52                                 LaneBitmask PrevMask, LaneBitmask NewMask) {  in increaseSetPressure()  argument
53   assert((PrevMask & ~NewMask).none() && "Must not remove bits");  in increaseSetPressure()
54   if (PrevMask.any() || NewMask.none())  in increaseSetPressure()
66                                 LaneBitmask PrevMask, LaneBitmask NewMask) {  in decreaseSetPressure()  argument
68   if (NewMask.any() || PrevMask.none())  in decreaseSetPressure()
709     LaneBitmask PrevMask = LiveRegs.insert(P);  in addLiveRegs()  local
710     LaneBitmask NewMask = PrevMask | P.LaneMask;  in addLiveRegs()
711     increaseRegPressure(P.RegUnit, PrevMask, NewMask);  in addLiveRegs()
723   LaneBitmask PrevMask;  in discoverLiveInOrOut()  local
726     PrevMask = LaneBitmask::getNone();  in discoverLiveInOrOut()
730     PrevMask = I->LaneMask;  in discoverLiveInOrOut()
731     NewMask = PrevMask | Pair.LaneMask;  in discoverLiveInOrOut()
734   increaseSetPressure(P.MaxSetPressure, *MRI, RegUnit, PrevMask, NewMask);  in discoverLiveInOrOut()