| [0dd3a2f] | 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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| [71f4e4f] | 7 | // Visitor.h --
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| [0dd3a2f] | 8 | //
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| 9 | // Author : Richard C. Bilson
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| 10 | // Created On : Mon May 18 07:44:20 2015
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| [a5f0529] | 11 | // Last Modified By : Andrew Beach
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| 12 | // Last Modified On : Mon Jul 24 16:28:00 2017
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| 13 | // Update Count : 13
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| [0dd3a2f] | 14 | //
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| 15 |
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| [6b0b624] | 16 | #pragma once
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| [51b73452] | 17 |
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| [ea6332d] | 18 | #include "Common/SemanticError.h" // for SemanticError
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| 19 | #include "SynTree.h" // for AST nodes
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| [51b73452] | 20 |
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| [d9a0e76] | 21 | class Visitor {
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| 22 | protected:
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| [a8a2b0a] | 23 | Visitor() = default;
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| 24 | virtual ~Visitor() = default;
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| [d9a0e76] | 25 | public:
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| [dba6db9] | 26 | // visit: Default implementation of all functions visits the children
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| [8b11840] | 27 | // of the given syntax node, but performs no other action.
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| [dba6db9] | 28 |
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| [cfaf9be] | 29 | virtual void visit( ObjectDecl * objectDecl ) = 0;
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| 30 | virtual void visit( FunctionDecl * functionDecl ) = 0;
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| 31 | virtual void visit( StructDecl * aggregateDecl ) = 0;
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| 32 | virtual void visit( UnionDecl * aggregateDecl ) = 0;
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| 33 | virtual void visit( EnumDecl * aggregateDecl ) = 0;
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| 34 | virtual void visit( TraitDecl * aggregateDecl ) = 0;
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| 35 | virtual void visit( TypeDecl * typeDecl ) = 0;
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| 36 | virtual void visit( TypedefDecl * typeDecl ) = 0;
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| 37 | virtual void visit( AsmDecl * asmDecl ) = 0;
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| [f6e3e34] | 38 | virtual void visit( StaticAssertDecl * assertDecl ) = 0;
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| [0dd3a2f] | 39 |
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| [cfaf9be] | 40 | virtual void visit( CompoundStmt * compoundStmt ) = 0;
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| 41 | virtual void visit( ExprStmt * exprStmt ) = 0;
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| 42 | virtual void visit( AsmStmt * asmStmt ) = 0;
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| [cc32d83] | 43 | virtual void visit( DirectiveStmt * directiveStmt ) = 0;
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| [cfaf9be] | 44 | virtual void visit( IfStmt * ifStmt ) = 0;
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| 45 | virtual void visit( WhileStmt * whileStmt ) = 0;
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| 46 | virtual void visit( ForStmt * forStmt ) = 0;
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| 47 | virtual void visit( SwitchStmt * switchStmt ) = 0;
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| 48 | virtual void visit( CaseStmt * caseStmt ) = 0;
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| 49 | virtual void visit( BranchStmt * branchStmt ) = 0;
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| 50 | virtual void visit( ReturnStmt * returnStmt ) = 0;
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| 51 | virtual void visit( ThrowStmt * throwStmt ) = 0;
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| 52 | virtual void visit( TryStmt * tryStmt ) = 0;
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| 53 | virtual void visit( CatchStmt * catchStmt ) = 0;
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| 54 | virtual void visit( FinallyStmt * finallyStmt ) = 0;
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| 55 | virtual void visit( WaitForStmt * waitforStmt ) = 0;
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| 56 | virtual void visit( WithStmt * withStmt ) = 0;
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| 57 | virtual void visit( NullStmt * nullStmt ) = 0;
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| 58 | virtual void visit( DeclStmt * declStmt ) = 0;
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| 59 | virtual void visit( ImplicitCtorDtorStmt * impCtorDtorStmt ) = 0;
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| [0dd3a2f] | 60 |
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| [cfaf9be] | 61 | virtual void visit( ApplicationExpr * applicationExpr ) = 0;
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| 62 | virtual void visit( UntypedExpr * untypedExpr ) = 0;
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| 63 | virtual void visit( NameExpr * nameExpr ) = 0;
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| 64 | virtual void visit( CastExpr * castExpr ) = 0;
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| [9a705dc8] | 65 | virtual void visit( KeywordCastExpr * castExpr ) = 0;
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| [cfaf9be] | 66 | virtual void visit( VirtualCastExpr * castExpr ) = 0;
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| 67 | virtual void visit( AddressExpr * addressExpr ) = 0;
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| 68 | virtual void visit( LabelAddressExpr * labAddressExpr ) = 0;
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| 69 | virtual void visit( UntypedMemberExpr * memberExpr ) = 0;
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| 70 | virtual void visit( MemberExpr * memberExpr ) = 0;
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| 71 | virtual void visit( VariableExpr * variableExpr ) = 0;
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| 72 | virtual void visit( ConstantExpr * constantExpr ) = 0;
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| 73 | virtual void visit( SizeofExpr * sizeofExpr ) = 0;
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| 74 | virtual void visit( AlignofExpr * alignofExpr ) = 0;
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| 75 | virtual void visit( UntypedOffsetofExpr * offsetofExpr ) = 0;
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| 76 | virtual void visit( OffsetofExpr * offsetofExpr ) = 0;
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| 77 | virtual void visit( OffsetPackExpr * offsetPackExpr ) = 0;
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| 78 | virtual void visit( AttrExpr * attrExpr ) = 0;
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| 79 | virtual void visit( LogicalExpr * logicalExpr ) = 0;
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| 80 | virtual void visit( ConditionalExpr * conditionalExpr ) = 0;
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| 81 | virtual void visit( CommaExpr * commaExpr ) = 0;
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| 82 | virtual void visit( TypeExpr * typeExpr ) = 0;
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| 83 | virtual void visit( AsmExpr * asmExpr ) = 0;
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| 84 | virtual void visit( ImplicitCopyCtorExpr * impCpCtorExpr ) = 0;
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| 85 | virtual void visit( ConstructorExpr * ctorExpr ) = 0;
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| 86 | virtual void visit( CompoundLiteralExpr * compLitExpr ) = 0;
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| 87 | virtual void visit( RangeExpr * rangeExpr ) = 0;
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| 88 | virtual void visit( UntypedTupleExpr * tupleExpr ) = 0;
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| 89 | virtual void visit( TupleExpr * tupleExpr ) = 0;
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| 90 | virtual void visit( TupleIndexExpr * tupleExpr ) = 0;
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| 91 | virtual void visit( TupleAssignExpr * assignExpr ) = 0;
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| 92 | virtual void visit( StmtExpr * stmtExpr ) = 0;
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| 93 | virtual void visit( UniqueExpr * uniqueExpr ) = 0;
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| 94 | virtual void visit( UntypedInitExpr * initExpr ) = 0;
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| 95 | virtual void visit( InitExpr * initExpr ) = 0;
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| [44b4114] | 96 | virtual void visit( DeletedExpr * delExpr ) = 0;
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| [0f79853] | 97 | virtual void visit( DefaultArgExpr * argExpr ) = 0;
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| [d807ca28] | 98 | virtual void visit( GenericExpr * genExpr ) = 0;
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| [0dd3a2f] | 99 |
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| [cfaf9be] | 100 | virtual void visit( VoidType * basicType ) = 0;
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| 101 | virtual void visit( BasicType * basicType ) = 0;
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| 102 | virtual void visit( PointerType * pointerType ) = 0;
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| 103 | virtual void visit( ArrayType * arrayType ) = 0;
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| 104 | virtual void visit( ReferenceType * refType ) = 0;
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| [c5d7701] | 105 | virtual void visit( QualifiedType * qualType ) = 0;
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| [cfaf9be] | 106 | virtual void visit( FunctionType * functionType ) = 0;
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| 107 | virtual void visit( StructInstType * aggregateUseType ) = 0;
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| 108 | virtual void visit( UnionInstType * aggregateUseType ) = 0;
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| 109 | virtual void visit( EnumInstType * aggregateUseType ) = 0;
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| 110 | virtual void visit( TraitInstType * aggregateUseType ) = 0;
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| 111 | virtual void visit( TypeInstType * aggregateUseType ) = 0;
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| 112 | virtual void visit( TupleType * tupleType ) = 0;
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| 113 | virtual void visit( TypeofType * typeofType ) = 0;
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| 114 | virtual void visit( AttrType * attrType ) = 0;
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| 115 | virtual void visit( VarArgsType * varArgsType ) = 0;
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| 116 | virtual void visit( ZeroType * zeroType ) = 0;
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| 117 | virtual void visit( OneType * oneType ) = 0;
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| [47498bd] | 118 | virtual void visit( GlobalScopeType * globalType ) = 0;
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| [0dd3a2f] | 119 |
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| [cfaf9be] | 120 | virtual void visit( Designation * designation ) = 0;
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| 121 | virtual void visit( SingleInit * singleInit ) = 0;
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| 122 | virtual void visit( ListInit * listInit ) = 0;
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| 123 | virtual void visit( ConstructorInit * ctorInit ) = 0;
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| [0dd3a2f] | 124 |
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| [cfaf9be] | 125 | virtual void visit( Constant * constant ) = 0;
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| [5ea7a22] | 126 |
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| [cfaf9be] | 127 | virtual void visit( Attribute * attribute ) = 0;
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| [51b73452] | 128 | };
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| 129 |
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| 130 | template< typename TreeType, typename VisitorType >
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| [d9a0e76] | 131 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) {
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| [0dd3a2f] | 132 | if ( tree ) {
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| 133 | tree->accept( visitor );
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| 134 | }
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| [51b73452] | 135 | }
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| 136 |
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| 137 | template< typename Container, typename VisitorType >
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| [d9a0e76] | 138 | inline void acceptAll( Container &container, VisitorType &visitor ) {
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| [a16764a6] | 139 | SemanticErrorException errors;
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| [0dd3a2f] | 140 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
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| 141 | try {
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| 142 | if ( *i ) {
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| 143 | (*i)->accept( visitor );
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| 144 | }
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| [a16764a6] | 145 | } catch( SemanticErrorException &e ) {
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| [0dd3a2f] | 146 | errors.append( e );
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| 147 | }
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| 148 | }
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| 149 | if ( ! errors.isEmpty() ) {
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| 150 | throw errors;
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| [51b73452] | 151 | }
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| 152 | }
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| 153 |
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| [0dd3a2f] | 154 | // Local Variables: //
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| 155 | // tab-width: 4 //
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| 156 | // mode: c++ //
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| 157 | // compile-command: "make install" //
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| 158 | // End: //
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