[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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[76c62b2] | 11 | // Last Modified By : Peter A. Buhr |
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[c27fb59] | 12 | // Last Modified On : Thu Feb 22 17:49:31 2018 |
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| 13 | // Update Count : 827 |
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[b87a5ed] | 14 | // |
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| 15 | |
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[6b0b624] | 16 | #pragma once |
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[51b7345] | 17 | |
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[d180746] | 18 | #include <algorithm> // for move |
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| 19 | #include <cassert> // for assert, assertf |
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| 20 | #include <iosfwd> // for ostream |
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| 21 | #include <iterator> // for back_insert_iterator |
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| 22 | #include <list> // for list |
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| 23 | #include <memory> // for unique_ptr, pointer_traits |
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| 24 | #include <string> // for string |
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[51b7345] | 25 | |
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[21f0aa8] | 26 | #include "Common/CodeLocation.h" // for CodeLocation |
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[d180746] | 27 | #include "Common/SemanticError.h" // for SemanticError |
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[be9288a] | 28 | #include "Common/UniqueName.h" // for UniqueName |
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[21f0aa8] | 29 | #include "Common/utility.h" // for maybeClone, maybeBuild |
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[d180746] | 30 | #include "Parser/LinkageSpec.h" // for Spec |
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| 31 | #include "SynTree/Expression.h" // for Expression, ConstantExpr (ptr only) |
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| 32 | #include "SynTree/Label.h" // for Label |
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| 33 | #include "SynTree/Statement.h" // for Statement, BranchStmt, BranchStmt:... |
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| 34 | #include "SynTree/Type.h" // for Type, Type::FuncSpecifiers, Type::... |
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| 35 | |
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| 36 | class Attribute; |
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| 37 | class Declaration; |
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[51b7345] | 38 | class DeclarationNode; |
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[d180746] | 39 | class DeclarationWithType; |
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[d1625f8] | 40 | class ExpressionNode; |
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[d180746] | 41 | class Initializer; |
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| 42 | class StatementNode; |
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[51b7345] | 43 | |
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[7880579] | 44 | //############################################################################## |
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| 45 | |
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[d48e529] | 46 | typedef CodeLocation YYLTYPE; |
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| 47 | #define YYLTYPE_IS_DECLARED 1 /* alert the parser that we have our own definition */ |
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| 48 | |
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| 49 | extern YYLTYPE yylloc; |
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[294647b] | 50 | |
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[51b7345] | 51 | class ParseNode { |
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[bdd516a] | 52 | public: |
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[99cad3aa] | 53 | ParseNode() {}; |
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[2298f728] | 54 | virtual ~ParseNode() { delete next; delete name; }; |
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[b6424d9] | 55 | virtual ParseNode * clone() const = 0; |
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[51b7345] | 56 | |
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[b6424d9] | 57 | ParseNode * get_next() const { return next; } |
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| 58 | ParseNode * set_next( ParseNode * newlink ) { next = newlink; return this; } |
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[1b772749] | 59 | |
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[b6424d9] | 60 | ParseNode * get_last() { |
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| 61 | ParseNode * current; |
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[2298f728] | 62 | for ( current = this; current->get_next() != nullptr; current = current->get_next() ); |
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[99cad3aa] | 63 | return current; |
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| 64 | } |
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[b6424d9] | 65 | ParseNode * set_last( ParseNode * newlast ) { |
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[2298f728] | 66 | if ( newlast != nullptr ) get_last()->set_next( newlast ); |
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[99cad3aa] | 67 | return this; |
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| 68 | } |
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[51b7345] | 69 | |
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[b3c36f4] | 70 | virtual void print( __attribute__((unused)) std::ostream &os, __attribute__((unused)) int indent = 0 ) const {} |
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[e4bc986] | 71 | virtual void printList( std::ostream &os, int indent = 0 ) const { |
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| 72 | print( os, indent ); |
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| 73 | if ( next ) next->print( os, indent ); |
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| 74 | } |
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[1b772749] | 75 | |
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[b87a5ed] | 76 | static int indent_by; |
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[7880579] | 77 | |
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[b6424d9] | 78 | ParseNode * next = nullptr; |
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[2298f728] | 79 | std::string * name = nullptr; |
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[d48e529] | 80 | CodeLocation location = yylloc; |
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[7880579] | 81 | }; // ParseNode |
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[51b7345] | 82 | |
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[7bf7fb9] | 83 | //############################################################################## |
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| 84 | |
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[d1625f8] | 85 | class InitializerNode : public ParseNode { |
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| 86 | public: |
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[2298f728] | 87 | InitializerNode( ExpressionNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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| 88 | InitializerNode( InitializerNode *, bool aggrp = false, ExpressionNode * des = nullptr ); |
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[d1625f8] | 89 | ~InitializerNode(); |
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[a7741435] | 90 | virtual InitializerNode * clone() const { assert( false ); return nullptr; } |
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[d1625f8] | 91 | |
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[b6424d9] | 92 | ExpressionNode * get_expression() const { return expr; } |
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[d1625f8] | 93 | |
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[b6424d9] | 94 | InitializerNode * set_designators( ExpressionNode * des ) { designator = des; return this; } |
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| 95 | ExpressionNode * get_designators() const { return designator; } |
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[d1625f8] | 96 | |
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[b6424d9] | 97 | InitializerNode * set_maybeConstructed( bool value ) { maybeConstructed = value; return this; } |
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[d1625f8] | 98 | bool get_maybeConstructed() const { return maybeConstructed; } |
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| 99 | |
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[b6424d9] | 100 | InitializerNode * next_init() const { return kids; } |
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[d1625f8] | 101 | |
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| 102 | void print( std::ostream &os, int indent = 0 ) const; |
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| 103 | void printOneLine( std::ostream & ) const; |
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| 104 | |
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[b6424d9] | 105 | virtual Initializer * build() const; |
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[d1625f8] | 106 | private: |
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[b6424d9] | 107 | ExpressionNode * expr; |
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[d1625f8] | 108 | bool aggregate; |
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[b6424d9] | 109 | ExpressionNode * designator; // may be list |
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| 110 | InitializerNode * kids; |
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[d1625f8] | 111 | bool maybeConstructed; |
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[c1c1112] | 112 | }; // InitializerNode |
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[d1625f8] | 113 | |
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| 114 | //############################################################################## |
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| 115 | |
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[ac71a86] | 116 | class ExpressionNode final : public ParseNode { |
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[bdd516a] | 117 | public: |
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[d1625f8] | 118 | ExpressionNode( Expression * expr = nullptr ) : expr( expr ) {} |
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| 119 | virtual ~ExpressionNode() {} |
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[6eb4398] | 120 | virtual ExpressionNode * clone() const override { return expr ? static_cast<ExpressionNode*>((new ExpressionNode( expr->clone() ))->set_next( maybeClone( get_next() ) )) : nullptr; } |
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[51b7345] | 121 | |
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[e04ef3a] | 122 | bool get_extension() const { return extension; } |
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[b6424d9] | 123 | ExpressionNode * set_extension( bool exten ) { extension = exten; return this; } |
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[51b7345] | 124 | |
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[e4bc986] | 125 | virtual void print( std::ostream &os, __attribute__((unused)) int indent = 0 ) const override { |
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[8d7bef2] | 126 | os << expr << std::endl; |
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[e4bc986] | 127 | } |
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[b3c36f4] | 128 | void printOneLine( __attribute__((unused)) std::ostream &os, __attribute__((unused)) int indent = 0 ) const {} |
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[ac71a86] | 129 | |
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| 130 | template<typename T> |
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[8d7bef2] | 131 | bool isExpressionType() const { return nullptr != dynamic_cast<T>(expr); } |
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[51b7345] | 132 | |
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[8d7bef2] | 133 | Expression * build() const { return expr; } |
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[bdd516a] | 134 | private: |
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[e04ef3a] | 135 | bool extension = false; |
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[8d7bef2] | 136 | Expression* expr; |
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[c1c1112] | 137 | }; // ExpressionNode |
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[e04ef3a] | 138 | |
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| 139 | template< typename T > |
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[7880579] | 140 | struct maybeBuild_t< Expression, T > { |
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[b6424d9] | 141 | static inline Expression * doit( const T * orig ) { |
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[e04ef3a] | 142 | if ( orig ) { |
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[b6424d9] | 143 | Expression * p = orig->build(); |
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[e04ef3a] | 144 | p->set_extension( orig->get_extension() ); |
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[64ac636] | 145 | p->location = orig->location; |
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[e04ef3a] | 146 | return p; |
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| 147 | } else { |
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[7880579] | 148 | return nullptr; |
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[e04ef3a] | 149 | } // if |
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| 150 | } |
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[51b7345] | 151 | }; |
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| 152 | |
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[e5f2a67] | 153 | // Must harmonize with OperName. |
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[d9e2280] | 154 | enum class OperKinds { |
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| 155 | // diadic |
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[e5f2a67] | 156 | SizeOf, AlignOf, OffsetOf, Plus, Minus, Exp, Mul, Div, Mod, Or, And, |
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[d9e2280] | 157 | BitOr, BitAnd, Xor, Cast, LShift, RShift, LThan, GThan, LEThan, GEThan, Eq, Neq, |
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[e5f2a67] | 158 | Assign, AtAssn, ExpAssn, MulAssn, DivAssn, ModAssn, PlusAssn, MinusAssn, LSAssn, RSAssn, AndAssn, ERAssn, OrAssn, |
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[d9e2280] | 159 | Index, Range, |
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| 160 | // monadic |
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[5809461] | 161 | UnPlus, UnMinus, AddressOf, PointTo, Neg, BitNeg, Incr, IncrPost, Decr, DecrPost, |
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[d9e2280] | 162 | Ctor, Dtor, |
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[c1c1112] | 163 | }; // OperKinds |
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[51b7345] | 164 | |
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[e82aa9df] | 165 | struct LabelNode { |
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| 166 | std::list< Label > labels; |
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| 167 | }; |
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| 168 | |
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[76c62b2] | 169 | Expression * build_constantInteger( std::string &str ); |
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| 170 | Expression * build_constantFloat( std::string &str ); |
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| 171 | Expression * build_constantChar( std::string &str ); |
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[e612146c] | 172 | Expression * build_constantStr( std::string &str ); |
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[930f69e] | 173 | Expression * build_field_name_FLOATING_FRACTIONconstant( const std::string & str ); |
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| 174 | Expression * build_field_name_FLOATING_DECIMALconstant( const std::string & str ); |
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[8780e30] | 175 | Expression * build_field_name_FLOATINGconstant( const std::string & str ); |
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| 176 | Expression * build_field_name_fraction_constants( Expression * fieldName, ExpressionNode * fracts ); |
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[b6424d9] | 177 | |
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[d7dc824] | 178 | NameExpr * build_varref( const std::string * name ); |
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[b6424d9] | 179 | |
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| 180 | Expression * build_cast( DeclarationNode * decl_node, ExpressionNode * expr_node ); |
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[a5f0529] | 181 | Expression * build_virtual_cast( DeclarationNode * decl_node, ExpressionNode * expr_node ); |
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[fd782b2] | 182 | Expression * build_fieldSel( ExpressionNode * expr_node, Expression * member ); |
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| 183 | Expression * build_pfieldSel( ExpressionNode * expr_node, Expression * member ); |
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[b6424d9] | 184 | Expression * build_offsetOf( DeclarationNode * decl_node, NameExpr * member ); |
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| 185 | Expression * build_and( ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 186 | Expression * build_and_or( ExpressionNode * expr_node1, ExpressionNode * expr_node2, bool kind ); |
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| 187 | Expression * build_unary_val( OperKinds op, ExpressionNode * expr_node ); |
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| 188 | Expression * build_unary_ptr( OperKinds op, ExpressionNode * expr_node ); |
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| 189 | Expression * build_binary_val( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 190 | Expression * build_binary_ptr( OperKinds op, ExpressionNode * expr_node1, ExpressionNode * expr_node2 ); |
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| 191 | Expression * build_cond( ExpressionNode * expr_node1, ExpressionNode * expr_node2, ExpressionNode * expr_node3 ); |
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[2298f728] | 192 | Expression * build_tuple( ExpressionNode * expr_node = nullptr ); |
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[b6424d9] | 193 | Expression * build_func( ExpressionNode * function, ExpressionNode * expr_node ); |
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| 194 | Expression * build_compoundLiteral( DeclarationNode * decl_node, InitializerNode * kids ); |
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[51b7345] | 195 | |
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[7bf7fb9] | 196 | //############################################################################## |
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| 197 | |
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[62e5546] | 198 | struct TypeData; |
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[51b7345] | 199 | |
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[bdd516a] | 200 | class DeclarationNode : public ParseNode { |
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| 201 | public: |
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[201aeb9] | 202 | // These enumerations must harmonize with their names. |
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| 203 | enum BasicType { Void, Bool, Char, Int, Float, Double, LongDouble, Int128, Float80, Float128, NoBasicType }; |
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[dd020c0] | 204 | static const char * basicTypeNames[]; |
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[201aeb9] | 205 | enum ComplexType { Complex, Imaginary, NoComplexType }; |
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[dd020c0] | 206 | static const char * complexTypeNames[]; |
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[201aeb9] | 207 | enum Signedness { Signed, Unsigned, NoSignedness }; |
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[dd020c0] | 208 | static const char * signednessNames[]; |
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[201aeb9] | 209 | enum Length { Short, Long, LongLong, NoLength }; |
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[dd020c0] | 210 | static const char * lengthNames[]; |
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[c27fb59] | 211 | enum Aggregate { Struct, Union, Exception, Trait, Coroutine, Monitor, Thread, NoAggregate }; |
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[dd020c0] | 212 | static const char * aggregateNames[]; |
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[201aeb9] | 213 | enum TypeClass { Otype, Dtype, Ftype, Ttype, NoTypeClass }; |
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[dd020c0] | 214 | static const char * typeClassNames[]; |
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[201aeb9] | 215 | enum BuiltinType { Valist, Zero, One, NoBuiltinType }; |
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[dd020c0] | 216 | static const char * builtinTypeNames[]; |
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[b6424d9] | 217 | |
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[68fe077a] | 218 | static DeclarationNode * newStorageClass( Type::StorageClasses ); |
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[ddfd945] | 219 | static DeclarationNode * newFuncSpecifier( Type::FuncSpecifiers ); |
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[738e304] | 220 | static DeclarationNode * newTypeQualifier( Type::Qualifiers ); |
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[b6424d9] | 221 | static DeclarationNode * newBasicType( BasicType ); |
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[5b639ee] | 222 | static DeclarationNode * newComplexType( ComplexType ); |
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[dd020c0] | 223 | static DeclarationNode * newSignedNess( Signedness ); |
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| 224 | static DeclarationNode * newLength( Length ); |
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[b6424d9] | 225 | static DeclarationNode * newBuiltinType( BuiltinType ); |
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[dd020c0] | 226 | static DeclarationNode * newForall( DeclarationNode * ); |
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[2298f728] | 227 | static DeclarationNode * newFromTypedef( std::string * ); |
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[2a8427c6] | 228 | static DeclarationNode * newFunction( std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body ); |
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[b6424d9] | 229 | static DeclarationNode * newAggregate( Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body ); |
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[ca1a547] | 230 | static DeclarationNode * newEnum( std::string * name, DeclarationNode * constants, bool body ); |
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[b6424d9] | 231 | static DeclarationNode * newEnumConstant( std::string * name, ExpressionNode * constant ); |
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[2298f728] | 232 | static DeclarationNode * newName( std::string * ); |
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[b6424d9] | 233 | static DeclarationNode * newFromTypeGen( std::string *, ExpressionNode * params ); |
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[2298f728] | 234 | static DeclarationNode * newTypeParam( TypeClass, std::string * ); |
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| 235 | static DeclarationNode * newTrait( const std::string * name, DeclarationNode * params, DeclarationNode * asserts ); |
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| 236 | static DeclarationNode * newTraitUse( const std::string * name, ExpressionNode * params ); |
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[b6424d9] | 237 | static DeclarationNode * newTypeDecl( std::string * name, DeclarationNode * typeParams ); |
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[ce8c12f] | 238 | static DeclarationNode * newPointer( DeclarationNode * qualifiers, OperKinds kind ); |
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[b6424d9] | 239 | static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic ); |
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| 240 | static DeclarationNode * newVarArray( DeclarationNode * qualifiers ); |
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| 241 | static DeclarationNode * newBitfield( ExpressionNode * size ); |
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| 242 | static DeclarationNode * newTuple( DeclarationNode * members ); |
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| 243 | static DeclarationNode * newTypeof( ExpressionNode * expr ); |
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[44a81853] | 244 | static DeclarationNode * newAttr( std::string *, ExpressionNode * expr ); // @ attributes |
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| 245 | static DeclarationNode * newAttr( std::string *, DeclarationNode * type ); // @ attributes |
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| 246 | static DeclarationNode * newAttribute( std::string *, ExpressionNode * expr = nullptr ); // gcc attributes |
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[e994912] | 247 | static DeclarationNode * newAsmStmt( StatementNode * stmt ); // gcc external asm statement |
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[b87a5ed] | 248 | |
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[7880579] | 249 | DeclarationNode(); |
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| 250 | ~DeclarationNode(); |
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[6a0d4d61] | 251 | DeclarationNode * clone() const override; |
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[7880579] | 252 | |
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[2298f728] | 253 | DeclarationNode * addQualifiers( DeclarationNode * ); |
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[413ad05] | 254 | void checkQualifiers( const TypeData *, const TypeData * ); |
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[a7c90d4] | 255 | void checkSpecifiers( DeclarationNode * ); |
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| 256 | DeclarationNode * copySpecifiers( DeclarationNode * ); |
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[2298f728] | 257 | DeclarationNode * addType( DeclarationNode * ); |
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[b6424d9] | 258 | DeclarationNode * addTypedef(); |
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[2298f728] | 259 | DeclarationNode * addAssertions( DeclarationNode * ); |
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| 260 | DeclarationNode * addName( std::string * ); |
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[c0aa336] | 261 | DeclarationNode * addAsmName( DeclarationNode * ); |
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[b6424d9] | 262 | DeclarationNode * addBitfield( ExpressionNode * size ); |
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| 263 | DeclarationNode * addVarArgs(); |
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[c453ac4] | 264 | DeclarationNode * addFunctionBody( StatementNode * body, ExpressionNode * with = nullptr ); |
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[b6424d9] | 265 | DeclarationNode * addOldDeclList( DeclarationNode * list ); |
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[c0aa336] | 266 | DeclarationNode * setBase( TypeData * newType ); |
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| 267 | DeclarationNode * copyAttribute( DeclarationNode * attr ); |
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[b6424d9] | 268 | DeclarationNode * addPointer( DeclarationNode * qualifiers ); |
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| 269 | DeclarationNode * addArray( DeclarationNode * array ); |
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| 270 | DeclarationNode * addNewPointer( DeclarationNode * pointer ); |
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| 271 | DeclarationNode * addNewArray( DeclarationNode * array ); |
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| 272 | DeclarationNode * addParamList( DeclarationNode * list ); |
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| 273 | DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions |
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| 274 | DeclarationNode * addInitializer( InitializerNode * init ); |
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[67cf18c] | 275 | DeclarationNode * addTypeInitializer( DeclarationNode * init ); |
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[b6424d9] | 276 | |
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| 277 | DeclarationNode * cloneType( std::string * newName ); |
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| 278 | DeclarationNode * cloneBaseType( DeclarationNode * newdecl ); |
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| 279 | |
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| 280 | DeclarationNode * appendList( DeclarationNode * node ) { |
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[99cad3aa] | 281 | return (DeclarationNode *)set_last( node ); |
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| 282 | } |
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[b87a5ed] | 283 | |
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[b3c36f4] | 284 | virtual void print( __attribute__((unused)) std::ostream &os, __attribute__((unused)) int indent = 0 ) const override; |
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| 285 | virtual void printList( __attribute__((unused)) std::ostream &os, __attribute__((unused)) int indent = 0 ) const override; |
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[b87a5ed] | 286 | |
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[b6424d9] | 287 | Declaration * build() const; |
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[a7c90d4] | 288 | Type * buildType() const; |
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[b87a5ed] | 289 | |
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[8b7ee09] | 290 | LinkageSpec::Spec get_linkage() const { return linkage; } |
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[b6424d9] | 291 | DeclarationNode * extractAggregate() const; |
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[4f147cc] | 292 | bool has_enumeratorValue() const { return (bool)enumeratorValue; } |
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[a7c90d4] | 293 | ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode *>(this)->enumeratorValue.release(); } |
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[b87a5ed] | 294 | |
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[7305915] | 295 | bool get_extension() const { return extension; } |
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[b6424d9] | 296 | DeclarationNode * set_extension( bool exten ) { extension = exten; return this; } |
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[c1c1112] | 297 | public: |
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[481115f] | 298 | DeclarationNode * get_last() { return (DeclarationNode *)ParseNode::get_last(); } |
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| 299 | |
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[28307be] | 300 | struct Variable_t { |
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[faddbd8] | 301 | // const std::string * name; |
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[28307be] | 302 | DeclarationNode::TypeClass tyClass; |
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| 303 | DeclarationNode * assertions; |
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[67cf18c] | 304 | DeclarationNode * initializer; |
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[28307be] | 305 | }; |
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| 306 | Variable_t variable; |
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| 307 | |
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| 308 | struct Attr_t { |
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[faddbd8] | 309 | // const std::string * name; |
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[28307be] | 310 | ExpressionNode * expr; |
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| 311 | DeclarationNode * type; |
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| 312 | }; |
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| 313 | Attr_t attr; |
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| 314 | |
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[8f6f47d7] | 315 | BuiltinType builtin; |
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| 316 | |
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[b6424d9] | 317 | TypeData * type; |
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[dd020c0] | 318 | |
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[ddfd945] | 319 | Type::FuncSpecifiers funcSpecs; |
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[68fe077a] | 320 | Type::StorageClasses storageClasses; |
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[dd020c0] | 321 | |
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[b6424d9] | 322 | ExpressionNode * bitfieldWidth; |
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[4f147cc] | 323 | std::unique_ptr<ExpressionNode> enumeratorValue; |
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[b87a5ed] | 324 | bool hasEllipsis; |
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[8b7ee09] | 325 | LinkageSpec::Spec linkage; |
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[e612146c] | 326 | Expression *asmName; |
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[44a81853] | 327 | std::list< Attribute * > attributes; |
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[58dd019] | 328 | InitializerNode * initializer; |
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[7305915] | 329 | bool extension = false; |
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[13e3b50] | 330 | std::string error; |
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[e994912] | 331 | StatementNode * asmStmt; |
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[b87a5ed] | 332 | |
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| 333 | static UniqueName anonymous; |
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[1db21619] | 334 | }; // DeclarationNode |
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[51b7345] | 335 | |
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[b6424d9] | 336 | Type * buildType( TypeData * type ); |
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[d1625f8] | 337 | |
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[b6424d9] | 338 | static inline Type * maybeMoveBuildType( const DeclarationNode * orig ) { |
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[a7c90d4] | 339 | Type * ret = orig ? orig->buildType() : nullptr; |
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[4f147cc] | 340 | delete orig; |
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| 341 | return ret; |
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| 342 | } |
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| 343 | |
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[7bf7fb9] | 344 | //############################################################################## |
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| 345 | |
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[ac71a86] | 346 | class StatementNode final : public ParseNode { |
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[bdd516a] | 347 | public: |
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[e82aa9df] | 348 | StatementNode() { stmt = nullptr; } |
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[b6424d9] | 349 | StatementNode( Statement * stmt ) : stmt( stmt ) {} |
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| 350 | StatementNode( DeclarationNode * decl ); |
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[e82aa9df] | 351 | virtual ~StatementNode() {} |
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[51b7345] | 352 | |
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[b6424d9] | 353 | virtual StatementNode * clone() const final { assert( false ); return nullptr; } |
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[8d7bef2] | 354 | Statement * build() const { return stmt; } |
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[2f22cc4] | 355 | |
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[44a81853] | 356 | virtual StatementNode * add_label( const std::string * name, DeclarationNode * attr = nullptr ) { |
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| 357 | stmt->get_labels().emplace_back( * name, nullptr, attr ? std::move( attr->attributes ) : std::list< Attribute * > {} ); |
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| 358 | delete attr; |
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[ac71a86] | 359 | delete name; |
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[2f22cc4] | 360 | return this; |
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| 361 | } |
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| 362 | |
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[b6424d9] | 363 | virtual StatementNode * append_last_case( StatementNode * ); |
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[1d4580a] | 364 | |
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[e4bc986] | 365 | virtual void print( std::ostream &os, __attribute__((unused)) int indent = 0 ) const override { |
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[8d7bef2] | 366 | os << stmt << std::endl; |
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[e4bc986] | 367 | } |
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[2f22cc4] | 368 | private: |
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[8d7bef2] | 369 | Statement* stmt; |
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[2f22cc4] | 370 | }; // StatementNode |
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| 371 | |
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[b6424d9] | 372 | Statement * build_expr( ExpressionNode * ctl ); |
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[1d4580a] | 373 | |
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[936e9f4] | 374 | struct IfCtl { |
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| 375 | IfCtl( DeclarationNode * decl, ExpressionNode * condition ) : |
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| 376 | init( decl ? new StatementNode( decl ) : nullptr ), condition( condition ) {} |
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| 377 | |
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| 378 | StatementNode * init; |
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| 379 | ExpressionNode * condition; |
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| 380 | }; |
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| 381 | |
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[2f22cc4] | 382 | struct ForCtl { |
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[b6424d9] | 383 | ForCtl( ExpressionNode * expr, ExpressionNode * condition, ExpressionNode * change ) : |
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[e82aa9df] | 384 | init( new StatementNode( build_expr( expr ) ) ), condition( condition ), change( change ) {} |
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[b6424d9] | 385 | ForCtl( DeclarationNode * decl, ExpressionNode * condition, ExpressionNode * change ) : |
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[e82aa9df] | 386 | init( new StatementNode( decl ) ), condition( condition ), change( change ) {} |
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[2f22cc4] | 387 | |
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[b6424d9] | 388 | StatementNode * init; |
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| 389 | ExpressionNode * condition; |
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| 390 | ExpressionNode * change; |
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[2f22cc4] | 391 | }; |
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| 392 | |
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[936e9f4] | 393 | Statement * build_if( IfCtl * ctl, StatementNode * then_stmt, StatementNode * else_stmt ); |
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[b6424d9] | 394 | Statement * build_switch( ExpressionNode * ctl, StatementNode * stmt ); |
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| 395 | Statement * build_case( ExpressionNode * ctl ); |
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| 396 | Statement * build_default(); |
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| 397 | Statement * build_while( ExpressionNode * ctl, StatementNode * stmt, bool kind = false ); |
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| 398 | Statement * build_for( ForCtl * forctl, StatementNode * stmt ); |
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| 399 | Statement * build_branch( BranchStmt::Type kind ); |
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| 400 | Statement * build_branch( std::string * identifier, BranchStmt::Type kind ); |
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| 401 | Statement * build_computedgoto( ExpressionNode * ctl ); |
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| 402 | Statement * build_return( ExpressionNode * ctl ); |
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| 403 | Statement * build_throw( ExpressionNode * ctl ); |
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[daf1af8] | 404 | Statement * build_resume( ExpressionNode * ctl ); |
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| 405 | Statement * build_resume_at( ExpressionNode * ctl , ExpressionNode * target ); |
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[b6424d9] | 406 | Statement * build_try( StatementNode * try_stmt, StatementNode * catch_stmt, StatementNode * finally_stmt ); |
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[ca78437] | 407 | Statement * build_catch( CatchStmt::Kind kind, DeclarationNode *decl, ExpressionNode *cond, StatementNode *body ); |
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[b6424d9] | 408 | Statement * build_finally( StatementNode * stmt ); |
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| 409 | Statement * build_compound( StatementNode * first ); |
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[e612146c] | 410 | Statement * build_asmstmt( bool voltile, Expression * instruction, ExpressionNode * output = nullptr, ExpressionNode * input = nullptr, ExpressionNode * clobber = nullptr, LabelNode * gotolabels = nullptr ); |
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[135b431] | 411 | WaitForStmt * build_waitfor( ExpressionNode * target, StatementNode * stmt, ExpressionNode * when ); |
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| 412 | WaitForStmt * build_waitfor( ExpressionNode * target, StatementNode * stmt, ExpressionNode * when, WaitForStmt * existing ); |
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| 413 | WaitForStmt * build_waitfor_timeout( ExpressionNode * timeout, StatementNode * stmt, ExpressionNode * when ); |
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| 414 | WaitForStmt * build_waitfor_timeout( ExpressionNode * timeout, StatementNode * stmt, ExpressionNode * when, StatementNode * else_stmt, ExpressionNode * else_when ); |
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[a378ca7] | 415 | WithStmt * build_with( ExpressionNode * exprs, StatementNode * stmt ); |
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[7f5566b] | 416 | |
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[7bf7fb9] | 417 | //############################################################################## |
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| 418 | |
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[aefcc3b] | 419 | template< typename SynTreeType, typename NodeType, template< typename, typename...> class Container, typename... Args > |
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| 420 | void buildList( const NodeType * firstNode, Container< SynTreeType *, Args... > &outputList ) { |
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[a16764a6] | 421 | SemanticErrorException errors; |
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[aefcc3b] | 422 | std::back_insert_iterator< Container< SynTreeType *, Args... > > out( outputList ); |
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[b6424d9] | 423 | const NodeType * cur = firstNode; |
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[b87a5ed] | 424 | |
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| 425 | while ( cur ) { |
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| 426 | try { |
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[b6424d9] | 427 | SynTreeType * result = dynamic_cast< SynTreeType * >( maybeBuild< typename std::pointer_traits< decltype(cur->build())>::element_type >( cur ) ); |
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[b87a5ed] | 428 | if ( result ) { |
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[294647b] | 429 | result->location = cur->location; |
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[b6424d9] | 430 | * out++ = result; |
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[046e04a] | 431 | } else { |
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| 432 | assertf(false, "buildList unknown type"); |
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[b87a5ed] | 433 | } // if |
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[a16764a6] | 434 | } catch( SemanticErrorException &e ) { |
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[b87a5ed] | 435 | errors.append( e ); |
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| 436 | } // try |
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[7880579] | 437 | cur = dynamic_cast< NodeType * >( cur->get_next() ); |
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[b87a5ed] | 438 | } // while |
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[a32b204] | 439 | if ( ! errors.isEmpty() ) { |
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[b87a5ed] | 440 | throw errors; |
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| 441 | } // if |
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[51b7345] | 442 | } |
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| 443 | |
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| 444 | // in DeclarationNode.cc |
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[b6424d9] | 445 | void buildList( const DeclarationNode * firstNode, std::list< Declaration * > &outputList ); |
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| 446 | void buildList( const DeclarationNode * firstNode, std::list< DeclarationWithType * > &outputList ); |
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| 447 | void buildTypeList( const DeclarationNode * firstNode, std::list< Type * > &outputList ); |
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[51b7345] | 448 | |
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[7ecbb7e] | 449 | template< typename SynTreeType, typename NodeType > |
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[b6424d9] | 450 | void buildMoveList( const NodeType * firstNode, std::list< SynTreeType * > &outputList ) { |
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[3a5131ed] | 451 | buildList( firstNode, outputList ); |
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[7ecbb7e] | 452 | delete firstNode; |
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| 453 | } |
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| 454 | |
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[c8dfcd3] | 455 | // in ParseNode.cc |
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| 456 | std::ostream & operator<<( std::ostream & out, const ParseNode * node ); |
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[7ecbb7e] | 457 | |
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[51b7345] | 458 | // Local Variables: // |
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[b87a5ed] | 459 | // tab-width: 4 // |
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| 460 | // mode: c++ // |
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| 461 | // compile-command: "make install" // |
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[51b7345] | 462 | // End: // |
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