| 1 | // |
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| 2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
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| 3 | // |
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| 4 | // The contents of this file are covered under the licence agreement in the |
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| 5 | // file "LICENCE" distributed with Cforall. |
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| 6 | // |
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| 7 | // Indexer.h -- |
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| 8 | // |
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| 9 | // Author : Richard C. Bilson |
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| 10 | // Created On : Sun May 17 21:38:55 2015 |
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| 11 | // Last Modified By : Peter A. Buhr |
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| 12 | // Last Modified On : Wed Mar 2 17:34:14 2016 |
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| 13 | // Update Count : 6 |
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| 14 | // |
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| 15 | |
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| 16 | #ifndef INDEXER_H |
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| 17 | #define INDEXER_H |
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| 18 | |
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| 19 | #include <list> |
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| 20 | #include <string> |
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| 21 | |
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| 22 | #include "SynTree/Visitor.h" |
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| 23 | |
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| 24 | namespace SymTab { |
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| 25 | class Indexer : public Visitor { |
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| 26 | public: |
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| 27 | Indexer( bool useDebug = false ); |
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| 28 | |
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| 29 | Indexer( const Indexer &that ); |
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| 30 | Indexer( Indexer &&that ); |
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| 31 | virtual ~Indexer(); |
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| 32 | Indexer& operator= ( const Indexer &that ); |
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| 33 | Indexer& operator= ( Indexer &&that ); |
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| 34 | |
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| 35 | //using Visitor::visit; |
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| 36 | virtual void visit( ObjectDecl *objectDecl ); |
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| 37 | virtual void visit( FunctionDecl *functionDecl ); |
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| 38 | virtual void visit( TypeDecl *typeDecl ); |
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| 39 | virtual void visit( TypedefDecl *typeDecl ); |
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| 40 | virtual void visit( StructDecl *aggregateDecl ); |
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| 41 | virtual void visit( UnionDecl *aggregateDecl ); |
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| 42 | virtual void visit( EnumDecl *aggregateDecl ); |
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| 43 | virtual void visit( TraitDecl *aggregateDecl ); |
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| 44 | |
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| 45 | virtual void visit( CompoundStmt *compoundStmt ); |
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| 46 | |
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| 47 | virtual void visit( ApplicationExpr *applicationExpr ); |
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| 48 | virtual void visit( UntypedExpr *untypedExpr ); |
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| 49 | virtual void visit( NameExpr *nameExpr ); |
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| 50 | virtual void visit( CastExpr *castExpr ); |
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| 51 | virtual void visit( AddressExpr *addressExpr ); |
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| 52 | virtual void visit( LabelAddressExpr *labAddressExpr ); |
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| 53 | virtual void visit( UntypedMemberExpr *memberExpr ); |
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| 54 | virtual void visit( MemberExpr *memberExpr ); |
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| 55 | virtual void visit( VariableExpr *variableExpr ); |
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| 56 | virtual void visit( ConstantExpr *constantExpr ); |
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| 57 | virtual void visit( SizeofExpr *sizeofExpr ); |
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| 58 | virtual void visit( AlignofExpr *alignofExpr ); |
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| 59 | virtual void visit( UntypedOffsetofExpr *offsetofExpr ); |
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| 60 | virtual void visit( OffsetofExpr *offsetofExpr ); |
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| 61 | virtual void visit( AttrExpr *attrExpr ); |
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| 62 | virtual void visit( LogicalExpr *logicalExpr ); |
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| 63 | virtual void visit( ConditionalExpr *conditionalExpr ); |
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| 64 | virtual void visit( CommaExpr *commaExpr ); |
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| 65 | virtual void visit( TupleExpr *tupleExpr ); |
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| 66 | virtual void visit( SolvedTupleExpr *tupleExpr ); |
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| 67 | virtual void visit( TypeExpr *typeExpr ); |
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| 68 | virtual void visit( AsmExpr *asmExpr ); |
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| 69 | virtual void visit( UntypedValofExpr *valofExpr ); |
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| 70 | |
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| 71 | virtual void visit( TraitInstType *contextInst ); |
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| 72 | virtual void visit( StructInstType *contextInst ); |
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| 73 | virtual void visit( UnionInstType *contextInst ); |
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| 74 | |
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| 75 | virtual void visit( ForStmt *forStmt ); |
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| 76 | |
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| 77 | // when using an indexer manually (e.g., within a mutator traversal), it is necessary to tell the indexer |
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| 78 | // explicitly when scopes begin and end |
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| 79 | void enterScope(); |
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| 80 | void leaveScope(); |
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| 81 | |
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| 82 | void lookupId( const std::string &id, std::list< DeclarationWithType* > &out ) const; |
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| 83 | DeclarationWithType* lookupId( const std::string &id ) const; |
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| 84 | NamedTypeDecl *lookupType( const std::string &id ) const; |
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| 85 | StructDecl *lookupStruct( const std::string &id ) const; |
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| 86 | EnumDecl *lookupEnum( const std::string &id ) const; |
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| 87 | UnionDecl *lookupUnion( const std::string &id ) const; |
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| 88 | TraitDecl *lookupTrait( const std::string &id ) const; |
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| 89 | |
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| 90 | void print( std::ostream &os, int indent = 0 ) const; |
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| 91 | private: |
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| 92 | void addId( DeclarationWithType *decl ); |
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| 93 | void addType( NamedTypeDecl *decl ); |
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| 94 | void addStruct( const std::string &id ); |
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| 95 | void addStruct( StructDecl *decl ); |
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| 96 | void addEnum( EnumDecl *decl ); |
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| 97 | void addUnion( const std::string &id ); |
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| 98 | void addUnion( UnionDecl *decl ); |
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| 99 | void addTrait( TraitDecl *decl ); |
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| 100 | |
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| 101 | struct Impl; |
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| 102 | Impl *tables; ///< Copy-on-write instance of table data structure |
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| 103 | bool doDebug; ///< Display debugging trace? |
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| 104 | |
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| 105 | Indexer( Impl *_tables, bool _doDebug ) : tables( _tables ), doDebug( _doDebug ) {} |
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| 106 | |
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| 107 | /// Takes a new ref to a table (returns null if null) |
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| 108 | static Impl *newRef( Impl *toClone ); |
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| 109 | /// Clears a ref to a table (does nothing if null) |
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| 110 | static void deleteRef( Impl *toFree ); |
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| 111 | |
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| 112 | /// Ensures that tables variable is writable (i.e. allocated and uniquely owned by this Indexer) |
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| 113 | void makeWritable(); |
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| 114 | }; |
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| 115 | } // namespace SymTab |
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| 116 | |
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| 117 | #endif // INDEXER_H |
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| 118 | |
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| 119 | // Local Variables: // |
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| 120 | // tab-width: 4 // |
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| 121 | // mode: c++ // |
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| 122 | // compile-command: "make install" // |
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| 123 | // End: // |
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