source: translator/ResolvExpr/AlternativeFinder.h @ a32b204

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsctordeferred_resndemanglerenumforall-pointer-decaygc_noraiijacob/cs343-translationjenkins-sandboxmemorynew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newstringwith_gc
Last change on this file since a32b204 was a32b204, checked in by Peter A. Buhr <pabuhr@…>, 9 years ago

licencing: second groups of files

  • Property mode set to 100644
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Line 
1//
2// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
3//
4// The contents of this file are covered under the licence agreement in the
5// file "LICENCE" distributed with Cforall.
6//
7// AlternativeFinder.h --
8//
9// Author           : Richard C. Bilson
10// Created On       : Sat May 16 23:56:12 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sat May 16 23:58:43 2015
13// Update Count     : 2
14//
15
16#ifndef ALTERNATIVEFINDER_H
17#define ALTERNATIVEFINDER_H
18
19#include <set>
20
21#include "Alternative.h"
22#include "Unify.h"
23#include "SynTree/SynTree.h"
24#include "SymTab/Indexer.h"
25#include "SynTree/TypeSubstitution.h"
26
27namespace ResolvExpr {
28        class AlternativeFinder : public Visitor {
29          public:
30                AlternativeFinder( const SymTab::Indexer &indexer, const TypeEnvironment &env );
31                void find( Expression *expr, bool adjust = false );
32                void findWithAdjustment( Expression *expr );
33                AltList &get_alternatives() { return alternatives; }
34
35                // make this look like an STL container so that we can apply generic algorithms
36                typedef Alternative value_type;
37                typedef AltList::iterator iterator;
38                typedef AltList::const_iterator const_iterator;
39                AltList::iterator begin() { return alternatives.begin(); }
40                AltList::iterator end() { return alternatives.end(); }
41                AltList::const_iterator begin() const { return alternatives.begin(); }
42                AltList::const_iterator end() const { return alternatives.end(); }
43
44                const SymTab::Indexer &get_indexer() const { return indexer; }
45                const TypeEnvironment &get_environ() const { return env; }
46          private:
47                virtual void visit( ApplicationExpr *applicationExpr );
48                virtual void visit( UntypedExpr *untypedExpr );
49                virtual void visit( AddressExpr *addressExpr );
50                virtual void visit( CastExpr *castExpr );
51                virtual void visit( UntypedMemberExpr *memberExpr );
52                virtual void visit( MemberExpr *memberExpr );
53                virtual void visit( NameExpr *variableExpr );
54                virtual void visit( VariableExpr *variableExpr );
55                virtual void visit( ConstantExpr *constantExpr ); 
56                virtual void visit( SizeofExpr *sizeofExpr );
57                virtual void visit( AttrExpr *attrExpr );
58                virtual void visit( LogicalExpr *logicalExpr );
59                virtual void visit( ConditionalExpr *conditionalExpr );
60                virtual void visit( CommaExpr *commaExpr );
61                virtual void visit( TupleExpr *tupleExpr );
62          public:  // xxx - temporary hack - should make Tuples::TupleAssignment a friend
63                template< typename InputIterator, typename OutputIterator >
64                void findSubExprs( InputIterator begin, InputIterator end, OutputIterator out );
65
66          private:
67                template< typename StructOrUnionType > void addAggMembers( StructOrUnionType *aggInst, Expression *expr, const Cost &newCost, const std::string &name );
68                bool instantiateFunction( std::list< DeclarationWithType* >& formals, /*const*/ AltList &actuals, bool isVarArgs, OpenVarSet& openVars, TypeEnvironment &resultEnv, AssertionSet &resultNeed, AssertionSet &resultHave );
69                template< typename OutputIterator >
70                void makeFunctionAlternatives( const Alternative &func, FunctionType *funcType, AltList &actualAlt, OutputIterator out );
71                template< typename OutputIterator >
72                void inferParameters( const AssertionSet &need, AssertionSet &have, const Alternative &newAlt, OpenVarSet &openVars, OutputIterator out );
73                void resolveAttr( DeclarationWithType *funcDecl, FunctionType *function, Type *argType, const TypeEnvironment &env );
74
75                const SymTab::Indexer &indexer;
76                AltList alternatives;
77                const TypeEnvironment &env;
78        }; // AlternativeFinder
79
80        Expression *resolveInVoidContext( Expression *expr, const SymTab::Indexer &indexer, TypeEnvironment &env );
81} // namespace ResolvExpr
82
83#endif // ALTERNATIVEFINDER_H
84
85// Local Variables: //
86// tab-width: 4 //
87// mode: c++ //
88// compile-command: "make install" //
89// End: //
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