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 | // DeclarationNode.h -- |
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8 | // |
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9 | // Author : Andrew Beach |
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10 | // Created On : Wed Apr 5 11:38:00 2023 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Wed Apr 5 11:55:00 2023 |
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13 | // Update Count : 0 |
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14 | // |
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15 | |
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16 | #pragma once |
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17 | |
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18 | #include "ParseNode.h" |
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19 | |
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20 | struct TypeData; |
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21 | class InitializerNode; |
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22 | |
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23 | struct DeclarationNode : public ParseNode { |
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24 | // These enumerations must harmonize with their names in DeclarationNode.cc. |
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25 | enum BasicType { |
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26 | Void, Bool, Char, Int, Int128, |
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27 | Float, Double, LongDouble, uuFloat80, uuFloat128, |
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28 | uFloat16, uFloat32, uFloat32x, uFloat64, uFloat64x, uFloat128, uFloat128x, |
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29 | NoBasicType |
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30 | }; |
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31 | static const char * basicTypeNames[]; |
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32 | enum ComplexType { Complex, NoComplexType, Imaginary }; |
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33 | // Imaginary unsupported => parse, but make invisible and print error message |
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34 | static const char * complexTypeNames[]; |
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35 | enum Signedness { Signed, Unsigned, NoSignedness }; |
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36 | static const char * signednessNames[]; |
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37 | enum Length { Short, Long, LongLong, NoLength }; |
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38 | static const char * lengthNames[]; |
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39 | enum BuiltinType { Valist, AutoType, Zero, One, NoBuiltinType }; |
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40 | static const char * builtinTypeNames[]; |
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41 | |
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42 | static DeclarationNode * newStorageClass( ast::Storage::Classes ); |
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43 | static DeclarationNode * newFuncSpecifier( ast::Function::Specs ); |
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44 | static DeclarationNode * newTypeQualifier( ast::CV::Qualifiers ); |
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45 | static DeclarationNode * newBasicType( BasicType ); |
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46 | static DeclarationNode * newComplexType( ComplexType ); |
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47 | static DeclarationNode * newSignedNess( Signedness ); |
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48 | static DeclarationNode * newLength( Length ); |
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49 | static DeclarationNode * newBuiltinType( BuiltinType ); |
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50 | static DeclarationNode * newForall( DeclarationNode * ); |
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51 | static DeclarationNode * newFromTypedef( const std::string * ); |
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52 | static DeclarationNode * newFromGlobalScope(); |
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53 | static DeclarationNode * newQualifiedType( DeclarationNode *, DeclarationNode * ); |
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54 | static DeclarationNode * newFunction( const std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ); |
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55 | static DeclarationNode * newAggregate( ast::AggregateDecl::Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ); |
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56 | static DeclarationNode * newEnum( const std::string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base = nullptr, EnumHiding hiding = EnumHiding::Visible ); |
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57 | static DeclarationNode * newEnumConstant( const std::string * name, ExpressionNode * constant ); |
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58 | static DeclarationNode * newEnumValueGeneric( const std::string * name, InitializerNode * init ); |
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59 | static DeclarationNode * newEnumInLine( const std::string name ); |
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60 | static DeclarationNode * newName( const std::string * ); |
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61 | static DeclarationNode * newFromTypeGen( const std::string *, ExpressionNode * params ); |
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62 | static DeclarationNode * newTypeParam( ast::TypeDecl::Kind, const std::string * ); |
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63 | static DeclarationNode * newTrait( const std::string * name, DeclarationNode * params, DeclarationNode * asserts ); |
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64 | static DeclarationNode * newTraitUse( const std::string * name, ExpressionNode * params ); |
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65 | static DeclarationNode * newTypeDecl( const std::string * name, DeclarationNode * typeParams ); |
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66 | static DeclarationNode * newPointer( DeclarationNode * qualifiers, OperKinds kind ); |
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67 | static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ); |
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68 | static DeclarationNode * newVarArray( DeclarationNode * qualifiers ); |
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69 | static DeclarationNode * newBitfield( ExpressionNode * size ); |
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70 | static DeclarationNode * newTuple( DeclarationNode * members ); |
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71 | static DeclarationNode * newTypeof( ExpressionNode * expr, bool basetypeof = false ); |
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72 | static DeclarationNode * newVtableType( DeclarationNode * expr ); |
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73 | static DeclarationNode * newAttribute( const std::string *, ExpressionNode * expr = nullptr ); // gcc attributes |
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74 | static DeclarationNode * newDirectiveStmt( StatementNode * stmt ); // gcc external directive statement |
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75 | static DeclarationNode * newAsmStmt( StatementNode * stmt ); // gcc external asm statement |
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76 | static DeclarationNode * newStaticAssert( ExpressionNode * condition, ast::Expr * message ); |
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77 | |
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78 | DeclarationNode(); |
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79 | ~DeclarationNode(); |
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80 | DeclarationNode * clone() const override; |
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81 | |
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82 | DeclarationNode * addQualifiers( DeclarationNode * ); |
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83 | void checkQualifiers( const TypeData *, const TypeData * ); |
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84 | void checkSpecifiers( DeclarationNode * ); |
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85 | DeclarationNode * copySpecifiers( DeclarationNode * ); |
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86 | DeclarationNode * addType( DeclarationNode * ); |
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87 | DeclarationNode * addTypedef(); |
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88 | DeclarationNode * addEnumBase( DeclarationNode * ); |
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89 | DeclarationNode * addAssertions( DeclarationNode * ); |
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90 | DeclarationNode * addName( std::string * ); |
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91 | DeclarationNode * addAsmName( DeclarationNode * ); |
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92 | DeclarationNode * addBitfield( ExpressionNode * size ); |
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93 | DeclarationNode * addVarArgs(); |
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94 | DeclarationNode * addFunctionBody( StatementNode * body, ExpressionNode * with = nullptr ); |
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95 | DeclarationNode * addOldDeclList( DeclarationNode * list ); |
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96 | DeclarationNode * setBase( TypeData * newType ); |
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97 | DeclarationNode * copyAttribute( DeclarationNode * attr ); |
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98 | DeclarationNode * addPointer( DeclarationNode * qualifiers ); |
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99 | DeclarationNode * addArray( DeclarationNode * array ); |
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100 | DeclarationNode * addNewPointer( DeclarationNode * pointer ); |
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101 | DeclarationNode * addNewArray( DeclarationNode * array ); |
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102 | DeclarationNode * addParamList( DeclarationNode * list ); |
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103 | DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions |
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104 | DeclarationNode * addInitializer( InitializerNode * init ); |
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105 | DeclarationNode * addTypeInitializer( DeclarationNode * init ); |
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106 | |
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107 | DeclarationNode * cloneType( std::string * newName ); |
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108 | DeclarationNode * cloneBaseType( DeclarationNode * newdecl ); |
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109 | |
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110 | DeclarationNode * appendList( DeclarationNode * node ) { |
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111 | return (DeclarationNode *)set_last( node ); |
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112 | } |
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113 | |
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114 | virtual void print( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override; |
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115 | virtual void printList( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override; |
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116 | |
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117 | ast::Decl * build() const; |
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118 | ast::Type * buildType() const; |
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119 | |
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120 | ast::Linkage::Spec get_linkage() const { return linkage; } |
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121 | DeclarationNode * extractAggregate() const; |
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122 | bool has_enumeratorValue() const { return (bool)enumeratorValue; } |
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123 | ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode *>(this)->enumeratorValue.release(); } |
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124 | |
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125 | bool get_extension() const { return extension; } |
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126 | DeclarationNode * set_extension( bool exten ) { extension = exten; return this; } |
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127 | |
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128 | bool get_inLine() const { return inLine; } |
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129 | DeclarationNode * set_inLine( bool inL ) { inLine = inL; return this; } |
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130 | |
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131 | DeclarationNode * get_last() { return (DeclarationNode *)ParseNode::get_last(); } |
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132 | |
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133 | struct Variable_t { |
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134 | // const std::string * name; |
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135 | ast::TypeDecl::Kind tyClass; |
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136 | DeclarationNode * assertions; |
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137 | DeclarationNode * initializer; |
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138 | }; |
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139 | Variable_t variable; |
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140 | |
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141 | struct StaticAssert_t { |
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142 | ExpressionNode * condition; |
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143 | ast::Expr * message; |
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144 | }; |
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145 | StaticAssert_t assert; |
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146 | |
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147 | BuiltinType builtin = NoBuiltinType; |
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148 | |
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149 | TypeData * type = nullptr; |
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150 | |
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151 | bool inLine = false; |
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152 | bool enumInLine = false; |
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153 | ast::Function::Specs funcSpecs; |
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154 | ast::Storage::Classes storageClasses; |
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155 | |
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156 | ExpressionNode * bitfieldWidth = nullptr; |
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157 | std::unique_ptr<ExpressionNode> enumeratorValue; |
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158 | bool hasEllipsis = false; |
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159 | ast::Linkage::Spec linkage; |
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160 | ast::Expr * asmName = nullptr; |
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161 | std::vector<ast::ptr<ast::Attribute>> attributes; |
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162 | InitializerNode * initializer = nullptr; |
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163 | bool extension = false; |
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164 | std::string error; |
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165 | StatementNode * asmStmt = nullptr; |
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166 | StatementNode * directiveStmt = nullptr; |
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167 | |
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168 | static UniqueName anonymous; |
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169 | }; // DeclarationNode |
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170 | |
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171 | ast::Type * buildType( TypeData * type ); |
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172 | |
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173 | static inline ast::Type * maybeMoveBuildType( const DeclarationNode * orig ) { |
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174 | ast::Type * ret = orig ? orig->buildType() : nullptr; |
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175 | delete orig; |
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176 | return ret; |
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177 | } |
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178 | |
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179 | template<typename NodeType> |
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180 | NodeType * strict_next( NodeType * node ) { |
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181 | ParseNode * next = node->get_next(); |
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182 | if ( nullptr == next ) return nullptr; |
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183 | if ( NodeType * ret = dynamic_cast<NodeType *>( next ) ) return ret; |
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184 | SemanticError( next->location, "internal error, non-homogeneous nodes founds in buildList processing." ); |
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185 | } |
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186 | |
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187 | // This generic buildList is here along side its overloads. |
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188 | template<typename AstType, typename NodeType, |
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189 | template<typename, typename...> class Container, typename... Args> |
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190 | void buildList( NodeType * firstNode, |
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191 | Container<ast::ptr<AstType>, Args...> & output ) { |
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192 | SemanticErrorException errors; |
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193 | std::back_insert_iterator<Container<ast::ptr<AstType>, Args...>> out( output ); |
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194 | |
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195 | for ( NodeType * cur = firstNode ; cur ; cur = strict_next( cur ) ) { |
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196 | try { |
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197 | AstType * node = dynamic_cast<AstType *>( maybeBuild( cur ) ); |
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198 | assertf( node, "buildList: Did not build node of correct type." ); |
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199 | *out++ = node; |
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200 | } catch ( SemanticErrorException & e ) { |
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201 | errors.append( e ); |
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202 | } // try |
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203 | } // for |
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204 | if ( ! errors.isEmpty() ) { |
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205 | throw errors; |
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206 | } // if |
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207 | } |
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208 | |
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209 | void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::Decl>> & outputList ); |
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210 | void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::DeclWithType>> & outputList ); |
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211 | void buildTypeList( const DeclarationNode * firstNode, std::vector<ast::ptr<ast::Type>> & outputList ); |
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212 | |
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213 | template<typename AstType, typename NodeType, |
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214 | template<typename, typename...> class Container, typename... Args> |
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215 | void buildMoveList( NodeType * firstNode, |
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216 | Container<ast::ptr<AstType>, Args...> & output ) { |
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217 | buildList<AstType, NodeType, Container, Args...>( firstNode, output ); |
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218 | delete firstNode; |
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219 | } |
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