|
793 | decl = new FunctionDecl( name, sc, linkage, buildFunction( td ), new CompoundStmt( std::list< Label >() ), isInline, isNoreturn ); |
---|
794 | } // if |
---|
795 | } else { |
---|
796 | decl = new FunctionDecl( name, sc, linkage, buildFunction( td ), 0, isInline, isNoreturn ); |
---|
797 | } // if |
---|
798 | for ( DeclarationNode * cur = td->function.idList; cur != 0; cur = dynamic_cast< DeclarationNode* >( cur->get_next() ) ) { |
---|
799 | if ( cur->get_name() != "" ) { |
---|
800 | decl->get_oldIdents().insert( decl->get_oldIdents().end(), cur->get_name() ); |
---|
801 | } // if |
---|
802 | } // for |
---|
803 | buildList( td->function.oldDeclList, decl->get_oldDecls() ); |
---|
804 | return decl; |
---|
805 | } else if ( td->kind == TypeData::Aggregate ) { |
---|
806 | return buildAggregate( td ); |
---|
807 | } else if ( td->kind == TypeData::Enum ) { |
---|
808 | return buildEnum( td ); |
---|
809 | } else if ( td->kind == TypeData::Symbolic ) { |
---|
810 | return buildSymbolic( td, name, sc ); |
---|
811 | } else if ( td->kind == TypeData::Variable ) { |
---|
812 | assert( false ); |
---|
813 | return buildVariable( td ); |
---|
814 | } else { |
---|
815 | return new ObjectDecl( name, sc, linkage, bitfieldWidth, typebuild( td ), init, std::list< Attribute * >(), isInline, isNoreturn ); |
---|
816 | } // if |
---|
817 | return 0; |
---|
818 | } // buildDecl |
---|
819 | |
---|
820 | FunctionType * buildFunction( const TypeData * td ) { |
---|
821 | assert( td->kind == TypeData::Function ); |
---|
822 | bool hasEllipsis = td->function.params ? td->function.params->get_hasEllipsis() : true; |
---|
823 | if ( ! td->function.params ) hasEllipsis = ! td->function.newStyle; |
---|
824 | FunctionType * ft = new FunctionType( buildQualifiers( td ), hasEllipsis ); |
---|
825 | buildList( td->function.params, ft->get_parameters() ); |
---|
826 | buildForall( td->forall, ft->get_forall() ); |
---|
827 | if ( td->base ) { |
---|
828 | switch ( td->base->kind ) { |
---|
829 | case TypeData::Tuple: |
---|
830 | buildList( td->base->tuple, ft->get_returnVals() ); |
---|
831 | break; |
---|
832 | default: |
---|
833 | ft->get_returnVals().push_back( dynamic_cast< DeclarationWithType* >( buildDecl( td->base, "", DeclarationNode::NoStorageClass, 0, false, false, LinkageSpec::Cforall ) ) ); |
---|
834 | } // switch |
---|
835 | } else { |
---|
836 | ft->get_returnVals().push_back( new ObjectDecl( "", DeclarationNode::NoStorageClass, LinkageSpec::Cforall, 0, new BasicType( Type::Qualifiers(), BasicType::SignedInt ), 0 ) ); |
---|
837 | } // if |
---|
838 | return ft; |
---|
839 | } // buildFunction |
---|
840 | |
---|
841 | // Local Variables: // |
---|
842 | // tab-width: 4 // |
---|
843 | // mode: c++ // |
---|
844 | // compile-command: "make install" // |
---|
845 | // End: // |
---|