FUResourceConflictDetector.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 FUResourceConflictDetector.hh
 *
 * Declaration of FUResourceConflictDetector class.
 *
 * @author Pekka Jääskeläinen 2006 (pjaaskel-no.spam-cs.tut.fi)
 * @note rating: red
 */
 
#ifndef TTA_FU_RESOURCE_CONFLICT_DETECTOR_HH
#define TTA_FU_RESOURCE_CONFLICT_DETECTOR_HH
 
#include "ClockedState.hh"
 
class Operation;
class OperationIDIndex;
class TCEString;
 
/**
 * Interface for classes used for detecting FU resource conflicts.
 */
class FUResourceConflictDetector : public ClockedState {
public:
 
    /// Type for identifying operations in the conflict detector interface.
    typedef int OperationID;
 
    FUResourceConflictDetector();
    virtual ~FUResourceConflictDetector();
 
    virtual bool issueOperation(OperationID id);
 
    virtual void endClock();
    virtual void advanceClock();
    virtual bool advanceCycle();
 
    virtual bool isIdle();
 
    virtual void reset();
 
    virtual OperationID operationID(const TCEString& operationName) const;
 
protected:
    /// Map for finding indices for operations quickly.
    OperationIDIndex* operationIndices_;
 
};
 
#endif