source: src/SynTree/Mutator.h @ 1aa4b71

//
// Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo
//
// The contents of this file are covered under the licence agreement in the
// file "LICENCE" distributed with Cforall.
//
// Mutator.h --
//
// Author           : Richard C. Bilson
// Created On       : Mon May 18 07:44:20 2015
// Last Modified By : Peter A. Buhr
// Last Modified On : Wed Aug  3 16:59:45 2016
// Update Count     : 12
//
#include <cassert>

#include "SynTree.h"
#include "Common/SemanticError.h"

#ifndef MUTATOR_H
#define MUTATOR_H

class Mutator {
  protected:
        Mutator();
        virtual ~Mutator();
  public:
        virtual DeclarationWithType* mutate( ObjectDecl *objectDecl );
        virtual DeclarationWithType* mutate( FunctionDecl *functionDecl );
        virtual Declaration* mutate( StructDecl *aggregateDecl );
        virtual Declaration* mutate( UnionDecl *aggregateDecl );
        virtual Declaration* mutate( EnumDecl *aggregateDecl );
        virtual Declaration* mutate( TraitDecl *aggregateDecl );
        virtual TypeDecl* mutate( TypeDecl *typeDecl );
        virtual Declaration* mutate( TypedefDecl *typeDecl );

        virtual CompoundStmt* mutate( CompoundStmt *compoundStmt );
        virtual Statement* mutate( ExprStmt *exprStmt );
        virtual Statement* mutate( AsmStmt *asmStmt );
        virtual Statement* mutate( IfStmt *ifStmt );
        virtual Statement* mutate( WhileStmt *whileStmt );
        virtual Statement* mutate( ForStmt *forStmt );
        virtual Statement* mutate( SwitchStmt *switchStmt );
        virtual Statement* mutate( CaseStmt *caseStmt );
        virtual Statement* mutate( BranchStmt *branchStmt );
        virtual Statement* mutate( ReturnStmt *returnStmt );
        virtual Statement* mutate( TryStmt *returnStmt );
        virtual Statement* mutate( CatchStmt *catchStmt );
        virtual Statement* mutate( FinallyStmt *catchStmt );
        virtual NullStmt* mutate( NullStmt *nullStmt );
        virtual Statement* mutate( DeclStmt *declStmt );
        virtual Statement* mutate( ImplicitCtorDtorStmt *impCtorDtorStmt );

        virtual Expression* mutate( ApplicationExpr *applicationExpr );
        virtual Expression* mutate( UntypedExpr *untypedExpr );
        virtual Expression* mutate( NameExpr *nameExpr );
        virtual Expression* mutate( AddressExpr *castExpr );
        virtual Expression* mutate( LabelAddressExpr *labAddressExpr );
        virtual Expression* mutate( CastExpr *castExpr );
        virtual Expression* mutate( UntypedMemberExpr *memberExpr );
        virtual Expression* mutate( MemberExpr *memberExpr );
        virtual Expression* mutate( VariableExpr *variableExpr );
        virtual Expression* mutate( ConstantExpr *constantExpr );
        virtual Expression* mutate( SizeofExpr *sizeofExpr );
        virtual Expression* mutate( AlignofExpr *alignofExpr );
        virtual Expression* mutate( UntypedOffsetofExpr *offsetofExpr );
        virtual Expression* mutate( OffsetofExpr *offsetofExpr );
        virtual Expression* mutate( OffsetPackExpr *offsetPackExpr );
        virtual Expression* mutate( AttrExpr *attrExpr );
        virtual Expression* mutate( LogicalExpr *logicalExpr );
        virtual Expression* mutate( ConditionalExpr *conditionalExpr );
        virtual Expression* mutate( CommaExpr *commaExpr );
        virtual Expression* mutate( TypeExpr *typeExpr );
        virtual Expression* mutate( AsmExpr *asmExpr );
        virtual Expression* mutate( ImplicitCopyCtorExpr *impCpCtorExpr );
        virtual Expression* mutate( ConstructorExpr *ctorExpr );
        virtual Expression* mutate( CompoundLiteralExpr *compLitExpr );
        virtual Expression* mutate( UntypedValofExpr *valofExpr );
        virtual Expression* mutate( RangeExpr *rangeExpr );
        virtual Expression* mutate( TupleExpr *tupleExpr );
        virtual Expression* mutate( TupleIndexExpr *tupleExpr );
        virtual Expression* mutate( MemberTupleExpr *tupleExpr );
        virtual Expression* mutate( TupleAssignExpr *assignExpr );
        virtual Expression* mutate( StmtExpr * stmtExpr );
        virtual Expression* mutate( UniqueExpr * uniqueExpr );

        virtual Type* mutate( VoidType *basicType );
        virtual Type* mutate( BasicType *basicType );
        virtual Type* mutate( PointerType *pointerType );
        virtual Type* mutate( ArrayType *arrayType );
        virtual Type* mutate( FunctionType *functionType );
        virtual Type* mutate( StructInstType *aggregateUseType );
        virtual Type* mutate( UnionInstType *aggregateUseType );
        virtual Type* mutate( EnumInstType *aggregateUseType );
        virtual Type* mutate( TraitInstType *aggregateUseType );
        virtual Type* mutate( TypeInstType *aggregateUseType );
        virtual Type* mutate( TupleType *tupleType );
        virtual Type* mutate( TypeofType *typeofType );
        virtual Type* mutate( AttrType *attrType );
        virtual Type* mutate( VarArgsType *varArgsType );
        virtual Type* mutate( ZeroType *zeroType );
        virtual Type* mutate( OneType *oneType );

        virtual Initializer* mutate( SingleInit *singleInit );
        virtual Initializer* mutate( ListInit *listInit );
        virtual Initializer* mutate( ConstructorInit *ctorInit );

        virtual Subrange *mutate( Subrange *subrange );

        virtual Constant *mutate( Constant *constant );
  private:
        virtual Declaration* handleAggregateDecl(AggregateDecl *aggregateDecl );
        virtual Declaration* handleNamedTypeDecl(NamedTypeDecl *typeDecl );
        virtual Type* handleReferenceToType(ReferenceToType *aggregateUseType );
};

template< typename TreeType, typename MutatorType >
inline TreeType *maybeMutate( TreeType *tree, MutatorType &mutator ) {
        if ( tree ) {
                TreeType *newnode = dynamic_cast< TreeType * >( tree->acceptMutator( mutator ) );
                assert( newnode );
                return newnode;
        } else {
                return 0;
        } // if
}

template< typename Container, typename MutatorType >
inline void mutateAll( Container &container, MutatorType &mutator ) {
        SemanticError errors;
        for ( typename Container::iterator i = container.begin(); i != container.end(); ++i ) {
                try {
                        if ( *i ) {
///                 *i = (*i)->acceptMutator( mutator );
                                *i = dynamic_cast< typename Container::value_type >( (*i)->acceptMutator( mutator ) );
                                assert( *i );
                        } // if
                } catch( SemanticError &e ) {
                        errors.append( e );
                } // try
        } // for
        if ( ! errors.isEmpty() ) {
                throw errors;
        } // if
}

#endif // MUTATOR_H

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