1 | #ifndef PARSENODE_H |
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2 | #define PARSENODE_H |
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3 | |
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4 | #include <iostream> |
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5 | #include <string> |
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6 | #include <list> |
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7 | #include <iterator> |
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8 | |
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9 | #include "utility.h" |
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10 | #include "SynTree/SynTree.h" |
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11 | #include "SynTree/Declaration.h" |
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12 | #include "SemanticError.h" |
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13 | #include "UniqueName.h" |
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14 | |
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15 | class ExpressionNode; |
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16 | class CompositeExprNode; |
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17 | class CommaExprNode; |
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18 | class StatementNode; |
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19 | class CompoundStmtNode; |
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20 | class DeclarationNode; |
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21 | class InitializerNode; |
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22 | |
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23 | // Builder |
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24 | class ParseNode { |
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25 | public: |
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26 | ParseNode(void); |
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27 | ParseNode (std::string); |
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28 | virtual ~ParseNode(void); |
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29 | |
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30 | ParseNode *set_name (std::string) ; |
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31 | ParseNode *set_name (std::string *) ; |
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32 | |
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33 | std::string get_name(void); |
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34 | |
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35 | ParseNode *get_link(void) const; |
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36 | ParseNode *get_last(void); |
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37 | ParseNode *set_link(ParseNode *); |
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38 | void set_next( ParseNode *newlink ) { next = newlink; } |
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39 | |
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40 | virtual ParseNode *clone() const { return 0; }; |
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41 | |
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42 | const std::string get_name(void) const; |
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43 | virtual void print( std::ostream &, int indent = 0 ) const; |
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44 | virtual void printList( std::ostream &, int indent = 0 ) const; |
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45 | |
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46 | ParseNode &operator,(ParseNode &); |
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47 | |
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48 | protected: |
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49 | std::string name; |
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50 | ParseNode *next; |
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51 | static int indent_by; |
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52 | }; |
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53 | |
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54 | ParseNode *mkList(ParseNode &); |
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55 | |
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56 | class ExpressionNode : public ParseNode { |
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57 | public: |
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58 | ExpressionNode(); |
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59 | ExpressionNode(std::string *); |
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60 | ExpressionNode( const ExpressionNode &other ); |
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61 | virtual ~ExpressionNode() { /* can't delete asArgName because it might be referenced elsewhere */ }; |
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62 | |
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63 | virtual ExpressionNode *clone() const = 0; |
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64 | |
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65 | virtual CommaExprNode *add_to_list(ExpressionNode *); |
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66 | |
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67 | ExpressionNode *get_argName() const { return argName; } |
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68 | ExpressionNode *set_asArgName( std::string *aName ); |
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69 | ExpressionNode *set_asArgName( ExpressionNode *aDesignator ); |
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70 | |
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71 | virtual void print(std::ostream &, int indent = 0) const = 0; |
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72 | virtual void printOneLine(std::ostream &, int indent = 0) const = 0; |
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73 | |
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74 | virtual Expression *build() const = 0; |
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75 | protected: |
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76 | void printDesignation (std::ostream &, int indent = 0) const; |
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77 | |
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78 | private: |
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79 | ExpressionNode *argName; |
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80 | }; |
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81 | |
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82 | // NullExprNode is used in tuples as a place-holder where a tuple component is omitted |
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83 | // e.g., [ 2, , 3 ] |
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84 | class NullExprNode : public ExpressionNode |
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85 | { |
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86 | public: |
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87 | NullExprNode(); |
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88 | |
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89 | virtual NullExprNode *clone() const; |
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90 | |
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91 | virtual void print(std::ostream &, int indent = 0) const; |
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92 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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93 | |
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94 | virtual Expression *build() const; |
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95 | }; |
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96 | |
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97 | class ConstantNode : public ExpressionNode { |
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98 | public: |
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99 | enum Type { |
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100 | Integer, Float, Character, String /* , Range, EnumConstant */ |
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101 | }; |
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102 | |
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103 | ConstantNode(void); |
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104 | ConstantNode(std::string *); |
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105 | ConstantNode(Type, std::string *); |
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106 | ConstantNode( const ConstantNode &other ); |
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107 | |
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108 | virtual ConstantNode *clone() const { return new ConstantNode( *this ); } |
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109 | |
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110 | Type get_type(void) const ; |
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111 | virtual void print(std::ostream &, int indent = 0) const; |
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112 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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113 | |
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114 | std::string get_value() const { return value; } |
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115 | ConstantNode *append( std::string *newValue ); |
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116 | |
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117 | Expression *build() const; |
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118 | |
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119 | private: |
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120 | void classify(std::string &); |
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121 | Type type; |
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122 | std::string value; |
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123 | bool sign; |
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124 | short base; |
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125 | int longs, size; |
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126 | }; |
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127 | |
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128 | class VarRefNode : public ExpressionNode { |
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129 | public: |
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130 | VarRefNode(); |
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131 | VarRefNode(std::string *, bool isLabel = false ); |
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132 | VarRefNode( const VarRefNode &other ); |
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133 | |
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134 | virtual Expression *build() const ; |
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135 | |
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136 | virtual VarRefNode *clone() const { return new VarRefNode( *this ); } |
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137 | |
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138 | virtual void print(std::ostream &, int indent = 0) const; |
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139 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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140 | private: |
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141 | bool isLabel; |
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142 | }; |
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143 | |
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144 | class TypeValueNode : public ExpressionNode |
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145 | { |
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146 | public: |
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147 | TypeValueNode(DeclarationNode *); |
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148 | TypeValueNode( const TypeValueNode &other ); |
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149 | |
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150 | DeclarationNode *get_decl() const { return decl; } |
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151 | |
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152 | virtual Expression *build() const ; |
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153 | |
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154 | virtual TypeValueNode *clone() const { return new TypeValueNode( *this ); } |
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155 | |
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156 | virtual void print(std::ostream &, int indent = 0) const; |
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157 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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158 | private: |
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159 | DeclarationNode *decl; |
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160 | }; |
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161 | |
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162 | class OperatorNode : public ExpressionNode { |
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163 | public: |
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164 | enum Type { TupleC, Comma, TupleFieldSel, |
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165 | Cond, NCond, |
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166 | SizeOf, AlignOf, Attr, CompLit, Plus, Minus, Mul, Div, Mod, Or, And, |
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167 | BitOr, BitAnd, Xor, Cast, LShift, RShift, LThan, GThan, LEThan, GEThan, Eq, Neq, |
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168 | Assign, MulAssn, DivAssn, ModAssn, PlusAssn, MinusAssn, LSAssn, RSAssn, AndAssn, |
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169 | ERAssn, OrAssn, Index, FieldSel, PFieldSel, Range, |
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170 | UnPlus, UnMinus, AddressOf, PointTo, Neg, BitNeg, Incr, IncrPost, Decr, DecrPost, LabelAddress |
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171 | }; |
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172 | |
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173 | OperatorNode(Type t); |
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174 | OperatorNode( const OperatorNode &other ); |
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175 | virtual ~OperatorNode(); |
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176 | |
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177 | virtual OperatorNode *clone() const { return new OperatorNode( *this ); } |
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178 | |
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179 | Type get_type(void) const; |
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180 | std::string get_typename(void) const; |
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181 | |
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182 | virtual void print(std::ostream &, int indent = 0) const; |
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183 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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184 | |
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185 | virtual Expression *build() const { return 0; } |
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186 | |
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187 | private: |
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188 | Type type; |
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189 | static const char *OpName[]; |
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190 | }; |
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191 | |
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192 | |
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193 | class CompositeExprNode : public ExpressionNode { |
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194 | public: |
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195 | CompositeExprNode(void); |
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196 | CompositeExprNode(std::string *); |
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197 | CompositeExprNode(ExpressionNode *f, ExpressionNode *args = 0); |
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198 | CompositeExprNode(ExpressionNode *f, ExpressionNode *arg1, ExpressionNode *arg2); |
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199 | CompositeExprNode( const CompositeExprNode &other ); |
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200 | virtual ~CompositeExprNode(); |
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201 | |
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202 | virtual CompositeExprNode *clone() const { return new CompositeExprNode( *this ); } |
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203 | virtual Expression *build() const; |
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204 | |
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205 | virtual void print(std::ostream &, int indent = 0) const; |
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206 | virtual void printOneLine(std::ostream &, int indent = 0) const; |
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207 | |
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208 | void set_function(ExpressionNode *); |
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209 | void set_args(ExpressionNode *); |
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210 | |
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211 | void add_arg(ExpressionNode *); |
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212 | |
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213 | ExpressionNode *get_function() const; |
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214 | ExpressionNode *get_args() const; |
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215 | |
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216 | private: |
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217 | ExpressionNode *function; |
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218 | ExpressionNode *arguments; |
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219 | }; |
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220 | |
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221 | class CommaExprNode : public CompositeExprNode { |
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222 | public: |
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223 | CommaExprNode(); |
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224 | CommaExprNode(ExpressionNode *); |
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225 | CommaExprNode(ExpressionNode *, ExpressionNode *); |
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226 | CommaExprNode( const CommaExprNode &other ); |
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227 | |
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228 | virtual CommaExprNode *add_to_list(ExpressionNode *); |
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229 | virtual CommaExprNode *clone() const { return new CommaExprNode( *this ); } |
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230 | }; |
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231 | |
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232 | class ForCtlExprNode : public ExpressionNode { |
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233 | public: |
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234 | ForCtlExprNode(ParseNode *, ExpressionNode *, ExpressionNode *) throw (SemanticError); |
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235 | ForCtlExprNode( const ForCtlExprNode &other ); |
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236 | ~ForCtlExprNode(); |
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237 | |
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238 | StatementNode *get_init() const { return init; } |
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239 | ExpressionNode *get_condition() const { return condition; } |
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240 | ExpressionNode *get_change() const { return change; } |
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241 | |
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242 | virtual ForCtlExprNode *clone() const { return new ForCtlExprNode( *this ); } |
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243 | virtual Expression *build() const; |
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244 | |
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245 | virtual void print( std::ostream &, int indent = 0 ) const; |
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246 | virtual void printOneLine( std::ostream &, int indent = 0 ) const; |
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247 | private: |
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248 | StatementNode *init; |
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249 | ExpressionNode *condition; |
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250 | ExpressionNode *change; |
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251 | }; |
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252 | |
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253 | class ValofExprNode : public ExpressionNode { |
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254 | public: |
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255 | ValofExprNode(); |
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256 | ValofExprNode( StatementNode *s = 0 ); |
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257 | ValofExprNode( const ValofExprNode &other ); |
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258 | ~ValofExprNode(); |
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259 | |
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260 | virtual ValofExprNode *clone() const { return new ValofExprNode( *this ); } |
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261 | |
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262 | StatementNode *get_body() const { return body; } |
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263 | void print( std::ostream &, int indent = 0 ) const; |
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264 | void printOneLine( std::ostream &, int indent = 0 ) const; |
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265 | Expression *build() const; |
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266 | |
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267 | private: |
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268 | StatementNode *body; |
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269 | }; |
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270 | |
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271 | class TypeData; |
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272 | |
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273 | class DeclarationNode : public ParseNode |
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274 | { |
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275 | public: |
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276 | enum Qualifier { Const, Restrict, Volatile, Lvalue }; |
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277 | enum StorageClass { Static, Auto, Extern, Register, Inline, Fortran }; |
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278 | enum BasicType { Char, Int, Float, Double, Void, Bool, Complex, Imaginary }; |
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279 | enum Modifier { Signed, Unsigned, Short, Long }; |
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280 | enum TyCon { Struct, Union, Context }; |
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281 | enum TypeClass { Type, Dtype, Ftype }; |
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282 | |
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283 | static const char *qualifierName[]; |
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284 | static const char *basicTypeName[]; |
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285 | static const char *modifierName[]; |
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286 | static const char *tyConName[]; |
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287 | static const char *typeClassName[]; |
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288 | |
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289 | static DeclarationNode *newFunction( std::string* name, DeclarationNode *ret, DeclarationNode *param, |
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290 | StatementNode *body, bool newStyle = false ); |
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291 | static DeclarationNode *newQualifier( Qualifier ); |
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292 | static DeclarationNode *newStorageClass( StorageClass ); |
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293 | static DeclarationNode *newBasicType( BasicType ); |
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294 | static DeclarationNode *newModifier( Modifier ); |
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295 | static DeclarationNode *newForall( DeclarationNode* ); |
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296 | static DeclarationNode *newFromTypedef( std::string* ); |
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297 | static DeclarationNode *newAggregate( TyCon kind, std::string* name, DeclarationNode *formals, ExpressionNode *actuals, DeclarationNode *fields ); |
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298 | static DeclarationNode *newEnum( std::string *name, DeclarationNode *constants ); |
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299 | static DeclarationNode *newEnumConstant( std::string* name, ExpressionNode *constant ); |
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300 | static DeclarationNode *newName( std::string* ); |
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301 | static DeclarationNode *newFromTypeGen( std::string*, ExpressionNode *params ); |
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302 | static DeclarationNode *newTypeParam( TypeClass, std::string* ); |
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303 | static DeclarationNode *newContext( std::string *name, DeclarationNode *params, DeclarationNode *asserts ); |
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304 | static DeclarationNode *newContextUse( std::string *name, ExpressionNode *params ); |
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305 | static DeclarationNode *newTypeDecl( std::string *name, DeclarationNode *typeParams ); |
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306 | static DeclarationNode *newPointer( DeclarationNode *qualifiers ); |
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307 | static DeclarationNode *newArray( ExpressionNode *size, DeclarationNode *qualifiers, bool isStatic ); |
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308 | static DeclarationNode *newVarArray( DeclarationNode *qualifiers ); |
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309 | static DeclarationNode *newBitfield( ExpressionNode *size ); |
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310 | static DeclarationNode *newTuple( DeclarationNode *members ); |
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311 | static DeclarationNode *newTypeof( ExpressionNode *expr ); |
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312 | static DeclarationNode *newAttr( std::string*, ExpressionNode *expr ); |
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313 | static DeclarationNode *newAttr( std::string*, DeclarationNode *type ); |
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314 | |
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315 | DeclarationNode *addQualifiers( DeclarationNode* ); |
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316 | DeclarationNode *copyStorageClasses( DeclarationNode* ); |
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317 | DeclarationNode *addType( DeclarationNode* ); |
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318 | DeclarationNode *addTypedef(); |
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319 | DeclarationNode *addAssertions( DeclarationNode* ); |
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320 | DeclarationNode *addName( std::string* ); |
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321 | DeclarationNode *addBitfield( ExpressionNode *size ); |
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322 | DeclarationNode *addVarArgs(); |
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323 | DeclarationNode *addFunctionBody( StatementNode *body ); |
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324 | DeclarationNode *addOldDeclList( DeclarationNode *list ); |
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325 | DeclarationNode *addPointer( DeclarationNode *qualifiers ); |
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326 | DeclarationNode *addArray( DeclarationNode *array ); |
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327 | DeclarationNode *addNewPointer( DeclarationNode *pointer ); |
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328 | DeclarationNode *addNewArray( DeclarationNode *array ); |
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329 | DeclarationNode *addParamList( DeclarationNode *list ); |
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330 | DeclarationNode *addIdList( DeclarationNode *list ); // old-style functions |
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331 | DeclarationNode *addInitializer( InitializerNode *init ); |
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332 | |
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333 | DeclarationNode *cloneType( std::string *newName ); |
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334 | DeclarationNode *cloneType( DeclarationNode *existing ); |
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335 | DeclarationNode *cloneType( int ) { return cloneType( (std::string*)0 ); } |
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336 | DeclarationNode *cloneBaseType( std::string *newName ); |
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337 | DeclarationNode *cloneBaseType( DeclarationNode *newdecl ); |
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338 | |
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339 | DeclarationNode *appendList( DeclarationNode * ); |
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340 | |
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341 | DeclarationNode *clone() const; |
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342 | void print( std::ostream &, int indent = 0 ) const; |
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343 | void printList( std::ostream &, int indent = 0 ) const; |
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344 | |
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345 | Declaration *build() const; |
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346 | ::Type *buildType() const; |
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347 | |
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348 | bool get_hasEllipsis() const; |
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349 | std::string get_name() const { return name; } |
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350 | LinkageSpec::Type get_linkage() const { return linkage; } |
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351 | DeclarationNode *extractAggregate() const; |
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352 | |
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353 | DeclarationNode(); |
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354 | ~DeclarationNode(); |
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355 | private: |
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356 | Declaration::StorageClass buildStorageClass() const; |
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357 | bool buildInline() const; |
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358 | |
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359 | TypeData *type; |
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360 | std::string name; |
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361 | std::list< StorageClass > storageClasses; |
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362 | ExpressionNode *bitfieldWidth; |
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363 | InitializerNode *initializer; |
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364 | bool hasEllipsis; |
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365 | LinkageSpec::Type linkage; |
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366 | |
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367 | static UniqueName anonymous; |
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368 | }; |
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369 | |
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370 | class StatementNode : public ParseNode { |
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371 | public: |
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372 | enum Type { Exp, If, Switch, Case, Default, Choose, Fallthru, |
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373 | While, Do, For, |
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374 | Goto, Continue, Break, Return, Throw, |
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375 | Try, Catch, Finally, Asm, |
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376 | Decl |
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377 | }; |
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378 | |
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379 | StatementNode( void ); |
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380 | StatementNode( std::string ); |
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381 | StatementNode( Type, ExpressionNode *e = 0, StatementNode *s = 0 ); |
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382 | StatementNode( Type, std::string *target ); |
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383 | StatementNode( DeclarationNode *decl ); |
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384 | |
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385 | |
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386 | ~StatementNode(void); |
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387 | |
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388 | static StatementNode * newCatchStmt(DeclarationNode *d = 0, StatementNode *s = 0, bool catchRestP = false ); |
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389 | |
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390 | void set_control(ExpressionNode *); |
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391 | StatementNode * set_block(StatementNode *); |
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392 | |
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393 | ExpressionNode *get_control() const ; |
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394 | StatementNode *get_block() const; |
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395 | StatementNode::Type get_type(void) const; |
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396 | |
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397 | StatementNode *add_label(std::string *); |
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398 | std::list<std::string> *get_labels() const; |
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399 | |
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400 | void addDeclaration( DeclarationNode *newDecl ) { decl = newDecl; } |
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401 | void setCatchRest( bool newVal ) { isCatchRest = newVal; } |
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402 | |
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403 | std::string get_target() const; |
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404 | |
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405 | StatementNode *add_controlexp(ExpressionNode *); |
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406 | StatementNode *append_block(StatementNode *); |
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407 | StatementNode *append_last_case(StatementNode *); |
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408 | |
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409 | void print( std::ostream &, int indent = 0) const; |
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410 | |
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411 | virtual StatementNode *clone() const; |
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412 | |
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413 | virtual Statement *build() const; |
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414 | |
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415 | private: |
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416 | static const char *StType[]; |
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417 | Type type; |
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418 | ExpressionNode *control; |
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419 | StatementNode *block; |
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420 | std::list<std::string> *labels; |
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421 | std::string *target; // target label for jump statements |
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422 | DeclarationNode *decl; |
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423 | |
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424 | bool isCatchRest; |
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425 | }; |
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426 | |
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427 | class CompoundStmtNode : public StatementNode { |
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428 | public: |
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429 | CompoundStmtNode(void); |
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430 | CompoundStmtNode(std::string *); |
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431 | CompoundStmtNode(StatementNode *); |
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432 | ~CompoundStmtNode(); |
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433 | |
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434 | void add_statement(StatementNode *); |
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435 | |
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436 | void print( std::ostream &, int indent = 0 ) const; |
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437 | |
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438 | virtual Statement *build() const; |
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439 | |
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440 | private: |
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441 | StatementNode *first, *last; |
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442 | }; |
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443 | |
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444 | class NullStmtNode : public CompoundStmtNode { |
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445 | public: |
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446 | Statement *build() const; |
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447 | void print(std::ostream &, int indent = 0) const; |
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448 | }; |
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449 | |
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450 | class InitializerNode : public ParseNode { |
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451 | public: |
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452 | InitializerNode( ExpressionNode *, bool aggrp = false, ExpressionNode *des = 0 ); |
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453 | InitializerNode( InitializerNode *, bool aggrp = false, ExpressionNode *des = 0 ); |
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454 | ~InitializerNode(); |
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455 | |
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456 | ExpressionNode *get_expression() const { return expr; } |
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457 | |
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458 | InitializerNode *set_designators( ExpressionNode *des ) { designator = des; return this; } |
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459 | ExpressionNode *get_designators() const { return designator; } |
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460 | |
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461 | InitializerNode *next_init() const { return kids; } |
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462 | |
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463 | void print( std::ostream &, int indent = 0 ) const; |
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464 | void printOneLine( std::ostream & ) const; |
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465 | |
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466 | virtual Initializer *build() const; |
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467 | |
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468 | private: |
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469 | ExpressionNode *expr; |
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470 | bool aggregate; |
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471 | ExpressionNode *designator; // may be list |
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472 | InitializerNode *kids; |
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473 | }; |
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474 | |
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475 | |
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476 | |
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477 | template< typename SynTreeType, typename NodeType > |
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478 | void |
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479 | buildList( const NodeType *firstNode, std::list< SynTreeType* > &outputList ) |
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480 | { |
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481 | SemanticError errors; |
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482 | std::back_insert_iterator< std::list< SynTreeType* > > out( outputList ); |
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483 | const NodeType *cur = firstNode; |
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484 | |
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485 | while( cur ) { |
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486 | try { |
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487 | SynTreeType *result = dynamic_cast< SynTreeType* >( cur->build() ); |
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488 | if( result ) { |
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489 | *out++ = result; |
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490 | } else { |
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491 | } |
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492 | } catch( SemanticError &e ) { |
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493 | errors.append( e ); |
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494 | } |
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495 | cur = dynamic_cast< NodeType* >( cur->get_link() ); |
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496 | } |
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497 | if( !errors.isEmpty() ) { |
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498 | throw errors; |
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499 | } |
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500 | } |
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501 | |
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502 | // in DeclarationNode.cc |
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503 | void buildList( const DeclarationNode *firstNode, std::list< Declaration* > &outputList ); |
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504 | void buildList( const DeclarationNode *firstNode, std::list< DeclarationWithType* > &outputList ); |
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505 | void buildTypeList( const DeclarationNode *firstNode, std::list< Type* > &outputList ); |
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506 | |
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507 | // in ExpressionNode.cc |
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508 | ExpressionNode *flattenCommas( ExpressionNode *list ); |
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509 | ExpressionNode *tupleContents( ExpressionNode *tuple ); |
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510 | |
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511 | #endif /* #ifndef PARSENODE_H */ |
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512 | |
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513 | // Local Variables: // |
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514 | // mode: C++ // |
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515 | // compile-command: "gmake" // |
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516 | // End: // |
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