228                                 const MachineRegisterInfo &MRI,  in GetVRegDef()  argument
232   if (MachineInstr *Def = MRI.getUniqueVRegDef(Reg))  in GetVRegDef()
247                       MachineRegisterInfo &MRI, MachineDominatorTree &MDT,  in HasOneUse()  argument
250   if (MRI.hasOneUse(Reg))  in HasOneUse()
258   for (auto I : MRI.use_nodbg_operands(Reg)) {  in HasOneUse()
278                          const MachineRegisterInfo &MRI) {  in IsSafeToMove()  argument
298       if (!MRI.isPhysRegModified(Reg))  in IsSafeToMove()
354                                      const MachineRegisterInfo &MRI,  in OneUseDominatesOtherUses()  argument
363   for (const MachineOperand &Use : MRI.use_operands(Reg)) {  in OneUseDominatesOtherUses()
396         assert(MRI.hasOneUse(DefReg));  in OneUseDominatesOtherUses()
397         const MachineOperand &NewUse = *MRI.use_begin(DefReg);  in OneUseDominatesOtherUses()
439                                       MachineRegisterInfo &MRI) {  in MoveForSingleUse()  argument
445   if (MRI.hasOneDef(Reg) && MRI.hasOneUse(Reg)) {  in MoveForSingleUse()
452     unsigned NewReg = MRI.createVirtualRegister(MRI.getRegClass(Reg));  in MoveForSingleUse()
479     WebAssemblyFunctionInfo &MFI, MachineRegisterInfo &MRI,  in RematerializeCheapDef()  argument
484   unsigned NewReg = MRI.createVirtualRegister(MRI.getRegClass(Reg));  in RematerializeCheapDef()
496   bool IsDead = MRI.use_empty(Reg);  in RematerializeCheapDef()
539     MachineRegisterInfo &MRI, const WebAssemblyInstrInfo *TII) {  in MoveAndTeeForMultiUse()  argument
547   const auto *RegClass = MRI.getRegClass(Reg);  in MoveAndTeeForMultiUse()
548   unsigned TeeReg = MRI.createVirtualRegister(RegClass);  in MoveAndTeeForMultiUse()
549   unsigned DefReg = MRI.createVirtualRegister(RegClass);  in MoveAndTeeForMultiUse()
709   MachineRegisterInfo &MRI = MF.getRegInfo();  in runOnMachineFunction()  local
754         MachineInstr *Def = GetVRegDef(Reg, Insert, MRI, LIS);  in runOnMachineFunction()
778         bool CanMove = SameBlock && IsSafeToMove(Def, Insert, AA, LIS, MRI) &&  in runOnMachineFunction()
780         if (CanMove && HasOneUse(Reg, Def, MRI, MDT, LIS)) {  in runOnMachineFunction()
781           Insert = MoveForSingleUse(Reg, Op, Def, MBB, Insert, LIS, MFI, MRI);  in runOnMachineFunction()
785                                     LIS, MFI, MRI, TII, TRI);  in runOnMachineFunction()
787                    OneUseDominatesOtherUses(Reg, Op, MBB, MRI, MDT, LIS, MFI)) {  in runOnMachineFunction()
789                                          MRI, TII);  in runOnMachineFunction()