172   unsigned LowGPR = 0;  in assignCalleeSavedSpillSlots()  local
180         LowGPR = Reg;  in assignCalleeSavedSpillSlots()
193   ZFI->setRestoreGPRRegs(LowGPR, HighGPR, StartSPOffset);  in assignCalleeSavedSpillSlots()
203         LowGPR = Reg; StartSPOffset = Offset;  in assignCalleeSavedSpillSlots()
207   ZFI->setSpillGPRRegs(LowGPR, HighGPR, StartSPOffset);  in assignCalleeSavedSpillSlots()
328   if (SpillGPRs.LowGPR) {  in spillCalleeSavedRegisters()
329     assert(SpillGPRs.LowGPR != SpillGPRs.HighGPR &&  in spillCalleeSavedRegisters()
336     addSavedGPR(MBB, MIB, SpillGPRs.LowGPR, false);  in spillCalleeSavedRegisters()
400   if (RestoreGPRs.LowGPR) {  in restoreCalleeSavedRegisters()
404     assert(RestoreGPRs.LowGPR != RestoreGPRs.HighGPR &&  in restoreCalleeSavedRegisters()
411     MIB.addReg(RestoreGPRs.LowGPR, RegState::Define);  in restoreCalleeSavedRegisters()
421       if (Reg != RestoreGPRs.LowGPR && Reg != RestoreGPRs.HighGPR &&  in restoreCalleeSavedRegisters()
470       ZFI->getRestoreGPRRegs().LowGPR != SystemZ::R6D)  in processFunctionBeforeFrameFinalized()
565   if (ZFI->getSpillGPRRegs().LowGPR) {  in emitPrologue()
706   if (ZFI->getRestoreGPRRegs().LowGPR) {  in emitEpilogue()
1097   if (SpillGPRs.LowGPR) {  in spillCalleeSavedRegisters()
1098     assert(SpillGPRs.LowGPR != SpillGPRs.HighGPR &&  in spillCalleeSavedRegisters()
1105     addSavedGPR(MBB, MIB, SpillGPRs.LowGPR, false);  in spillCalleeSavedRegisters()
1172   if (RestoreGPRs.LowGPR) {  in restoreCalleeSavedRegisters()
1174     if (RestoreGPRs.LowGPR == RestoreGPRs.HighGPR)  in restoreCalleeSavedRegisters()
1176       BuildMI(MBB, MBBI, DL, TII->get(SystemZ::LG), RestoreGPRs.LowGPR)  in restoreCalleeSavedRegisters()
1185       MIB.addReg(RestoreGPRs.LowGPR, RegState::Define);  in restoreCalleeSavedRegisters()
1195         if (Reg > RestoreGPRs.LowGPR && Reg < RestoreGPRs.HighGPR)  in restoreCalleeSavedRegisters()
1225   if (ZFI->getSpillGPRRegs().LowGPR) {  in emitPrologue()
1334     if (ZFI->getRestoreGPRRegs().LowGPR != SPReg) {  in emitEpilogue()