1 | /* |
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2 | * This file is part of the Cforall project |
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3 | * |
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4 | * $Id: RenameVars.cc,v 1.4 2005/08/29 20:14:16 rcbilson Exp $ |
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5 | * |
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6 | */ |
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7 | |
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8 | #include <strstream> |
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9 | |
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10 | #include "RenameVars.h" |
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11 | #include "SynTree/Visitor.h" |
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12 | #include "SynTree/Type.h" |
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13 | #include "SynTree/Declaration.h" |
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14 | #include "SynTree/Expression.h" |
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15 | |
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16 | namespace ResolvExpr { |
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17 | |
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18 | RenameVars global_renamer; |
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19 | |
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20 | RenameVars::RenameVars() |
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21 | : level( 0 ) |
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22 | { |
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23 | mapStack.push_front( std::map< std::string, std::string >() ); |
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24 | } |
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25 | |
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26 | void |
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27 | RenameVars::reset() |
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28 | { |
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29 | level = 0; |
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30 | } |
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31 | |
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32 | void |
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33 | RenameVars::visit( VoidType *voidType ) |
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34 | { |
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35 | typeBefore( voidType ); |
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36 | typeAfter( voidType ); |
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37 | } |
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38 | |
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39 | void |
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40 | RenameVars::visit( BasicType *basicType ) |
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41 | { |
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42 | typeBefore( basicType ); |
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43 | typeAfter( basicType ); |
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44 | } |
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45 | |
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46 | void |
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47 | RenameVars::visit( PointerType *pointerType ) |
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48 | { |
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49 | typeBefore( pointerType ); |
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50 | /// std::cout << "do pointer" << std::endl; |
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51 | maybeAccept( pointerType->get_base(), *this ); |
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52 | /// std::cout << "done pointer" << std::endl; |
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53 | typeAfter( pointerType ); |
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54 | } |
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55 | |
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56 | void |
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57 | RenameVars::visit( ArrayType *arrayType ) |
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58 | { |
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59 | typeBefore( arrayType ); |
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60 | maybeAccept( arrayType->get_dimension(), *this ); |
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61 | maybeAccept( arrayType->get_base(), *this ); |
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62 | typeAfter( arrayType ); |
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63 | } |
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64 | |
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65 | void |
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66 | RenameVars::visit( FunctionType *functionType ) |
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67 | { |
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68 | typeBefore( functionType ); |
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69 | /// std::cout << "return vals" << std::endl; |
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70 | acceptAll( functionType->get_returnVals(), *this ); |
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71 | /// std::cout << functionType->get_parameters().size() << " parameters" << std::endl; |
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72 | acceptAll( functionType->get_parameters(), *this ); |
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73 | /// std::cout << "done function" << std::endl; |
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74 | typeAfter( functionType ); |
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75 | } |
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76 | |
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77 | void |
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78 | RenameVars::visit( StructInstType *aggregateUseType ) |
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79 | { |
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80 | typeBefore( aggregateUseType ); |
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81 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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82 | typeAfter( aggregateUseType ); |
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83 | } |
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84 | |
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85 | void |
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86 | RenameVars::visit( UnionInstType *aggregateUseType ) |
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87 | { |
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88 | typeBefore( aggregateUseType ); |
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89 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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90 | typeAfter( aggregateUseType ); |
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91 | } |
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92 | |
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93 | void |
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94 | RenameVars::visit( EnumInstType *aggregateUseType ) |
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95 | { |
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96 | typeBefore( aggregateUseType ); |
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97 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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98 | typeAfter( aggregateUseType ); |
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99 | } |
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100 | |
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101 | void |
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102 | RenameVars::visit( ContextInstType *aggregateUseType ) |
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103 | { |
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104 | typeBefore( aggregateUseType ); |
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105 | acceptAll( aggregateUseType->get_parameters(), *this ); |
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106 | acceptAll( aggregateUseType->get_members(), *this ); |
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107 | typeAfter( aggregateUseType ); |
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108 | } |
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109 | |
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110 | void |
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111 | RenameVars::visit( TypeInstType *instType ) |
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112 | { |
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113 | typeBefore( instType ); |
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114 | /// std::cout << "instance of type " << instType->get_name() << std::endl; |
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115 | std::map< std::string, std::string >::const_iterator i = mapStack.front().find( instType->get_name() ); |
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116 | if( i != mapStack.front().end() ) { |
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117 | /// std::cout << "found name " << i->second << std::endl; |
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118 | instType->set_name( i->second ); |
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119 | } else { |
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120 | /// std::cout << "no name found" << std::endl; |
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121 | } |
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122 | acceptAll( instType->get_parameters(), *this ); |
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123 | typeAfter( instType ); |
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124 | } |
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125 | |
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126 | void |
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127 | RenameVars::visit( TupleType *tupleType ) |
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128 | { |
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129 | typeBefore( tupleType ); |
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130 | acceptAll( tupleType->get_types(), *this ); |
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131 | typeAfter( tupleType ); |
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132 | } |
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133 | |
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134 | void |
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135 | RenameVars::typeBefore( Type *type ) |
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136 | { |
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137 | if( !type->get_forall().empty() ) { |
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138 | /// std::cout << "type with forall: "; |
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139 | /// type->print( std::cout ); |
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140 | /// std::cout << std::endl; |
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141 | mapStack.push_front( mapStack.front() ); |
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142 | for( std::list< TypeDecl* >::iterator i = type->get_forall().begin(); i != type->get_forall().end(); ++i ) { |
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143 | std::ostrstream output; |
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144 | output << "_" << level << "_" << (*i)->get_name(); |
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145 | std::string newname( output.str(), output.pcount() ); |
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146 | mapStack.front()[ (*i)->get_name() ] = newname; |
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147 | (*i)->set_name( newname ); |
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148 | level++; |
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149 | acceptAll( (*i)->get_assertions(), *this ); |
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150 | } |
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151 | } |
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152 | } |
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153 | |
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154 | void |
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155 | RenameVars::typeAfter( Type *type ) |
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156 | { |
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157 | if( !type->get_forall().empty() ) { |
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158 | mapStack.pop_front(); |
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159 | } |
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160 | } |
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161 | |
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162 | } // namespace ResolvExpr |
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