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()
1189   MachineBasicBlock *Preheader = MLI->findLoopPreheader(L, SpecPreheader);  in convertToHardwareLoop()  local
1190   if (!Preheader) {  in convertToHardwareLoop()
1191     Preheader = createPreheaderForLoop(L);  in convertToHardwareLoop()
1192     if (!Preheader)  in convertToHardwareLoop()
1196   MachineBasicBlock::iterator InsertPos = Preheader->getFirstTerminator();  in convertToHardwareLoop()
1210     if (!MDT->dominates(BBDef, Preheader))  in convertToHardwareLoop()
1238   if (InsertPos != Preheader->end())  in convertToHardwareLoop()
1244     BuildMI(*Preheader, InsertPos, DL, TII->get(TargetOpcode::COPY), CountReg)  in convertToHardwareLoop()
1247     BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_r)).addMBB(LoopStart)  in convertToHardwareLoop()
1257       BuildMI(*Preheader, InsertPos, DL, TII->get(Hexagon::A2_tfrsi), CountReg)  in convertToHardwareLoop()
1259       BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_r))  in convertToHardwareLoop()
1262       BuildMI(*Preheader, InsertPos, DL, TII->get(LOOP_i))  in convertToHardwareLoop()