408   MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader);  in findInductionRegister()  local
411   if (!Header || !Preheader || !Latch || !ExitingBlock)  in findInductionRegister()
602   MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader);  in getLoopTripCount()  local
609     if (MBB == Preheader)  in getLoopTripCount()
1194   MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader);  in convertToHardwareLoop()  local
1195   if (!Preheader) {  in convertToHardwareLoop()
1196     Preheader = createPreheaderForLoop(L);  in convertToHardwareLoop()
1197     if (!Preheader)  in convertToHardwareLoop()
1201   MachineBasicBlock::iterator InsertPos = Preheader->getFirstTerminator();  in convertToHardwareLoop()
1215     if (!MDT->dominates(BBDef, Preheader))  in convertToHardwareLoop()
1243   if (InsertPos != Preheader->end())  in convertToHardwareLoop()
1249     BuildMI(*Preheader, InsertPos, DL, TII->get(TargetOpcode::COPY), CountReg)  in convertToHardwareLoop()
1252     BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_r)).addMBB(LoopStart)  in convertToHardwareLoop()
1262       BuildMI(*Preheader, InsertPos, DL, TII->get(Hexagon::A2_tfrsi), CountReg)  in convertToHardwareLoop()
1264       BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_r))  in convertToHardwareLoop()
1267       BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_i))  in convertToHardwareLoop()