[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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[51b7345] | 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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[51b7345] | 20 | |
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[d9a0e76] | 21 | class Visitor { |
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| 22 | protected: |
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[0dd3a2f] | 23 | Visitor(); |
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| 24 | virtual ~Visitor(); |
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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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| 27 | // of the given syntax node, but performs no other action. |
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| 28 | |
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[0dd3a2f] | 29 | virtual void visit( ObjectDecl *objectDecl ); |
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| 30 | virtual void visit( FunctionDecl *functionDecl ); |
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| 31 | virtual void visit( StructDecl *aggregateDecl ); |
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| 32 | virtual void visit( UnionDecl *aggregateDecl ); |
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| 33 | virtual void visit( EnumDecl *aggregateDecl ); |
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[4040425] | 34 | virtual void visit( TraitDecl *aggregateDecl ); |
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[0dd3a2f] | 35 | virtual void visit( TypeDecl *typeDecl ); |
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| 36 | virtual void visit( TypedefDecl *typeDecl ); |
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[e994912] | 37 | virtual void visit( AsmDecl *asmDecl ); |
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[0dd3a2f] | 38 | |
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| 39 | virtual void visit( CompoundStmt *compoundStmt ); |
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| 40 | virtual void visit( ExprStmt *exprStmt ); |
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[7f5566b] | 41 | virtual void visit( AsmStmt *asmStmt ); |
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[0dd3a2f] | 42 | virtual void visit( IfStmt *ifStmt ); |
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| 43 | virtual void visit( WhileStmt *whileStmt ); |
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| 44 | virtual void visit( ForStmt *forStmt ); |
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| 45 | virtual void visit( SwitchStmt *switchStmt ); |
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| 46 | virtual void visit( CaseStmt *caseStmt ); |
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| 47 | virtual void visit( BranchStmt *branchStmt ); |
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| 48 | virtual void visit( ReturnStmt *returnStmt ); |
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[daf1af8] | 49 | virtual void visit( ThrowStmt *throwStmt ); |
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[0dd3a2f] | 50 | virtual void visit( TryStmt *tryStmt ); |
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| 51 | virtual void visit( CatchStmt *catchStmt ); |
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| 52 | virtual void visit( FinallyStmt *finallyStmt ); |
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[135b431] | 53 | virtual void visit( WaitForStmt *waitforStmt ); |
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[0dd3a2f] | 54 | virtual void visit( NullStmt *nullStmt ); |
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| 55 | virtual void visit( DeclStmt *declStmt ); |
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[f1b1e4c] | 56 | virtual void visit( ImplicitCtorDtorStmt *impCtorDtorStmt ); |
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[0dd3a2f] | 57 | |
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| 58 | virtual void visit( ApplicationExpr *applicationExpr ); |
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| 59 | virtual void visit( UntypedExpr *untypedExpr ); |
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| 60 | virtual void visit( NameExpr *nameExpr ); |
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| 61 | virtual void visit( CastExpr *castExpr ); |
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[a5f0529] | 62 | virtual void visit( VirtualCastExpr *castExpr ); |
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[0dd3a2f] | 63 | virtual void visit( AddressExpr *addressExpr ); |
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| 64 | virtual void visit( LabelAddressExpr *labAddressExpr ); |
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| 65 | virtual void visit( UntypedMemberExpr *memberExpr ); |
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| 66 | virtual void visit( MemberExpr *memberExpr ); |
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| 67 | virtual void visit( VariableExpr *variableExpr ); |
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[71f4e4f] | 68 | virtual void visit( ConstantExpr *constantExpr ); |
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[0dd3a2f] | 69 | virtual void visit( SizeofExpr *sizeofExpr ); |
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[47534159] | 70 | virtual void visit( AlignofExpr *alignofExpr ); |
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[2a4b088] | 71 | virtual void visit( UntypedOffsetofExpr *offsetofExpr ); |
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[25a054f] | 72 | virtual void visit( OffsetofExpr *offsetofExpr ); |
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[afc1045] | 73 | virtual void visit( OffsetPackExpr *offsetPackExpr ); |
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[0dd3a2f] | 74 | virtual void visit( AttrExpr *attrExpr ); |
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| 75 | virtual void visit( LogicalExpr *logicalExpr ); |
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| 76 | virtual void visit( ConditionalExpr *conditionalExpr ); |
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| 77 | virtual void visit( CommaExpr *commaExpr ); |
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| 78 | virtual void visit( TypeExpr *typeExpr ); |
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[7f5566b] | 79 | virtual void visit( AsmExpr *asmExpr ); |
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[db4ecc5] | 80 | virtual void visit( ImplicitCopyCtorExpr *impCpCtorExpr ); |
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[b6fe7e6] | 81 | virtual void visit( ConstructorExpr * ctorExpr ); |
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[630a82a] | 82 | virtual void visit( CompoundLiteralExpr *compLitExpr ); |
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[8688ce1] | 83 | virtual void visit( RangeExpr *rangeExpr ); |
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[907eccb] | 84 | virtual void visit( UntypedTupleExpr *tupleExpr ); |
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[6eb8948] | 85 | virtual void visit( TupleExpr *tupleExpr ); |
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[3b58d91] | 86 | virtual void visit( TupleIndexExpr *tupleExpr ); |
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[6eb8948] | 87 | virtual void visit( TupleAssignExpr *assignExpr ); |
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| 88 | virtual void visit( StmtExpr * stmtExpr ); |
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[3c13c03] | 89 | virtual void visit( UniqueExpr * uniqueExpr ); |
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[e4d829b] | 90 | virtual void visit( UntypedInitExpr * initExpr ); |
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| 91 | virtual void visit( InitExpr * initExpr ); |
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[0dd3a2f] | 92 | |
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| 93 | virtual void visit( VoidType *basicType ); |
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| 94 | virtual void visit( BasicType *basicType ); |
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| 95 | virtual void visit( PointerType *pointerType ); |
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| 96 | virtual void visit( ArrayType *arrayType ); |
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[ce8c12f] | 97 | virtual void visit( ReferenceType *refType ); |
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[0dd3a2f] | 98 | virtual void visit( FunctionType *functionType ); |
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| 99 | virtual void visit( StructInstType *aggregateUseType ); |
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| 100 | virtual void visit( UnionInstType *aggregateUseType ); |
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| 101 | virtual void visit( EnumInstType *aggregateUseType ); |
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[4040425] | 102 | virtual void visit( TraitInstType *aggregateUseType ); |
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[0dd3a2f] | 103 | virtual void visit( TypeInstType *aggregateUseType ); |
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| 104 | virtual void visit( TupleType *tupleType ); |
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| 105 | virtual void visit( TypeofType *typeofType ); |
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| 106 | virtual void visit( AttrType *attrType ); |
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[44b7088] | 107 | virtual void visit( VarArgsType *varArgsType ); |
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[89e6ffc] | 108 | virtual void visit( ZeroType *zeroType ); |
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| 109 | virtual void visit( OneType *oneType ); |
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[0dd3a2f] | 110 | |
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[e4d829b] | 111 | virtual void visit( Designation *designation ); |
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[0dd3a2f] | 112 | virtual void visit( SingleInit *singleInit ); |
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| 113 | virtual void visit( ListInit *listInit ); |
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[71f4e4f] | 114 | virtual void visit( ConstructorInit *ctorInit ); |
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[0dd3a2f] | 115 | |
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| 116 | virtual void visit( Subrange *subrange ); |
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| 117 | |
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| 118 | virtual void visit( Constant *constant ); |
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[d9a0e76] | 119 | private: |
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[1e1e15b] | 120 | virtual void handleAggregateDecl( AggregateDecl *aggregateDecl ); |
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| 121 | virtual void handleNamedTypeDecl( NamedTypeDecl *typeDecl ); |
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| 122 | virtual void handleReferenceToType( ReferenceToType *aggregateUseType ); |
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[51b7345] | 123 | }; |
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| 124 | |
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| 125 | template< typename TreeType, typename VisitorType > |
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[d9a0e76] | 126 | inline void maybeAccept( TreeType *tree, VisitorType &visitor ) { |
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[0dd3a2f] | 127 | if ( tree ) { |
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| 128 | tree->accept( visitor ); |
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| 129 | } |
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[51b7345] | 130 | } |
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| 131 | |
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| 132 | template< typename Container, typename VisitorType > |
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[d9a0e76] | 133 | inline void acceptAll( Container &container, VisitorType &visitor ) { |
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[0dd3a2f] | 134 | SemanticError errors; |
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| 135 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { |
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| 136 | try { |
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| 137 | if ( *i ) { |
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| 138 | (*i)->accept( visitor ); |
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| 139 | } |
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| 140 | } catch( SemanticError &e ) { |
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[138e29e] | 141 | e.set_location( (*i)->location ); |
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[0dd3a2f] | 142 | errors.append( e ); |
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| 143 | } |
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| 144 | } |
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| 145 | if ( ! errors.isEmpty() ) { |
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| 146 | throw errors; |
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[51b7345] | 147 | } |
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| 148 | } |
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| 149 | |
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| 150 | template< typename Container, typename VisitorType > |
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[d9a0e76] | 151 | void acceptAllFold( Container &container, VisitorType &visitor, VisitorType &around ) { |
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[0dd3a2f] | 152 | SemanticError errors; |
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| 153 | for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) { |
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| 154 | try { |
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| 155 | if ( *i ) { |
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| 156 | VisitorType *v = new VisitorType; |
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| 157 | (*i)->accept( *v ); |
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| 158 | |
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| 159 | typename Container::iterator nxt = i; nxt++; // forward_iterator |
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| 160 | if ( nxt == container.end() ) |
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| 161 | visitor += *v; |
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| 162 | else |
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| 163 | visitor += *v + around; |
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| 164 | |
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| 165 | delete v; |
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| 166 | } // if |
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| 167 | } catch( SemanticError &e ) { |
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[e4d829b] | 168 | e.set_location( (*i)->location ); |
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[0dd3a2f] | 169 | errors.append( e ); |
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| 170 | } // try |
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| 171 | } // for |
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| 172 | if ( ! errors.isEmpty() ) { |
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| 173 | throw errors; |
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| 174 | } // if |
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[51b7345] | 175 | } |
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| 176 | |
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[0dd3a2f] | 177 | // Local Variables: // |
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| 178 | // tab-width: 4 // |
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| 179 | // mode: c++ // |
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| 180 | // compile-command: "make install" // |
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| 181 | // End: // |
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