BFPostpassBypass.hh

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/*
    Copyright (c) 2002-2014 Tampere University.
 
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/**
 * @file BFPostpassBypass.hh
 *
 * Declaration of BFPostpassBypass class
 *
 * Performs a bypass after scheduling everything.
 * May also bypass over a loop edge.
 *
 * @author Heikki Kultala 2014-2020(heikki.kultala-no.spam-tuni.fi)
 * @note rating: red
 */
 
#ifndef TTA_BF_POSTPASS_BYPASS
#define TTA_BF_POSTPASS_BYPASS
 
#include "BFOptimization.hh"
 
class BFPostpassBypass : public BFOptimization {
public:
    BFPostpassBypass(BF2Scheduler& sched,
                     MoveNode& src,
                     MoveNode& dst,
                     bool loopBypass) :
        BFOptimization(sched), src_(src), dst_(dst), dred_(false),
        loopBypass_(loopBypass) {}
    bool operator()() override;
    void undoOnlyMe() override;
    bool dred() const { return dred_; }
private:
    MoveNode& src_;
    MoveNode& dst_;
    bool dred_;
    bool loopBypass_;
};
 
#endif