BFConnectNodes.cc

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/**
 * @file BFConnectNodes.cc
 *
 * Definition of Connect (ddg) Nodes scheduling operation class.
 *
 * @author Heikki Kultala 2020 (hkultala-no.spam-tuni.fi)
 * @note rating: red
 */
 
#include "BFConnectNodes.hh"
#include "DataDependenceGraph.hh"
 
BFConnectNodes::BFConnectNodes(BF2Scheduler& sched,
                               const MoveNode& tail,
                               const MoveNode& head,
                               DataDependenceEdge* e,
                               bool copyEdge) :
    BFOptimization(sched),
    tail_(tail),
    head_(head),
    edge_(e),
    copyEdge_(copyEdge) {}
 
bool BFConnectNodes::operator()() {
 
 
    if (copyEdge_) {
        edge_ = new DataDependenceEdge(*edge_);
    }
 
    ddg().rootGraph()->connectNodes(tail_, head_, *edge_);
    return true;
}
 
void BFConnectNodes::undoOnlyMe() {
 
    ddg().rootGraph()->removeEdge(*edge_);
}