212 void RAFast::addKillFlag(const LiveReg &LR) {  in addKillFlag()  argument
213   if (!LR.LastUse) return;  in addKillFlag()
214   MachineOperand &MO = LR.LastUse->getOperand(LR.LastOpNum);  in addKillFlag()
215   if (MO.isUse() && !LR.LastUse->isRegTiedToDefOperand(LR.LastOpNum)) {  in addKillFlag()
216     if (MO.getReg() == LR.PhysReg)  in addKillFlag()
219       LR.LastUse->addRegisterKilled(LR.PhysReg, TRI, true);  in addKillFlag()
226   const LiveReg &LR = LRI->second;  in killVirtReg()  local
227   assert(PhysRegState[LR.PhysReg] == LRI->first && "Broken RegState mapping");  in killVirtReg()
228   PhysRegState[LR.PhysReg] = regFree;  in killVirtReg()
256   LiveReg &LR = LRI->second;  in spillVirtReg()  local
257   assert(PhysRegState[LR.PhysReg] == LRI->first && "Broken RegState mapping");  in spillVirtReg()
259   if (LR.Dirty) {  in spillVirtReg()
262     bool SpillKill = LR.LastUse != MI;  in spillVirtReg()
263     LR.Dirty = false;  in spillVirtReg()
265                  << " in " << PrintReg(LR.PhysReg, TRI));  in spillVirtReg()
269     TII->storeRegToStackSlot(*MBB, MI, LR.PhysReg, SpillKill, FI, RC, TRI);  in spillVirtReg()
302       LR.LastUse = 0; // Don't kill register again  in spillVirtReg()
548   LiveReg &LR = LRI->second;  in defineVirtReg()  local
559   } else if (LR.LastUse) {  in defineVirtReg()
562     if (LR.LastUse != MI || LR.LastUse->getOperand(LR.LastOpNum).isUse())  in defineVirtReg()
563       addKillFlag(LR);  in defineVirtReg()
565   assert(LR.PhysReg && "Register not assigned");  in defineVirtReg()
566   LR.LastUse = MI;  in defineVirtReg()
567   LR.LastOpNum = OpNum;  in defineVirtReg()
568   LR.Dirty = true;  in defineVirtReg()
569   UsedInInstr.set(LR.PhysReg);  in defineVirtReg()
582   LiveReg &LR = LRI->second;  in reloadVirtReg()  local
589                  << PrintReg(LR.PhysReg, TRI) << "\n");  in reloadVirtReg()
590     TII->loadRegFromStackSlot(*MBB, MI, LR.PhysReg, FrameIndex, RC, TRI);  in reloadVirtReg()
592   } else if (LR.Dirty) {  in reloadVirtReg()
617   assert(LR.PhysReg && "Register not assigned");  in reloadVirtReg()
618   LR.LastUse = MI;  in reloadVirtReg()
619   LR.LastOpNum = OpNum;  in reloadVirtReg()
620   UsedInInstr.set(LR.PhysReg);  in reloadVirtReg()