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 | // GenType.cc -- |
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8 | // |
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9 | // Author : Richard C. Bilson |
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10 | // Created On : Mon May 18 07:44:20 2015 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Fri May 20 11:18:00 2022 |
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13 | // Update Count : 24 |
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14 | // |
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15 | #include "GenType.h" |
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16 | |
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17 | #include <cassert> // for assert, assertf |
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18 | #include <list> // for _List_iterator, _List_const_iterator |
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19 | #include <sstream> // for operator<<, ostringstream, basic_os... |
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20 | |
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21 | #include "AST/Print.hpp" // for print |
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22 | #include "AST/Vector.hpp" // for vector |
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23 | #include "CodeGenerator.h" // for CodeGenerator |
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24 | #include "CodeGeneratorNew.hpp" // for CodeGenerator_new |
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25 | #include "SynTree/Declaration.h" // for DeclarationWithType |
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26 | #include "SynTree/Expression.h" // for Expression |
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27 | #include "SynTree/Type.h" // for PointerType, Type, FunctionType |
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28 | #include "SynTree/Visitor.h" // for Visitor |
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29 | |
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30 | namespace CodeGen { |
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31 | struct GenType : public WithVisitorRef<GenType>, public WithShortCircuiting { |
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32 | std::string typeString; |
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33 | GenType( const std::string &typeString, const Options &options ); |
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34 | |
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35 | void previsit( BaseSyntaxNode * ); |
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36 | void postvisit( BaseSyntaxNode * ); |
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37 | |
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38 | void postvisit( FunctionType * funcType ); |
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39 | void postvisit( VoidType * voidType ); |
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40 | void postvisit( BasicType * basicType ); |
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41 | void postvisit( PointerType * pointerType ); |
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42 | void postvisit( ArrayType * arrayType ); |
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43 | void postvisit( ReferenceType * refType ); |
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44 | void postvisit( StructInstType * structInst ); |
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45 | void postvisit( UnionInstType * unionInst ); |
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46 | void postvisit( EnumInstType * enumInst ); |
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47 | void postvisit( TypeInstType * typeInst ); |
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48 | void postvisit( TupleType * tupleType ); |
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49 | void postvisit( VarArgsType * varArgsType ); |
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50 | void postvisit( ZeroType * zeroType ); |
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51 | void postvisit( OneType * oneType ); |
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52 | void postvisit( GlobalScopeType * globalType ); |
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53 | void postvisit( TraitInstType * inst ); |
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54 | void postvisit( TypeofType * typeof ); |
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55 | void postvisit( VTableType * vtable ); |
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56 | void postvisit( QualifiedType * qualType ); |
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57 | |
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58 | private: |
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59 | void handleQualifiers( Type *type ); |
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60 | std::string handleGeneric( ReferenceToType * refType ); |
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61 | void genArray( const Type::Qualifiers &qualifiers, Type *base, Expression *dimension, bool isVarLen, bool isStatic ); |
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62 | |
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63 | Options options; |
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64 | }; |
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65 | |
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66 | std::string genType( Type *type, const std::string &baseString, const Options &options ) { |
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67 | PassVisitor<GenType> gt( baseString, options ); |
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68 | std::ostringstream os; |
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69 | |
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70 | if ( ! type->get_attributes().empty() ) { |
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71 | PassVisitor<CodeGenerator> cg( os, options ); |
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72 | cg.pass.genAttributes( type->get_attributes() ); |
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73 | } // if |
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74 | |
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75 | type->accept( gt ); |
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76 | return os.str() + gt.pass.typeString; |
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77 | } |
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78 | |
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79 | std::string genType( Type *type, const std::string &baseString, bool pretty, bool genC , bool lineMarks ) { |
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80 | return genType( type, baseString, Options(pretty, genC, lineMarks, false ) ); |
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81 | } |
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82 | |
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83 | std::string genPrettyType( Type * type, const std::string & baseString ) { |
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84 | return genType( type, baseString, true, false ); |
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85 | } |
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86 | |
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87 | GenType::GenType( const std::string &typeString, const Options &options ) : typeString( typeString ), options( options ) {} |
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88 | |
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89 | // *** BaseSyntaxNode |
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90 | void GenType::previsit( BaseSyntaxNode * ) { |
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91 | // turn off automatic recursion for all nodes, to allow each visitor to |
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92 | // precisely control the order in which its children are visited. |
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93 | visit_children = false; |
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94 | } |
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95 | |
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96 | void GenType::postvisit( BaseSyntaxNode * node ) { |
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97 | std::stringstream ss; |
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98 | node->print( ss ); |
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99 | assertf( false, "Unhandled node reached in GenType: %s", ss.str().c_str() ); |
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100 | } |
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101 | |
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102 | void GenType::postvisit( VoidType * voidType ) { |
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103 | typeString = "void " + typeString; |
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104 | handleQualifiers( voidType ); |
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105 | } |
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106 | |
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107 | void GenType::postvisit( BasicType * basicType ) { |
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108 | BasicType::Kind kind = basicType->kind; |
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109 | assert( 0 <= kind && kind < BasicType::NUMBER_OF_BASIC_TYPES ); |
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110 | typeString = std::string( BasicType::typeNames[kind] ) + " " + typeString; |
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111 | handleQualifiers( basicType ); |
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112 | } |
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113 | |
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114 | void GenType::genArray( const Type::Qualifiers & qualifiers, Type * base, Expression *dimension, bool isVarLen, bool isStatic ) { |
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115 | std::ostringstream os; |
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116 | if ( typeString != "" ) { |
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117 | if ( typeString[ 0 ] == '*' ) { |
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118 | os << "(" << typeString << ")"; |
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119 | } else { |
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120 | os << typeString; |
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121 | } // if |
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122 | } // if |
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123 | os << "["; |
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124 | |
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125 | if ( isStatic ) { |
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126 | os << "static "; |
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127 | } // if |
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128 | if ( qualifiers.is_const ) { |
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129 | os << "const "; |
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130 | } // if |
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131 | if ( qualifiers.is_volatile ) { |
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132 | os << "volatile "; |
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133 | } // if |
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134 | if ( qualifiers.is_restrict ) { |
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135 | os << "__restrict "; |
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136 | } // if |
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137 | if ( qualifiers.is_atomic ) { |
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138 | os << "_Atomic "; |
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139 | } // if |
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140 | if ( dimension != 0 ) { |
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141 | PassVisitor<CodeGenerator> cg( os, options ); |
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142 | dimension->accept( cg ); |
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143 | } else if ( isVarLen ) { |
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144 | // no dimension expression on a VLA means it came in with the * token |
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145 | os << "*"; |
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146 | } // if |
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147 | os << "]"; |
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148 | |
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149 | typeString = os.str(); |
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150 | |
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151 | base->accept( *visitor ); |
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152 | } |
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153 | |
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154 | void GenType::postvisit( PointerType * pointerType ) { |
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155 | assert( pointerType->base != 0); |
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156 | if ( pointerType->get_isStatic() || pointerType->get_isVarLen() || pointerType->dimension ) { |
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157 | genArray( pointerType->get_qualifiers(), pointerType->base, pointerType->dimension, pointerType->get_isVarLen(), pointerType->get_isStatic() ); |
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158 | } else { |
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159 | handleQualifiers( pointerType ); |
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160 | if ( typeString[ 0 ] == '?' ) { |
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161 | typeString = "* " + typeString; |
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162 | } else { |
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163 | typeString = "*" + typeString; |
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164 | } // if |
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165 | pointerType->base->accept( *visitor ); |
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166 | } // if |
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167 | } |
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168 | |
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169 | void GenType::postvisit( ArrayType * arrayType ) { |
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170 | genArray( arrayType->get_qualifiers(), arrayType->base, arrayType->dimension, arrayType->get_isVarLen(), arrayType->get_isStatic() ); |
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171 | } |
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172 | |
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173 | void GenType::postvisit( ReferenceType * refType ) { |
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174 | assert( 0 != refType->base ); |
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175 | assertf( ! options.genC, "Reference types should not reach code generation." ); |
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176 | handleQualifiers( refType ); |
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177 | typeString = "&" + typeString; |
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178 | refType->base->accept( *visitor ); |
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179 | } |
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180 | |
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181 | void GenType::postvisit( FunctionType * funcType ) { |
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182 | std::ostringstream os; |
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183 | |
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184 | if ( typeString != "" ) { |
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185 | if ( typeString[ 0 ] == '*' ) { |
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186 | os << "(" << typeString << ")"; |
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187 | } else { |
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188 | os << typeString; |
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189 | } // if |
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190 | } // if |
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191 | |
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192 | /************* parameters ***************/ |
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193 | |
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194 | const std::list<DeclarationWithType *> &pars = funcType->parameters; |
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195 | |
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196 | if ( pars.empty() ) { |
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197 | if ( funcType->get_isVarArgs() ) { |
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198 | os << "()"; |
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199 | } else { |
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200 | os << "(void)"; |
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201 | } // if |
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202 | } else { |
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203 | PassVisitor<CodeGenerator> cg( os, options ); |
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204 | os << "(" ; |
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205 | |
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206 | cg.pass.genCommaList( pars.begin(), pars.end() ); |
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207 | |
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208 | if ( funcType->get_isVarArgs() ) { |
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209 | os << ", ..."; |
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210 | } // if |
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211 | os << ")"; |
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212 | } // if |
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213 | |
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214 | typeString = os.str(); |
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215 | |
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216 | if ( funcType->returnVals.size() == 0 ) { |
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217 | typeString = "void " + typeString; |
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218 | } else { |
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219 | funcType->returnVals.front()->get_type()->accept( *visitor ); |
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220 | } // if |
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221 | |
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222 | // add forall |
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223 | if( ! funcType->forall.empty() && ! options.genC ) { |
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224 | // assertf( ! genC, "Aggregate type parameters should not reach code generation." ); |
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225 | std::ostringstream os; |
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226 | PassVisitor<CodeGenerator> cg( os, options ); |
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227 | os << "forall("; |
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228 | cg.pass.genCommaList( funcType->forall.begin(), funcType->forall.end() ); |
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229 | os << ")" << std::endl; |
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230 | typeString = os.str() + typeString; |
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231 | } |
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232 | } |
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233 | |
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234 | std::string GenType::handleGeneric( ReferenceToType * refType ) { |
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235 | if ( ! refType->parameters.empty() ) { |
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236 | std::ostringstream os; |
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237 | PassVisitor<CodeGenerator> cg( os, options ); |
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238 | os << "("; |
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239 | cg.pass.genCommaList( refType->parameters.begin(), refType->parameters.end() ); |
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240 | os << ") "; |
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241 | return os.str(); |
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242 | } |
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243 | return ""; |
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244 | } |
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245 | |
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246 | void GenType::postvisit( StructInstType * structInst ) { |
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247 | typeString = structInst->name + handleGeneric( structInst ) + " " + typeString; |
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248 | if ( options.genC ) typeString = "struct " + typeString; |
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249 | handleQualifiers( structInst ); |
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250 | } |
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251 | |
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252 | void GenType::postvisit( UnionInstType * unionInst ) { |
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253 | typeString = unionInst->name + handleGeneric( unionInst ) + " " + typeString; |
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254 | if ( options.genC ) typeString = "union " + typeString; |
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255 | handleQualifiers( unionInst ); |
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256 | } |
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257 | |
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258 | void GenType::postvisit( EnumInstType * enumInst ) { |
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259 | if ( enumInst->baseEnum && enumInst->baseEnum->base ) { |
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260 | typeString = genType(enumInst->baseEnum->base, typeString, options); |
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261 | } else { |
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262 | typeString = enumInst->name + " " + typeString; |
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263 | if ( options.genC ) { |
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264 | typeString = "enum " + typeString; |
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265 | } |
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266 | } |
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267 | handleQualifiers( enumInst ); |
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268 | } |
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269 | |
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270 | void GenType::postvisit( TypeInstType * typeInst ) { |
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271 | assertf( ! options.genC, "Type instance types should not reach code generation." ); |
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272 | typeString = typeInst->name + " " + typeString; |
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273 | handleQualifiers( typeInst ); |
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274 | } |
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275 | |
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276 | void GenType::postvisit( TupleType * tupleType ) { |
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277 | assertf( ! options.genC, "Tuple types should not reach code generation." ); |
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278 | unsigned int i = 0; |
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279 | std::ostringstream os; |
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280 | os << "["; |
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281 | for ( Type * t : *tupleType ) { |
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282 | i++; |
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283 | os << genType( t, "", options ) << (i == tupleType->size() ? "" : ", "); |
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284 | } |
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285 | os << "] "; |
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286 | typeString = os.str() + typeString; |
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287 | } |
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288 | |
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289 | void GenType::postvisit( VarArgsType * varArgsType ) { |
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290 | typeString = "__builtin_va_list " + typeString; |
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291 | handleQualifiers( varArgsType ); |
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292 | } |
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293 | |
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294 | void GenType::postvisit( ZeroType * zeroType ) { |
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295 | // ideally these wouldn't hit codegen at all, but should be safe to make them ints |
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296 | typeString = (options.pretty ? "zero_t " : "long int ") + typeString; |
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297 | handleQualifiers( zeroType ); |
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298 | } |
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299 | |
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300 | void GenType::postvisit( OneType * oneType ) { |
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301 | // ideally these wouldn't hit codegen at all, but should be safe to make them ints |
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302 | typeString = (options.pretty ? "one_t " : "long int ") + typeString; |
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303 | handleQualifiers( oneType ); |
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304 | } |
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305 | |
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306 | void GenType::postvisit( GlobalScopeType * globalType ) { |
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307 | assertf( ! options.genC, "Global scope type should not reach code generation." ); |
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308 | handleQualifiers( globalType ); |
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309 | } |
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310 | |
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311 | void GenType::postvisit( TraitInstType * inst ) { |
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312 | assertf( ! options.genC, "Trait types should not reach code generation." ); |
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313 | typeString = inst->name + " " + typeString; |
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314 | handleQualifiers( inst ); |
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315 | } |
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316 | |
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317 | void GenType::postvisit( TypeofType * typeof ) { |
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318 | std::ostringstream os; |
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319 | PassVisitor<CodeGenerator> cg( os, options ); |
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320 | os << "typeof("; |
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321 | typeof->expr->accept( cg ); |
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322 | os << ") " << typeString; |
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323 | typeString = os.str(); |
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324 | handleQualifiers( typeof ); |
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325 | } |
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326 | |
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327 | void GenType::postvisit( VTableType * vtable ) { |
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328 | assertf( ! options.genC, "Virtual table types should not reach code generation." ); |
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329 | std::ostringstream os; |
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330 | os << "vtable(" << genType( vtable->base, "", options ) << ") " << typeString; |
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331 | typeString = os.str(); |
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332 | handleQualifiers( vtable ); |
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333 | } |
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334 | |
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335 | void GenType::postvisit( QualifiedType * qualType ) { |
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336 | assertf( ! options.genC, "Qualified types should not reach code generation." ); |
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337 | std::ostringstream os; |
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338 | os << genType( qualType->parent, "", options ) << "." << genType( qualType->child, "", options ) << typeString; |
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339 | typeString = os.str(); |
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340 | handleQualifiers( qualType ); |
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341 | } |
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342 | |
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343 | void GenType::handleQualifiers( Type * type ) { |
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344 | if ( type->get_const() ) { |
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345 | typeString = "const " + typeString; |
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346 | } // if |
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347 | if ( type->get_volatile() ) { |
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348 | typeString = "volatile " + typeString; |
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349 | } // if |
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350 | if ( type->get_restrict() ) { |
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351 | typeString = "__restrict " + typeString; |
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352 | } // if |
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353 | if ( type->get_atomic() ) { |
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354 | typeString = "_Atomic " + typeString; |
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355 | } // if |
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356 | } |
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357 | |
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358 | namespace { |
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359 | |
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360 | #warning Remove the _new when old version is removed. |
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361 | struct GenType_new : |
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362 | public ast::WithShortCircuiting, |
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363 | public ast::WithVisitorRef<GenType_new> { |
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364 | std::string result; |
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365 | GenType_new( const std::string &typeString, const Options &options ); |
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366 | |
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367 | void previsit( ast::Node const * ); |
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368 | void postvisit( ast::Node const * ); |
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369 | |
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370 | void postvisit( ast::FunctionType const * type ); |
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371 | void postvisit( ast::VoidType const * type ); |
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372 | void postvisit( ast::BasicType const * type ); |
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373 | void postvisit( ast::PointerType const * type ); |
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374 | void postvisit( ast::ArrayType const * type ); |
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375 | void postvisit( ast::ReferenceType const * type ); |
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376 | void postvisit( ast::StructInstType const * type ); |
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377 | void postvisit( ast::UnionInstType const * type ); |
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378 | void postvisit( ast::EnumInstType const * type ); |
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379 | void postvisit( ast::TypeInstType const * type ); |
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380 | void postvisit( ast::TupleType const * type ); |
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381 | void postvisit( ast::VarArgsType const * type ); |
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382 | void postvisit( ast::ZeroType const * type ); |
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383 | void postvisit( ast::OneType const * type ); |
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384 | void postvisit( ast::GlobalScopeType const * type ); |
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385 | void postvisit( ast::TraitInstType const * type ); |
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386 | void postvisit( ast::TypeofType const * type ); |
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387 | void postvisit( ast::VTableType const * type ); |
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388 | void postvisit( ast::QualifiedType const * type ); |
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389 | |
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390 | private: |
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391 | void handleQualifiers( ast::Type const *type ); |
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392 | std::string handleGeneric( ast::BaseInstType const * type ); |
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393 | void genArray( const ast::CV::Qualifiers &qualifiers, ast::Type const *base, ast::Expr const *dimension, bool isVarLen, bool isStatic ); |
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394 | std::string genParamList( const ast::vector<ast::Type> & ); |
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395 | |
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396 | Options options; |
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397 | }; |
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398 | |
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399 | GenType_new::GenType_new( const std::string &typeString, const Options &options ) : result( typeString ), options( options ) {} |
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400 | |
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401 | void GenType_new::previsit( ast::Node const * ) { |
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402 | // Turn off automatic recursion for all nodes, to allow each visitor to |
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403 | // precisely control the order in which its children are visited. |
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404 | visit_children = false; |
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405 | } |
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406 | |
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407 | void GenType_new::postvisit( ast::Node const * node ) { |
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408 | std::stringstream ss; |
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409 | ast::print( ss, node ); |
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410 | assertf( false, "Unhandled node reached in GenType: %s", ss.str().c_str() ); |
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411 | } |
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412 | |
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413 | void GenType_new::postvisit( ast::VoidType const * type ) { |
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414 | result = "void " + result; |
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415 | handleQualifiers( type ); |
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416 | } |
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417 | |
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418 | void GenType_new::postvisit( ast::BasicType const * type ) { |
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419 | ast::BasicType::Kind kind = type->kind; |
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420 | assert( 0 <= kind && kind < ast::BasicType::NUMBER_OF_BASIC_TYPES ); |
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421 | result = std::string( ast::BasicType::typeNames[kind] ) + " " + result; |
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422 | handleQualifiers( type ); |
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423 | } |
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424 | |
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425 | void GenType_new::genArray( const ast::CV::Qualifiers & qualifiers, ast::Type const * base, ast::Expr const *dimension, bool isVarLen, bool isStatic ) { |
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426 | std::ostringstream os; |
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427 | if ( result != "" ) { |
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428 | if ( result[ 0 ] == '*' ) { |
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429 | os << "(" << result << ")"; |
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430 | } else { |
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431 | os << result; |
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432 | } |
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433 | } |
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434 | os << "["; |
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435 | if ( isStatic ) { |
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436 | os << "static "; |
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437 | } |
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438 | if ( qualifiers.is_const ) { |
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439 | os << "const "; |
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440 | } |
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441 | if ( qualifiers.is_volatile ) { |
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442 | os << "volatile "; |
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443 | } |
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444 | if ( qualifiers.is_restrict ) { |
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445 | os << "__restrict "; |
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446 | } |
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447 | if ( qualifiers.is_atomic ) { |
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448 | os << "_Atomic "; |
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449 | } |
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450 | if ( dimension != 0 ) { |
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451 | ast::Pass<CodeGenerator_new>::read( dimension, os, options ); |
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452 | } else if ( isVarLen ) { |
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453 | // no dimension expression on a VLA means it came in with the * token |
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454 | os << "*"; |
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455 | } |
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456 | os << "]"; |
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457 | |
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458 | result = os.str(); |
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459 | |
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460 | base->accept( *visitor ); |
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461 | } |
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462 | |
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463 | void GenType_new::postvisit( ast::PointerType const * type ) { |
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464 | if ( type->isStatic || type->isVarLen || type->dimension ) { |
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465 | genArray( type->qualifiers, type->base, type->dimension, type->isVarLen, type->isStatic ); |
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466 | } else { |
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467 | handleQualifiers( type ); |
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468 | if ( result[ 0 ] == '?' ) { |
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469 | result = "* " + result; |
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470 | } else { |
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471 | result = "*" + result; |
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472 | } |
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473 | type->base->accept( *visitor ); |
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474 | } |
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475 | } |
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476 | |
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477 | void GenType_new::postvisit( ast::ArrayType const * type ) { |
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478 | genArray( type->qualifiers, type->base, type->dimension, type->isVarLen, type->isStatic ); |
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479 | } |
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480 | |
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481 | void GenType_new::postvisit( ast::ReferenceType const * type ) { |
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482 | assertf( !options.genC, "Reference types should not reach code generation." ); |
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483 | handleQualifiers( type ); |
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484 | result = "&" + result; |
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485 | type->base->accept( *visitor ); |
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486 | } |
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487 | |
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488 | void GenType_new::postvisit( ast::FunctionType const * type ) { |
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489 | std::ostringstream os; |
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490 | |
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491 | if ( result != "" ) { |
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492 | if ( result[ 0 ] == '*' ) { |
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493 | os << "(" << result << ")"; |
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494 | } else { |
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495 | os << result; |
---|
496 | } |
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497 | } |
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498 | |
---|
499 | if ( type->params.empty() ) { |
---|
500 | if ( type->isVarArgs ) { |
---|
501 | os << "()"; |
---|
502 | } else { |
---|
503 | os << "(void)"; |
---|
504 | } |
---|
505 | } else { |
---|
506 | os << "(" ; |
---|
507 | |
---|
508 | os << genParamList( type->params ); |
---|
509 | |
---|
510 | if ( type->isVarArgs ) { |
---|
511 | os << ", ..."; |
---|
512 | } |
---|
513 | os << ")"; |
---|
514 | } |
---|
515 | |
---|
516 | result = os.str(); |
---|
517 | |
---|
518 | if ( type->returns.size() == 0 ) { |
---|
519 | result = "void " + result; |
---|
520 | } else { |
---|
521 | type->returns.front()->accept( *visitor ); |
---|
522 | } |
---|
523 | |
---|
524 | // Add forall clause. |
---|
525 | if( !type->forall.empty() && !options.genC ) { |
---|
526 | //assertf( !options.genC, "FunctionDecl type parameters should not reach code generation." ); |
---|
527 | std::ostringstream os; |
---|
528 | ast::Pass<CodeGenerator_new> cg( os, options ); |
---|
529 | os << "forall("; |
---|
530 | cg.core.genCommaList( type->forall ); |
---|
531 | os << ")" << std::endl; |
---|
532 | result = os.str() + result; |
---|
533 | } |
---|
534 | } |
---|
535 | |
---|
536 | std::string GenType_new::handleGeneric( ast::BaseInstType const * type ) { |
---|
537 | if ( !type->params.empty() ) { |
---|
538 | std::ostringstream os; |
---|
539 | ast::Pass<CodeGenerator_new> cg( os, options ); |
---|
540 | os << "("; |
---|
541 | cg.core.genCommaList( type->params ); |
---|
542 | os << ") "; |
---|
543 | return os.str(); |
---|
544 | } |
---|
545 | return ""; |
---|
546 | } |
---|
547 | |
---|
548 | void GenType_new::postvisit( ast::StructInstType const * type ) { |
---|
549 | result = type->name + handleGeneric( type ) + " " + result; |
---|
550 | if ( options.genC ) result = "struct " + result; |
---|
551 | handleQualifiers( type ); |
---|
552 | } |
---|
553 | |
---|
554 | void GenType_new::postvisit( ast::UnionInstType const * type ) { |
---|
555 | result = type->name + handleGeneric( type ) + " " + result; |
---|
556 | if ( options.genC ) result = "union " + result; |
---|
557 | handleQualifiers( type ); |
---|
558 | } |
---|
559 | |
---|
560 | void GenType_new::postvisit( ast::EnumInstType const * type ) { |
---|
561 | if ( type->base && type->base->base ) { |
---|
562 | result = genType( type->base->base, result, options ); |
---|
563 | } else { |
---|
564 | result = type->name + " " + result; |
---|
565 | if ( options.genC ) { |
---|
566 | result = "enum " + result; |
---|
567 | } |
---|
568 | } |
---|
569 | handleQualifiers( type ); |
---|
570 | } |
---|
571 | |
---|
572 | void GenType_new::postvisit( ast::TypeInstType const * type ) { |
---|
573 | assertf( !options.genC, "TypeInstType should not reach code generation." ); |
---|
574 | result = type->name + " " + result; |
---|
575 | handleQualifiers( type ); |
---|
576 | } |
---|
577 | |
---|
578 | void GenType_new::postvisit( ast::TupleType const * type ) { |
---|
579 | assertf( !options.genC, "TupleType should not reach code generation." ); |
---|
580 | unsigned int i = 0; |
---|
581 | std::ostringstream os; |
---|
582 | os << "["; |
---|
583 | for ( ast::ptr<ast::Type> const & t : type->types ) { |
---|
584 | i++; |
---|
585 | os << genType( t, "", options ) << (i == type->size() ? "" : ", "); |
---|
586 | } |
---|
587 | os << "] "; |
---|
588 | result = os.str() + result; |
---|
589 | } |
---|
590 | |
---|
591 | void GenType_new::postvisit( ast::VarArgsType const * type ) { |
---|
592 | result = "__builtin_va_list " + result; |
---|
593 | handleQualifiers( type ); |
---|
594 | } |
---|
595 | |
---|
596 | void GenType_new::postvisit( ast::ZeroType const * type ) { |
---|
597 | // Ideally these wouldn't hit codegen at all, but should be safe to make them ints. |
---|
598 | result = (options.pretty ? "zero_t " : "long int ") + result; |
---|
599 | handleQualifiers( type ); |
---|
600 | } |
---|
601 | |
---|
602 | void GenType_new::postvisit( ast::OneType const * type ) { |
---|
603 | // Ideally these wouldn't hit codegen at all, but should be safe to make them ints. |
---|
604 | result = (options.pretty ? "one_t " : "long int ") + result; |
---|
605 | handleQualifiers( type ); |
---|
606 | } |
---|
607 | |
---|
608 | void GenType_new::postvisit( ast::GlobalScopeType const * type ) { |
---|
609 | assertf( !options.genC, "GlobalScopeType should not reach code generation." ); |
---|
610 | handleQualifiers( type ); |
---|
611 | } |
---|
612 | |
---|
613 | void GenType_new::postvisit( ast::TraitInstType const * type ) { |
---|
614 | assertf( !options.genC, "TraitInstType should not reach code generation." ); |
---|
615 | result = type->name + " " + result; |
---|
616 | handleQualifiers( type ); |
---|
617 | } |
---|
618 | |
---|
619 | void GenType_new::postvisit( ast::TypeofType const * type ) { |
---|
620 | std::ostringstream os; |
---|
621 | os << "typeof("; |
---|
622 | ast::Pass<CodeGenerator_new>::read( type, os, options ); |
---|
623 | os << ") " << result; |
---|
624 | result = os.str(); |
---|
625 | handleQualifiers( type ); |
---|
626 | } |
---|
627 | |
---|
628 | void GenType_new::postvisit( ast::VTableType const * type ) { |
---|
629 | assertf( !options.genC, "Virtual table types should not reach code generation." ); |
---|
630 | std::ostringstream os; |
---|
631 | os << "vtable(" << genType( type->base, "", options ) << ") " << result; |
---|
632 | result = os.str(); |
---|
633 | handleQualifiers( type ); |
---|
634 | } |
---|
635 | |
---|
636 | void GenType_new::postvisit( ast::QualifiedType const * type ) { |
---|
637 | assertf( !options.genC, "QualifiedType should not reach code generation." ); |
---|
638 | std::ostringstream os; |
---|
639 | os << genType( type->parent, "", options ) << "." << genType( type->child, "", options ) << result; |
---|
640 | result = os.str(); |
---|
641 | handleQualifiers( type ); |
---|
642 | } |
---|
643 | |
---|
644 | void GenType_new::handleQualifiers( ast::Type const * type ) { |
---|
645 | if ( type->is_const() ) { |
---|
646 | result = "const " + result; |
---|
647 | } |
---|
648 | if ( type->is_volatile() ) { |
---|
649 | result = "volatile " + result; |
---|
650 | } |
---|
651 | if ( type->is_restrict() ) { |
---|
652 | result = "__restrict " + result; |
---|
653 | } |
---|
654 | if ( type->is_atomic() ) { |
---|
655 | result = "_Atomic " + result; |
---|
656 | } |
---|
657 | } |
---|
658 | |
---|
659 | std::string GenType_new::genParamList( const ast::vector<ast::Type> & range ) { |
---|
660 | auto cur = range.begin(); |
---|
661 | auto end = range.end(); |
---|
662 | if ( cur == end ) return ""; |
---|
663 | std::ostringstream oss; |
---|
664 | for ( unsigned int i = 0 ; ; ++i ) { |
---|
665 | oss << genType( *cur++, "__param_" + std::to_string(i), options ); |
---|
666 | if ( cur == end ) break; |
---|
667 | oss << ", "; |
---|
668 | } |
---|
669 | return oss.str(); |
---|
670 | } |
---|
671 | |
---|
672 | } // namespace |
---|
673 | |
---|
674 | std::string genType( ast::Type const * type, const std::string & base, const Options & options ) { |
---|
675 | std::ostringstream os; |
---|
676 | if ( !type->attributes.empty() ) { |
---|
677 | ast::Pass<CodeGenerator_new> cg( os, options ); |
---|
678 | cg.core.genAttributes( type->attributes ); |
---|
679 | } |
---|
680 | |
---|
681 | return os.str() + ast::Pass<GenType_new>::read( type, base, options ); |
---|
682 | } |
---|
683 | |
---|
684 | std::string genTypeNoAttr( ast::Type const * type, const std::string & base, const Options & options ) { |
---|
685 | return ast::Pass<GenType_new>::read( type, base, options ); |
---|
686 | } |
---|
687 | |
---|
688 | } // namespace CodeGen |
---|
689 | |
---|
690 | // Local Variables: // |
---|
691 | // tab-width: 4 // |
---|
692 | // mode: c++ // |
---|
693 | // compile-command: "make install" // |
---|
694 | // End: // |
---|