BFRescheduleMove.cc

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/**
 * @file BFRescheduleMove.cc
 *
 * Definition of BFReschduleMove class
 *
 * Base class for rescheduling moves.
 *
 * @author Heikki Kultala 2014-2020(heikki.kultala-no.spam-tuni.fi)
 * @note rating: red
 */
 
#include "BFRescheduleMove.hh"
#include "Move.hh"
#include "DataDependenceGraph.hh"
#include "Bus.hh"
#include "UniversalMachine.hh"
 
void BFRescheduleMove::undoOnlyMe() {
#ifdef DEBUG_BUBBLEFISH_SCHEDULER
    for (int i = 0; i < recurseCounter_*2; i++)
        std::cerr << "\t";
 
    std::cerr << "\t\tUndoing rechedule: " << mn_.toString()
              << " setting bus to: " << oldBus_->name()
          << std::endl;
#endif
    if (!mn_.isScheduled()) {
        for (int i = 0; i < recurseCounter_*2; i++)
            std::cerr << "\t";
 
        std::cerr << "\t\tCannot unschedule on undo of reschedule,"
                  << " mn not sched: " << mn_.toString() << std::endl;
        for (int i = 0; i < recurseCounter_*2; i++)
            std::cerr << "\t";
 
        std::cerr << "\t\tShould return it to cycle" << oldCycle_ << std::endl;
        assert(false);
    }
    unassign(mn_, false);
 
    undoAndRemoveChildren(midChildren_);
#ifdef DEBUG_BUBBLEFISH_SCHEDULER
    if (&mn_.move().bus() != &UniversalMachine::instance().universalBus()) {
        std::cerr << "\t\t\tWARNING: bus not universalbus: "
                  << mn_.move().bus().name() << std::endl;
        std::cerr << "\tOld bus: " << oldBus_->name() << std::endl;
    }
#endif
    returnOriginal();
#ifdef DEBUG_BUBBLEFISH_SCHEDULER
    std::cerr << "\t\tundid reschedule, move now: " << mn_.move().toString()
              << std::endl;
#endif
}