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: ImplementationType.cc,v 1.4 2005/08/29 20:14:17 rcbilson Exp $ |
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5 | * |
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6 | */ |
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7 | |
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8 | #include "ImplementationType.h" |
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9 | #include "SynTree/Type.h" |
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10 | #include "SynTree/Declaration.h" |
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11 | #include "SynTree/Visitor.h" |
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12 | #include "SymTab/Indexer.h" |
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13 | #include "utility.h" |
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14 | |
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15 | |
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16 | namespace SymTab { |
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17 | |
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18 | class ImplementationType : public Visitor |
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19 | { |
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20 | public: |
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21 | ImplementationType( const SymTab::Indexer &indexer ); |
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22 | |
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23 | Type *get_result() { return result; } |
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24 | |
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25 | private: |
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26 | virtual void visit(VoidType *voidType); |
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27 | virtual void visit(BasicType *basicType); |
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28 | virtual void visit(PointerType *pointerType); |
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29 | virtual void visit(ArrayType *arrayType); |
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30 | virtual void visit(FunctionType *functionType); |
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31 | virtual void visit(StructInstType *aggregateUseType); |
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32 | virtual void visit(UnionInstType *aggregateUseType); |
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33 | virtual void visit(EnumInstType *aggregateUseType); |
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34 | virtual void visit(ContextInstType *aggregateUseType); |
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35 | virtual void visit(TypeInstType *aggregateUseType); |
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36 | virtual void visit(TupleType *tupleType); |
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37 | |
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38 | Type *result; // synthesized |
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39 | const SymTab::Indexer &indexer; |
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40 | }; |
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41 | |
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42 | Type* |
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43 | implementationType( Type *type, const SymTab::Indexer& indexer ) |
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44 | { |
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45 | ImplementationType implementor( indexer ); |
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46 | type->accept( implementor ); |
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47 | if( implementor.get_result() == 0 ) { |
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48 | return type->clone(); |
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49 | } else { |
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50 | return implementor.get_result(); |
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51 | } |
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52 | } |
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53 | |
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54 | ImplementationType::ImplementationType( const SymTab::Indexer &indexer ) |
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55 | : result( 0 ), indexer( indexer ) |
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56 | { |
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57 | } |
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58 | |
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59 | void |
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60 | ImplementationType::visit(VoidType *voidType) |
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61 | { |
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62 | } |
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63 | |
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64 | void |
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65 | ImplementationType::visit(BasicType *basicType) |
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66 | { |
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67 | } |
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68 | |
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69 | void |
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70 | ImplementationType::visit(PointerType *pointerType) |
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71 | { |
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72 | PointerType *newType = pointerType->clone(); |
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73 | newType->set_base( implementationType( pointerType->get_base(), indexer ) ); |
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74 | result = newType; |
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75 | } |
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76 | |
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77 | void |
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78 | ImplementationType::visit(ArrayType *arrayType) |
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79 | { |
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80 | ArrayType *newType = arrayType->clone(); |
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81 | newType->set_base( implementationType( arrayType->get_base(), indexer ) ); |
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82 | result = newType; |
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83 | } |
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84 | |
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85 | void |
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86 | ImplementationType::visit(FunctionType *functionType) |
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87 | { |
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88 | /// FunctionType *newType = functionType->clone(); |
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89 | /// for( std::list< DeclarationWithType* >::iterator i = newType->get_parameters().begin(); i != newType->get_parameters().end(); ++i ) { |
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90 | /// i->set_type( implementationType( i->get_type(), indexer ) ); |
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91 | /// } |
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92 | /// for( std::list< DeclarationWithType* >::iterator i = newType->get_parameters().begin(); i != newType->get_parameters().end(); ++i ) { |
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93 | /// i->set_type( implementationType( i->get_type(), indexer ) ); |
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94 | /// } |
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95 | } |
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96 | |
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97 | void |
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98 | ImplementationType::visit(StructInstType *aggregateUseType) |
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99 | { |
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100 | } |
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101 | |
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102 | void |
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103 | ImplementationType::visit(UnionInstType *aggregateUseType) |
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104 | { |
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105 | } |
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106 | |
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107 | void |
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108 | ImplementationType::visit(EnumInstType *aggregateUseType) |
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109 | { |
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110 | } |
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111 | |
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112 | void |
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113 | ImplementationType::visit(ContextInstType *aggregateUseType) |
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114 | { |
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115 | } |
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116 | |
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117 | void |
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118 | ImplementationType::visit(TypeInstType *inst) |
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119 | { |
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120 | NamedTypeDecl *typeDecl = indexer.lookupType( inst->get_name() ); |
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121 | if( typeDecl && typeDecl->get_base() ) { |
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122 | Type *base = implementationType( typeDecl->get_base(), indexer ); |
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123 | base->get_qualifiers() += inst->get_qualifiers(); |
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124 | result = base; |
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125 | } |
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126 | } |
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127 | |
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128 | void |
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129 | ImplementationType::visit(TupleType *tupleType) |
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130 | { |
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131 | TupleType *newType = new TupleType( Type::Qualifiers() ); |
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132 | for( std::list< Type* >::iterator i = tupleType->get_types().begin(); i != tupleType->get_types().end(); ++i ) { |
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133 | Type *implType = implementationType( *i, indexer ); |
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134 | implType->get_qualifiers() += tupleType->get_qualifiers(); |
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135 | newType->get_types().push_back( implType ); |
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136 | } |
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137 | result = newType; |
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138 | } |
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139 | |
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140 | } // namespace SymTab |
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