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 | // ParseNode.h -- |
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8 | // |
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9 | // Author : Rodolfo G. Esteves |
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10 | // Created On : Sat May 16 13:28:16 2015 |
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11 | // Last Modified By : Andrew Beach |
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12 | // Last Modified On : Mon Apr 3 17:55:00 2023 |
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13 | // Update Count : 942 |
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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 <algorithm> // for move |
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19 | #include <cassert> // for assert, assertf |
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20 | #include <iosfwd> // for ostream |
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21 | #include <iterator> // for back_insert_iterator |
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22 | #include <list> // for list |
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23 | #include <memory> // for unique_ptr, pointer_traits |
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24 | #include <string> // for string |
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25 | |
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26 | #include "AST/Expr.hpp" // for Expr, NameExpr LogicalFlag |
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27 | #include "AST/Fwd.hpp" // for ptr, Decl, DeclWithType, |
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28 | #include "AST/Stmt.hpp" // for Stmt |
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29 | #include "Common/CodeLocation.h" // for CodeLocation |
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30 | #include "Common/SemanticError.h" // for SemanticError |
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31 | #include "Common/UniqueName.h" // for UniqueName |
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32 | #include "Common/utility.h" // for maybeClone |
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33 | #include "Parser/parserutility.h" // for maybeBuild, maybeCopy |
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34 | |
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35 | class Attribute; |
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36 | class Declaration; |
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37 | struct DeclarationNode; |
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38 | class DeclarationWithType; |
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39 | class Initializer; |
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40 | class ExpressionNode; |
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41 | struct StatementNode; |
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42 | |
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43 | //############################################################################## |
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44 | |
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45 | typedef CodeLocation YYLTYPE; |
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46 | #define YYLTYPE_IS_DECLARED 1 /* alert the parser that we have our own definition */ |
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47 | |
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48 | extern YYLTYPE yylloc; |
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49 | |
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50 | class ParseNode { |
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51 | public: |
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52 | ParseNode() {}; |
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53 | virtual ~ParseNode() { delete next; delete name; }; |
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54 | virtual ParseNode * clone() const = 0; |
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55 | |
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56 | ParseNode * get_next() const { return next; } |
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57 | ParseNode * set_next( ParseNode * newlink ) { next = newlink; return this; } |
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58 | |
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59 | ParseNode * get_last() { |
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60 | ParseNode * current; |
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61 | for ( current = this; current->get_next() != nullptr; current = current->get_next() ); |
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62 | return current; |
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63 | } |
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64 | ParseNode * set_last( ParseNode * newlast ) { |
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65 | if ( newlast != nullptr ) get_last()->set_next( newlast ); |
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66 | return this; |
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67 | } |
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68 | |
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69 | virtual void print( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const {} |
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70 | virtual void printList( std::ostream & os, int indent = 0 ) const { |
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71 | print( os, indent ); |
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72 | if ( next ) next->print( os, indent ); |
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73 | } |
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74 | |
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75 | static int indent_by; |
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76 | |
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77 | ParseNode * next = nullptr; |
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78 | const std::string * name = nullptr; |
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79 | CodeLocation location = yylloc; |
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80 | }; // ParseNode |
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81 | |
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82 | //############################################################################## |
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83 | |
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84 | class InitializerNode : public ParseNode { |
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85 | public: |
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86 | InitializerNode( ExpressionNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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87 | InitializerNode( InitializerNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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88 | InitializerNode( bool isDelete ); |
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89 | ~InitializerNode(); |
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90 | virtual InitializerNode * clone() const { assert( false ); return nullptr; } |
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91 | |
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92 | ExpressionNode * get_expression() const { return expr; } |
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93 | |
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94 | InitializerNode * set_designators( ExpressionNode * des ) { designator = des; return this; } |
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95 | ExpressionNode * get_designators() const { return designator; } |
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96 | |
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97 | InitializerNode * set_maybeConstructed( bool value ) { maybeConstructed = value; return this; } |
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98 | bool get_maybeConstructed() const { return maybeConstructed; } |
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99 | |
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100 | bool get_isDelete() const { return isDelete; } |
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101 | |
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102 | InitializerNode * next_init() const { return kids; } |
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103 | |
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104 | void print( std::ostream & os, int indent = 0 ) const; |
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105 | void printOneLine( std::ostream & ) const; |
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106 | |
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107 | virtual ast::Init * build() const; |
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108 | private: |
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109 | ExpressionNode * expr; |
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110 | bool aggregate; |
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111 | ExpressionNode * designator; // may be list |
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112 | InitializerNode * kids; |
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113 | bool maybeConstructed; |
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114 | bool isDelete; |
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115 | }; // InitializerNode |
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116 | |
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117 | //############################################################################## |
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118 | |
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119 | class ExpressionNode final : public ParseNode { |
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120 | public: |
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121 | ExpressionNode( ast::Expr * expr = nullptr ) : expr( expr ) {} |
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122 | virtual ~ExpressionNode() {} |
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123 | virtual ExpressionNode * clone() const override { |
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124 | if ( nullptr == expr ) return nullptr; |
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125 | return static_cast<ExpressionNode*>( |
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126 | (new ExpressionNode( ast::shallowCopy( expr.get() ) ))->set_next( maybeCopy( get_next() ) )); |
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127 | } |
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128 | |
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129 | bool get_extension() const { return extension; } |
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130 | ExpressionNode * set_extension( bool exten ) { extension = exten; return this; } |
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131 | |
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132 | virtual void print( std::ostream & os, __attribute__((unused)) int indent = 0 ) const override { |
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133 | os << expr.get(); |
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134 | } |
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135 | void printOneLine( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const {} |
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136 | |
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137 | template<typename T> |
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138 | bool isExpressionType() const { return nullptr != dynamic_cast<T>(expr.get()); } |
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139 | |
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140 | ast::Expr * build() const { |
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141 | ast::Expr * node = const_cast<ExpressionNode *>(this)->expr.release(); |
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142 | node->set_extension( this->get_extension() ); |
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143 | node->location = this->location; |
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144 | return node; |
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145 | } |
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146 | |
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147 | // Public because of lifetime implications (what lifetime implications?) |
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148 | std::unique_ptr<ast::Expr> expr; |
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149 | private: |
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150 | bool extension = false; |
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151 | }; // ExpressionNode |
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152 | |
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153 | // Must harmonize with OperName. |
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154 | enum class OperKinds { |
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155 | // diadic |
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156 | SizeOf, AlignOf, OffsetOf, Plus, Minus, Exp, Mul, Div, Mod, Or, And, |
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157 | BitOr, BitAnd, Xor, Cast, LShift, RShift, LThan, GThan, LEThan, GEThan, Eq, Neq, |
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158 | Assign, AtAssn, ExpAssn, MulAssn, DivAssn, ModAssn, PlusAssn, MinusAssn, LSAssn, RSAssn, AndAssn, ERAssn, OrAssn, |
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159 | Index, Range, |
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160 | // monadic |
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161 | UnPlus, UnMinus, AddressOf, PointTo, Neg, BitNeg, Incr, IncrPost, Decr, DecrPost, |
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162 | Ctor, Dtor, |
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163 | }; // OperKinds |
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164 | |
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165 | enum class EnumHiding { Visible, Hide }; |
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166 | |
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167 | struct LabelNode { |
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168 | std::vector<ast::Label> labels; |
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169 | }; |
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170 | |
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171 | // These 4 routines modify the string: |
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172 | ast::Expr * build_constantInteger( const CodeLocation &, std::string & ); |
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173 | ast::Expr * build_constantFloat( const CodeLocation &, std::string & ); |
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174 | ast::Expr * build_constantChar( const CodeLocation &, std::string & ); |
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175 | ast::Expr * build_constantStr( const CodeLocation &, std::string & ); |
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176 | ast::Expr * build_field_name_FLOATING_FRACTIONconstant( const CodeLocation &, const std::string & str ); |
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177 | ast::Expr * build_field_name_FLOATING_DECIMALconstant( const CodeLocation &, const std::string & str ); |
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178 | ast::Expr * build_field_name_FLOATINGconstant( const CodeLocation &, const std::string & str ); |
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179 | ast::Expr * build_field_name_fraction_constants( const CodeLocation &, ast::Expr * fieldName, ExpressionNode * fracts ); |
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180 | |
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181 | ast::NameExpr * build_varref( const CodeLocation &, const std::string * name ); |
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182 | ast::QualifiedNameExpr * build_qualified_expr( const CodeLocation &, const DeclarationNode * decl_node, const ast::NameExpr * name ); |
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183 | ast::QualifiedNameExpr * build_qualified_expr( const CodeLocation &, const ast::EnumDecl * decl, const ast::NameExpr * name ); |
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184 | ast::DimensionExpr * build_dimensionref( const CodeLocation &, const std::string * name ); |
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185 | |
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186 | ast::Expr * build_cast( const CodeLocation &, DeclarationNode * decl_node, ExpressionNode * expr_node ); |
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187 | ast::Expr * build_keyword_cast( const CodeLocation &, ast::AggregateDecl::Aggregate target, ExpressionNode * expr_node ); |
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188 | ast::Expr * build_virtual_cast( const CodeLocation &, DeclarationNode * decl_node, ExpressionNode * expr_node ); |
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189 | ast::Expr * build_fieldSel( const CodeLocation &, ExpressionNode * expr_node, ast::Expr * member ); |
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190 | ast::Expr * build_pfieldSel( const CodeLocation &, ExpressionNode * expr_node, ast::Expr * member ); |
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191 | ast::Expr * build_offsetOf( const CodeLocation &, DeclarationNode * decl_node, ast::NameExpr * member ); |
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192 | ast::Expr * build_and( const CodeLocation &, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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193 | ast::Expr * build_and_or( const CodeLocation &, ExpressionNode * expr_node1, ExpressionNode * expr_node2, ast::LogicalFlag flag ); |
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194 | ast::Expr * build_unary_val( const CodeLocation &, OperKinds op, ExpressionNode * expr_node ); |
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195 | ast::Expr * build_binary_val( const CodeLocation &, OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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196 | ast::Expr * build_binary_ptr( const CodeLocation &, OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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197 | ast::Expr * build_cond( const CodeLocation &, ExpressionNode * expr_node1, ExpressionNode * expr_node2, ExpressionNode * expr_node3 ); |
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198 | ast::Expr * build_tuple( const CodeLocation &, ExpressionNode * expr_node = nullptr ); |
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199 | ast::Expr * build_func( const CodeLocation &, ExpressionNode * function, ExpressionNode * expr_node ); |
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200 | ast::Expr * build_compoundLiteral( const CodeLocation &, DeclarationNode * decl_node, InitializerNode * kids ); |
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201 | |
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202 | //############################################################################## |
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203 | |
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204 | struct TypeData; |
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205 | |
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206 | struct DeclarationNode : public ParseNode { |
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207 | // These enumerations must harmonize with their names in DeclarationNode.cc. |
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208 | enum BasicType { |
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209 | Void, Bool, Char, Int, Int128, |
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210 | Float, Double, LongDouble, uuFloat80, uuFloat128, |
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211 | uFloat16, uFloat32, uFloat32x, uFloat64, uFloat64x, uFloat128, uFloat128x, |
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212 | NoBasicType |
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213 | }; |
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214 | static const char * basicTypeNames[]; |
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215 | enum ComplexType { Complex, NoComplexType, Imaginary }; // Imaginary unsupported => parse, but make invisible and print error message |
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216 | static const char * complexTypeNames[]; |
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217 | enum Signedness { Signed, Unsigned, NoSignedness }; |
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218 | static const char * signednessNames[]; |
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219 | enum Length { Short, Long, LongLong, NoLength }; |
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220 | static const char * lengthNames[]; |
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221 | enum BuiltinType { Valist, AutoType, Zero, One, NoBuiltinType }; |
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222 | static const char * builtinTypeNames[]; |
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223 | |
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224 | static DeclarationNode * newStorageClass( ast::Storage::Classes ); |
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225 | static DeclarationNode * newFuncSpecifier( ast::Function::Specs ); |
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226 | static DeclarationNode * newTypeQualifier( ast::CV::Qualifiers ); |
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227 | static DeclarationNode * newBasicType( BasicType ); |
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228 | static DeclarationNode * newComplexType( ComplexType ); |
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229 | static DeclarationNode * newSignedNess( Signedness ); |
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230 | static DeclarationNode * newLength( Length ); |
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231 | static DeclarationNode * newBuiltinType( BuiltinType ); |
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232 | static DeclarationNode * newForall( DeclarationNode * ); |
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233 | static DeclarationNode * newFromTypedef( const std::string * ); |
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234 | static DeclarationNode * newFromGlobalScope(); |
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235 | static DeclarationNode * newQualifiedType( DeclarationNode *, DeclarationNode * ); |
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236 | static DeclarationNode * newFunction( const std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ); |
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237 | static DeclarationNode * newAggregate( ast::AggregateDecl::Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ); |
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238 | static DeclarationNode * newEnum( const std::string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base = nullptr, EnumHiding hiding = EnumHiding::Visible ); |
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239 | static DeclarationNode * newEnumConstant( const std::string * name, ExpressionNode * constant ); |
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240 | static DeclarationNode * newEnumValueGeneric( const std::string * name, InitializerNode * init ); |
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241 | static DeclarationNode * newEnumInLine( const std::string name ); |
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242 | static DeclarationNode * newName( const std::string * ); |
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243 | static DeclarationNode * newFromTypeGen( const std::string *, ExpressionNode * params ); |
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244 | static DeclarationNode * newTypeParam( ast::TypeDecl::Kind, const std::string * ); |
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245 | static DeclarationNode * newTrait( const std::string * name, DeclarationNode * params, DeclarationNode * asserts ); |
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246 | static DeclarationNode * newTraitUse( const std::string * name, ExpressionNode * params ); |
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247 | static DeclarationNode * newTypeDecl( const std::string * name, DeclarationNode * typeParams ); |
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248 | static DeclarationNode * newPointer( DeclarationNode * qualifiers, OperKinds kind ); |
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249 | static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ); |
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250 | static DeclarationNode * newVarArray( DeclarationNode * qualifiers ); |
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251 | static DeclarationNode * newBitfield( ExpressionNode * size ); |
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252 | static DeclarationNode * newTuple( DeclarationNode * members ); |
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253 | static DeclarationNode * newTypeof( ExpressionNode * expr, bool basetypeof = false ); |
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254 | static DeclarationNode * newVtableType( DeclarationNode * expr ); |
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255 | static DeclarationNode * newAttribute( const std::string *, ExpressionNode * expr = nullptr ); // gcc attributes |
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256 | static DeclarationNode * newDirectiveStmt( StatementNode * stmt ); // gcc external directive statement |
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257 | static DeclarationNode * newAsmStmt( StatementNode * stmt ); // gcc external asm statement |
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258 | static DeclarationNode * newStaticAssert( ExpressionNode * condition, ast::Expr * message ); |
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259 | |
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260 | DeclarationNode(); |
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261 | ~DeclarationNode(); |
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262 | DeclarationNode * clone() const override; |
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263 | |
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264 | DeclarationNode * addQualifiers( DeclarationNode * ); |
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265 | void checkQualifiers( const TypeData *, const TypeData * ); |
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266 | void checkSpecifiers( DeclarationNode * ); |
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267 | DeclarationNode * copySpecifiers( DeclarationNode * ); |
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268 | DeclarationNode * addType( DeclarationNode * ); |
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269 | DeclarationNode * addTypedef(); |
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270 | DeclarationNode * addEnumBase( DeclarationNode * ); |
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271 | DeclarationNode * addAssertions( DeclarationNode * ); |
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272 | DeclarationNode * addName( std::string * ); |
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273 | DeclarationNode * addAsmName( DeclarationNode * ); |
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274 | DeclarationNode * addBitfield( ExpressionNode * size ); |
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275 | DeclarationNode * addVarArgs(); |
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276 | DeclarationNode * addFunctionBody( StatementNode * body, ExpressionNode * with = nullptr ); |
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277 | DeclarationNode * addOldDeclList( DeclarationNode * list ); |
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278 | DeclarationNode * setBase( TypeData * newType ); |
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279 | DeclarationNode * copyAttribute( DeclarationNode * attr ); |
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280 | DeclarationNode * addPointer( DeclarationNode * qualifiers ); |
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281 | DeclarationNode * addArray( DeclarationNode * array ); |
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282 | DeclarationNode * addNewPointer( DeclarationNode * pointer ); |
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283 | DeclarationNode * addNewArray( DeclarationNode * array ); |
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284 | DeclarationNode * addParamList( DeclarationNode * list ); |
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285 | DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions |
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286 | DeclarationNode * addInitializer( InitializerNode * init ); |
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287 | DeclarationNode * addTypeInitializer( DeclarationNode * init ); |
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288 | |
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289 | DeclarationNode * cloneType( std::string * newName ); |
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290 | DeclarationNode * cloneBaseType( DeclarationNode * newdecl ); |
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291 | |
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292 | DeclarationNode * appendList( DeclarationNode * node ) { |
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293 | return (DeclarationNode *)set_last( node ); |
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294 | } |
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295 | |
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296 | virtual void print( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override; |
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297 | virtual void printList( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override; |
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298 | |
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299 | ast::Decl * build() const; |
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300 | ast::Type * buildType() const; |
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301 | |
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302 | ast::Linkage::Spec get_linkage() const { return linkage; } |
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303 | DeclarationNode * extractAggregate() const; |
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304 | bool has_enumeratorValue() const { return (bool)enumeratorValue; } |
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305 | ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode *>(this)->enumeratorValue.release(); } |
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306 | |
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307 | bool get_extension() const { return extension; } |
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308 | DeclarationNode * set_extension( bool exten ) { extension = exten; return this; } |
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309 | |
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310 | bool get_inLine() const { return inLine; } |
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311 | DeclarationNode * set_inLine( bool inL ) { inLine = inL; return this; } |
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312 | |
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313 | DeclarationNode * get_last() { return (DeclarationNode *)ParseNode::get_last(); } |
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314 | |
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315 | struct Variable_t { |
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316 | // const std::string * name; |
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317 | ast::TypeDecl::Kind tyClass; |
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318 | DeclarationNode * assertions; |
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319 | DeclarationNode * initializer; |
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320 | }; |
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321 | Variable_t variable; |
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322 | |
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323 | struct StaticAssert_t { |
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324 | ExpressionNode * condition; |
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325 | ast::Expr * message; |
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326 | }; |
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327 | StaticAssert_t assert; |
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328 | |
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329 | BuiltinType builtin = NoBuiltinType; |
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330 | |
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331 | TypeData * type = nullptr; |
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332 | |
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333 | bool inLine = false; |
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334 | bool enumInLine = false; |
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335 | ast::Function::Specs funcSpecs; |
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336 | ast::Storage::Classes storageClasses; |
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337 | |
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338 | ExpressionNode * bitfieldWidth = nullptr; |
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339 | std::unique_ptr<ExpressionNode> enumeratorValue; |
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340 | bool hasEllipsis = false; |
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341 | ast::Linkage::Spec linkage; |
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342 | ast::Expr * asmName = nullptr; |
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343 | std::vector<ast::ptr<ast::Attribute>> attributes; |
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344 | InitializerNode * initializer = nullptr; |
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345 | bool extension = false; |
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346 | std::string error; |
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347 | StatementNode * asmStmt = nullptr; |
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348 | StatementNode * directiveStmt = nullptr; |
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349 | |
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350 | static UniqueName anonymous; |
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351 | }; // DeclarationNode |
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352 | |
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353 | ast::Type * buildType( TypeData * type ); |
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354 | |
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355 | static inline ast::Type * maybeMoveBuildType( const DeclarationNode * orig ) { |
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356 | ast::Type * ret = orig ? orig->buildType() : nullptr; |
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357 | delete orig; |
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358 | return ret; |
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359 | } |
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360 | |
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361 | //############################################################################## |
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362 | |
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363 | struct StatementNode final : public ParseNode { |
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364 | StatementNode() : |
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365 | stmt( nullptr ), clause( nullptr ) {} |
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366 | StatementNode( ast::Stmt * stmt ) : |
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367 | stmt( stmt ), clause( nullptr ) {} |
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368 | StatementNode( ast::StmtClause * clause ) : |
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369 | stmt( nullptr ), clause( clause ) {} |
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370 | StatementNode( DeclarationNode * decl ); |
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371 | virtual ~StatementNode() {} |
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372 | |
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373 | virtual StatementNode * clone() const final { assert( false ); return nullptr; } |
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374 | ast::Stmt * build() const { return const_cast<StatementNode *>(this)->stmt.release(); } |
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375 | |
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376 | virtual StatementNode * add_label( |
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377 | const CodeLocation & location, |
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378 | const std::string * name, |
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379 | DeclarationNode * attr = nullptr ) { |
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380 | stmt->labels.emplace_back( location, |
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381 | *name, |
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382 | attr ? std::move( attr->attributes ) |
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383 | : std::vector<ast::ptr<ast::Attribute>>{} ); |
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384 | delete attr; |
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385 | delete name; |
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386 | return this; |
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387 | } |
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388 | |
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389 | virtual StatementNode * append_last_case( StatementNode * ); |
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390 | |
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391 | virtual void print( std::ostream & os, __attribute__((unused)) int indent = 0 ) const override { |
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392 | os << stmt.get() << std::endl; |
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393 | } |
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394 | |
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395 | std::unique_ptr<ast::Stmt> stmt; |
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396 | std::unique_ptr<ast::StmtClause> clause; |
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397 | }; // StatementNode |
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398 | |
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399 | ast::Stmt * build_expr( CodeLocation const &, ExpressionNode * ctl ); |
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400 | |
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401 | struct CondCtl { |
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402 | CondCtl( DeclarationNode * decl, ExpressionNode * condition ) : |
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403 | init( decl ? new StatementNode( decl ) : nullptr ), condition( condition ) {} |
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404 | |
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405 | StatementNode * init; |
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406 | ExpressionNode * condition; |
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407 | }; |
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408 | |
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409 | struct ForCtrl { |
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410 | ForCtrl( StatementNode * stmt, ExpressionNode * condition, ExpressionNode * change ) : |
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411 | init( stmt ), condition( condition ), change( change ) {} |
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412 | |
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413 | StatementNode * init; |
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414 | ExpressionNode * condition; |
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415 | ExpressionNode * change; |
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416 | }; |
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417 | |
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418 | ast::Stmt * build_if( const CodeLocation &, CondCtl * ctl, StatementNode * then, StatementNode * else_ ); |
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419 | ast::Stmt * build_switch( const CodeLocation &, bool isSwitch, ExpressionNode * ctl, StatementNode * stmt ); |
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420 | ast::CaseClause * build_case( ExpressionNode * ctl ); |
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421 | ast::CaseClause * build_default( const CodeLocation & ); |
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422 | ast::Stmt * build_while( const CodeLocation &, CondCtl * ctl, StatementNode * stmt, StatementNode * else_ = nullptr ); |
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423 | ast::Stmt * build_do_while( const CodeLocation &, ExpressionNode * ctl, StatementNode * stmt, StatementNode * else_ = nullptr ); |
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424 | ast::Stmt * build_for( const CodeLocation &, ForCtrl * forctl, StatementNode * stmt, StatementNode * else_ = nullptr ); |
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425 | ast::Stmt * build_branch( const CodeLocation &, ast::BranchStmt::Kind kind ); |
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426 | ast::Stmt * build_branch( const CodeLocation &, std::string * identifier, ast::BranchStmt::Kind kind ); |
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427 | ast::Stmt * build_computedgoto( ExpressionNode * ctl ); |
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428 | ast::Stmt * build_return( const CodeLocation &, ExpressionNode * ctl ); |
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429 | ast::Stmt * build_throw( const CodeLocation &, ExpressionNode * ctl ); |
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430 | ast::Stmt * build_resume( const CodeLocation &, ExpressionNode * ctl ); |
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431 | ast::Stmt * build_resume_at( ExpressionNode * ctl , ExpressionNode * target ); |
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432 | ast::Stmt * build_try( const CodeLocation &, StatementNode * try_, StatementNode * catch_, StatementNode * finally_ ); |
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433 | ast::CatchClause * build_catch( const CodeLocation &, ast::ExceptionKind kind, DeclarationNode * decl, ExpressionNode * cond, StatementNode * body ); |
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434 | ast::FinallyClause * build_finally( const CodeLocation &, StatementNode * stmt ); |
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435 | ast::Stmt * build_compound( const CodeLocation &, StatementNode * first ); |
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436 | StatementNode * maybe_build_compound( const CodeLocation &, StatementNode * first ); |
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437 | ast::Stmt * build_asm( const CodeLocation &, bool voltile, ast::Expr * instruction, ExpressionNode * output = nullptr, ExpressionNode * input = nullptr, ExpressionNode * clobber = nullptr, LabelNode * gotolabels = nullptr ); |
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438 | ast::Stmt * build_directive( const CodeLocation &, std::string * directive ); |
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439 | ast::SuspendStmt * build_suspend( const CodeLocation &, StatementNode *, ast::SuspendStmt::Type ); |
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440 | ast::WaitForStmt * build_waitfor( const CodeLocation &, ast::WaitForStmt * existing, ExpressionNode * when, ExpressionNode * targetExpr, StatementNode * stmt ); |
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441 | ast::WaitForStmt * build_waitfor_else( const CodeLocation &, ast::WaitForStmt * existing, ExpressionNode * when, StatementNode * stmt ); |
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442 | ast::WaitForStmt * build_waitfor_timeout( const CodeLocation &, ast::WaitForStmt * existing, ExpressionNode * when, ExpressionNode * timeout, StatementNode * stmt ); |
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443 | ast::Stmt * build_with( const CodeLocation &, ExpressionNode * exprs, StatementNode * stmt ); |
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444 | ast::Stmt * build_mutex( const CodeLocation &, ExpressionNode * exprs, StatementNode * stmt ); |
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445 | |
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446 | //############################################################################## |
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447 | |
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448 | template<typename AstType, typename NodeType, |
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449 | template<typename, typename...> class Container, typename... Args> |
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450 | void buildList( const NodeType * firstNode, |
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451 | Container<ast::ptr<AstType>, Args...> & output ) { |
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452 | SemanticErrorException errors; |
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453 | std::back_insert_iterator<Container<ast::ptr<AstType>, Args...>> out( output ); |
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454 | const NodeType * cur = firstNode; |
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455 | |
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456 | while ( cur ) { |
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457 | try { |
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458 | if ( auto result = dynamic_cast<AstType *>( maybeBuild( cur ) ) ) { |
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459 | *out++ = result; |
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460 | } else { |
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461 | assertf(false, __PRETTY_FUNCTION__ ); |
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462 | SemanticError( cur->location, "type specifier declaration in forall clause is currently unimplemented." ); |
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463 | } // if |
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464 | } catch( SemanticErrorException & e ) { |
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465 | errors.append( e ); |
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466 | } // try |
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467 | const ParseNode * temp = cur->get_next(); |
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468 | // Should not return nullptr, then it is non-homogeneous: |
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469 | cur = dynamic_cast<const NodeType *>( temp ); |
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470 | if ( !cur && temp ) { |
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471 | SemanticError( temp->location, "internal error, non-homogeneous nodes founds in buildList processing." ); |
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472 | } // if |
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473 | } // while |
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474 | if ( ! errors.isEmpty() ) { |
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475 | throw errors; |
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476 | } // if |
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477 | } |
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478 | |
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479 | // in DeclarationNode.cc |
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480 | void buildList( const DeclarationNode * firstNode, std::vector<ast::ptr<ast::Decl>> & outputList ); |
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481 | void buildList( const DeclarationNode * firstNode, std::vector<ast::ptr<ast::DeclWithType>> & outputList ); |
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482 | void buildTypeList( const DeclarationNode * firstNode, std::vector<ast::ptr<ast::Type>> & outputList ); |
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483 | |
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484 | template<typename AstType, typename NodeType, |
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485 | template<typename, typename...> class Container, typename... Args> |
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486 | void buildMoveList( const NodeType * firstNode, |
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487 | Container<ast::ptr<AstType>, Args...> & output ) { |
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488 | buildList<AstType, NodeType, Container, Args...>( firstNode, output ); |
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489 | delete firstNode; |
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490 | } |
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491 | |
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492 | // in ParseNode.cc |
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493 | std::ostream & operator<<( std::ostream & out, const ParseNode * node ); |
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494 | |
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495 | // Local Variables: // |
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496 | // tab-width: 4 // |
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497 | // mode: c++ // |
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498 | // compile-command: "make install" // |
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499 | // End: // |
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