source: src/SymTab/Indexer.h@ e0a653d

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since e0a653d was 30f9072, checked in by Thierry Delisle <tdelisle@…>, 8 years ago

More cleanup on the headers
  • Property mode set to 100644
File size: 6.5 KB
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// Indexer.h --
8//
9// Author : Richard C. Bilson
10// Created On : Sun May 17 21:38:55 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Wed Mar 2 17:34:14 2016
13// Update Count : 6
14//
15
16#ifndef INDEXER_H
17#define INDEXER_H
18
19#include <iosfwd> // for ostream
20#include <list> // for list
21#include <string> // for string
22
23#include "SynTree/Visitor.h" // for Visitor
24#include "SynTree/SynTree.h" // for AST nodes
25
26namespace SymTab {
27 class Indexer : public Visitor {
28 public:
29 explicit Indexer( bool useDebug = false );
30
31 Indexer( const Indexer &that );
32 Indexer( Indexer &&that );
33 virtual ~Indexer();
34 Indexer& operator= ( const Indexer &that );
35 Indexer& operator= ( Indexer &&that );
36
37 using Visitor::visit;
38 virtual void visit( ObjectDecl *objectDecl );
39 virtual void visit( FunctionDecl *functionDecl );
40 virtual void visit( TypeDecl *typeDecl );
41 virtual void visit( TypedefDecl *typeDecl );
42 virtual void visit( StructDecl *aggregateDecl );
43 virtual void visit( UnionDecl *aggregateDecl );
44 virtual void visit( EnumDecl *aggregateDecl );
45 virtual void visit( TraitDecl *aggregateDecl );
46
47 virtual void visit( CompoundStmt *compoundStmt );
48
49 virtual void visit( ApplicationExpr *applicationExpr );
50 virtual void visit( UntypedExpr *untypedExpr );
51 virtual void visit( NameExpr *nameExpr );
52 virtual void visit( CastExpr *castExpr );
53 virtual void visit( AddressExpr *addressExpr );
54 virtual void visit( LabelAddressExpr *labAddressExpr );
55 virtual void visit( UntypedMemberExpr *memberExpr );
56 virtual void visit( MemberExpr *memberExpr );
57 virtual void visit( VariableExpr *variableExpr );
58 virtual void visit( ConstantExpr *constantExpr );
59 virtual void visit( SizeofExpr *sizeofExpr );
60 virtual void visit( AlignofExpr *alignofExpr );
61 virtual void visit( UntypedOffsetofExpr *offsetofExpr );
62 virtual void visit( OffsetofExpr *offsetofExpr );
63 virtual void visit( OffsetPackExpr *offsetPackExpr );
64 virtual void visit( AttrExpr *attrExpr );
65 virtual void visit( LogicalExpr *logicalExpr );
66 virtual void visit( ConditionalExpr *conditionalExpr );
67 virtual void visit( CommaExpr *commaExpr );
68 virtual void visit( TypeExpr *typeExpr );
69 virtual void visit( AsmExpr *asmExpr );
70 virtual void visit( ImplicitCopyCtorExpr *impCpCtorExpr );
71 virtual void visit( ConstructorExpr * ctorExpr );
72 virtual void visit( CompoundLiteralExpr *compLitExpr );
73 virtual void visit( RangeExpr *rangeExpr );
74 virtual void visit( UntypedTupleExpr *tupleExpr );
75 virtual void visit( TupleExpr *tupleExpr );
76 virtual void visit( TupleIndexExpr *tupleExpr );
77 virtual void visit( TupleAssignExpr *tupleExpr );
78 virtual void visit( StmtExpr * stmtExpr );
79 virtual void visit( UniqueExpr * uniqueExpr );
80
81 virtual void visit( TraitInstType *contextInst );
82 virtual void visit( StructInstType *contextInst );
83 virtual void visit( UnionInstType *contextInst );
84
85 virtual void visit( ForStmt *forStmt );
86
87 // when using an indexer manually (e.g., within a mutator traversal), it is necessary to tell the indexer
88 // explicitly when scopes begin and end
89 void enterScope();
90 void leaveScope();
91
92 /// Gets all declarations with the given ID
93 void lookupId( const std::string &id, std::list< DeclarationWithType* > &out ) const;
94 /// Gets the top-most type declaration with the given ID
95 NamedTypeDecl *lookupType( const std::string &id ) const;
96 /// Gets the top-most struct declaration with the given ID
97 StructDecl *lookupStruct( const std::string &id ) const;
98 /// Gets the top-most enum declaration with the given ID
99 EnumDecl *lookupEnum( const std::string &id ) const;
100 /// Gets the top-most union declaration with the given ID
101 UnionDecl *lookupUnion( const std::string &id ) const;
102 /// Gets the top-most trait declaration with the given ID
103 TraitDecl *lookupTrait( const std::string &id ) const;
104
105 void print( std::ostream &os, int indent = 0 ) const;
106 private:
107 /// looks up a specific mangled ID at the given scope
108 DeclarationWithType *lookupIdAtScope( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
109 /// returns true if there exists a declaration with C linkage and the given name with a different mangled name
110 bool hasIncompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
111 /// returns true if there exists a declaration with C linkage and the given name with the same mangled name
112 bool hasCompatibleCDecl( const std::string &id, const std::string &mangleName, unsigned long scope ) const;
113 // equivalents to lookup functions that only look at tables at scope `scope` (which should be >= tables->scope)
114 NamedTypeDecl *lookupTypeAtScope( const std::string &id, unsigned long scope ) const;
115 StructDecl *lookupStructAtScope( const std::string &id, unsigned long scope ) const;
116 EnumDecl *lookupEnumAtScope( const std::string &id, unsigned long scope ) const;
117 UnionDecl *lookupUnionAtScope( const std::string &id, unsigned long scope ) const;
118 TraitDecl *lookupTraitAtScope( const std::string &id, unsigned long scope ) const;
119
120 void addId( DeclarationWithType *decl );
121 void addType( NamedTypeDecl *decl );
122 void addStruct( const std::string &id );
123 void addStruct( StructDecl *decl );
124 void addEnum( EnumDecl *decl );
125 void addUnion( const std::string &id );
126 void addUnion( UnionDecl *decl );
127 void addTrait( TraitDecl *decl );
128
129 struct Impl;
130
131 Impl *tables; ///< Copy-on-write instance of table data structure
132 unsigned long scope; ///< Scope index of this pointer
133 bool doDebug; ///< Display debugging trace?
134
135 /// Takes a new ref to a table (returns null if null)
136 static Impl *newRef( Impl *toClone );
137 /// Clears a ref to a table (does nothing if null)
138 static void deleteRef( Impl *toFree );
139
140 // Removes matching autogenerated constructors and destructors
141 // so that they will not be selected
142 // void removeSpecialOverrides( FunctionDecl *decl );
143 void removeSpecialOverrides( const std::string &id, std::list< DeclarationWithType * > & out ) const;
144
145 /// Ensures that tables variable is writable (i.e. allocated, uniquely owned by this Indexer, and at the current scope)
146 void makeWritable();
147 };
148} // namespace SymTab
149
150#endif // INDEXER_H
151
152// Local Variables: //
153// tab-width: 4 //
154// mode: c++ //
155// compile-command: "make install" //
156// End: //
Note: See TracBrowser for help on using the repository browser.