Lines Matching defs:Phi

197   auto IsLoopCarried = [&](MachineInstr &Phi) {
201     if (PrevUses.count(Phi.getOperand(0).getReg()))
203     PrevDefs.insert(Phi.getOperand(0).getReg());
204     for (unsigned I = 1, E = Phi.getNumOperands(); I != E; I += 2) {
205       if (PrevDefs.count(Phi.getOperand(I).getReg()))
207       PrevUses.insert(Phi.getOperand(I).getReg());
377   for (auto &Phi : MBB->phis()) {
379       if (Phi.readsRegister(DefRegPair.first, TRI))
380         Phi.substituteRegister(DefRegPair.first, DefRegPair.second, 0, *TRI);
535   for (auto &Phi : MBB->phis()) {
537     auto *SU = TripleDAG->getSUnit(&Phi);
539       // Phi doesn't have any Anti successors.
542       // Phi is scheduled before the successor of stage 0. The issue cycle of
550     if (Register AntiReg = getAntiRegister(&Phi)) {
562     LLVM_DEBUG(dbgs() << "\tCycle range [0, " << LateCycle << "] " << Phi);
564     auto *OriPhi = getOriMI(&Phi);
575   for (auto &Phi : MBB->phis())
576     CycleToMIs[getOriCycle(&Phi)].push_back(getOriMI(&Phi));
699 Register WindowScheduler::getAntiRegister(MachineInstr *Phi) {
700   assert(Phi->isPHI() && "Expecting PHI!");
702   for (auto MO : Phi->uses()) {