85                          LaneBitmask PrevMask,  in inc()  argument
89       SIRegisterInfo::getNumCoveredRegs(PrevMask))  in inc()
93   if (NewMask < PrevMask) {  in inc()
94     std::swap(NewMask, PrevMask);  in inc()
108     assert(PrevMask < NewMask);  in inc()
111       Sign * SIRegisterInfo::getNumCoveredRegs(~PrevMask & NewMask);  in inc()
113     if (PrevMask.none()) {  in inc()
327     auto PrevMask = LiveMask;  in recede()  local
329     CurPressure.inc(Reg, PrevMask, LiveMask, *MRI);  in recede()
335     auto PrevMask = LiveMask;  in recede()  local
337     CurPressure.inc(U.RegUnit, PrevMask, LiveMask, *MRI);  in recede()
371           auto PrevMask = It.second;  in advanceBeforeNext()  local
373           CurPressure.inc(It.first, PrevMask, It.second, *MRI);  in advanceBeforeNext()
377       auto PrevMask = It.second;  in advanceBeforeNext()  local
379       CurPressure.inc(It.first, PrevMask, It.second, *MRI);  in advanceBeforeNext()
402     auto PrevMask = LiveMask;  in advanceToNext()  local
404     CurPressure.inc(Reg, PrevMask, LiveMask, *MRI);  in advanceToNext()