1 | // |
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2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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3 | // |
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4 | // The contents of this file are covered under the licence agreement in the |
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5 | // file "LICENCE" distributed with Cforall. |
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6 | // |
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7 | // Print.cpp -- |
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8 | // |
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9 | // Author : Thierry Delisle |
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10 | // Created On : Tue May 21 16:20:15 2019 |
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11 | // Last Modified By : |
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12 | // Last Modified On : |
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13 | // Update Count : |
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14 | // |
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15 | |
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16 | #include "Print.hpp" |
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17 | |
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18 | #include "Decl.hpp" |
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19 | #include "Expr.hpp" |
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20 | #include "Stmt.hpp" |
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21 | #include "Type.hpp" |
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22 | #include "TypeSubstitution.hpp" |
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23 | |
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24 | using namespace std; |
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25 | |
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26 | namespace ast { |
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27 | |
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28 | template <typename C, typename... T> |
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29 | constexpr auto make_array(T&&... values) -> |
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30 | array<C,sizeof...(T)> |
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31 | { |
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32 | return array<C,sizeof...(T)>{ |
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33 | forward<T>(values)... |
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34 | }; |
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35 | } |
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36 | |
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37 | class Printer : public Visitor { |
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38 | public: |
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39 | ostream & os; |
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40 | Indenter indent; |
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41 | bool short_mode; |
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42 | |
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43 | Printer(ostream & os, Indenter indent, bool short_mode) : os( os ), indent( indent ), short_mode(short_mode) {} |
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44 | |
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45 | private: |
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46 | template< typename C > |
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47 | void printAll( const C & c ) { |
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48 | for ( const auto & i : c ) { |
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49 | if ( i ) { |
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50 | os << indent; |
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51 | i->accept( *this ); |
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52 | // need an endl after each element because it's not |
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53 | // easy to know when each individual item should end |
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54 | os << endl; |
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55 | } // if |
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56 | } // for |
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57 | } |
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58 | |
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59 | |
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60 | static const char* Names[]; |
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61 | |
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62 | struct Names { |
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63 | static constexpr auto FuncSpecifiers = make_array<const char*>( |
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64 | "inline", "_Noreturn", "fortran" |
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65 | ); |
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66 | |
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67 | static constexpr auto StorageClasses = make_array<const char*>( |
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68 | "extern", "static", "auto", "register", "_Thread_local" |
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69 | ); |
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70 | |
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71 | static constexpr auto Qualifiers = make_array<const char*>( |
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72 | "const", "restrict", "volatile", "lvalue", "mutex", "_Atomic" |
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73 | ); |
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74 | }; |
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75 | |
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76 | template<typename storage_t, size_t N> |
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77 | void print(const storage_t & storage, const array<const char *, N> & Names ) { |
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78 | if ( storage.any() ) { |
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79 | for ( size_t i = 0; i < Names.size(); i += 1 ) { |
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80 | if ( storage[i] ) { |
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81 | os << Names[i] << ' '; |
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82 | } |
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83 | } |
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84 | } |
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85 | } |
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86 | |
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87 | void print( const ast::Function::Specs & specs ) { |
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88 | print(specs, Names::FuncSpecifiers); |
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89 | } |
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90 | |
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91 | void print( const ast::Storage::Classes & storage ) { |
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92 | print(storage, Names::StorageClasses); |
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93 | } |
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94 | |
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95 | void print( const ast::CV::Qualifiers & qualifiers ) { |
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96 | print(qualifiers, Names::Qualifiers); |
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97 | } |
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98 | |
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99 | void print( const ast::AggregateDecl * node ) { |
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100 | os << node->typeString() << " " << node->name << ":"; |
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101 | if ( node->linkage != Linkage::Cforall ) { |
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102 | os << " " << Linkage::name( node->linkage ); |
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103 | } // if |
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104 | os << " with body : " << (node->body ? "yes " : "no "); |
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105 | |
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106 | if ( ! node->params.empty() ) { |
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107 | os << endl << indent << "... with parameters" << endl; |
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108 | ++indent; |
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109 | printAll( node->params ); |
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110 | --indent; |
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111 | } // if |
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112 | if ( ! node->members.empty() ) { |
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113 | os << endl << indent << "... with members" << endl; |
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114 | ++indent; |
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115 | printAll( node->members ); |
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116 | --indent; |
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117 | } // if |
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118 | if ( ! node->attributes.empty() ) { |
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119 | os << endl << indent << "... with attributes" << endl; |
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120 | ++indent; |
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121 | printAll( node->attributes ); |
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122 | --indent; |
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123 | } // if |
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124 | os << endl; |
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125 | } |
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126 | |
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127 | void print( const ast::NamedTypeDecl * node ) { |
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128 | if ( !node->name.empty() ) os << node->name << ": "; |
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129 | |
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130 | if ( node->linkage != Linkage::Cforall ) { |
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131 | os << Linkage::name( node->linkage ) << " "; |
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132 | } // if |
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133 | print( node->storage ); |
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134 | os << node->typeString(); |
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135 | if ( node->base ) { |
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136 | os << " for "; |
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137 | ++indent; |
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138 | node->base->accept( *this ); |
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139 | --indent; |
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140 | } // if |
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141 | if ( ! node->params.empty() ) { |
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142 | os << endl << indent << "... with parameters" << endl; |
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143 | ++indent; |
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144 | printAll( node->params ); |
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145 | --indent; |
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146 | } // if |
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147 | if ( ! node->assertions.empty() ) { |
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148 | os << endl << indent << "... with assertions" << endl; |
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149 | ++indent; |
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150 | printAll( node->assertions ); |
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151 | --indent; |
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152 | } // if |
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153 | } |
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154 | |
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155 | public: |
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156 | virtual const ast::DeclWithType * visit( const ast::ObjectDecl * node ) { |
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157 | if ( !node->name.empty() ) os << node->name << ": "; |
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158 | |
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159 | if ( node->linkage != Linkage::Cforall ) { |
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160 | os << Linkage::name( node->linkage ) << " "; |
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161 | } // if |
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162 | |
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163 | print( node->storage ); |
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164 | |
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165 | if ( node->type ) { |
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166 | node->type->accept( *this ); |
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167 | } else { |
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168 | os << " untyped entity "; |
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169 | } // if |
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170 | |
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171 | if ( node->init ) { |
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172 | os << " with initializer (" << ( |
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173 | node->init->maybeConstructed |
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174 | ? "maybe constructed" |
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175 | : "not constructed" |
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176 | ) << ")" << endl << indent+1; |
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177 | |
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178 | ++indent; |
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179 | node->init->accept( *this ); |
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180 | --indent; |
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181 | os << endl; |
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182 | } // if |
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183 | |
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184 | if ( ! node->attributes.empty() ) { |
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185 | os << endl << indent << "... with attributes:" << endl; |
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186 | ++indent; |
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187 | printAll( node->attributes ); |
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188 | --indent; |
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189 | } |
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190 | |
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191 | if ( node->bitfieldWidth ) { |
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192 | os << indent << " with bitfield width "; |
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193 | node->bitfieldWidth->accept( *this ); |
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194 | } // if |
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195 | return node; |
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196 | } |
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197 | |
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198 | virtual const ast::DeclWithType * visit( const ast::FunctionDecl * node ) { |
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199 | if ( !node->name.empty() ) { |
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200 | os << node->name << ": "; |
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201 | } // if |
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202 | if ( node->linkage != Linkage::Cforall ) { |
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203 | os << Linkage::name( node->linkage ) << " "; |
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204 | } // if |
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205 | |
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206 | printAll( node->attributes ); |
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207 | |
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208 | print( node->storage ); |
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209 | print( node->funcSpec ); |
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210 | |
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211 | if ( node->type ) { |
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212 | node->type->accept( *this ); |
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213 | } else { |
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214 | os << "untyped entity "; |
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215 | } // if |
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216 | |
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217 | if ( node->stmts ) { |
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218 | os << indent << "... with body" << endl << indent+1; |
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219 | ++indent; |
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220 | node->stmts->accept( *this ); |
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221 | --indent; |
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222 | } // if |
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223 | return node; |
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224 | } |
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225 | |
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226 | virtual const ast::Decl * visit( const ast::StructDecl * node ) { |
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227 | print(node); |
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228 | return node; |
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229 | } |
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230 | |
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231 | virtual const ast::Decl * visit( const ast::UnionDecl * node ) { |
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232 | print(node); |
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233 | return node; |
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234 | } |
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235 | |
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236 | virtual const ast::Decl * visit( const ast::EnumDecl * node ) { |
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237 | print(node); |
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238 | return node; |
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239 | } |
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240 | |
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241 | virtual const ast::Decl * visit( const ast::TraitDecl * node ) { |
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242 | print(node); |
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243 | return node; |
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244 | } |
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245 | |
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246 | virtual const ast::Decl * visit( const ast::TypeDecl * node ) { |
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247 | print( node ); |
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248 | if ( node->init ) { |
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249 | os << endl << indent << "with type initializer: "; |
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250 | ++indent; |
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251 | node->init->accept( *this ); |
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252 | --indent; |
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253 | } |
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254 | return node; |
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255 | } |
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256 | |
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257 | virtual const ast::Decl * visit( const ast::TypedefDecl * node ) { |
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258 | print( node ); |
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259 | return node; |
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260 | } |
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261 | |
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262 | virtual const ast::AsmDecl * visit( const ast::AsmDecl * node ) { |
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263 | node->stmt->accept( *this ); |
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264 | return node; |
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265 | } |
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266 | |
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267 | virtual const ast::StaticAssertDecl * visit( const ast::StaticAssertDecl * node ) { |
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268 | os << "Static Assert with condition: "; |
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269 | ++indent; |
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270 | node->cond->accept( *this ); |
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271 | --indent; |
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272 | os << endl << indent << "and message: "; |
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273 | ++indent; |
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274 | node->msg->accept( *this ); |
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275 | --indent; |
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276 | os << endl; |
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277 | return node; |
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278 | } |
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279 | |
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280 | virtual const ast::CompoundStmt * visit( const ast::CompoundStmt * node ) { |
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281 | os << "CompoundStmt" << endl; |
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282 | ++indent; |
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283 | printAll( node->kids ); |
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284 | --indent; |
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285 | return node; |
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286 | } |
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287 | |
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288 | virtual const ast::Stmt * visit( const ast::ExprStmt * node ) { |
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289 | ++indent; |
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290 | os << "Expression Statement:" << endl << indent; |
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291 | node->expr->accept( *this ); |
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292 | --indent; |
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293 | return node; |
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294 | } |
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295 | |
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296 | virtual const ast::Stmt * visit( const ast::AsmStmt * node ) { |
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297 | os << "Assembler Statement:" << endl; |
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298 | ++indent; |
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299 | os << indent << "instruction: " << endl << indent; |
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300 | node->instruction->accept( *this ); |
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301 | if ( ! node->output.empty() ) { |
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302 | os << endl << indent+1 << "output: " << endl; |
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303 | printAll( node->output ); |
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304 | } // if |
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305 | if ( ! node->input.empty() ) { |
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306 | os << indent+1 << "input: " << endl; |
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307 | printAll( node->input ); |
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308 | } // if |
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309 | if ( ! node->clobber.empty() ) { |
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310 | os << indent+1 << "clobber: " << endl; |
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311 | printAll( node->clobber ); |
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312 | } // if |
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313 | --indent; |
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314 | return node; |
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315 | } |
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316 | |
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317 | virtual const ast::Stmt * visit( const ast::DirectiveStmt * node ) { |
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318 | os << "GCC Directive:" << node->directive << endl; |
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319 | return node; |
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320 | } |
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321 | |
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322 | virtual const ast::Stmt * visit( const ast::IfStmt * node ) { |
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323 | os << "If on condition: " << endl; |
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324 | os << indent+1; |
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325 | ++indent; |
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326 | node->cond->accept( *this ); |
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327 | --indent; |
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328 | |
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329 | if ( !node->inits.empty() ) { |
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330 | os << indent << "... with initialization: \n"; |
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331 | ++indent; |
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332 | for ( const Stmt * stmt : node->inits ) { |
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333 | os << indent; |
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334 | stmt->accept( *this ); |
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335 | } |
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336 | --indent; |
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337 | os << endl; |
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338 | } |
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339 | |
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340 | os << indent << "... then: " << endl; |
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341 | |
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342 | ++indent; |
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343 | os << indent; |
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344 | node->thenPart->accept( *this ); |
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345 | --indent; |
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346 | |
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347 | if ( node->elsePart != 0 ) { |
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348 | os << indent << "... else: " << endl; |
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349 | ++indent; |
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350 | os << indent; |
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351 | node->elsePart->accept( *this ); |
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352 | --indent; |
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353 | } // if |
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354 | return node; |
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355 | } |
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356 | |
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357 | virtual const ast::Stmt * visit( const ast::WhileStmt * node ) { |
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358 | return node; |
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359 | } |
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360 | |
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361 | virtual const ast::Stmt * visit( const ast::ForStmt * node ) { |
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362 | return node; |
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363 | } |
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364 | |
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365 | virtual const ast::Stmt * visit( const ast::SwitchStmt * node ) { |
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366 | return node; |
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367 | } |
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368 | |
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369 | virtual const ast::Stmt * visit( const ast::CaseStmt * node ) { |
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370 | return node; |
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371 | } |
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372 | |
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373 | virtual const ast::Stmt * visit( const ast::BranchStmt * node ) { |
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374 | return node; |
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375 | } |
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376 | |
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377 | virtual const ast::Stmt * visit( const ast::ReturnStmt * node ) { |
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378 | return node; |
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379 | } |
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380 | |
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381 | virtual const ast::Stmt * visit( const ast::ThrowStmt * node ) { |
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382 | return node; |
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383 | } |
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384 | |
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385 | virtual const ast::Stmt * visit( const ast::TryStmt * node ) { |
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386 | return node; |
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387 | } |
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388 | |
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389 | virtual const ast::Stmt * visit( const ast::CatchStmt * node ) { |
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390 | return node; |
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391 | } |
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392 | |
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393 | virtual const ast::Stmt * visit( const ast::FinallyStmt * node ) { |
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394 | return node; |
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395 | } |
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396 | |
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397 | virtual const ast::Stmt * visit( const ast::WaitForStmt * node ) { |
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398 | return node; |
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399 | } |
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400 | |
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401 | virtual const ast::Stmt * visit( const ast::WithStmt * node ) { |
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402 | return node; |
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403 | } |
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404 | |
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405 | virtual const ast::NullStmt * visit( const ast::NullStmt * node ) { |
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406 | return node; |
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407 | } |
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408 | |
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409 | virtual const ast::Stmt * visit( const ast::DeclStmt * node ) { |
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410 | return node; |
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411 | } |
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412 | |
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413 | virtual const ast::Stmt * visit( const ast::ImplicitCtorDtorStmt * node ) { |
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414 | return node; |
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415 | } |
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416 | |
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417 | virtual const ast::Expr * visit( const ast::ApplicationExpr * node ) { |
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418 | return node; |
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419 | } |
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420 | |
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421 | virtual const ast::Expr * visit( const ast::UntypedExpr * node ) { |
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422 | return node; |
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423 | } |
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424 | |
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425 | virtual const ast::Expr * visit( const ast::NameExpr * node ) { |
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426 | return node; |
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427 | } |
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428 | |
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429 | virtual const ast::Expr * visit( const ast::AddressExpr * node ) { |
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430 | return node; |
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431 | } |
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432 | |
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433 | virtual const ast::Expr * visit( const ast::LabelAddressExpr * node ) { |
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434 | return node; |
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435 | } |
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436 | |
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437 | virtual const ast::Expr * visit( const ast::CastExpr * node ) { |
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438 | return node; |
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439 | } |
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440 | |
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441 | virtual const ast::Expr * visit( const ast::KeywordCastExpr * node ) { |
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442 | return node; |
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443 | } |
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444 | |
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445 | virtual const ast::Expr * visit( const ast::VirtualCastExpr * node ) { |
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446 | return node; |
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447 | } |
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448 | |
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449 | virtual const ast::Expr * visit( const ast::UntypedMemberExpr * node ) { |
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450 | return node; |
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451 | } |
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452 | |
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453 | virtual const ast::Expr * visit( const ast::MemberExpr * node ) { |
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454 | return node; |
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455 | } |
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456 | |
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457 | virtual const ast::Expr * visit( const ast::VariableExpr * node ) { |
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458 | return node; |
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459 | } |
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460 | |
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461 | virtual const ast::Expr * visit( const ast::ConstantExpr * node ) { |
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462 | return node; |
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463 | } |
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464 | |
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465 | virtual const ast::Expr * visit( const ast::SizeofExpr * node ) { |
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466 | return node; |
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467 | } |
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468 | |
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469 | virtual const ast::Expr * visit( const ast::AlignofExpr * node ) { |
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470 | return node; |
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471 | } |
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472 | |
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473 | virtual const ast::Expr * visit( const ast::UntypedOffsetofExpr * node ) { |
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474 | return node; |
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475 | } |
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476 | |
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477 | virtual const ast::Expr * visit( const ast::OffsetofExpr * node ) { |
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478 | return node; |
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479 | } |
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480 | |
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481 | virtual const ast::Expr * visit( const ast::OffsetPackExpr * node ) { |
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482 | return node; |
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483 | } |
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484 | |
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485 | virtual const ast::Expr * visit( const ast::LogicalExpr * node ) { |
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486 | return node; |
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487 | } |
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488 | |
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489 | virtual const ast::Expr * visit( const ast::ConditionalExpr * node ) { |
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490 | return node; |
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491 | } |
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492 | |
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493 | virtual const ast::Expr * visit( const ast::CommaExpr * node ) { |
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494 | return node; |
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495 | } |
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496 | |
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497 | virtual const ast::Expr * visit( const ast::TypeExpr * node ) { |
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498 | return node; |
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499 | } |
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500 | |
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501 | virtual const ast::Expr * visit( const ast::AsmExpr * node ) { |
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502 | return node; |
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503 | } |
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504 | |
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505 | virtual const ast::Expr * visit( const ast::ImplicitCopyCtorExpr * node ) { |
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506 | return node; |
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507 | } |
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508 | |
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509 | virtual const ast::Expr * visit( const ast::ConstructorExpr * node ) { |
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510 | return node; |
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511 | } |
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512 | |
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513 | virtual const ast::Expr * visit( const ast::CompoundLiteralExpr * node ) { |
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514 | return node; |
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515 | } |
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516 | |
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517 | virtual const ast::Expr * visit( const ast::RangeExpr * node ) { |
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518 | return node; |
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519 | } |
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520 | |
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521 | virtual const ast::Expr * visit( const ast::UntypedTupleExpr * node ) { |
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522 | return node; |
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523 | } |
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524 | |
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525 | virtual const ast::Expr * visit( const ast::TupleExpr * node ) { |
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526 | return node; |
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527 | } |
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528 | |
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529 | virtual const ast::Expr * visit( const ast::TupleIndexExpr * node ) { |
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530 | return node; |
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531 | } |
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532 | |
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533 | virtual const ast::Expr * visit( const ast::TupleAssignExpr * node ) { |
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534 | return node; |
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535 | } |
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536 | |
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537 | virtual const ast::Expr * visit( const ast::StmtExpr * node ) { |
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538 | return node; |
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539 | } |
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540 | |
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541 | virtual const ast::Expr * visit( const ast::UniqueExpr * node ) { |
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542 | return node; |
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543 | } |
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544 | |
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545 | virtual const ast::Expr * visit( const ast::UntypedInitExpr * node ) { |
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546 | return node; |
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547 | } |
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548 | |
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549 | virtual const ast::Expr * visit( const ast::InitExpr * node ) { |
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550 | return node; |
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551 | } |
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552 | |
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553 | virtual const ast::Expr * visit( const ast::DeletedExpr * node ) { |
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554 | return node; |
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555 | } |
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556 | |
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557 | virtual const ast::Expr * visit( const ast::DefaultArgExpr * node ) { |
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558 | return node; |
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559 | } |
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560 | |
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561 | virtual const ast::Expr * visit( const ast::GenericExpr * node ) { |
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562 | return node; |
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563 | } |
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564 | |
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565 | virtual const ast::Type * visit( const ast::VoidType * node ) { |
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566 | return node; |
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567 | } |
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568 | |
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569 | virtual const ast::Type * visit( const ast::BasicType * node ) { |
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570 | return node; |
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571 | } |
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572 | |
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573 | virtual const ast::Type * visit( const ast::PointerType * node ) { |
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574 | return node; |
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575 | } |
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576 | |
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577 | virtual const ast::Type * visit( const ast::ArrayType * node ) { |
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578 | return node; |
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579 | } |
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580 | |
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581 | virtual const ast::Type * visit( const ast::ReferenceType * node ) { |
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582 | return node; |
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583 | } |
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584 | |
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585 | virtual const ast::Type * visit( const ast::QualifiedType * node ) { |
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586 | return node; |
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587 | } |
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588 | |
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589 | virtual const ast::Type * visit( const ast::FunctionType * node ) { |
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590 | return node; |
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591 | } |
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592 | |
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593 | virtual const ast::Type * visit( const ast::StructInstType * node ) { |
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594 | return node; |
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595 | } |
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596 | |
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597 | virtual const ast::Type * visit( const ast::UnionInstType * node ) { |
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598 | return node; |
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599 | } |
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600 | |
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601 | virtual const ast::Type * visit( const ast::EnumInstType * node ) { |
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602 | return node; |
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603 | } |
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604 | |
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605 | virtual const ast::Type * visit( const ast::TraitInstType * node ) { |
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606 | return node; |
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607 | } |
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608 | |
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609 | virtual const ast::Type * visit( const ast::TypeInstType * node ) { |
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610 | return node; |
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611 | } |
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612 | |
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613 | virtual const ast::Type * visit( const ast::TupleType * node ) { |
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614 | return node; |
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615 | } |
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616 | |
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617 | virtual const ast::Type * visit( const ast::TypeofType * node ) { |
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618 | return node; |
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619 | } |
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620 | |
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621 | virtual const ast::Type * visit( const ast::VarArgsType * node ) { |
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622 | return node; |
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623 | } |
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624 | |
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625 | virtual const ast::Type * visit( const ast::ZeroType * node ) { |
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626 | return node; |
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627 | } |
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628 | |
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629 | virtual const ast::Type * visit( const ast::OneType * node ) { |
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630 | return node; |
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631 | } |
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632 | |
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633 | virtual const ast::Type * visit( const ast::GlobalScopeType * node ) { |
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634 | return node; |
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635 | } |
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636 | |
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637 | virtual const ast::Designation * visit( const ast::Designation * node ) { |
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638 | return node; |
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639 | } |
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640 | |
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641 | virtual const ast::Init * visit( const ast::SingleInit * node ) { |
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642 | return node; |
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643 | } |
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644 | |
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645 | virtual const ast::Init * visit( const ast::ListInit * node ) { |
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646 | return node; |
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647 | } |
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648 | |
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649 | virtual const ast::Init * visit( const ast::ConstructorInit * node ) { |
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650 | return node; |
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651 | } |
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652 | |
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653 | virtual const ast::Attribute * visit( const ast::Attribute * node ) { |
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654 | return node; |
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655 | } |
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656 | |
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657 | virtual const ast::TypeSubstitution * visit( const ast::TypeSubstitution * node ) { |
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658 | return node; |
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659 | } |
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660 | |
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661 | }; |
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662 | |
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663 | void print( ostream & os, const ast::Node * node, Indenter indent ) { |
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664 | Printer printer { os, indent, false }; |
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665 | node->accept(printer); |
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666 | } |
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667 | |
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668 | void printShort( ostream & os, const ast::Node * node, Indenter indent ) { |
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669 | Printer printer { os, indent, true }; |
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670 | node->accept(printer); |
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671 | } |
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672 | |
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673 | // Annoyingly these needed to be defined out of line to avoid undefined references. |
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674 | // The size here needs to be explicit but at least the compiler will produce an error |
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675 | // if the wrong size is specified |
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676 | constexpr array<const char*, 3> Printer::Names::FuncSpecifiers; |
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677 | constexpr array<const char*, 5> Printer::Names::StorageClasses; |
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678 | constexpr array<const char*, 6> Printer::Names::Qualifiers; |
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679 | } |
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