[b87a5ed] | 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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[974906e2] | 7 | // ParseNode.h -- |
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[b87a5ed] | 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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[e04ef3a] | 11 | // Last Modified By : Peter A. Buhr |
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[08d5507b] | 12 | // Last Modified On : Tue Mar 14 11:05:05 2017 |
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| 13 | // Update Count : 752 |
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[b87a5ed] | 14 | // |
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| 15 | |
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[51b7345] | 16 | #ifndef PARSENODE_H |
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| 17 | #define PARSENODE_H |
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| 18 | |
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| 19 | #include <string> |
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| 20 | #include <list> |
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[dd020c0] | 21 | #include <bitset> |
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[51b7345] | 22 | #include <iterator> |
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[e04ef3a] | 23 | #include <memory> |
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[51b7345] | 24 | |
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[68cd1ce] | 25 | #include "Parser/LinkageSpec.h" |
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[59db689] | 26 | #include "SynTree/Type.h" |
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[e04ef3a] | 27 | #include "SynTree/Expression.h" |
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[2f22cc4] | 28 | #include "SynTree/Statement.h" |
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[0f8e4ac] | 29 | #include "SynTree/Label.h" |
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[7880579] | 30 | #include "Common/utility.h" |
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| 31 | #include "Common/UniqueName.h" |
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[51b7345] | 32 | |
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| 33 | class StatementNode; |
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| 34 | class CompoundStmtNode; |
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| 35 | class DeclarationNode; |
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[d1625f8] | 36 | class ExpressionNode; |
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[51b7345] | 37 | class InitializerNode; |
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[44a81853] | 38 | class Attribute; |
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[51b7345] | 39 | |
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[7880579] | 40 | //############################################################################## |
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| 41 | |
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[a7c90d4] | 42 | extern char * yyfilename; |
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[294647b] | 43 | extern int yylineno; |
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| 44 | |
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[51b7345] | 45 | class ParseNode { |
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[bdd516a] | 46 | public: |
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[99cad3aa] | 47 | ParseNode() {}; |
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[2298f728] | 48 | virtual ~ParseNode() { delete next; delete name; }; |
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[b6424d9] | 49 | virtual ParseNode * clone() const = 0; |
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[51b7345] | 50 | |
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[b6424d9] | 51 | ParseNode * get_next() const { return next; } |
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| 52 | ParseNode * set_next( ParseNode * newlink ) { next = newlink; return this; } |
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[1b77274] | 53 | |
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[b6424d9] | 54 | ParseNode * get_last() { |
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| 55 | ParseNode * current; |
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[2298f728] | 56 | for ( current = this; current->get_next() != nullptr; current = current->get_next() ); |
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[99cad3aa] | 57 | return current; |
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| 58 | } |
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[b6424d9] | 59 | ParseNode * set_last( ParseNode * newlast ) { |
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[2298f728] | 60 | if ( newlast != nullptr ) get_last()->set_next( newlast ); |
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[99cad3aa] | 61 | return this; |
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| 62 | } |
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[51b7345] | 63 | |
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[7880579] | 64 | virtual void print( std::ostream &os, int indent = 0 ) const {} |
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[0da3e2c] | 65 | virtual void printList( std::ostream &os, int indent = 0 ) const {} |
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[1b77274] | 66 | |
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[b87a5ed] | 67 | static int indent_by; |
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[7880579] | 68 | |
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[b6424d9] | 69 | ParseNode * next = nullptr; |
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[2298f728] | 70 | std::string * name = nullptr; |
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[294647b] | 71 | CodeLocation location = { yyfilename, yylineno }; |
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[7880579] | 72 | }; // ParseNode |
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[51b7345] | 73 | |
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[7bf7fb9] | 74 | //############################################################################## |
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| 75 | |
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[d1625f8] | 76 | class InitializerNode : public ParseNode { |
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| 77 | public: |
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[2298f728] | 78 | InitializerNode( ExpressionNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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| 79 | InitializerNode( InitializerNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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[d1625f8] | 80 | ~InitializerNode(); |
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[a7741435] | 81 | virtual InitializerNode * clone() const { assert( false ); return nullptr; } |
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[d1625f8] | 82 | |
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[b6424d9] | 83 | ExpressionNode * get_expression() const { return expr; } |
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[d1625f8] | 84 | |
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[b6424d9] | 85 | InitializerNode * set_designators( ExpressionNode * des ) { designator = des; return this; } |
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| 86 | ExpressionNode * get_designators() const { return designator; } |
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[d1625f8] | 87 | |
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[b6424d9] | 88 | InitializerNode * set_maybeConstructed( bool value ) { maybeConstructed = value; return this; } |
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[d1625f8] | 89 | bool get_maybeConstructed() const { return maybeConstructed; } |
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| 90 | |
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[b6424d9] | 91 | InitializerNode * next_init() const { return kids; } |
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[d1625f8] | 92 | |
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| 93 | void print( std::ostream &os, int indent = 0 ) const; |
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| 94 | void printOneLine( std::ostream & ) const; |
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| 95 | |
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[b6424d9] | 96 | virtual Initializer * build() const; |
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[d1625f8] | 97 | private: |
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[b6424d9] | 98 | ExpressionNode * expr; |
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[d1625f8] | 99 | bool aggregate; |
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[b6424d9] | 100 | ExpressionNode * designator; // may be list |
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| 101 | InitializerNode * kids; |
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[d1625f8] | 102 | bool maybeConstructed; |
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[c1c1112] | 103 | }; // InitializerNode |
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[d1625f8] | 104 | |
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| 105 | //############################################################################## |
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| 106 | |
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[ac71a86] | 107 | class ExpressionNode final : public ParseNode { |
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[bdd516a] | 108 | public: |
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[d1625f8] | 109 | ExpressionNode( Expression * expr = nullptr ) : expr( expr ) {} |
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[b87a5ed] | 110 | ExpressionNode( const ExpressionNode &other ); |
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[d1625f8] | 111 | virtual ~ExpressionNode() {} |
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[6a0d4d61] | 112 | virtual ExpressionNode * clone() const override { return expr ? new ExpressionNode( expr->clone() ) : nullptr; } |
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[51b7345] | 113 | |
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[e04ef3a] | 114 | bool get_extension() const { return extension; } |
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[b6424d9] | 115 | ExpressionNode * set_extension( bool exten ) { extension = exten; return this; } |
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[51b7345] | 116 | |
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[62e5546] | 117 | virtual void print( std::ostream &os, int indent = 0 ) const override {} |
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[ac71a86] | 118 | void printOneLine( std::ostream &os, int indent = 0 ) const {} |
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| 119 | |
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| 120 | template<typename T> |
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| 121 | bool isExpressionType() const { |
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| 122 | return nullptr != dynamic_cast<T>(expr.get()); |
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| 123 | } |
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[51b7345] | 124 | |
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[a7c90d4] | 125 | Expression * build() const { return const_cast<ExpressionNode *>(this)->expr.release(); } |
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[bdd516a] | 126 | private: |
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[e04ef3a] | 127 | bool extension = false; |
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[ac71a86] | 128 | std::unique_ptr<Expression> expr; |
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[c1c1112] | 129 | }; // ExpressionNode |
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[e04ef3a] | 130 | |
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| 131 | template< typename T > |
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[7880579] | 132 | struct maybeBuild_t< Expression, T > { |
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[b6424d9] | 133 | static inline Expression * doit( const T * orig ) { |
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[e04ef3a] | 134 | if ( orig ) { |
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[b6424d9] | 135 | Expression * p = orig->build(); |
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[e04ef3a] | 136 | p->set_extension( orig->get_extension() ); |
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| 137 | return p; |
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| 138 | } else { |
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[7880579] | 139 | return nullptr; |
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[e04ef3a] | 140 | } // if |
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| 141 | } |
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[51b7345] | 142 | }; |
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| 143 | |
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[d9e2280] | 144 | enum class OperKinds { |
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| 145 | // diadic |
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[7bf7fb9] | 146 | SizeOf, AlignOf, OffsetOf, Plus, Minus, Mul, Div, Mod, Or, And, |
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[d9e2280] | 147 | BitOr, BitAnd, Xor, Cast, LShift, RShift, LThan, GThan, LEThan, GEThan, Eq, Neq, |
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[a839867] | 148 | Assign, AtAssn, MulAssn, DivAssn, ModAssn, PlusAssn, MinusAssn, LSAssn, RSAssn, AndAssn, ERAssn, OrAssn, |
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[d9e2280] | 149 | Index, Range, |
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| 150 | // monadic |
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| 151 | UnPlus, UnMinus, AddressOf, PointTo, Neg, BitNeg, Incr, IncrPost, Decr, DecrPost, LabelAddress, |
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| 152 | Ctor, Dtor, |
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[c1c1112] | 153 | }; // OperKinds |
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[51b7345] | 154 | |
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[e82aa9df] | 155 | struct LabelNode { |
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| 156 | std::list< Label > labels; |
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| 157 | }; |
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| 158 | |
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[b6424d9] | 159 | Expression * build_constantInteger( const std::string &str ); |
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| 160 | Expression * build_constantFloat( const std::string &str ); |
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| 161 | Expression * build_constantChar( const std::string &str ); |
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[4cb935e] | 162 | Expression * build_constantZeroOne( const std::string &str ); |
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[b6424d9] | 163 | ConstantExpr * build_constantStr( const std::string &str ); |
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[8780e30] | 164 | Expression * build_field_name_FLOATINGconstant( const std::string & str ); |
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| 165 | Expression * build_field_name_fraction_constants( Expression * fieldName, ExpressionNode * fracts ); |
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| 166 | Expression * build_field_name_REALFRACTIONconstant( const std::string & str ); |
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| 167 | Expression * build_field_name_REALDECIMALconstant( const std::string & str ); |
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[b6424d9] | 168 | |
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| 169 | NameExpr * build_varref( const std::string * name, bool labelp = false ); |
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| 170 | Expression * build_typevalue( DeclarationNode * decl ); |
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| 171 | |
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| 172 | Expression * build_cast( DeclarationNode * decl_node, ExpressionNode * expr_node ); |
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[fd782b2] | 173 | Expression * build_fieldSel( ExpressionNode * expr_node, Expression * member ); |
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| 174 | Expression * build_pfieldSel( ExpressionNode * expr_node, Expression * member ); |
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[b6424d9] | 175 | Expression * build_addressOf( ExpressionNode * expr_node ); |
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| 176 | Expression * build_sizeOfexpr( ExpressionNode * expr_node ); |
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| 177 | Expression * build_sizeOftype( DeclarationNode * decl_node ); |
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| 178 | Expression * build_alignOfexpr( ExpressionNode * expr_node ); |
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| 179 | Expression * build_alignOftype( DeclarationNode * decl_node ); |
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| 180 | Expression * build_offsetOf( DeclarationNode * decl_node, NameExpr * member ); |
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| 181 | Expression * build_and( ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 182 | Expression * build_and_or( ExpressionNode * expr_node1, ExpressionNode * expr_node2, bool kind ); |
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| 183 | Expression * build_unary_val( OperKinds op, ExpressionNode * expr_node ); |
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| 184 | Expression * build_unary_ptr( OperKinds op, ExpressionNode * expr_node ); |
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| 185 | Expression * build_binary_val( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 186 | Expression * build_binary_ptr( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 187 | Expression * build_cond( ExpressionNode * expr_node1, ExpressionNode * expr_node2, ExpressionNode * expr_node3 ); |
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| 188 | Expression * build_comma( ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 189 | Expression * build_attrexpr( NameExpr * var, ExpressionNode * expr_node ); |
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| 190 | Expression * build_attrtype( NameExpr * var, DeclarationNode * decl_node ); |
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[2298f728] | 191 | Expression * build_tuple( ExpressionNode * expr_node = nullptr ); |
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[b6424d9] | 192 | Expression * build_func( ExpressionNode * function, ExpressionNode * expr_node ); |
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| 193 | Expression * build_range( ExpressionNode * low, ExpressionNode * high ); |
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| 194 | Expression * build_asmexpr( ExpressionNode * inout, ConstantExpr * constraint, ExpressionNode * operand ); |
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| 195 | Expression * build_valexpr( StatementNode * s ); |
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| 196 | Expression * build_compoundLiteral( DeclarationNode * decl_node, InitializerNode * kids ); |
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[51b7345] | 197 | |
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[7bf7fb9] | 198 | //############################################################################## |
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| 199 | |
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[62e5546] | 200 | struct TypeData; |
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[51b7345] | 201 | |
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[bdd516a] | 202 | class DeclarationNode : public ParseNode { |
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| 203 | public: |
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[5b639ee] | 204 | // These must remain in the same order as the corresponding DeclarationNode names. |
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[c0aa336] | 205 | |
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[08d5507b] | 206 | enum { Extern = 1 << 0, Static = 1 << 1, Auto = 1 << 2, Register = 1 << 3, Threadlocal = 1 << 4, NoStorageClass = 5 }; |
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| 207 | union StorageClasses { |
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| 208 | unsigned int val; |
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| 209 | struct { |
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| 210 | bool is_extern : 1; |
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| 211 | bool is_static : 1; |
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| 212 | bool is_auto : 1; |
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| 213 | bool is_register : 1; |
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| 214 | bool is_threadlocal : 1; |
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| 215 | }; |
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| 216 | StorageClasses() : val( 0 ) {} |
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| 217 | StorageClasses( unsigned int val ) : val( val ) {} |
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| 218 | bool operator[]( unsigned int i ) const { return val & (1 << i); } |
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| 219 | }; // StorageClasses |
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| 220 | |
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| 221 | enum { Inline = 1 << 0, Noreturn = 1 << 1, Fortran = 1 << 2, NoFuncSpecifier = 3 }; |
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| 222 | union FuncSpecifiers { |
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| 223 | unsigned int val; |
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| 224 | struct { |
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| 225 | bool is_inline : 1; |
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| 226 | bool is_noreturn : 1; |
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| 227 | bool is_fortran : 1; |
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| 228 | }; |
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| 229 | FuncSpecifiers() : val( 0 ) {} |
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| 230 | FuncSpecifiers( unsigned int val ) : val( val ) {} |
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| 231 | bool operator[]( unsigned int i ) const { return val & (1 << i); } |
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| 232 | }; // FuncSpecifiers |
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| 233 | |
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[a7c90d4] | 234 | enum TypeQualifier { Const, Restrict, Volatile, Lvalue, Mutex, Atomic, NoTypeQualifier }; |
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[5b639ee] | 235 | enum BasicType { Void, Bool, Char, Int, Float, Double, LongDouble, NoBasicType }; |
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| 236 | enum ComplexType { Complex, Imaginary, NoComplexType }; |
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| 237 | enum Signedness { Signed, Unsigned, NoSignedness }; |
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| 238 | enum Length { Short, Long, LongLong, NoLength }; |
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[faddbd8] | 239 | enum Aggregate { Struct, Union, Trait, NoAggregate }; |
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[8f60f0b] | 240 | enum TypeClass { Otype, Dtype, Ftype, Ttype, NoTypeClass }; |
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[148f7290] | 241 | enum BuiltinType { Valist, Zero, One, NoBuiltinType }; |
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[b87a5ed] | 242 | |
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[dd020c0] | 243 | static const char * storageClassNames[]; |
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| 244 | static const char * funcSpecifierNames[]; |
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| 245 | static const char * typeQualifierNames[]; |
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| 246 | static const char * basicTypeNames[]; |
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| 247 | static const char * complexTypeNames[]; |
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| 248 | static const char * signednessNames[]; |
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| 249 | static const char * lengthNames[]; |
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| 250 | static const char * aggregateNames[]; |
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| 251 | static const char * typeClassNames[]; |
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| 252 | static const char * builtinTypeNames[]; |
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[b6424d9] | 253 | |
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[08d5507b] | 254 | static DeclarationNode * newStorageClass( StorageClasses ); |
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| 255 | static DeclarationNode * newFuncSpecifier( FuncSpecifiers ); |
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[dd020c0] | 256 | static DeclarationNode * newTypeQualifier( TypeQualifier ); |
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[b6424d9] | 257 | static DeclarationNode * newBasicType( BasicType ); |
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[5b639ee] | 258 | static DeclarationNode * newComplexType( ComplexType ); |
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[dd020c0] | 259 | static DeclarationNode * newSignedNess( Signedness ); |
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| 260 | static DeclarationNode * newLength( Length ); |
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[b6424d9] | 261 | static DeclarationNode * newBuiltinType( BuiltinType ); |
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[dd020c0] | 262 | static DeclarationNode * newForall( DeclarationNode * ); |
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[2298f728] | 263 | static DeclarationNode * newFromTypedef( std::string * ); |
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[dd020c0] | 264 | static DeclarationNode * newFunction( std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body, bool newStyle = false ); |
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[b6424d9] | 265 | static DeclarationNode * newAggregate( Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ); |
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[ca1a547] | 266 | static DeclarationNode * newEnum( std::string * name, DeclarationNode * constants, bool body ); |
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[b6424d9] | 267 | static DeclarationNode * newEnumConstant( std::string * name, ExpressionNode * constant ); |
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[2298f728] | 268 | static DeclarationNode * newName( std::string * ); |
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[b6424d9] | 269 | static DeclarationNode * newFromTypeGen( std::string *, ExpressionNode * params ); |
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[2298f728] | 270 | static DeclarationNode * newTypeParam( TypeClass, std::string * ); |
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| 271 | static DeclarationNode * newTrait( const std::string * name, DeclarationNode * params, DeclarationNode * asserts ); |
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| 272 | static DeclarationNode * newTraitUse( const std::string * name, ExpressionNode * params ); |
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[b6424d9] | 273 | static DeclarationNode * newTypeDecl( std::string * name, DeclarationNode * typeParams ); |
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| 274 | static DeclarationNode * newPointer( DeclarationNode * qualifiers ); |
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| 275 | static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ); |
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| 276 | static DeclarationNode * newVarArray( DeclarationNode * qualifiers ); |
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| 277 | static DeclarationNode * newBitfield( ExpressionNode * size ); |
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| 278 | static DeclarationNode * newTuple( DeclarationNode * members ); |
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| 279 | static DeclarationNode * newTypeof( ExpressionNode * expr ); |
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[44a81853] | 280 | static DeclarationNode * newAttr( std::string *, ExpressionNode * expr ); // @ attributes |
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| 281 | static DeclarationNode * newAttr( std::string *, DeclarationNode * type ); // @ attributes |
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| 282 | static DeclarationNode * newAttribute( std::string *, ExpressionNode * expr = nullptr ); // gcc attributes |
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[e994912] | 283 | static DeclarationNode * newAsmStmt( StatementNode * stmt ); // gcc external asm statement |
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[b87a5ed] | 284 | |
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[7880579] | 285 | DeclarationNode(); |
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| 286 | ~DeclarationNode(); |
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[6a0d4d61] | 287 | DeclarationNode * clone() const override; |
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[7880579] | 288 | |
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[2298f728] | 289 | DeclarationNode * addQualifiers( DeclarationNode * ); |
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[413ad05] | 290 | void checkQualifiers( const TypeData *, const TypeData * ); |
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[a7c90d4] | 291 | void checkSpecifiers( DeclarationNode * ); |
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| 292 | DeclarationNode * copySpecifiers( DeclarationNode * ); |
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[2298f728] | 293 | DeclarationNode * addType( DeclarationNode * ); |
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[b6424d9] | 294 | DeclarationNode * addTypedef(); |
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[2298f728] | 295 | DeclarationNode * addAssertions( DeclarationNode * ); |
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| 296 | DeclarationNode * addName( std::string * ); |
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[c0aa336] | 297 | DeclarationNode * addAsmName( DeclarationNode * ); |
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[b6424d9] | 298 | DeclarationNode * addBitfield( ExpressionNode * size ); |
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| 299 | DeclarationNode * addVarArgs(); |
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| 300 | DeclarationNode * addFunctionBody( StatementNode * body ); |
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| 301 | DeclarationNode * addOldDeclList( DeclarationNode * list ); |
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[c0aa336] | 302 | DeclarationNode * setBase( TypeData * newType ); |
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| 303 | DeclarationNode * copyAttribute( DeclarationNode * attr ); |
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[b6424d9] | 304 | DeclarationNode * addPointer( DeclarationNode * qualifiers ); |
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| 305 | DeclarationNode * addArray( DeclarationNode * array ); |
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| 306 | DeclarationNode * addNewPointer( DeclarationNode * pointer ); |
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| 307 | DeclarationNode * addNewArray( DeclarationNode * array ); |
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| 308 | DeclarationNode * addParamList( DeclarationNode * list ); |
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| 309 | DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions |
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| 310 | DeclarationNode * addInitializer( InitializerNode * init ); |
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| 311 | |
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| 312 | DeclarationNode * cloneType( std::string * newName ); |
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| 313 | DeclarationNode * cloneBaseType( DeclarationNode * newdecl ); |
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| 314 | |
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| 315 | DeclarationNode * appendList( DeclarationNode * node ) { |
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[99cad3aa] | 316 | return (DeclarationNode *)set_last( node ); |
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| 317 | } |
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[b87a5ed] | 318 | |
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[62e5546] | 319 | virtual void print( std::ostream &os, int indent = 0 ) const override; |
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| 320 | virtual void printList( std::ostream &os, int indent = 0 ) const override; |
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[b87a5ed] | 321 | |
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[b6424d9] | 322 | Declaration * build() const; |
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[a7c90d4] | 323 | Type * buildType() const; |
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[b87a5ed] | 324 | |
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| 325 | bool get_hasEllipsis() const; |
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[8b7ee09] | 326 | LinkageSpec::Spec get_linkage() const { return linkage; } |
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[b6424d9] | 327 | DeclarationNode * extractAggregate() const; |
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[4f147cc] | 328 | bool has_enumeratorValue() const { return (bool)enumeratorValue; } |
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[a7c90d4] | 329 | ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode *>(this)->enumeratorValue.release(); } |
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[b87a5ed] | 330 | |
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[7305915] | 331 | bool get_extension() const { return extension; } |
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[b6424d9] | 332 | DeclarationNode * set_extension( bool exten ) { extension = exten; return this; } |
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[c1c1112] | 333 | public: |
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[28307be] | 334 | struct Variable_t { |
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[faddbd8] | 335 | // const std::string * name; |
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[28307be] | 336 | DeclarationNode::TypeClass tyClass; |
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| 337 | DeclarationNode * assertions; |
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| 338 | }; |
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| 339 | Variable_t variable; |
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| 340 | |
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| 341 | struct Attr_t { |
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[faddbd8] | 342 | // const std::string * name; |
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[28307be] | 343 | ExpressionNode * expr; |
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| 344 | DeclarationNode * type; |
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| 345 | }; |
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| 346 | Attr_t attr; |
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| 347 | |
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[8f6f47d7] | 348 | BuiltinType builtin; |
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| 349 | |
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[b6424d9] | 350 | TypeData * type; |
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[dd020c0] | 351 | |
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[a7c90d4] | 352 | StorageClasses storageClasses; |
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| 353 | static void print_StorageClass( std::ostream & output, StorageClasses storageClasses ); |
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| 354 | |
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| 355 | FuncSpecifiers funcSpecs; |
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| 356 | static void print_FuncSpec( std::ostream & output, FuncSpecifiers funcSpecs ); |
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[dd020c0] | 357 | |
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[b6424d9] | 358 | ExpressionNode * bitfieldWidth; |
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[4f147cc] | 359 | std::unique_ptr<ExpressionNode> enumeratorValue; |
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[b87a5ed] | 360 | bool hasEllipsis; |
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[8b7ee09] | 361 | LinkageSpec::Spec linkage; |
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[58dd019] | 362 | ConstantExpr *asmName; |
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[44a81853] | 363 | std::list< Attribute * > attributes; |
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[58dd019] | 364 | InitializerNode * initializer; |
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[7305915] | 365 | bool extension = false; |
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[13e3b50] | 366 | std::string error; |
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[e994912] | 367 | StatementNode * asmStmt; |
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[b87a5ed] | 368 | |
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| 369 | static UniqueName anonymous; |
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[1db21619] | 370 | }; // DeclarationNode |
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[51b7345] | 371 | |
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[b6424d9] | 372 | Type * buildType( TypeData * type ); |
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[d1625f8] | 373 | |
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[b6424d9] | 374 | static inline Type * maybeMoveBuildType( const DeclarationNode * orig ) { |
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[a7c90d4] | 375 | Type * ret = orig ? orig->buildType() : nullptr; |
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[4f147cc] | 376 | delete orig; |
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| 377 | return ret; |
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| 378 | } |
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| 379 | |
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[7bf7fb9] | 380 | //############################################################################## |
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| 381 | |
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[ac71a86] | 382 | class StatementNode final : public ParseNode { |
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[bdd516a] | 383 | public: |
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[e82aa9df] | 384 | StatementNode() { stmt = nullptr; } |
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[b6424d9] | 385 | StatementNode( Statement * stmt ) : stmt( stmt ) {} |
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| 386 | StatementNode( DeclarationNode * decl ); |
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[e82aa9df] | 387 | virtual ~StatementNode() {} |
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[51b7345] | 388 | |
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[b6424d9] | 389 | virtual StatementNode * clone() const final { assert( false ); return nullptr; } |
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[a7c90d4] | 390 | Statement * build() const { return const_cast<StatementNode *>(this)->stmt.release(); } |
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[2f22cc4] | 391 | |
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[44a81853] | 392 | virtual StatementNode * add_label( const std::string * name, DeclarationNode * attr = nullptr ) { |
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| 393 | stmt->get_labels().emplace_back( * name, nullptr, attr ? std::move( attr->attributes ) : std::list< Attribute * > {} ); |
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| 394 | delete attr; |
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[ac71a86] | 395 | delete name; |
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[2f22cc4] | 396 | return this; |
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| 397 | } |
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| 398 | |
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[b6424d9] | 399 | virtual StatementNode * append_last_case( StatementNode * ); |
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[1d4580a] | 400 | |
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[62e5546] | 401 | virtual void print( std::ostream &os, int indent = 0 ) const override {} |
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| 402 | virtual void printList( std::ostream &os, int indent = 0 ) const override {} |
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[2f22cc4] | 403 | private: |
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[ac71a86] | 404 | std::unique_ptr<Statement> stmt; |
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[2f22cc4] | 405 | }; // StatementNode |
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| 406 | |
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[b6424d9] | 407 | Statement * build_expr( ExpressionNode * ctl ); |
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[1d4580a] | 408 | |
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[2f22cc4] | 409 | struct ForCtl { |
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[b6424d9] | 410 | ForCtl( ExpressionNode * expr, ExpressionNode * condition, ExpressionNode * change ) : |
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[e82aa9df] | 411 | init( new StatementNode( build_expr( expr ) ) ), condition( condition ), change( change ) {} |
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[b6424d9] | 412 | ForCtl( DeclarationNode * decl, ExpressionNode * condition, ExpressionNode * change ) : |
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[e82aa9df] | 413 | init( new StatementNode( decl ) ), condition( condition ), change( change ) {} |
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[2f22cc4] | 414 | |
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[b6424d9] | 415 | StatementNode * init; |
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| 416 | ExpressionNode * condition; |
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| 417 | ExpressionNode * change; |
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[2f22cc4] | 418 | }; |
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| 419 | |
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[b6424d9] | 420 | Statement * build_if( ExpressionNode * ctl, StatementNode * then_stmt, StatementNode * else_stmt ); |
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| 421 | Statement * build_switch( ExpressionNode * ctl, StatementNode * stmt ); |
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| 422 | Statement * build_case( ExpressionNode * ctl ); |
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| 423 | Statement * build_default(); |
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| 424 | Statement * build_while( ExpressionNode * ctl, StatementNode * stmt, bool kind = false ); |
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| 425 | Statement * build_for( ForCtl * forctl, StatementNode * stmt ); |
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| 426 | Statement * build_branch( BranchStmt::Type kind ); |
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| 427 | Statement * build_branch( std::string * identifier, BranchStmt::Type kind ); |
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| 428 | Statement * build_computedgoto( ExpressionNode * ctl ); |
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| 429 | Statement * build_return( ExpressionNode * ctl ); |
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| 430 | Statement * build_throw( ExpressionNode * ctl ); |
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| 431 | Statement * build_try( StatementNode * try_stmt, StatementNode * catch_stmt, StatementNode * finally_stmt ); |
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| 432 | Statement * build_catch( DeclarationNode * decl, StatementNode * stmt, bool catchAny = false ); |
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| 433 | Statement * build_finally( StatementNode * stmt ); |
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| 434 | Statement * build_compound( StatementNode * first ); |
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[2298f728] | 435 | Statement * build_asmstmt( bool voltile, ConstantExpr * instruction, ExpressionNode * output = nullptr, ExpressionNode * input = nullptr, ExpressionNode * clobber = nullptr, LabelNode * gotolabels = nullptr ); |
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[7f5566b] | 436 | |
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[7bf7fb9] | 437 | //############################################################################## |
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| 438 | |
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[aefcc3b] | 439 | template< typename SynTreeType, typename NodeType, template< typename, typename...> class Container, typename... Args > |
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| 440 | void buildList( const NodeType * firstNode, Container< SynTreeType *, Args... > &outputList ) { |
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[b87a5ed] | 441 | SemanticError errors; |
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[aefcc3b] | 442 | std::back_insert_iterator< Container< SynTreeType *, Args... > > out( outputList ); |
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[b6424d9] | 443 | const NodeType * cur = firstNode; |
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[b87a5ed] | 444 | |
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| 445 | while ( cur ) { |
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| 446 | try { |
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[b6424d9] | 447 | SynTreeType * result = dynamic_cast< SynTreeType * >( maybeBuild< typename std::pointer_traits< decltype(cur->build())>::element_type >( cur ) ); |
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[b87a5ed] | 448 | if ( result ) { |
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[294647b] | 449 | result->location = cur->location; |
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[b6424d9] | 450 | * out++ = result; |
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[b87a5ed] | 451 | } // if |
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| 452 | } catch( SemanticError &e ) { |
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[294647b] | 453 | e.set_location( cur->location ); |
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[b87a5ed] | 454 | errors.append( e ); |
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| 455 | } // try |
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[7880579] | 456 | cur = dynamic_cast< NodeType * >( cur->get_next() ); |
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[b87a5ed] | 457 | } // while |
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[a32b204] | 458 | if ( ! errors.isEmpty() ) { |
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[b87a5ed] | 459 | throw errors; |
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| 460 | } // if |
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[51b7345] | 461 | } |
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| 462 | |
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| 463 | // in DeclarationNode.cc |
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[b6424d9] | 464 | void buildList( const DeclarationNode * firstNode, std::list< Declaration * > &outputList ); |
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| 465 | void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > &outputList ); |
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| 466 | void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > &outputList ); |
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[51b7345] | 467 | |
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[7ecbb7e] | 468 | template< typename SynTreeType, typename NodeType > |
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[b6424d9] | 469 | void buildMoveList( const NodeType * firstNode, std::list< SynTreeType * > &outputList ) { |
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[3a5131ed] | 470 | buildList( firstNode, outputList ); |
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[7ecbb7e] | 471 | delete firstNode; |
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| 472 | } |
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| 473 | |
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[c8dfcd3] | 474 | // in ParseNode.cc |
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| 475 | std::ostream & operator<<( std::ostream & out, const ParseNode * node ); |
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[7ecbb7e] | 476 | |
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[bdd516a] | 477 | #endif // PARSENODE_H |
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[51b7345] | 478 | |
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| 479 | // Local Variables: // |
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[b87a5ed] | 480 | // tab-width: 4 // |
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| 481 | // mode: c++ // |
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| 482 | // compile-command: "make install" // |
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[51b7345] | 483 | // End: // |
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