source: translator/SynTree/Visitor.h@ d4778a6

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors ctor deferred_resn demangler enum forall-pointer-decay gc_noraii jacob/cs343-translation jenkins-sandbox memory new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new string with_gc
Last change on this file since d4778a6 was bdd516a, checked in by Peter A. Buhr <pabuhr@…>, 11 years ago

fixed sizeof type variable, find lowest cost alternative for sizeof expression, removed unused classes, added compiler flag, remove temporary file for -CFA, formatting
  • Property mode set to 100644
File size: 4.6 KB
Line 
1#ifndef VISITOR_H
2#define VISITOR_H
3
4#include "SynTree.h"
5#include "SemanticError.h"
6#include "CompilerError.h"
7
8
9class Visitor {
10 protected:
11 Visitor();
12 virtual ~Visitor();
13 public:
14 virtual void visit( ObjectDecl *objectDecl );
15 virtual void visit( FunctionDecl *functionDecl );
16 virtual void visit( StructDecl *aggregateDecl );
17 virtual void visit( UnionDecl *aggregateDecl );
18 virtual void visit( EnumDecl *aggregateDecl );
19 virtual void visit( ContextDecl *aggregateDecl );
20 virtual void visit( TypeDecl *typeDecl );
21 virtual void visit( TypedefDecl *typeDecl );
22
23 virtual void visit( CompoundStmt *compoundStmt );
24 virtual void visit( ExprStmt *exprStmt );
25 virtual void visit( IfStmt *ifStmt );
26 virtual void visit( WhileStmt *whileStmt );
27 virtual void visit( ForStmt *forStmt );
28 virtual void visit( SwitchStmt *switchStmt );
29 virtual void visit( ChooseStmt *switchStmt );
30 virtual void visit( FallthruStmt *switchStmt );
31 virtual void visit( CaseStmt *caseStmt );
32 virtual void visit( BranchStmt *branchStmt );
33 virtual void visit( ReturnStmt *returnStmt );
34 virtual void visit( TryStmt *tryStmt );
35 virtual void visit( CatchStmt *catchStmt );
36 virtual void visit( FinallyStmt *finallyStmt );
37 virtual void visit( NullStmt *nullStmt );
38 virtual void visit( DeclStmt *declStmt );
39
40 virtual void visit( ApplicationExpr *applicationExpr );
41 virtual void visit( UntypedExpr *untypedExpr );
42 virtual void visit( NameExpr *nameExpr );
43 virtual void visit( CastExpr *castExpr );
44 virtual void visit( AddressExpr *addressExpr );
45 virtual void visit( LabelAddressExpr *labAddressExpr );
46 virtual void visit( UntypedMemberExpr *memberExpr );
47 virtual void visit( MemberExpr *memberExpr );
48 virtual void visit( VariableExpr *variableExpr );
49 virtual void visit( ConstantExpr *constantExpr );
50 virtual void visit( SizeofExpr *sizeofExpr );
51 virtual void visit( AttrExpr *attrExpr );
52 virtual void visit( LogicalExpr *logicalExpr );
53 virtual void visit( ConditionalExpr *conditionalExpr );
54 virtual void visit( CommaExpr *commaExpr );
55 virtual void visit( TupleExpr *tupleExpr );
56 virtual void visit( SolvedTupleExpr *tupleExpr );
57 virtual void visit( TypeExpr *typeExpr );
58 virtual void visit( UntypedValofExpr *valofExpr );
59
60 virtual void visit( VoidType *basicType );
61 virtual void visit( BasicType *basicType );
62 virtual void visit( PointerType *pointerType );
63 virtual void visit( ArrayType *arrayType );
64 virtual void visit( FunctionType *functionType );
65 virtual void visit( StructInstType *aggregateUseType );
66 virtual void visit( UnionInstType *aggregateUseType );
67 virtual void visit( EnumInstType *aggregateUseType );
68 virtual void visit( ContextInstType *aggregateUseType );
69 virtual void visit( TypeInstType *aggregateUseType );
70 virtual void visit( TupleType *tupleType );
71 virtual void visit( TypeofType *typeofType );
72 virtual void visit( AttrType *attrType );
73
74 virtual void visit( SingleInit *singleInit );
75 virtual void visit( ListInit *listInit );
76
77 virtual void visit( Subrange *subrange );
78
79 virtual void visit( Constant *constant );
80 private:
81 virtual void visit( AggregateDecl *aggregateDecl );
82 virtual void visit( NamedTypeDecl *typeDecl );
83 virtual void visit( ReferenceToType *aggregateUseType );
84};
85
86template< typename TreeType, typename VisitorType >
87inline void maybeAccept( TreeType *tree, VisitorType &visitor ) {
88 if ( tree ) {
89 tree->accept( visitor );
90 }
91}
92
93template< typename Container, typename VisitorType >
94inline void acceptAll( Container &container, VisitorType &visitor ) {
95 SemanticError errors;
96 for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
97 try {
98 if ( *i ) {
99 (*i)->accept( visitor );
100 }
101 } catch( SemanticError &e ) {
102 errors.append( e );
103 }
104 }
105 if ( !errors.isEmpty() ) {
106 throw errors;
107 }
108}
109
110template< typename Container, typename VisitorType >
111void acceptAllFold( Container &container, VisitorType &visitor, VisitorType &around ) {
112 SemanticError errors;
113 for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
114 try {
115 if ( *i ) {
116 VisitorType *v = new VisitorType;
117 (*i)->accept( *v );
118
119 typename Container::iterator nxt = i; nxt++; // forward_iterator
120 if ( nxt == container.end() )
121 visitor += *v;
122 else
123 visitor += *v + around;
124
125 delete v;
126 }
127 } catch( SemanticError &e ) {
128 errors.append( e );
129 }
130 }
131 if ( !errors.isEmpty() ) {
132 throw errors;
133 }
134}
135
136#endif // VISITOR_H
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