MoveGuard.hh

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/*
    Copyright (c) 2002-2009 Tampere University.
 
    This file is part of TTA-Based Codesign Environment (TCE).
 
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
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    Software is furnished to do so, subject to the following conditions:
 
    The above copyright notice and this permission notice shall be included in
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    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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/**
 * @file MoveGuard.hh
 *
 * Declaration of MoveGuard class.
 *
 * @author Ari Metsähalme 2005 (ari.metsahalme-no.spam-tut.fi)
 * @note rating: red
 */
 
#ifndef TTA_MOVE_GUARD_HH
#define TTA_MOVE_GUARD_HH
 
namespace TTAMachine {
    class Guard;
}
 
namespace TTAProgram {
 
/**
 * Represents an execution predicate.
 *
 * Wraps in the Guard class of the Machine Object Model.
 */
class MoveGuard {
public:
    MoveGuard(const TTAMachine::Guard& guard);
    ~MoveGuard();
 
    bool isUnconditional() const;
    bool isInverted() const;
    const TTAMachine::Guard& guard() const;
 
    MoveGuard* copy() const;
 
private:
    /// Copying not allowed.
    MoveGuard(const MoveGuard&);
    /// Assignment not allowed.
    MoveGuard& operator=(const MoveGuard&);
 
    /// The guard object.
    const TTAMachine::Guard* guard_;
};
 
}
 
#endif