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
67   assert((NewMask & ~PrevMask).none() && "Must not add bits");  in decreaseSetPressure()
68   if (NewMask.any() || PrevMask.none())  in decreaseSetPressure()
700     LaneBitmask PrevMask = LiveRegs.insert(P);  in addLiveRegs()  local
701     LaneBitmask NewMask = PrevMask | P.LaneMask;  in addLiveRegs()
702     increaseRegPressure(P.RegUnit, PrevMask, NewMask);  in addLiveRegs()
714   LaneBitmask PrevMask;  in discoverLiveInOrOut()  local
717     PrevMask = LaneBitmask::getNone();  in discoverLiveInOrOut()
721     PrevMask = I->LaneMask;  in discoverLiveInOrOut()
722     NewMask = PrevMask | Pair.LaneMask;  in discoverLiveInOrOut()
725   increaseSetPressure(P.MaxSetPressure, *MRI, RegUnit, PrevMask, NewMask);  in discoverLiveInOrOut()