BFTryRemoveGuard.cc

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/**
 * @file BFTryRemoveGuard.cc
 *
 * Definition of BFTryRemoveGuard class
 *
 * Tries to make un-schedulable move schedulable by removing
 * the guard, in case it is unschedulable due lacking guard
 * in the adf.
 *
 * @author Heikki Kultala 2014-2020(heikki.kultala-no.spam-tuni.fi)
 * @note rating: red
 */
 
#include "BFTryRemoveGuard.hh"
#include "MachineConnectivityCheck.hh"
#include "BFRemoveGuard.hh"
#include "Move.hh"
 
bool BFTryRemoveGuard::operator()() {
    if (mn_.move().isUnconditional()) {
        return false;
    }
    if (!canBeSpeculated(mn_)) {
        return false;
    }
    if (MachineConnectivityCheck::canTransportMove(
            mn_, targetMachine(), true)) {
        return runPostChild(new BFRemoveGuard(sched_, mn_));
    }
    return false;
}