source: src/SymTab/Indexer.h @ 406a6e6

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsdeferred_resndemanglerenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumresolv-newwith_gc
Last change on this file since 406a6e6 was 33218c6, checked in by Thierry Delisle <tdelisle@…>, 7 years ago

Merge branch 'master' of plg.uwaterloo.ca:software/cfa/cfa-cc

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[0dd3a2f]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//
[1e1e15b]7// Indexer.h --
[0dd3a2f]8//
9// Author           : Richard C. Bilson
10// Created On       : Sun May 17 21:38:55 2015
[4040425]11// Last Modified By : Peter A. Buhr
[6b0b624]12// Last Modified On : Sat Jul 22 09:46:34 2017
13// Update Count     : 7
[0dd3a2f]14//
15
[6b0b624]16#pragma once
[51b7345]17
[30f9072]18#include <iosfwd>             // for ostream
19#include <list>               // for list
20#include <string>             // for string
[51b7345]21
[30f9072]22#include "SynTree/Visitor.h"  // for Visitor
23#include "SynTree/SynTree.h"  // for AST nodes
[51b7345]24
25namespace SymTab {
[a08ba92]26        class Indexer : public Visitor {
27          public:
[fc638d2]28                explicit Indexer( bool useDebug = false );
[e8032b0]29
30                Indexer( const Indexer &that );
31                Indexer( Indexer &&that );
[a08ba92]32                virtual ~Indexer();
[e8032b0]33                Indexer& operator= ( const Indexer &that );
34                Indexer& operator= ( Indexer &&that );
[17cd4eb]35
[1e1e15b]36                using Visitor::visit;
[a08ba92]37                virtual void visit( ObjectDecl *objectDecl );
38                virtual void visit( FunctionDecl *functionDecl );
39                virtual void visit( TypeDecl *typeDecl );
40                virtual void visit( TypedefDecl *typeDecl );
41                virtual void visit( StructDecl *aggregateDecl );
42                virtual void visit( UnionDecl *aggregateDecl );
43                virtual void visit( EnumDecl *aggregateDecl );
[4040425]44                virtual void visit( TraitDecl *aggregateDecl );
[17cd4eb]45
[a08ba92]46                virtual void visit( CompoundStmt *compoundStmt );
[17cd4eb]47
[ae4c85a]48                virtual void visit( ApplicationExpr *applicationExpr );
49                virtual void visit( UntypedExpr *untypedExpr );
50                virtual void visit( NameExpr *nameExpr );
51                virtual void visit( CastExpr *castExpr );
52                virtual void visit( AddressExpr *addressExpr );
53                virtual void visit( LabelAddressExpr *labAddressExpr );
54                virtual void visit( UntypedMemberExpr *memberExpr );
55                virtual void visit( MemberExpr *memberExpr );
56                virtual void visit( VariableExpr *variableExpr );
[1e1e15b]57                virtual void visit( ConstantExpr *constantExpr );
[ae4c85a]58                virtual void visit( SizeofExpr *sizeofExpr );
[47534159]59                virtual void visit( AlignofExpr *alignofExpr );
[2a4b088]60                virtual void visit( UntypedOffsetofExpr *offsetofExpr );
[25a054f]61                virtual void visit( OffsetofExpr *offsetofExpr );
[afc1045]62                virtual void visit( OffsetPackExpr *offsetPackExpr );
[ae4c85a]63                virtual void visit( AttrExpr *attrExpr );
64                virtual void visit( LogicalExpr *logicalExpr );
65                virtual void visit( ConditionalExpr *conditionalExpr );
66                virtual void visit( CommaExpr *commaExpr );
67                virtual void visit( TypeExpr *typeExpr );
68                virtual void visit( AsmExpr *asmExpr );
[907eccb]69                virtual void visit( ImplicitCopyCtorExpr *impCpCtorExpr );
70                virtual void visit( ConstructorExpr * ctorExpr );
71                virtual void visit( CompoundLiteralExpr *compLitExpr );
72                virtual void visit( RangeExpr *rangeExpr );
73                virtual void visit( UntypedTupleExpr *tupleExpr );
[6eb8948]74                virtual void visit( TupleExpr *tupleExpr );
[907eccb]75                virtual void visit( TupleIndexExpr *tupleExpr );
[6eb8948]76                virtual void visit( TupleAssignExpr *tupleExpr );
[907eccb]77                virtual void visit( StmtExpr * stmtExpr );
78                virtual void visit( UniqueExpr * uniqueExpr );
[ae4c85a]79
[4040425]80                virtual void visit( TraitInstType *contextInst );
[a08ba92]81                virtual void visit( StructInstType *contextInst );
82                virtual void visit( UnionInstType *contextInst );
[d4778a6]83
[a08ba92]84                virtual void visit( ForStmt *forStmt );
[d4778a6]85
[a08ba92]86                // when using an indexer manually (e.g., within a mutator traversal), it is necessary to tell the indexer
87                // explicitly when scopes begin and end
88                void enterScope();
89                void leaveScope();
[17cd4eb]90
[bed4c63e]91                /// Gets all declarations with the given ID
[e8032b0]92                void lookupId( const std::string &id, std::list< DeclarationWithType* > &out ) const;
[bed4c63e]93                /// Gets the top-most type declaration with the given ID
[a08ba92]94                NamedTypeDecl *lookupType( const std::string &id ) const;
[bed4c63e]95                /// Gets the top-most struct declaration with the given ID
[a08ba92]96                StructDecl *lookupStruct( const std::string &id ) const;
[bed4c63e]97                /// Gets the top-most enum declaration with the given ID
[a08ba92]98                EnumDecl *lookupEnum( const std::string &id ) const;
[bed4c63e]99                /// Gets the top-most union declaration with the given ID
[a08ba92]100                UnionDecl *lookupUnion( const std::string &id ) const;
[bed4c63e]101                /// Gets the top-most trait declaration with the given ID
[4040425]102                TraitDecl *lookupTrait( const std::string &id ) const;
[1e1e15b]103
[a08ba92]104                void print( std::ostream &os, int indent = 0 ) const;
105          private:
[bed4c63e]106                /// looks up a specific mangled ID at the given scope
107                DeclarationWithType *lookupIdAtScope( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
[5447e09]108                /// returns true if there exists a declaration with C linkage and the given name with a different mangled name
[09d1ad0]109                bool hasIncompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
[8884112]110                /// returns true if there exists a declaration with C linkage and the given name with the same mangled name
111                bool hasCompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
[52c2a72]112                // equivalents to lookup functions that only look at tables at scope `scope` (which should be >= tables->scope)
113                NamedTypeDecl *lookupTypeAtScope( const std::string &id, unsigned long scope ) const;
114                StructDecl *lookupStructAtScope( const std::string &id, unsigned long scope ) const;
115                EnumDecl *lookupEnumAtScope( const std::string &id, unsigned long scope ) const;
116                UnionDecl *lookupUnionAtScope( const std::string &id, unsigned long scope ) const;
117                TraitDecl *lookupTraitAtScope( const std::string &id, unsigned long scope ) const;
[1e1e15b]118
[e8032b0]119                void addId( DeclarationWithType *decl );
120                void addType( NamedTypeDecl *decl );
121                void addStruct( const std::string &id );
122                void addStruct( StructDecl *decl );
123                void addEnum( EnumDecl *decl );
124                void addUnion( const std::string &id );
125                void addUnion( UnionDecl *decl );
126                void addTrait( TraitDecl *decl );
[1e1e15b]127
[e8032b0]128                struct Impl;
[30f9072]129
[52c2a72]130                Impl *tables;         ///< Copy-on-write instance of table data structure
131                unsigned long scope;  ///< Scope index of this pointer
132                bool doDebug;         ///< Display debugging trace?
[e8032b0]133
134                /// Takes a new ref to a table (returns null if null)
135                static Impl *newRef( Impl *toClone );
136                /// Clears a ref to a table (does nothing if null)
137                static void deleteRef( Impl *toFree );
138
[1ba88a0]139                // Removes matching autogenerated constructors and destructors
140                // so that they will not be selected
141                // void removeSpecialOverrides( FunctionDecl *decl );
142                void removeSpecialOverrides( const std::string &id, std::list< DeclarationWithType * > & out ) const;
143
[52c2a72]144                /// Ensures that tables variable is writable (i.e. allocated, uniquely owned by this Indexer, and at the current scope)
[e8032b0]145                void makeWritable();
[a08ba92]146        };
[51b7345]147} // namespace SymTab
148
[0dd3a2f]149// Local Variables: //
150// tab-width: 4 //
151// mode: c++ //
152// compile-command: "make install" //
153// End: //
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