1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2019 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 | // Convert.cpp -- Convert between the new and old syntax trees. |
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8 | // |
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9 | // Author : Thierry Delisle |
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10 | // Created On : Thu May 09 15::37::05 2019 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Tue May 21 15:30:00 2019 |
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13 | // Update Count : 5 |
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14 | // |
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15 | |
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16 | #include "Convert.hpp" |
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17 | |
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18 | #include <unordered_map> |
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19 | |
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20 | #include "AST/Attribute.hpp" |
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21 | #include "AST/Decl.hpp" |
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22 | #include "AST/Expr.hpp" |
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23 | #include "AST/Init.hpp" |
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24 | #include "AST/Stmt.hpp" |
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25 | #include "AST/TypeSubstitution.hpp" |
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26 | |
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27 | #include "SynTree/Attribute.h" |
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28 | #include "SynTree/Declaration.h" |
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29 | #include "SynTree/TypeSubstitution.h" |
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30 | |
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31 | //================================================================================================ |
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32 | // Utilities |
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33 | template<template <class...> class C> |
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34 | struct to { |
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35 | template<typename T> |
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36 | static auto from( T && v ) -> C< typename T::value_type > { |
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37 | C< typename T::value_type > l; |
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38 | std::move(std::begin(v), std::end(v), std::back_inserter(l)); |
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39 | return l; |
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40 | } |
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41 | }; |
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42 | |
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43 | //================================================================================================ |
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44 | class ConverterNewToOld : public ast::Visitor { |
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45 | BaseSyntaxNode * node = nullptr; |
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46 | using Cache = std::unordered_map< const ast::Node *, BaseSyntaxNode * >; |
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47 | Cache cache; |
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48 | |
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49 | template<typename T> |
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50 | struct Getter { |
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51 | ConverterNewToOld & visitor; |
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52 | |
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53 | template<typename U, enum ast::Node::ref_type R> |
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54 | T * accept1( const ast::ptr_base<U, R> & ptr ) { |
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55 | if ( ! ptr ) return nullptr; |
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56 | ptr->accept( visitor ); |
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57 | T * ret = strict_dynamic_cast< T * >( visitor.node ); |
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58 | visitor.node = nullptr; |
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59 | return ret; |
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60 | } |
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61 | |
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62 | template<typename U> |
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63 | std::list< T * > acceptL( const U & container ) { |
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64 | std::list< T * > ret; |
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65 | for (auto ptr : container ) { |
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66 | ret.emplace_back( accept1( ptr ) ); |
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67 | } |
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68 | return ret; |
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69 | } |
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70 | }; |
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71 | |
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72 | template<typename T> |
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73 | Getter<T> get() { |
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74 | return Getter<T>{ *this }; |
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75 | } |
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76 | |
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77 | Label makeLabel(Statement * labelled, const ast::Label& label) { |
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78 | return Label( |
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79 | label.name, |
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80 | labelled, |
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81 | get<Attribute>().acceptL(label.attributes) |
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82 | ); |
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83 | } |
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84 | |
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85 | template<template <class...> class C> |
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86 | std::list<Label> makeLabelL(Statement * labelled, const C<ast::Label>& labels) { |
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87 | std::list<Label> ret; |
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88 | for (auto label : labels) { |
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89 | ret.push_back( makeLabel(labelled, label) ); |
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90 | } |
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91 | return ret; |
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92 | } |
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93 | |
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94 | /// get new qualifiers from old type |
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95 | Type::Qualifiers cv( const ast::Type * ty ) { return { ty->qualifiers.val }; } |
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96 | |
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97 | /// returns true and sets `node` if in cache |
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98 | bool inCache( const ast::Node * node ) { |
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99 | auto it = cache.find( node ); |
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100 | if ( it == cache.end() ) return false; |
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101 | this->node = it->second; |
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102 | return true; |
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103 | } |
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104 | |
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105 | public: |
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106 | Declaration * decl( const ast::Decl * declNode ) { |
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107 | return get<Declaration>().accept1( ast::ptr<ast::Decl>( declNode ) ); |
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108 | } |
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109 | |
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110 | private: |
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111 | void declPostamble( Declaration * decl, const ast::Decl * node ) { |
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112 | decl->location = node->location; |
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113 | // name comes from constructor |
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114 | // linkage comes from constructor |
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115 | decl->extension = node->extension; |
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116 | decl->uniqueId = node->uniqueId; |
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117 | // storageClasses comes from constructor |
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118 | this->node = decl; |
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119 | } |
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120 | |
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121 | const ast::DeclWithType * declWithTypePostamble ( |
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122 | DeclarationWithType * decl, const ast::DeclWithType * node ) { |
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123 | declPostamble( decl, node ); |
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124 | decl->mangleName = node->mangleName; |
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125 | decl->scopeLevel = node->scopeLevel; |
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126 | decl->asmName = get<Expression>().accept1( node->asmName ); |
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127 | // attributes comes from constructor |
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128 | decl->isDeleted = node->isDeleted; |
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129 | // fs comes from constructor |
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130 | cache.emplace( node, decl ); |
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131 | return nullptr; |
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132 | } |
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133 | |
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134 | const ast::DeclWithType * visit( const ast::ObjectDecl * node ) override final { |
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135 | if ( inCache( node ) ) return nullptr; |
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136 | auto decl = new ObjectDecl( |
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137 | node->name, |
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138 | Type::StorageClasses( node->storage.val ), |
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139 | LinkageSpec::Spec( node->linkage.val ), |
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140 | get<Expression>().accept1( node->bitfieldWidth ), |
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141 | get<Type>().accept1( node->type ), |
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142 | get<Initializer>().accept1( node->init ), |
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143 | get<Attribute>().acceptL( node->attributes ), |
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144 | Type::FuncSpecifiers( node->funcSpec.val ) |
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145 | ); |
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146 | return declWithTypePostamble( decl, node ); |
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147 | } |
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148 | |
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149 | const ast::DeclWithType * visit( const ast::FunctionDecl * node ) override final { |
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150 | if ( inCache( node ) ) return nullptr; |
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151 | auto decl = new FunctionDecl( |
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152 | node->name, |
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153 | Type::StorageClasses( node->storage.val ), |
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154 | LinkageSpec::Spec( node->linkage.val ), |
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155 | get<FunctionType>().accept1( node->type ), |
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156 | get<CompoundStmt>().accept1( node->stmts ), |
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157 | get<Attribute>().acceptL( node->attributes ), |
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158 | Type::FuncSpecifiers( node->funcSpec.val ) |
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159 | ); |
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160 | decl->withExprs = get<Expression>().acceptL( node->withExprs ); |
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161 | return declWithTypePostamble( decl, node ); |
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162 | } |
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163 | |
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164 | // NamedTypeDecl |
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165 | const ast::Decl * namedTypePostamble( NamedTypeDecl * decl, const ast::NamedTypeDecl * node ) { |
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166 | declPostamble( decl, node ); |
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167 | // base comes from constructor |
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168 | decl->parameters = get<TypeDecl>().acceptL( node->params ); |
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169 | decl->assertions = get<DeclarationWithType>().acceptL( node->assertions ); |
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170 | return nullptr; |
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171 | } |
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172 | |
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173 | const ast::Decl * visit( const ast::TypeDecl * node ) override final { |
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174 | if ( inCache( node ) ) return nullptr; |
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175 | auto decl = new TypeDecl( |
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176 | node->name, |
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177 | Type::StorageClasses( node->storage.val ), |
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178 | get<Type>().accept1( node->base ), |
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179 | (TypeDecl::Kind)(unsigned)node->kind, |
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180 | node->sized, |
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181 | get<Type>().accept1( node->init ) |
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182 | ); |
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183 | cache.emplace( node, decl ); |
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184 | return namedTypePostamble( decl, node ); |
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185 | } |
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186 | |
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187 | const ast::Decl * visit( const ast::TypedefDecl * node ) override final { |
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188 | auto decl = new TypedefDecl( |
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189 | node->name, |
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190 | node->location, |
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191 | Type::StorageClasses( node->storage.val ), |
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192 | get<Type>().accept1( node->base ), |
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193 | LinkageSpec::Spec( node->linkage.val ) |
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194 | ); |
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195 | return namedTypePostamble( decl, node ); |
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196 | } |
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197 | |
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198 | const ast::Decl * aggregatePostamble( AggregateDecl * decl, const ast::AggregateDecl * node ) { |
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199 | decl->members = get<Declaration>().acceptL( node->members ); |
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200 | decl->parameters = get<TypeDecl>().acceptL( node->params ); |
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201 | decl->body = node->body; |
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202 | // attributes come from constructor |
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203 | decl->parent = get<AggregateDecl>().accept1( node->parent ); |
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204 | cache.emplace( node, decl ); |
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205 | return nullptr; |
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206 | } |
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207 | |
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208 | const ast::Decl * visit( const ast::StructDecl * node ) override final { |
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209 | if ( inCache( node ) ) return nullptr; |
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210 | auto decl = new StructDecl( |
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211 | node->name, |
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212 | node->kind, |
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213 | get<Attribute>().acceptL( node->attributes ), |
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214 | LinkageSpec::Spec( node->linkage.val ) |
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215 | ); |
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216 | return aggregatePostamble( decl, node ); |
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217 | } |
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218 | |
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219 | const ast::Decl * visit( const ast::UnionDecl * node ) override final { |
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220 | if ( inCache( node ) ) return nullptr; |
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221 | auto decl = new UnionDecl( |
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222 | node->name, |
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223 | get<Attribute>().acceptL( node->attributes ), |
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224 | LinkageSpec::Spec( node->linkage.val ) |
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225 | ); |
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226 | return aggregatePostamble( decl, node ); |
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227 | } |
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228 | |
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229 | const ast::Decl * visit( const ast::EnumDecl * node ) override final { |
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230 | if ( inCache( node ) ) return nullptr; |
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231 | auto decl = new EnumDecl( |
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232 | node->name, |
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233 | get<Attribute>().acceptL( node->attributes ), |
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234 | LinkageSpec::Spec( node->linkage.val ) |
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235 | ); |
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236 | return aggregatePostamble( decl, node ); |
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237 | } |
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238 | |
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239 | const ast::Decl * visit( const ast::TraitDecl * node ) override final { |
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240 | if ( inCache( node ) ) return nullptr; |
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241 | auto decl = new TraitDecl( |
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242 | node->name, |
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243 | {}, |
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244 | LinkageSpec::Spec( node->linkage.val ) |
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245 | ); |
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246 | return aggregatePostamble( decl, node ); |
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247 | } |
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248 | |
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249 | const ast::AsmDecl * visit( const ast::AsmDecl * node ) override final { |
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250 | auto decl = new AsmDecl( get<AsmStmt>().accept1( node->stmt ) ); |
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251 | declPostamble( decl, node ); |
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252 | return nullptr; |
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253 | } |
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254 | |
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255 | const ast::StaticAssertDecl * visit( const ast::StaticAssertDecl * node ) override final { |
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256 | auto decl = new StaticAssertDecl( |
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257 | get<Expression>().accept1( node->cond ), |
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258 | get<ConstantExpr>().accept1( node->msg ) |
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259 | ); |
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260 | declPostamble( decl, node ); |
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261 | return nullptr; |
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262 | } |
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263 | |
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264 | const ast::Stmt * stmtPostamble( Statement * stmt, const ast::Stmt * node ) { |
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265 | stmt->location = node->location; |
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266 | stmt->labels = makeLabelL( stmt, node->labels ); |
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267 | this->node = stmt; |
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268 | return nullptr; |
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269 | } |
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270 | |
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271 | const ast::CompoundStmt * visit( const ast::CompoundStmt * node ) override final { |
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272 | auto stmt = new CompoundStmt( get<Statement>().acceptL( node->kids ) ); |
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273 | stmtPostamble( stmt, node ); |
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274 | return nullptr; |
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275 | } |
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276 | |
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277 | const ast::Stmt * visit( const ast::ExprStmt * node ) override final { |
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278 | auto stmt = new ExprStmt( get<Expression>().accept1( node->expr ) ); |
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279 | return stmtPostamble( stmt, node ); |
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280 | } |
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281 | |
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282 | const ast::Stmt * visit( const ast::AsmStmt * node ) override final { |
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283 | auto stmt = new AsmStmt( |
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284 | node->isVolatile, |
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285 | get<Expression>().accept1( node->instruction ), |
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286 | get<Expression>().acceptL( node->output ), |
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287 | get<Expression>().acceptL( node->input ), |
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288 | get<ConstantExpr>().acceptL( node->clobber ), |
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289 | makeLabelL( nullptr, node->gotoLabels ) // What are these labelling? |
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290 | ); |
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291 | return stmtPostamble( stmt, node ); |
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292 | } |
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293 | |
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294 | const ast::Stmt * visit( const ast::DirectiveStmt * node ) override final { |
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295 | auto stmt = new DirectiveStmt( node->directive ); |
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296 | return stmtPostamble( stmt, node ); |
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297 | } |
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298 | |
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299 | const ast::Stmt * visit( const ast::IfStmt * node ) override final { |
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300 | auto stmt = new IfStmt( |
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301 | get<Expression>().accept1( node->cond ), |
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302 | get<Statement>().accept1( node->thenPart ), |
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303 | get<Statement>().accept1( node->elsePart ), |
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304 | get<Statement>().acceptL( node->inits ) |
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305 | ); |
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306 | return stmtPostamble( stmt, node ); |
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307 | } |
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308 | |
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309 | const ast::Stmt * visit( const ast::SwitchStmt * node ) override final { |
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310 | auto stmt = new SwitchStmt( |
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311 | get<Expression>().accept1( node->cond ), |
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312 | get<Statement>().acceptL( node->stmts ) |
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313 | ); |
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314 | return stmtPostamble( stmt, node ); |
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315 | } |
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316 | |
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317 | const ast::Stmt * visit( const ast::CaseStmt * node ) override final { |
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318 | auto stmt = new CaseStmt( |
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319 | get<Expression>().accept1( node->cond ), |
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320 | get<Statement>().acceptL( node->stmts ), |
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321 | node->isDefault() |
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322 | ); |
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323 | return stmtPostamble( stmt, node ); |
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324 | } |
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325 | |
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326 | const ast::Stmt * visit( const ast::WhileStmt * node ) override final { |
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327 | auto inits = get<Statement>().acceptL( node->inits ); |
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328 | auto stmt = new WhileStmt( |
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329 | get<Expression>().accept1( node->cond ), |
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330 | get<Statement>().accept1( node->body ), |
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331 | inits, |
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332 | node->isDoWhile |
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333 | ); |
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334 | return stmtPostamble( stmt, node ); |
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335 | } |
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336 | |
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337 | const ast::Stmt * visit( const ast::ForStmt * node ) override final { |
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338 | auto stmt = new ForStmt( |
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339 | get<Statement>().acceptL( node->inits ), |
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340 | get<Expression>().accept1( node->cond ), |
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341 | get<Expression>().accept1( node->inc ), |
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342 | get<Statement>().accept1( node->body ) |
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343 | ); |
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344 | return stmtPostamble( stmt, node ); |
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345 | } |
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346 | |
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347 | const ast::Stmt * visit( const ast::BranchStmt * node ) override final { |
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348 | BranchStmt * stmt; |
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349 | if (node->computedTarget) { |
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350 | stmt = new BranchStmt( get<Expression>().accept1( node->computedTarget ), |
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351 | BranchStmt::Goto ); |
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352 | } else { |
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353 | BranchStmt::Type type; |
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354 | switch (node->kind) { |
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355 | #define CASE(n) \ |
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356 | case ast::BranchStmt::n: \ |
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357 | type = BranchStmt::n; \ |
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358 | break |
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359 | CASE(Goto); |
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360 | CASE(Break); |
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361 | CASE(Continue); |
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362 | CASE(FallThrough); |
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363 | CASE(FallThroughDefault); |
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364 | #undef CASE |
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365 | default: |
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366 | assertf(false, "Invalid ast::BranchStmt::Kind: %d\n", node->kind); |
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367 | } |
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368 | |
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369 | // The labels here are also weird. |
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370 | stmt = new BranchStmt( makeLabel( nullptr, node->originalTarget ), type ); |
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371 | stmt->target = makeLabel( stmt, node->target ); |
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372 | } |
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373 | return stmtPostamble( stmt, node ); |
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374 | } |
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375 | |
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376 | const ast::Stmt * visit( const ast::ReturnStmt * node ) override final { |
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377 | auto stmt = new ReturnStmt( get<Expression>().accept1( node->expr ) ); |
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378 | return stmtPostamble( stmt, node ); |
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379 | } |
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380 | |
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381 | const ast::Stmt * visit( const ast::ThrowStmt * node ) override final { |
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382 | ThrowStmt::Kind kind; |
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383 | switch (node->kind) { |
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384 | case ast::ThrowStmt::Terminate: |
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385 | kind = ThrowStmt::Terminate; |
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386 | break; |
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387 | case ast::ThrowStmt::Resume: |
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388 | kind = ThrowStmt::Resume; |
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389 | break; |
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390 | default: |
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391 | assertf(false, "Invalid ast::ThrowStmt::Kind: %d\n", node->kind); |
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392 | } |
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393 | auto stmt = new ThrowStmt( |
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394 | kind, |
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395 | get<Expression>().accept1( node->expr ), |
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396 | get<Expression>().accept1( node->target ) |
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397 | ); |
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398 | return stmtPostamble( stmt, node ); |
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399 | } |
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400 | |
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401 | const ast::Stmt * visit( const ast::TryStmt * node ) override final { |
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402 | auto handlers = get<CatchStmt>().acceptL( node->handlers ); |
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403 | auto stmt = new TryStmt( |
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404 | get<CompoundStmt>().accept1( node->body ), |
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405 | handlers, |
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406 | get<FinallyStmt>().accept1( node->finally ) |
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407 | ); |
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408 | return stmtPostamble( stmt, node ); |
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409 | } |
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410 | |
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411 | const ast::Stmt * visit( const ast::CatchStmt * node ) override final { |
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412 | CatchStmt::Kind kind; |
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413 | switch (node->kind) { |
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414 | case ast::CatchStmt::Terminate: |
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415 | kind = CatchStmt::Terminate; |
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416 | break; |
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417 | case ast::CatchStmt::Resume: |
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418 | kind = CatchStmt::Resume; |
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419 | break; |
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420 | default: |
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421 | assertf(false, "Invalid ast::CatchStmt::Kind: %d\n", node->kind); |
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422 | } |
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423 | auto stmt = new CatchStmt( |
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424 | kind, |
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425 | get<Declaration>().accept1( node->decl ), |
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426 | get<Expression>().accept1( node->cond ), |
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427 | get<Statement>().accept1( node->body ) |
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428 | ); |
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429 | return stmtPostamble( stmt, node ); |
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430 | } |
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431 | |
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432 | const ast::Stmt * visit( const ast::FinallyStmt * node ) override final { |
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433 | auto stmt = new FinallyStmt( get<CompoundStmt>().accept1( node->body ) ); |
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434 | return stmtPostamble( stmt, node ); |
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435 | } |
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436 | |
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437 | const ast::Stmt * visit( const ast::WaitForStmt * node ) override final { |
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438 | auto stmt = new WaitForStmt; |
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439 | stmt->clauses.reserve( node->clauses.size() ); |
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440 | for ( auto clause : node->clauses ) { |
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441 | stmt->clauses.push_back({{ |
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442 | get<Expression>().accept1( clause.target.func ), |
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443 | get<Expression>().acceptL( clause.target.args ), |
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444 | }, |
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445 | get<Statement>().accept1( clause.stmt ), |
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446 | get<Expression>().accept1( clause.cond ), |
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447 | }); |
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448 | } |
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449 | stmt->timeout = { |
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450 | get<Expression>().accept1( node->timeout.time ), |
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451 | get<Statement>().accept1( node->timeout.stmt ), |
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452 | get<Expression>().accept1( node->timeout.cond ), |
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453 | }; |
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454 | stmt->orelse = { |
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455 | get<Statement>().accept1( node->orElse.stmt ), |
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456 | get<Expression>().accept1( node->orElse.cond ), |
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457 | }; |
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458 | return stmtPostamble( stmt, node ); |
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459 | } |
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460 | |
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461 | const ast::Stmt * visit( const ast::WithStmt * node ) override final { |
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462 | auto stmt = new WithStmt( |
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463 | get<Expression>().acceptL( node->exprs ), |
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464 | get<Statement>().accept1( node->stmt ) |
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465 | ); |
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466 | return stmtPostamble( stmt, node ); |
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467 | } |
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468 | |
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469 | const ast::NullStmt * visit( const ast::NullStmt * node ) override final { |
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470 | auto stmt = new NullStmt(); |
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471 | stmtPostamble( stmt, node ); |
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472 | return nullptr; |
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473 | } |
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474 | |
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475 | const ast::Stmt * visit( const ast::DeclStmt * node ) override final { |
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476 | auto stmt = new DeclStmt( get<Declaration>().accept1( node->decl ) ); |
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477 | return stmtPostamble( stmt, node ); |
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478 | } |
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479 | |
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480 | const ast::Stmt * visit( const ast::ImplicitCtorDtorStmt * node ) override final { |
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481 | (void)node; |
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482 | return nullptr; |
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483 | } |
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484 | |
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485 | TypeSubstitution * convertTypeSubstitution(const ast::TypeSubstitution * src) { |
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486 | |
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487 | TypeSubstitution *rslt = new TypeSubstitution(); |
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488 | |
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489 | for (decltype(src->begin()) src_i = src->begin(); src_i != src->end(); src_i++) { |
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490 | rslt->add( src_i->first, |
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491 | get<Type>().accept1(src_i->second) ); |
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492 | } |
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493 | |
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494 | for (decltype(src->beginVar()) src_i = src->beginVar(); src_i != src->endVar(); src_i++) { |
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495 | rslt->addVar( src_i->first, |
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496 | get<Expression>().accept1(src_i->second) ); |
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497 | } |
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498 | |
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499 | return rslt; |
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500 | } |
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501 | |
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502 | void convertInferUnion(std::map<UniqueId,ParamEntry> &tgtInferParams, |
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503 | std::vector<UniqueId> &tgtResnSlots, |
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504 | const ast::Expr::InferUnion &srcInferred ) { |
---|
505 | |
---|
506 | assert( tgtInferParams.empty() ); |
---|
507 | assert( tgtResnSlots.empty() ); |
---|
508 | |
---|
509 | if ( srcInferred.mode == ast::Expr::InferUnion::Params ) { |
---|
510 | const ast::InferredParams &srcParams = srcInferred.inferParamsConst(); |
---|
511 | for (auto srcParam : srcParams) { |
---|
512 | tgtInferParams[srcParam.first] = ParamEntry( |
---|
513 | srcParam.second.decl, |
---|
514 | get<Type>().accept1(srcParam.second.actualType), |
---|
515 | get<Type>().accept1(srcParam.second.formalType), |
---|
516 | get<Expression>().accept1(srcParam.second.expr) |
---|
517 | ); |
---|
518 | } |
---|
519 | } else if ( srcInferred.mode == ast::Expr::InferUnion::Slots ) { |
---|
520 | const ast::ResnSlots &srcSlots = srcInferred.resnSlotsConst(); |
---|
521 | for (auto srcSlot : srcSlots) { |
---|
522 | tgtResnSlots.push_back(srcSlot); |
---|
523 | } |
---|
524 | } |
---|
525 | } |
---|
526 | |
---|
527 | Expression * visitBaseExpr(const ast::Expr * src, Expression * tgt) { |
---|
528 | |
---|
529 | tgt->location = src->location; |
---|
530 | |
---|
531 | tgt->result = get<Type>().accept1(src->result); |
---|
532 | tgt->env = convertTypeSubstitution(src->env); |
---|
533 | |
---|
534 | tgt->extension = src->extension; |
---|
535 | convertInferUnion(tgt->inferParams, tgt->resnSlots, src->inferred); |
---|
536 | |
---|
537 | return tgt; |
---|
538 | } |
---|
539 | |
---|
540 | const ast::Expr * visit( const ast::ApplicationExpr * node ) override final { |
---|
541 | auto expr = visitBaseExpr( node, |
---|
542 | new ApplicationExpr( |
---|
543 | get<Expression>().accept1(node->func), |
---|
544 | get<Expression>().acceptL(node->args) |
---|
545 | ) |
---|
546 | ); |
---|
547 | this->node = expr; |
---|
548 | return nullptr; |
---|
549 | } |
---|
550 | |
---|
551 | const ast::Expr * visit( const ast::UntypedExpr * node ) override final { |
---|
552 | auto expr = visitBaseExpr( node, |
---|
553 | new UntypedExpr( |
---|
554 | get<Expression>().accept1(node->func), |
---|
555 | get<Expression>().acceptL(node->args) |
---|
556 | ) |
---|
557 | ); |
---|
558 | this->node = expr; |
---|
559 | return nullptr; |
---|
560 | } |
---|
561 | |
---|
562 | const ast::Expr * visit( const ast::NameExpr * node ) override final { |
---|
563 | auto expr = visitBaseExpr( node, |
---|
564 | new NameExpr( |
---|
565 | node->name |
---|
566 | ) |
---|
567 | ); |
---|
568 | this->node = expr; |
---|
569 | return nullptr; |
---|
570 | } |
---|
571 | |
---|
572 | const ast::Expr * visit( const ast::AddressExpr * node ) override final { |
---|
573 | (void)node; |
---|
574 | return nullptr; |
---|
575 | } |
---|
576 | |
---|
577 | const ast::Expr * visit( const ast::LabelAddressExpr * node ) override final { |
---|
578 | (void)node; |
---|
579 | return nullptr; |
---|
580 | } |
---|
581 | |
---|
582 | const ast::Expr * visit( const ast::CastExpr * node ) override final { |
---|
583 | (void)node; |
---|
584 | return nullptr; |
---|
585 | } |
---|
586 | |
---|
587 | const ast::Expr * visit( const ast::KeywordCastExpr * node ) override final { |
---|
588 | (void)node; |
---|
589 | return nullptr; |
---|
590 | } |
---|
591 | |
---|
592 | const ast::Expr * visit( const ast::VirtualCastExpr * node ) override final { |
---|
593 | (void)node; |
---|
594 | return nullptr; |
---|
595 | } |
---|
596 | |
---|
597 | const ast::Expr * visit( const ast::UntypedMemberExpr * node ) override final { |
---|
598 | (void)node; |
---|
599 | return nullptr; |
---|
600 | } |
---|
601 | |
---|
602 | const ast::Expr * visit( const ast::MemberExpr * node ) override final { |
---|
603 | (void)node; |
---|
604 | return nullptr; |
---|
605 | } |
---|
606 | |
---|
607 | const ast::Expr * visit( const ast::VariableExpr * node ) override final { |
---|
608 | (void)node; |
---|
609 | return nullptr; |
---|
610 | } |
---|
611 | |
---|
612 | const ast::Expr * visit( const ast::ConstantExpr * node ) override final { |
---|
613 | (void)node; |
---|
614 | return nullptr; |
---|
615 | } |
---|
616 | |
---|
617 | const ast::Expr * visit( const ast::SizeofExpr * node ) override final { |
---|
618 | (void)node; |
---|
619 | return nullptr; |
---|
620 | } |
---|
621 | |
---|
622 | const ast::Expr * visit( const ast::AlignofExpr * node ) override final { |
---|
623 | (void)node; |
---|
624 | return nullptr; |
---|
625 | } |
---|
626 | |
---|
627 | const ast::Expr * visit( const ast::UntypedOffsetofExpr * node ) override final { |
---|
628 | (void)node; |
---|
629 | return nullptr; |
---|
630 | } |
---|
631 | |
---|
632 | const ast::Expr * visit( const ast::OffsetofExpr * node ) override final { |
---|
633 | (void)node; |
---|
634 | return nullptr; |
---|
635 | } |
---|
636 | |
---|
637 | const ast::Expr * visit( const ast::OffsetPackExpr * node ) override final { |
---|
638 | (void)node; |
---|
639 | return nullptr; |
---|
640 | } |
---|
641 | |
---|
642 | const ast::Expr * visit( const ast::LogicalExpr * node ) override final { |
---|
643 | (void)node; |
---|
644 | return nullptr; |
---|
645 | } |
---|
646 | |
---|
647 | const ast::Expr * visit( const ast::ConditionalExpr * node ) override final { |
---|
648 | (void)node; |
---|
649 | return nullptr; |
---|
650 | } |
---|
651 | |
---|
652 | const ast::Expr * visit( const ast::CommaExpr * node ) override final { |
---|
653 | (void)node; |
---|
654 | return nullptr; |
---|
655 | } |
---|
656 | |
---|
657 | const ast::Expr * visit( const ast::TypeExpr * node ) override final { |
---|
658 | (void)node; |
---|
659 | return nullptr; |
---|
660 | } |
---|
661 | |
---|
662 | const ast::Expr * visit( const ast::AsmExpr * node ) override final { |
---|
663 | (void)node; |
---|
664 | return nullptr; |
---|
665 | } |
---|
666 | |
---|
667 | const ast::Expr * visit( const ast::ImplicitCopyCtorExpr * node ) override final { |
---|
668 | (void)node; |
---|
669 | return nullptr; |
---|
670 | } |
---|
671 | |
---|
672 | const ast::Expr * visit( const ast::ConstructorExpr * node ) override final { |
---|
673 | (void)node; |
---|
674 | return nullptr; |
---|
675 | } |
---|
676 | |
---|
677 | const ast::Expr * visit( const ast::CompoundLiteralExpr * node ) override final { |
---|
678 | (void)node; |
---|
679 | return nullptr; |
---|
680 | } |
---|
681 | |
---|
682 | const ast::Expr * visit( const ast::RangeExpr * node ) override final { |
---|
683 | (void)node; |
---|
684 | return nullptr; |
---|
685 | } |
---|
686 | |
---|
687 | const ast::Expr * visit( const ast::UntypedTupleExpr * node ) override final { |
---|
688 | (void)node; |
---|
689 | return nullptr; |
---|
690 | } |
---|
691 | |
---|
692 | const ast::Expr * visit( const ast::TupleExpr * node ) override final { |
---|
693 | (void)node; |
---|
694 | return nullptr; |
---|
695 | } |
---|
696 | |
---|
697 | const ast::Expr * visit( const ast::TupleIndexExpr * node ) override final { |
---|
698 | (void)node; |
---|
699 | return nullptr; |
---|
700 | } |
---|
701 | |
---|
702 | const ast::Expr * visit( const ast::TupleAssignExpr * node ) override final { |
---|
703 | (void)node; |
---|
704 | return nullptr; |
---|
705 | } |
---|
706 | |
---|
707 | const ast::Expr * visit( const ast::StmtExpr * node ) override final { |
---|
708 | (void)node; |
---|
709 | return nullptr; |
---|
710 | } |
---|
711 | |
---|
712 | const ast::Expr * visit( const ast::UniqueExpr * node ) override final { |
---|
713 | (void)node; |
---|
714 | return nullptr; |
---|
715 | } |
---|
716 | |
---|
717 | const ast::Expr * visit( const ast::UntypedInitExpr * node ) override final { |
---|
718 | (void)node; |
---|
719 | return nullptr; |
---|
720 | } |
---|
721 | |
---|
722 | const ast::Expr * visit( const ast::InitExpr * node ) override final { |
---|
723 | (void)node; |
---|
724 | return nullptr; |
---|
725 | } |
---|
726 | |
---|
727 | const ast::Expr * visit( const ast::DeletedExpr * node ) override final { |
---|
728 | (void)node; |
---|
729 | return nullptr; |
---|
730 | } |
---|
731 | |
---|
732 | const ast::Expr * visit( const ast::DefaultArgExpr * node ) override final { |
---|
733 | (void)node; |
---|
734 | return nullptr; |
---|
735 | } |
---|
736 | |
---|
737 | const ast::Expr * visit( const ast::GenericExpr * node ) override final { |
---|
738 | (void)node; |
---|
739 | return nullptr; |
---|
740 | } |
---|
741 | |
---|
742 | const ast::Type * visit( const ast::VoidType * node ) override final { |
---|
743 | this->node = new VoidType{ cv( node ) }; |
---|
744 | return nullptr; |
---|
745 | } |
---|
746 | |
---|
747 | const ast::Type * visit( const ast::BasicType * node ) override final { |
---|
748 | this->node = new BasicType{ cv( node ), (BasicType::Kind)(unsigned)node->kind }; |
---|
749 | return nullptr; |
---|
750 | } |
---|
751 | |
---|
752 | const ast::Type * visit( const ast::PointerType * node ) override final { |
---|
753 | this->node = new PointerType{ |
---|
754 | cv( node ), |
---|
755 | get<Type>().accept1( node->base ), |
---|
756 | get<Expression>().accept1( node->dimension ), |
---|
757 | (bool)node->isVarLen, |
---|
758 | (bool)node->isStatic |
---|
759 | }; |
---|
760 | return nullptr; |
---|
761 | } |
---|
762 | |
---|
763 | const ast::Type * visit( const ast::ArrayType * node ) override final { |
---|
764 | this->node = new ArrayType{ |
---|
765 | cv( node ), |
---|
766 | get<Type>().accept1( node->base ), |
---|
767 | get<Expression>().accept1( node->dimension ), |
---|
768 | (bool)node->isVarLen, |
---|
769 | (bool)node->isStatic |
---|
770 | }; |
---|
771 | return nullptr; |
---|
772 | } |
---|
773 | |
---|
774 | const ast::Type * visit( const ast::ReferenceType * node ) override final { |
---|
775 | this->node = new ReferenceType{ |
---|
776 | cv( node ), |
---|
777 | get<Type>().accept1( node->base ) |
---|
778 | }; |
---|
779 | return nullptr; |
---|
780 | } |
---|
781 | |
---|
782 | const ast::Type * visit( const ast::QualifiedType * node ) override final { |
---|
783 | this->node = new QualifiedType{ |
---|
784 | cv( node ), |
---|
785 | get<Type>().accept1( node->parent ), |
---|
786 | get<Type>().accept1( node->child ) |
---|
787 | }; |
---|
788 | return nullptr; |
---|
789 | } |
---|
790 | |
---|
791 | const ast::Type * visit( const ast::FunctionType * node ) override final { |
---|
792 | auto ty = new FunctionType { |
---|
793 | cv( node ), |
---|
794 | (bool)node->isVarArgs |
---|
795 | }; |
---|
796 | ty->returnVals = get<DeclarationWithType>().acceptL( node->returns ); |
---|
797 | ty->parameters = get<DeclarationWithType>().acceptL( node->params ); |
---|
798 | ty->forall = get<TypeDecl>().acceptL( node->forall ); |
---|
799 | this->node = ty; |
---|
800 | return nullptr; |
---|
801 | } |
---|
802 | |
---|
803 | void postvisit( const ast::ReferenceToType * old, ReferenceToType * ty ) { |
---|
804 | ty->forall = get<TypeDecl>().acceptL( old->forall ); |
---|
805 | ty->parameters = get<Expression>().acceptL( old->params ); |
---|
806 | ty->hoistType = old->hoistType; |
---|
807 | } |
---|
808 | |
---|
809 | const ast::Type * visit( const ast::StructInstType * node ) override final { |
---|
810 | StructInstType * ty; |
---|
811 | if ( node->base ) { |
---|
812 | ty = new StructInstType{ |
---|
813 | cv( node ), |
---|
814 | get<StructDecl>().accept1( node->base ), |
---|
815 | get<Attribute>().acceptL( node->attributes ) |
---|
816 | }; |
---|
817 | } else { |
---|
818 | ty = new StructInstType{ |
---|
819 | cv( node ), |
---|
820 | node->name, |
---|
821 | get<Attribute>().acceptL( node->attributes ) |
---|
822 | }; |
---|
823 | } |
---|
824 | postvisit( node, ty ); |
---|
825 | this->node = ty; |
---|
826 | return nullptr; |
---|
827 | } |
---|
828 | |
---|
829 | const ast::Type * visit( const ast::UnionInstType * node ) override final { |
---|
830 | UnionInstType * ty; |
---|
831 | if ( node->base ) { |
---|
832 | ty = new UnionInstType{ |
---|
833 | cv( node ), |
---|
834 | get<UnionDecl>().accept1( node->base ), |
---|
835 | get<Attribute>().acceptL( node->attributes ) |
---|
836 | }; |
---|
837 | } else { |
---|
838 | ty = new UnionInstType{ |
---|
839 | cv( node ), |
---|
840 | node->name, |
---|
841 | get<Attribute>().acceptL( node->attributes ) |
---|
842 | }; |
---|
843 | } |
---|
844 | postvisit( node, ty ); |
---|
845 | this->node = ty; |
---|
846 | return nullptr; |
---|
847 | } |
---|
848 | |
---|
849 | const ast::Type * visit( const ast::EnumInstType * node ) override final { |
---|
850 | EnumInstType * ty; |
---|
851 | if ( node->base ) { |
---|
852 | ty = new EnumInstType{ |
---|
853 | cv( node ), |
---|
854 | get<EnumDecl>().accept1( node->base ), |
---|
855 | get<Attribute>().acceptL( node->attributes ) |
---|
856 | }; |
---|
857 | } else { |
---|
858 | ty = new EnumInstType{ |
---|
859 | cv( node ), |
---|
860 | node->name, |
---|
861 | get<Attribute>().acceptL( node->attributes ) |
---|
862 | }; |
---|
863 | } |
---|
864 | postvisit( node, ty ); |
---|
865 | this->node = ty; |
---|
866 | return nullptr; |
---|
867 | } |
---|
868 | |
---|
869 | const ast::Type * visit( const ast::TraitInstType * node ) override final { |
---|
870 | TraitInstType * ty; |
---|
871 | if ( node->base ) { |
---|
872 | ty = new TraitInstType{ |
---|
873 | cv( node ), |
---|
874 | get<TraitDecl>().accept1( node->base ), |
---|
875 | get<Attribute>().acceptL( node->attributes ) |
---|
876 | }; |
---|
877 | } else { |
---|
878 | ty = new TraitInstType{ |
---|
879 | cv( node ), |
---|
880 | node->name, |
---|
881 | get<Attribute>().acceptL( node->attributes ) |
---|
882 | }; |
---|
883 | } |
---|
884 | postvisit( node, ty ); |
---|
885 | this->node = ty; |
---|
886 | return nullptr; |
---|
887 | } |
---|
888 | |
---|
889 | const ast::Type * visit( const ast::TypeInstType * node ) override final { |
---|
890 | TypeInstType * ty; |
---|
891 | if ( node->base ) { |
---|
892 | ty = new TypeInstType{ |
---|
893 | cv( node ), |
---|
894 | node->name, |
---|
895 | get<TypeDecl>().accept1( node->base ), |
---|
896 | get<Attribute>().acceptL( node->attributes ) |
---|
897 | }; |
---|
898 | } else { |
---|
899 | ty = new TypeInstType{ |
---|
900 | cv( node ), |
---|
901 | node->name, |
---|
902 | node->kind == ast::TypeVar::Ftype, |
---|
903 | get<Attribute>().acceptL( node->attributes ) |
---|
904 | }; |
---|
905 | } |
---|
906 | postvisit( node, ty ); |
---|
907 | this->node = ty; |
---|
908 | return nullptr; |
---|
909 | } |
---|
910 | |
---|
911 | const ast::Type * visit( const ast::TupleType * node ) override final { |
---|
912 | this->node = new TupleType{ |
---|
913 | cv( node ), |
---|
914 | get<Type>().acceptL( node->types ) |
---|
915 | // members generated by TupleType c'tor |
---|
916 | }; |
---|
917 | return nullptr; |
---|
918 | } |
---|
919 | |
---|
920 | const ast::Type * visit( const ast::TypeofType * node ) override final { |
---|
921 | this->node = new TypeofType{ |
---|
922 | cv( node ), |
---|
923 | get<Expression>().accept1( node->expr ), |
---|
924 | (bool)node->kind |
---|
925 | }; |
---|
926 | return nullptr; |
---|
927 | } |
---|
928 | |
---|
929 | const ast::Type * visit( const ast::VarArgsType * node ) override final { |
---|
930 | this->node = new VarArgsType{ cv( node ) }; |
---|
931 | return nullptr; |
---|
932 | } |
---|
933 | |
---|
934 | const ast::Type * visit( const ast::ZeroType * node ) override final { |
---|
935 | this->node = new ZeroType{ cv( node ) }; |
---|
936 | return nullptr; |
---|
937 | } |
---|
938 | |
---|
939 | const ast::Type * visit( const ast::OneType * node ) override final { |
---|
940 | this->node = new OneType{ cv( node ) }; |
---|
941 | return nullptr; |
---|
942 | } |
---|
943 | |
---|
944 | const ast::Type * visit( const ast::GlobalScopeType * ) override final { |
---|
945 | this->node = new GlobalScopeType{}; |
---|
946 | return nullptr; |
---|
947 | } |
---|
948 | |
---|
949 | const ast::Designation * visit( const ast::Designation * node ) override final { |
---|
950 | (void)node; |
---|
951 | return nullptr; |
---|
952 | } |
---|
953 | |
---|
954 | const ast::Init * visit( const ast::SingleInit * node ) override final { |
---|
955 | (void)node; |
---|
956 | return nullptr; |
---|
957 | } |
---|
958 | |
---|
959 | const ast::Init * visit( const ast::ListInit * node ) override final { |
---|
960 | (void)node; |
---|
961 | return nullptr; |
---|
962 | } |
---|
963 | |
---|
964 | const ast::Init * visit( const ast::ConstructorInit * node ) override final { |
---|
965 | (void)node; |
---|
966 | return nullptr; |
---|
967 | } |
---|
968 | |
---|
969 | const ast::Attribute * visit( const ast::Attribute * node ) override final { |
---|
970 | (void)node; |
---|
971 | return nullptr; |
---|
972 | } |
---|
973 | |
---|
974 | const ast::TypeSubstitution * visit( const ast::TypeSubstitution * node ) override final { |
---|
975 | (void)node; |
---|
976 | return nullptr; |
---|
977 | } |
---|
978 | }; |
---|
979 | |
---|
980 | std::list< Declaration * > convert( std::list< ast::ptr< ast::Decl > > && translationUnit ) { |
---|
981 | ConverterNewToOld c; |
---|
982 | std::list< Declaration * > decls; |
---|
983 | for(auto d : translationUnit) { |
---|
984 | decls.emplace_back( c.decl( d ) ); |
---|
985 | delete d; |
---|
986 | } |
---|
987 | return decls; |
---|
988 | } |
---|
989 | |
---|
990 | //================================================================================================ |
---|
991 | |
---|
992 | class ConverterOldToNew : public Visitor { |
---|
993 | public: |
---|
994 | ast::Decl * decl() { |
---|
995 | return strict_dynamic_cast< ast::Decl * >( node ); |
---|
996 | } |
---|
997 | private: |
---|
998 | /// conversion output |
---|
999 | ast::Node * node; |
---|
1000 | /// cache of nodes that might be referenced by readonly<> for de-duplication |
---|
1001 | std::unordered_map< BaseSyntaxNode *, ast::Node * > cache; |
---|
1002 | |
---|
1003 | // Local Utilities: |
---|
1004 | |
---|
1005 | template<typename NewT, typename OldT> |
---|
1006 | NewT * getAccept1( OldT old ) { |
---|
1007 | if ( ! old ) return nullptr; |
---|
1008 | old->accept(*this); |
---|
1009 | return strict_dynamic_cast< NewT * >( node ); |
---|
1010 | } |
---|
1011 | |
---|
1012 | # define GET_ACCEPT_1(child, type) \ |
---|
1013 | getAccept1< ast::type, decltype( old->child ) >( old->child ) |
---|
1014 | |
---|
1015 | template<typename NewT, typename OldC> |
---|
1016 | std::vector< ast::ptr<NewT> > getAcceptV( OldC& old ) { |
---|
1017 | std::vector< ast::ptr<NewT> > ret; |
---|
1018 | ret.reserve( old.size() ); |
---|
1019 | for ( auto a : old ) { |
---|
1020 | a->accept( *this ); |
---|
1021 | ret.emplace_back( strict_dynamic_cast< NewT * >(node) ); |
---|
1022 | } |
---|
1023 | return ret; |
---|
1024 | } |
---|
1025 | |
---|
1026 | # define GET_ACCEPT_V(child, type) \ |
---|
1027 | getAcceptV< ast::type, decltype( old->child ) >( old->child ) |
---|
1028 | |
---|
1029 | ast::Label make_label(Label* old) { |
---|
1030 | return ast::Label( |
---|
1031 | old->labelled->location, |
---|
1032 | old->name, |
---|
1033 | GET_ACCEPT_V(attributes, Attribute) |
---|
1034 | ); |
---|
1035 | } |
---|
1036 | |
---|
1037 | template<template <class...> class C> |
---|
1038 | C<ast::Label> make_labels(C<Label> olds) { |
---|
1039 | C<ast::Label> ret; |
---|
1040 | for (auto oldn : olds) { |
---|
1041 | ret.push_back( make_label( &oldn ) ); |
---|
1042 | } |
---|
1043 | return ret; |
---|
1044 | } |
---|
1045 | |
---|
1046 | # define GET_LABELS_V(labels) \ |
---|
1047 | to<std::vector>::from( make_labels( std::move( labels ) ) ) |
---|
1048 | |
---|
1049 | static ast::CV::Qualifiers cv( Type * ty ) { return { ty->get_qualifiers().val }; } |
---|
1050 | |
---|
1051 | /// returns true and sets `node` if in cache |
---|
1052 | bool inCache( BaseSyntaxNode * old ) { |
---|
1053 | auto it = cache.find( old ); |
---|
1054 | if ( it == cache.end() ) return false; |
---|
1055 | node = it->second; |
---|
1056 | return true; |
---|
1057 | } |
---|
1058 | |
---|
1059 | // Now all the visit functions: |
---|
1060 | |
---|
1061 | virtual void visit( ObjectDecl * old ) override final { |
---|
1062 | if ( inCache( old ) ) return; |
---|
1063 | auto decl = new ast::ObjectDecl( |
---|
1064 | old->location, |
---|
1065 | old->name, |
---|
1066 | GET_ACCEPT_1(type, Type), |
---|
1067 | GET_ACCEPT_1(init, Init), |
---|
1068 | { old->get_storageClasses().val }, |
---|
1069 | { old->linkage.val }, |
---|
1070 | GET_ACCEPT_1(bitfieldWidth, Expr), |
---|
1071 | GET_ACCEPT_V(attributes, Attribute), |
---|
1072 | { old->get_funcSpec().val } |
---|
1073 | ); |
---|
1074 | decl->scopeLevel = old->scopeLevel; |
---|
1075 | decl->mangleName = old->mangleName; |
---|
1076 | decl->isDeleted = old->isDeleted; |
---|
1077 | decl->uniqueId = old->uniqueId; |
---|
1078 | decl->extension = old->extension; |
---|
1079 | cache.emplace( old, decl ); |
---|
1080 | |
---|
1081 | this->node = decl; |
---|
1082 | } |
---|
1083 | |
---|
1084 | virtual void visit( FunctionDecl * old ) override final { |
---|
1085 | if ( inCache( old ) ) return; |
---|
1086 | // TODO |
---|
1087 | auto decl = (ast::FunctionDecl *)nullptr; |
---|
1088 | cache.emplace( old, decl ); |
---|
1089 | } |
---|
1090 | |
---|
1091 | virtual void visit( StructDecl * old ) override final { |
---|
1092 | if ( inCache( old ) ) return; |
---|
1093 | auto decl = new ast::StructDecl( |
---|
1094 | old->location, |
---|
1095 | old->name, |
---|
1096 | old->kind, |
---|
1097 | GET_ACCEPT_V(attributes, Attribute), |
---|
1098 | { old->linkage.val } |
---|
1099 | ); |
---|
1100 | decl->parent = GET_ACCEPT_1(parent, AggregateDecl); |
---|
1101 | decl->body = old->body; |
---|
1102 | decl->params = GET_ACCEPT_V(parameters, TypeDecl); |
---|
1103 | decl->members = GET_ACCEPT_V(members, Decl); |
---|
1104 | decl->extension = old->extension; |
---|
1105 | decl->uniqueId = old->uniqueId; |
---|
1106 | decl->storage = { old->storageClasses.val }; |
---|
1107 | cache.emplace( old, decl ); |
---|
1108 | |
---|
1109 | this->node = decl; |
---|
1110 | } |
---|
1111 | |
---|
1112 | virtual void visit( UnionDecl * old ) override final { |
---|
1113 | if ( inCache( old ) ) return; |
---|
1114 | auto decl = new ast::UnionDecl( |
---|
1115 | old->location, |
---|
1116 | old->name, |
---|
1117 | GET_ACCEPT_V(attributes, Attribute), |
---|
1118 | { old->linkage.val } |
---|
1119 | ); |
---|
1120 | decl->parent = GET_ACCEPT_1(parent, AggregateDecl); |
---|
1121 | decl->body = old->body; |
---|
1122 | decl->params = GET_ACCEPT_V(parameters, TypeDecl); |
---|
1123 | decl->members = GET_ACCEPT_V(members, Decl); |
---|
1124 | decl->extension = old->extension; |
---|
1125 | decl->uniqueId = old->uniqueId; |
---|
1126 | decl->storage = { old->storageClasses.val }; |
---|
1127 | cache.emplace( old, decl ); |
---|
1128 | |
---|
1129 | this->node = decl; |
---|
1130 | } |
---|
1131 | |
---|
1132 | virtual void visit( EnumDecl * old ) override final { |
---|
1133 | if ( inCache( old ) ) return; |
---|
1134 | auto decl = new ast::UnionDecl( |
---|
1135 | old->location, |
---|
1136 | old->name, |
---|
1137 | GET_ACCEPT_V(attributes, Attribute), |
---|
1138 | { old->linkage.val } |
---|
1139 | ); |
---|
1140 | decl->parent = GET_ACCEPT_1(parent, AggregateDecl); |
---|
1141 | decl->body = old->body; |
---|
1142 | decl->params = GET_ACCEPT_V(parameters, TypeDecl); |
---|
1143 | decl->members = GET_ACCEPT_V(members, Decl); |
---|
1144 | decl->extension = old->extension; |
---|
1145 | decl->uniqueId = old->uniqueId; |
---|
1146 | decl->storage = { old->storageClasses.val }; |
---|
1147 | cache.emplace( old, decl ); |
---|
1148 | |
---|
1149 | this->node = decl; |
---|
1150 | } |
---|
1151 | |
---|
1152 | virtual void visit( TraitDecl * old ) override final { |
---|
1153 | if ( inCache( old ) ) return; |
---|
1154 | auto decl = new ast::UnionDecl( |
---|
1155 | old->location, |
---|
1156 | old->name, |
---|
1157 | GET_ACCEPT_V(attributes, Attribute), |
---|
1158 | { old->linkage.val } |
---|
1159 | ); |
---|
1160 | decl->parent = GET_ACCEPT_1(parent, AggregateDecl); |
---|
1161 | decl->body = old->body; |
---|
1162 | decl->params = GET_ACCEPT_V(parameters, TypeDecl); |
---|
1163 | decl->members = GET_ACCEPT_V(members, Decl); |
---|
1164 | decl->extension = old->extension; |
---|
1165 | decl->uniqueId = old->uniqueId; |
---|
1166 | decl->storage = { old->storageClasses.val }; |
---|
1167 | cache.emplace( old, decl ); |
---|
1168 | |
---|
1169 | this->node = decl; |
---|
1170 | } |
---|
1171 | |
---|
1172 | virtual void visit( TypeDecl * old ) override final { |
---|
1173 | if ( inCache( old ) ) return; |
---|
1174 | // TODO |
---|
1175 | auto decl = (ast::TypeDecl *)nullptr; |
---|
1176 | cache.emplace( old, decl ); |
---|
1177 | } |
---|
1178 | |
---|
1179 | virtual void visit( TypedefDecl * old ) override final { |
---|
1180 | auto decl = new ast::TypedefDecl( |
---|
1181 | old->location, |
---|
1182 | old->name, |
---|
1183 | { old->storageClasses.val }, |
---|
1184 | GET_ACCEPT_1(base, Type), |
---|
1185 | { old->linkage.val } |
---|
1186 | ); |
---|
1187 | decl->assertions = GET_ACCEPT_V(assertions, DeclWithType); |
---|
1188 | decl->params = GET_ACCEPT_V(parameters, TypeDecl); |
---|
1189 | decl->extension = old->extension; |
---|
1190 | decl->uniqueId = old->uniqueId; |
---|
1191 | decl->storage = { old->storageClasses.val }; |
---|
1192 | |
---|
1193 | this->node = decl; |
---|
1194 | } |
---|
1195 | |
---|
1196 | virtual void visit( AsmDecl * ) override final { |
---|
1197 | |
---|
1198 | } |
---|
1199 | |
---|
1200 | virtual void visit( StaticAssertDecl * ) override final { |
---|
1201 | |
---|
1202 | } |
---|
1203 | |
---|
1204 | virtual void visit( CompoundStmt * old ) override final { |
---|
1205 | auto stmt = new ast::CompoundStmt( |
---|
1206 | old->location, |
---|
1207 | to<std::list>::from( GET_ACCEPT_V(kids, Stmt) ), |
---|
1208 | GET_LABELS_V(old->labels) |
---|
1209 | ); |
---|
1210 | |
---|
1211 | this->node = stmt; |
---|
1212 | } |
---|
1213 | |
---|
1214 | virtual void visit( ExprStmt * old ) override final { |
---|
1215 | this->node = new ast::ExprStmt( |
---|
1216 | old->location, |
---|
1217 | GET_ACCEPT_1(expr, Expr), |
---|
1218 | GET_LABELS_V(old->labels) |
---|
1219 | ); |
---|
1220 | } |
---|
1221 | |
---|
1222 | virtual void visit( AsmStmt * old ) override final { |
---|
1223 | this->node = new ast::AsmStmt( |
---|
1224 | old->location, |
---|
1225 | old->voltile, |
---|
1226 | GET_ACCEPT_1(instruction, Expr), |
---|
1227 | GET_ACCEPT_V(output, Expr), |
---|
1228 | GET_ACCEPT_V(input, Expr), |
---|
1229 | GET_ACCEPT_V(clobber, ConstantExpr), |
---|
1230 | GET_LABELS_V(old->gotolabels), |
---|
1231 | GET_LABELS_V(old->labels) |
---|
1232 | ); |
---|
1233 | } |
---|
1234 | |
---|
1235 | virtual void visit( DirectiveStmt * old ) override final { |
---|
1236 | this->node = new ast::DirectiveStmt( |
---|
1237 | old->location, |
---|
1238 | old->directive, |
---|
1239 | GET_LABELS_V(old->labels) |
---|
1240 | ); |
---|
1241 | } |
---|
1242 | |
---|
1243 | virtual void visit( IfStmt * old ) override final { |
---|
1244 | this->node = new ast::IfStmt( |
---|
1245 | old->location, |
---|
1246 | GET_ACCEPT_1(condition, Expr), |
---|
1247 | GET_ACCEPT_1(thenPart, Stmt), |
---|
1248 | GET_ACCEPT_1(elsePart, Stmt), |
---|
1249 | GET_ACCEPT_V(initialization, Stmt), |
---|
1250 | GET_LABELS_V(old->labels) |
---|
1251 | ); |
---|
1252 | } |
---|
1253 | |
---|
1254 | virtual void visit( SwitchStmt * old ) override final { |
---|
1255 | this->node = new ast::SwitchStmt( |
---|
1256 | old->location, |
---|
1257 | GET_ACCEPT_1(condition, Expr), |
---|
1258 | GET_ACCEPT_V(statements, Stmt), |
---|
1259 | GET_LABELS_V(old->labels) |
---|
1260 | ); |
---|
1261 | } |
---|
1262 | |
---|
1263 | virtual void visit( CaseStmt * old ) override final { |
---|
1264 | this->node = new ast::CaseStmt( |
---|
1265 | old->location, |
---|
1266 | GET_ACCEPT_1(condition, Expr), |
---|
1267 | GET_ACCEPT_V(stmts, Stmt), |
---|
1268 | GET_LABELS_V(old->labels) |
---|
1269 | ); |
---|
1270 | } |
---|
1271 | |
---|
1272 | virtual void visit( WhileStmt * old ) override final { |
---|
1273 | this->node = new ast::WhileStmt( |
---|
1274 | old->location, |
---|
1275 | GET_ACCEPT_1(condition, Expr), |
---|
1276 | GET_ACCEPT_1(body, Stmt), |
---|
1277 | GET_ACCEPT_V(initialization, Stmt), |
---|
1278 | old->isDoWhile, |
---|
1279 | GET_LABELS_V(old->labels) |
---|
1280 | ); |
---|
1281 | } |
---|
1282 | |
---|
1283 | virtual void visit( ForStmt * old ) override final { |
---|
1284 | this->node = new ast::ForStmt( |
---|
1285 | old->location, |
---|
1286 | GET_ACCEPT_V(initialization, Stmt), |
---|
1287 | GET_ACCEPT_1(condition, Expr), |
---|
1288 | GET_ACCEPT_1(increment, Expr), |
---|
1289 | GET_ACCEPT_1(body, Stmt), |
---|
1290 | GET_LABELS_V(old->labels) |
---|
1291 | ); |
---|
1292 | } |
---|
1293 | |
---|
1294 | virtual void visit( BranchStmt * old ) override final { |
---|
1295 | if (old->computedTarget) { |
---|
1296 | this->node = new ast::BranchStmt( |
---|
1297 | old->location, |
---|
1298 | GET_ACCEPT_1(computedTarget, Expr), |
---|
1299 | GET_LABELS_V(old->labels) |
---|
1300 | ); |
---|
1301 | } else { |
---|
1302 | ast::BranchStmt::Kind kind; |
---|
1303 | switch (old->type) { |
---|
1304 | #define CASE(n) \ |
---|
1305 | case BranchStmt::n: \ |
---|
1306 | kind = ast::BranchStmt::n; \ |
---|
1307 | break |
---|
1308 | CASE(Goto); |
---|
1309 | CASE(Break); |
---|
1310 | CASE(Continue); |
---|
1311 | CASE(FallThrough); |
---|
1312 | CASE(FallThroughDefault); |
---|
1313 | #undef CASE |
---|
1314 | default: |
---|
1315 | assertf(false, "Invalid BranchStmt::Type %d\n", old->type); |
---|
1316 | } |
---|
1317 | |
---|
1318 | Label label = old->originalTarget; |
---|
1319 | auto stmt = new ast::BranchStmt( |
---|
1320 | old->location, |
---|
1321 | kind, |
---|
1322 | make_label(&label), |
---|
1323 | GET_LABELS_V(old->labels) |
---|
1324 | ); |
---|
1325 | stmt->target = make_label(&old->target); |
---|
1326 | this->node = stmt; |
---|
1327 | } |
---|
1328 | } |
---|
1329 | |
---|
1330 | virtual void visit( ReturnStmt * old ) override final { |
---|
1331 | this->node = new ast::ReturnStmt( |
---|
1332 | old->location, |
---|
1333 | GET_ACCEPT_1(expr, Expr), |
---|
1334 | GET_LABELS_V(old->labels) |
---|
1335 | ); |
---|
1336 | } |
---|
1337 | |
---|
1338 | virtual void visit( ThrowStmt * old ) override final { |
---|
1339 | ast::ThrowStmt::Kind kind; |
---|
1340 | switch (old->kind) { |
---|
1341 | case ThrowStmt::Terminate: |
---|
1342 | kind = ast::ThrowStmt::Terminate; |
---|
1343 | break; |
---|
1344 | case ThrowStmt::Resume: |
---|
1345 | kind = ast::ThrowStmt::Resume; |
---|
1346 | break; |
---|
1347 | default: |
---|
1348 | assertf(false, "Invalid ThrowStmt::Kind %d\n", old->kind); |
---|
1349 | } |
---|
1350 | |
---|
1351 | this->node = new ast::ThrowStmt( |
---|
1352 | old->location, |
---|
1353 | kind, |
---|
1354 | GET_ACCEPT_1(expr, Expr), |
---|
1355 | GET_ACCEPT_1(target, Expr), |
---|
1356 | GET_LABELS_V(old->labels) |
---|
1357 | ); |
---|
1358 | } |
---|
1359 | |
---|
1360 | virtual void visit( TryStmt * old ) override final { |
---|
1361 | this->node = new ast::TryStmt( |
---|
1362 | old->location, |
---|
1363 | GET_ACCEPT_1(block, CompoundStmt), |
---|
1364 | GET_ACCEPT_V(handlers, CatchStmt), |
---|
1365 | GET_ACCEPT_1(finallyBlock, FinallyStmt), |
---|
1366 | GET_LABELS_V(old->labels) |
---|
1367 | ); |
---|
1368 | } |
---|
1369 | |
---|
1370 | virtual void visit( CatchStmt * old ) override final { |
---|
1371 | ast::CatchStmt::Kind kind; |
---|
1372 | switch (old->kind) { |
---|
1373 | case CatchStmt::Terminate: |
---|
1374 | kind = ast::CatchStmt::Terminate; |
---|
1375 | break; |
---|
1376 | case CatchStmt::Resume: |
---|
1377 | kind = ast::CatchStmt::Resume; |
---|
1378 | break; |
---|
1379 | default: |
---|
1380 | assertf(false, "Invalid CatchStmt::Kind %d\n", old->kind); |
---|
1381 | } |
---|
1382 | |
---|
1383 | this->node = new ast::CatchStmt( |
---|
1384 | old->location, |
---|
1385 | kind, |
---|
1386 | GET_ACCEPT_1(decl, Decl), |
---|
1387 | GET_ACCEPT_1(cond, Expr), |
---|
1388 | GET_ACCEPT_1(body, Stmt), |
---|
1389 | GET_LABELS_V(old->labels) |
---|
1390 | ); |
---|
1391 | } |
---|
1392 | |
---|
1393 | virtual void visit( FinallyStmt * old ) override final { |
---|
1394 | this->node = new ast::FinallyStmt( |
---|
1395 | old->location, |
---|
1396 | GET_ACCEPT_1(block, CompoundStmt), |
---|
1397 | GET_LABELS_V(old->labels) |
---|
1398 | ); |
---|
1399 | } |
---|
1400 | |
---|
1401 | virtual void visit( WaitForStmt * old ) override final { |
---|
1402 | ast::WaitForStmt * stmt = new ast::WaitForStmt( |
---|
1403 | old->location, |
---|
1404 | GET_LABELS_V(old->labels) |
---|
1405 | ); |
---|
1406 | |
---|
1407 | stmt->clauses.reserve( old->clauses.size() ); |
---|
1408 | for (size_t i = 0 ; i < old->clauses.size() ; ++i) { |
---|
1409 | stmt->clauses.push_back({ |
---|
1410 | ast::WaitForStmt::Target{ |
---|
1411 | GET_ACCEPT_1(clauses[i].target.function, Expr), |
---|
1412 | GET_ACCEPT_V(clauses[i].target.arguments, Expr) |
---|
1413 | }, |
---|
1414 | GET_ACCEPT_1(clauses[i].statement, Stmt), |
---|
1415 | GET_ACCEPT_1(clauses[i].condition, Expr) |
---|
1416 | }); |
---|
1417 | } |
---|
1418 | stmt->timeout = { |
---|
1419 | GET_ACCEPT_1(timeout.time, Expr), |
---|
1420 | GET_ACCEPT_1(timeout.statement, Stmt), |
---|
1421 | GET_ACCEPT_1(timeout.condition, Expr), |
---|
1422 | }; |
---|
1423 | stmt->orElse = { |
---|
1424 | GET_ACCEPT_1(timeout.statement, Stmt), |
---|
1425 | GET_ACCEPT_1(timeout.condition, Expr), |
---|
1426 | }; |
---|
1427 | |
---|
1428 | this->node = stmt; |
---|
1429 | } |
---|
1430 | |
---|
1431 | virtual void visit( WithStmt * old ) override final { |
---|
1432 | this->node = new ast::WithStmt( |
---|
1433 | old->location, |
---|
1434 | GET_ACCEPT_V(exprs, Expr), |
---|
1435 | GET_ACCEPT_1(stmt, Stmt), |
---|
1436 | GET_LABELS_V(old->labels) |
---|
1437 | ); |
---|
1438 | } |
---|
1439 | |
---|
1440 | virtual void visit( NullStmt * old ) override final { |
---|
1441 | this->node = new ast::NullStmt( |
---|
1442 | old->location, |
---|
1443 | GET_LABELS_V(old->labels) |
---|
1444 | ); |
---|
1445 | } |
---|
1446 | |
---|
1447 | virtual void visit( DeclStmt * old ) override final { |
---|
1448 | this->node = new ast::DeclStmt( |
---|
1449 | old->location, |
---|
1450 | GET_ACCEPT_1(decl, Decl), |
---|
1451 | GET_LABELS_V(old->labels) |
---|
1452 | ); |
---|
1453 | } |
---|
1454 | |
---|
1455 | virtual void visit( ImplicitCtorDtorStmt * old ) override final { |
---|
1456 | this->node = new ast::ImplicitCtorDtorStmt( |
---|
1457 | old->location, |
---|
1458 | GET_ACCEPT_1(callStmt, Stmt), |
---|
1459 | GET_LABELS_V(old->labels) |
---|
1460 | ); |
---|
1461 | } |
---|
1462 | |
---|
1463 | ast::TypeSubstitution * convertTypeSubstitution(const TypeSubstitution * old) { |
---|
1464 | |
---|
1465 | ast::TypeSubstitution *rslt = new ast::TypeSubstitution(); |
---|
1466 | |
---|
1467 | for (decltype(old->begin()) old_i = old->begin(); old_i != old->end(); old_i++) { |
---|
1468 | rslt->add( old_i->first, |
---|
1469 | getAccept1<ast::Type>(old_i->second) ); |
---|
1470 | } |
---|
1471 | |
---|
1472 | for (decltype(old->beginVar()) old_i = old->beginVar(); old_i != old->endVar(); old_i++) { |
---|
1473 | rslt->addVar( old_i->first, |
---|
1474 | getAccept1<ast::Expr>(old_i->second) ); |
---|
1475 | } |
---|
1476 | |
---|
1477 | return rslt; |
---|
1478 | } |
---|
1479 | |
---|
1480 | void convertInferUnion(ast::Expr::InferUnion &newInferred, |
---|
1481 | const std::map<UniqueId,ParamEntry> &oldInferParams, |
---|
1482 | const std::vector<UniqueId> &oldResnSlots) { |
---|
1483 | |
---|
1484 | assert( oldInferParams.empty() || oldResnSlots.empty() ); |
---|
1485 | assert( newInferred.mode == ast::Expr::InferUnion::Empty ); |
---|
1486 | |
---|
1487 | if ( !oldInferParams.empty() ) { |
---|
1488 | ast::InferredParams &tgt = newInferred.inferParams(); |
---|
1489 | for (auto old : oldInferParams) { |
---|
1490 | tgt[old.first] = ast::ParamEntry( |
---|
1491 | old.second.decl, |
---|
1492 | getAccept1<ast::Type>(old.second.actualType), |
---|
1493 | getAccept1<ast::Type>(old.second.formalType), |
---|
1494 | getAccept1<ast::Expr>(old.second.expr) |
---|
1495 | ); |
---|
1496 | } |
---|
1497 | } else if ( !oldResnSlots.empty() ) { |
---|
1498 | ast::ResnSlots &tgt = newInferred.resnSlots(); |
---|
1499 | for (auto old : oldResnSlots) { |
---|
1500 | tgt.push_back(old); |
---|
1501 | } |
---|
1502 | } |
---|
1503 | } |
---|
1504 | |
---|
1505 | ast::Expr * visitBaseExpr(Expression * old, ast::Expr * nw) { |
---|
1506 | |
---|
1507 | nw->result = GET_ACCEPT_1(result, Type); |
---|
1508 | nw->env = convertTypeSubstitution(old->env); |
---|
1509 | |
---|
1510 | nw->extension = old->extension; |
---|
1511 | convertInferUnion(nw->inferred, old->inferParams, old->resnSlots); |
---|
1512 | |
---|
1513 | return nw; |
---|
1514 | } |
---|
1515 | |
---|
1516 | virtual void visit( ApplicationExpr * old ) override final { |
---|
1517 | this->node = visitBaseExpr( old, |
---|
1518 | new ast::ApplicationExpr( |
---|
1519 | old->location, |
---|
1520 | GET_ACCEPT_1(function, Expr), |
---|
1521 | GET_ACCEPT_V(args, Expr) |
---|
1522 | ) |
---|
1523 | ); |
---|
1524 | } |
---|
1525 | |
---|
1526 | virtual void visit( UntypedExpr * old ) override final { |
---|
1527 | this->node = visitBaseExpr( old, |
---|
1528 | new ast::UntypedExpr( |
---|
1529 | old->location, |
---|
1530 | GET_ACCEPT_1(function, Expr), |
---|
1531 | GET_ACCEPT_V(args, Expr) |
---|
1532 | ) |
---|
1533 | ); |
---|
1534 | } |
---|
1535 | |
---|
1536 | virtual void visit( NameExpr * old ) override final { |
---|
1537 | this->node = visitBaseExpr( old, |
---|
1538 | new ast::NameExpr( |
---|
1539 | old->location, |
---|
1540 | old->get_name() |
---|
1541 | ) |
---|
1542 | ); |
---|
1543 | } |
---|
1544 | |
---|
1545 | virtual void visit( CastExpr * old ) override final { |
---|
1546 | this->node = visitBaseExpr( old, |
---|
1547 | new ast::CastExpr( |
---|
1548 | old->location, |
---|
1549 | nullptr, // cast's "to" type is expr's result type; converted in visitBaseExpr |
---|
1550 | old->isGenerated ? ast::GeneratedCast : ast::ExplicitCast |
---|
1551 | ) |
---|
1552 | ); |
---|
1553 | } |
---|
1554 | |
---|
1555 | virtual void visit( KeywordCastExpr * ) override final { |
---|
1556 | |
---|
1557 | } |
---|
1558 | |
---|
1559 | virtual void visit( VirtualCastExpr * ) override final { |
---|
1560 | |
---|
1561 | } |
---|
1562 | |
---|
1563 | virtual void visit( AddressExpr * ) override final { |
---|
1564 | |
---|
1565 | } |
---|
1566 | |
---|
1567 | virtual void visit( LabelAddressExpr * ) override final { |
---|
1568 | |
---|
1569 | } |
---|
1570 | |
---|
1571 | virtual void visit( UntypedMemberExpr * ) override final { |
---|
1572 | |
---|
1573 | } |
---|
1574 | |
---|
1575 | virtual void visit( MemberExpr * ) override final { |
---|
1576 | |
---|
1577 | } |
---|
1578 | |
---|
1579 | virtual void visit( VariableExpr * ) override final { |
---|
1580 | |
---|
1581 | } |
---|
1582 | |
---|
1583 | virtual void visit( ConstantExpr * ) override final { |
---|
1584 | |
---|
1585 | } |
---|
1586 | |
---|
1587 | virtual void visit( SizeofExpr * ) override final { |
---|
1588 | |
---|
1589 | } |
---|
1590 | |
---|
1591 | virtual void visit( AlignofExpr * ) override final { |
---|
1592 | |
---|
1593 | } |
---|
1594 | |
---|
1595 | virtual void visit( UntypedOffsetofExpr * ) override final { |
---|
1596 | |
---|
1597 | } |
---|
1598 | |
---|
1599 | virtual void visit( OffsetofExpr * ) override final { |
---|
1600 | |
---|
1601 | } |
---|
1602 | |
---|
1603 | virtual void visit( OffsetPackExpr * ) override final { |
---|
1604 | |
---|
1605 | } |
---|
1606 | |
---|
1607 | virtual void visit( LogicalExpr * ) override final { |
---|
1608 | |
---|
1609 | } |
---|
1610 | |
---|
1611 | virtual void visit( ConditionalExpr * ) override final { |
---|
1612 | |
---|
1613 | } |
---|
1614 | |
---|
1615 | virtual void visit( CommaExpr * ) override final { |
---|
1616 | |
---|
1617 | } |
---|
1618 | |
---|
1619 | virtual void visit( TypeExpr * ) override final { |
---|
1620 | |
---|
1621 | } |
---|
1622 | |
---|
1623 | virtual void visit( AsmExpr * ) override final { |
---|
1624 | |
---|
1625 | } |
---|
1626 | |
---|
1627 | virtual void visit( ImplicitCopyCtorExpr * ) override final { |
---|
1628 | |
---|
1629 | } |
---|
1630 | |
---|
1631 | virtual void visit( ConstructorExpr * ) override final { |
---|
1632 | |
---|
1633 | } |
---|
1634 | |
---|
1635 | virtual void visit( CompoundLiteralExpr * ) override final { |
---|
1636 | |
---|
1637 | } |
---|
1638 | |
---|
1639 | virtual void visit( RangeExpr * ) override final { |
---|
1640 | |
---|
1641 | } |
---|
1642 | |
---|
1643 | virtual void visit( UntypedTupleExpr * ) override final { |
---|
1644 | |
---|
1645 | } |
---|
1646 | |
---|
1647 | virtual void visit( TupleExpr * ) override final { |
---|
1648 | |
---|
1649 | } |
---|
1650 | |
---|
1651 | virtual void visit( TupleIndexExpr * ) override final { |
---|
1652 | |
---|
1653 | } |
---|
1654 | |
---|
1655 | virtual void visit( TupleAssignExpr * ) override final { |
---|
1656 | |
---|
1657 | } |
---|
1658 | |
---|
1659 | virtual void visit( StmtExpr * ) override final { |
---|
1660 | |
---|
1661 | } |
---|
1662 | |
---|
1663 | virtual void visit( UniqueExpr * ) override final { |
---|
1664 | |
---|
1665 | } |
---|
1666 | |
---|
1667 | virtual void visit( UntypedInitExpr * ) override final { |
---|
1668 | |
---|
1669 | } |
---|
1670 | |
---|
1671 | virtual void visit( InitExpr * ) override final { |
---|
1672 | |
---|
1673 | } |
---|
1674 | |
---|
1675 | virtual void visit( DeletedExpr * ) override final { |
---|
1676 | |
---|
1677 | } |
---|
1678 | |
---|
1679 | virtual void visit( DefaultArgExpr * ) override final { |
---|
1680 | |
---|
1681 | } |
---|
1682 | |
---|
1683 | virtual void visit( GenericExpr * ) override final { |
---|
1684 | |
---|
1685 | } |
---|
1686 | |
---|
1687 | virtual void visit( VoidType * old ) override final { |
---|
1688 | this->node = new ast::VoidType{ cv( old ) }; |
---|
1689 | } |
---|
1690 | |
---|
1691 | virtual void visit( BasicType * old ) override final { |
---|
1692 | this->node = new ast::BasicType{ (ast::BasicType::Kind)(unsigned)old->kind, cv( old ) }; |
---|
1693 | } |
---|
1694 | |
---|
1695 | virtual void visit( PointerType * old ) override final { |
---|
1696 | this->node = new ast::PointerType{ |
---|
1697 | GET_ACCEPT_1( base, Type ), |
---|
1698 | GET_ACCEPT_1( dimension, Expr ), |
---|
1699 | (ast::LengthFlag)old->isVarLen, |
---|
1700 | (ast::DimensionFlag)old->isStatic, |
---|
1701 | cv( old ) |
---|
1702 | }; |
---|
1703 | } |
---|
1704 | |
---|
1705 | virtual void visit( ArrayType * old ) override final { |
---|
1706 | this->node = new ast::ArrayType{ |
---|
1707 | GET_ACCEPT_1( base, Type ), |
---|
1708 | GET_ACCEPT_1( dimension, Expr ), |
---|
1709 | (ast::LengthFlag)old->isVarLen, |
---|
1710 | (ast::DimensionFlag)old->isStatic, |
---|
1711 | cv( old ) |
---|
1712 | }; |
---|
1713 | } |
---|
1714 | |
---|
1715 | virtual void visit( ReferenceType * old ) override final { |
---|
1716 | this->node = new ast::ReferenceType{ |
---|
1717 | GET_ACCEPT_1( base, Type ), |
---|
1718 | cv( old ) |
---|
1719 | }; |
---|
1720 | } |
---|
1721 | |
---|
1722 | virtual void visit( QualifiedType * old ) override final { |
---|
1723 | this->node = new ast::QualifiedType{ |
---|
1724 | GET_ACCEPT_1( parent, Type ), |
---|
1725 | GET_ACCEPT_1( child, Type ), |
---|
1726 | cv( old ) |
---|
1727 | }; |
---|
1728 | } |
---|
1729 | |
---|
1730 | virtual void visit( FunctionType * old ) override final { |
---|
1731 | auto ty = new ast::FunctionType { |
---|
1732 | (ast::ArgumentFlag)old->isVarArgs, |
---|
1733 | cv( old ) |
---|
1734 | }; |
---|
1735 | ty->returns = GET_ACCEPT_V( returnVals, DeclWithType ); |
---|
1736 | ty->params = GET_ACCEPT_V( parameters, DeclWithType ); |
---|
1737 | ty->forall = GET_ACCEPT_V( forall, TypeDecl ); |
---|
1738 | this->node = ty; |
---|
1739 | } |
---|
1740 | |
---|
1741 | void postvisit( ReferenceToType * old, ast::ReferenceToType * ty ) { |
---|
1742 | ty->forall = GET_ACCEPT_V( forall, TypeDecl ); |
---|
1743 | ty->params = GET_ACCEPT_V( parameters, Expr ); |
---|
1744 | ty->hoistType = old->hoistType; |
---|
1745 | } |
---|
1746 | |
---|
1747 | virtual void visit( StructInstType * old ) override final { |
---|
1748 | ast::StructInstType * ty; |
---|
1749 | if ( old->baseStruct ) { |
---|
1750 | ty = new ast::StructInstType{ |
---|
1751 | GET_ACCEPT_1( baseStruct, StructDecl ), |
---|
1752 | cv( old ), |
---|
1753 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1754 | }; |
---|
1755 | } else { |
---|
1756 | ty = new ast::StructInstType{ |
---|
1757 | old->name, |
---|
1758 | cv( old ), |
---|
1759 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1760 | }; |
---|
1761 | } |
---|
1762 | postvisit( old, ty ); |
---|
1763 | this->node = ty; |
---|
1764 | } |
---|
1765 | |
---|
1766 | virtual void visit( UnionInstType * old ) override final { |
---|
1767 | ast::UnionInstType * ty; |
---|
1768 | if ( old->baseUnion ) { |
---|
1769 | ty = new ast::UnionInstType{ |
---|
1770 | GET_ACCEPT_1( baseUnion, UnionDecl ), |
---|
1771 | cv( old ), |
---|
1772 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1773 | }; |
---|
1774 | } else { |
---|
1775 | ty = new ast::UnionInstType{ |
---|
1776 | old->name, |
---|
1777 | cv( old ), |
---|
1778 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1779 | }; |
---|
1780 | } |
---|
1781 | postvisit( old, ty ); |
---|
1782 | this->node = ty; |
---|
1783 | } |
---|
1784 | |
---|
1785 | virtual void visit( EnumInstType * old ) override final { |
---|
1786 | ast::EnumInstType * ty; |
---|
1787 | if ( old->baseEnum ) { |
---|
1788 | ty = new ast::EnumInstType{ |
---|
1789 | GET_ACCEPT_1( baseEnum, EnumDecl ), |
---|
1790 | cv( old ), |
---|
1791 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1792 | }; |
---|
1793 | } else { |
---|
1794 | ty = new ast::EnumInstType{ |
---|
1795 | old->name, |
---|
1796 | cv( old ), |
---|
1797 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1798 | }; |
---|
1799 | } |
---|
1800 | postvisit( old, ty ); |
---|
1801 | this->node = ty; |
---|
1802 | } |
---|
1803 | |
---|
1804 | virtual void visit( TraitInstType * old ) override final { |
---|
1805 | ast::TraitInstType * ty; |
---|
1806 | if ( old->baseTrait ) { |
---|
1807 | ty = new ast::TraitInstType{ |
---|
1808 | GET_ACCEPT_1( baseTrait, TraitDecl ), |
---|
1809 | cv( old ), |
---|
1810 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1811 | }; |
---|
1812 | } else { |
---|
1813 | ty = new ast::TraitInstType{ |
---|
1814 | old->name, |
---|
1815 | cv( old ), |
---|
1816 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1817 | }; |
---|
1818 | } |
---|
1819 | postvisit( old, ty ); |
---|
1820 | this->node = ty; |
---|
1821 | } |
---|
1822 | |
---|
1823 | virtual void visit( TypeInstType * old ) override final { |
---|
1824 | ast::TypeInstType * ty; |
---|
1825 | if ( old->baseType ) { |
---|
1826 | ty = new ast::TypeInstType{ |
---|
1827 | old->name, |
---|
1828 | GET_ACCEPT_1( baseType, TypeDecl ), |
---|
1829 | cv( old ), |
---|
1830 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1831 | }; |
---|
1832 | } else { |
---|
1833 | ty = new ast::TypeInstType{ |
---|
1834 | old->name, |
---|
1835 | old->isFtype ? ast::TypeVar::Ftype : ast::TypeVar::Dtype, |
---|
1836 | cv( old ), |
---|
1837 | GET_ACCEPT_V( attributes, Attribute ) |
---|
1838 | }; |
---|
1839 | } |
---|
1840 | postvisit( old, ty ); |
---|
1841 | this->node = ty; |
---|
1842 | } |
---|
1843 | |
---|
1844 | virtual void visit( TupleType * old ) override final { |
---|
1845 | this->node = new ast::TupleType{ |
---|
1846 | GET_ACCEPT_V( types, Type ), |
---|
1847 | // members generated by TupleType c'tor |
---|
1848 | cv( old ) |
---|
1849 | }; |
---|
1850 | } |
---|
1851 | |
---|
1852 | virtual void visit( TypeofType * old ) override final { |
---|
1853 | this->node = new ast::TypeofType{ |
---|
1854 | GET_ACCEPT_1( expr, Expr ), |
---|
1855 | (ast::TypeofType::Kind)old->is_basetypeof, |
---|
1856 | cv( old ) |
---|
1857 | }; |
---|
1858 | } |
---|
1859 | |
---|
1860 | virtual void visit( AttrType * ) override final { |
---|
1861 | assertf( false, "AttrType deprecated in new AST." ); |
---|
1862 | } |
---|
1863 | |
---|
1864 | virtual void visit( VarArgsType * old ) override final { |
---|
1865 | this->node = new ast::VarArgsType{ cv( old ) }; |
---|
1866 | } |
---|
1867 | |
---|
1868 | virtual void visit( ZeroType * old ) override final { |
---|
1869 | this->node = new ast::ZeroType{ cv( old ) }; |
---|
1870 | } |
---|
1871 | |
---|
1872 | virtual void visit( OneType * old ) override final { |
---|
1873 | this->node = new ast::OneType{ cv( old ) }; |
---|
1874 | } |
---|
1875 | |
---|
1876 | virtual void visit( GlobalScopeType * ) override final { |
---|
1877 | this->node = new ast::GlobalScopeType{}; |
---|
1878 | } |
---|
1879 | |
---|
1880 | virtual void visit( Designation * ) override final { |
---|
1881 | |
---|
1882 | } |
---|
1883 | |
---|
1884 | virtual void visit( SingleInit * ) override final { |
---|
1885 | |
---|
1886 | } |
---|
1887 | |
---|
1888 | virtual void visit( ListInit * ) override final { |
---|
1889 | |
---|
1890 | } |
---|
1891 | |
---|
1892 | virtual void visit( ConstructorInit * ) override final { |
---|
1893 | |
---|
1894 | } |
---|
1895 | |
---|
1896 | virtual void visit( Constant * ) override final { |
---|
1897 | |
---|
1898 | } |
---|
1899 | |
---|
1900 | virtual void visit( Attribute * ) override final { |
---|
1901 | |
---|
1902 | } |
---|
1903 | |
---|
1904 | virtual void visit( AttrExpr * ) override final { |
---|
1905 | |
---|
1906 | assert( 0 ); |
---|
1907 | } |
---|
1908 | }; |
---|
1909 | |
---|
1910 | #undef GET_LABELS_V |
---|
1911 | #undef GET_ACCEPT_V |
---|
1912 | #undef GET_ACCEPT_1 |
---|
1913 | |
---|
1914 | std::list< ast::ptr< ast::Decl > > convert( const std::list< Declaration * > && translationUnit ) { |
---|
1915 | ConverterOldToNew c; |
---|
1916 | std::list< ast::ptr< ast::Decl > > decls; |
---|
1917 | for(auto d : translationUnit) { |
---|
1918 | d->accept( c ); |
---|
1919 | decls.emplace_back( c.decl() ); |
---|
1920 | delete d; |
---|
1921 | } |
---|
1922 | return decls; |
---|
1923 | } |
---|