Lines Matching refs:SUa
806 SUnit *SUa = LoadRecords[Idx].SU;
808 if (TII->shouldClusterLoads(SUa->getInstr(), SUb->getInstr(), ClusterLength)
809 && DAG->addEdge(SUb, SDep(SUa, SDep::Cluster))) {
811 DEBUG(dbgs() << "Cluster loads SU(" << SUa->NodeNum << ") - SU("
813 // Copy successor edges from SUa to SUb. Interleaving computation
814 // dependent on SUa can prevent load combining due to register reuse.
815 // Predecessor edges do not need to be copied from SUb to SUa since nearby
818 SI = SUa->Succs.begin(), SE = SUa->Succs.end(); SI != SE; ++SI) {
