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//===----------------------------------------------------------------------===//
//
// Copyright (c) 2012, 2016 The University of Utah
// All rights reserved.
//
// This file is distributed under the University of Illinois Open Source
// License. See the file COPYING for details.
//
//===----------------------------------------------------------------------===//
#ifndef REMOVE_POINTER_H
#define REMOVE_POINTER_H
#include <utility>
#include "Transformation.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/SmallPtrSet.h"
namespace clang {
class DeclGroupRef;
class ASTContext;
class VarDecl;
class DeclRefExpr;
}
class RemovePointerCollectionVisitor;
class RemovePointer : public Transformation {
friend class RemovePointerCollectionVisitor;
public:
RemovePointer(const char *TransName, const char *Desc)
: Transformation(TransName, Desc),
CollectionVisitor(NULL),
TheVarDecl(NULL)
{ }
~RemovePointer(void);
private:
typedef llvm::SmallPtrSet<const clang::VarDecl *, 10> VarDeclSet;
typedef llvm::SetVector<const clang::VarDecl *> VarDeclSetVector;
virtual void Initialize(clang::ASTContext &context);
virtual void HandleTranslationUnit(clang::ASTContext &Ctx);
void doAnalysis(void);
void doRewriting(void);
void handleOneVarDecl(const clang::VarDecl *VD);
void invalidateOneVarDecl(const clang::DeclRefExpr *DRE);
VarDeclSetVector AllPointerVarDecls;
VarDeclSet AllInvalidPointerVarDecls;
RemovePointerCollectionVisitor *CollectionVisitor;
const clang::VarDecl *TheVarDecl;
// Unimplemented
RemovePointer(void);
RemovePointer(const RemovePointer &);
void operator=(const RemovePointer &);
};
#endif
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