| 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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| 7 | // DeclMutator.h --
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| 8 | //
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| 9 | // Author           : Aaron B. Moss
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| 10 | // Created On       : Fri Nov 27 14:44:00 2015
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| 11 | // Last Modified By : Aaron B. Moss
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| 12 | // Last Modified On : Fri Nov 27 14:44:00 2015
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| 13 | // Update Count     : 1
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| 14 | //
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| 15 | 
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| 16 | #ifndef _DECLMUTATOR_H
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| 17 | #define _DECLMUTATOR_H
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| 18 | 
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| 19 | #include <list>
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| 20 | #include <vector>
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| 21 | 
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| 22 | #include "SynTree/SynTree.h"
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| 23 | #include "SynTree/Declaration.h"
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| 24 | #include "SynTree/Mutator.h"
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| 25 | 
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| 26 | namespace GenPoly {
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| 27 |         /// Mutates a list of declarations, providing a means of adding new declarations into the list
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| 28 |         class DeclMutator : public Mutator {
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| 29 |         public:
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| 30 |                 DeclMutator();
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| 31 |                 virtual ~DeclMutator();
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| 32 |                 
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| 33 |                 virtual CompoundStmt* mutate(CompoundStmt *compoundStmt);
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| 34 |                 virtual Statement* mutate(IfStmt *ifStmt);
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| 35 |                 virtual Statement* mutate(WhileStmt *whileStmt);
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| 36 |                 virtual Statement* mutate(ForStmt *forStmt);
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| 37 |                 virtual Statement* mutate(SwitchStmt *switchStmt);
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| 38 |                 virtual Statement* mutate(ChooseStmt *chooseStmt);
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| 39 |                 virtual Statement* mutate(CaseStmt *caseStmt);
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| 40 |                 virtual Statement* mutate(TryStmt *tryStmt);
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| 41 |                 virtual Statement* mutate(CatchStmt *catchStmt);
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| 42 | 
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| 43 |                 /// Mutates a list of declarations with this visitor
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| 44 |                 void mutateDeclarationList(std::list< Declaration* >& decls);
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| 45 |                 
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| 46 |                 /// Called on entry to a new scope; overriders should call this as a super-class call
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| 47 |                 virtual void doBeginScope();
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| 48 |                 /// Called on exit from a scope; overriders should call this as a super-class call
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| 49 |                 virtual void doEndScope();
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| 50 |         protected:
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| 51 |                 /// Mutate a statement that forms its own scope
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| 52 |                 Statement* mutateStatement( Statement *stmt );
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| 53 |                 /// Mutate a list of statements that form a scope
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| 54 |                 void mutateStatementList( std::list< Statement* > &stmts );
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| 55 |                 /// Add a declaration to the list to be added before the current position
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| 56 |                 void addDeclaration( Declaration* decl );
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| 57 |         private:
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| 58 |                 /// A stack of declarations to add before the current declaration or statement
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| 59 |                 std::vector< std::list< Declaration* > > declsToAdd;
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| 60 |         };
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| 61 | } // namespace
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| 62 | 
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| 63 | #endif // _DECLMUTATOR_H
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| 64 | 
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| 65 | // Local Variables: //
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| 66 | // tab-width: 4 //
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| 67 | // mode: c++ //
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| 68 | // compile-command: "make install" //
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| 69 | // End: //
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