284   CurrPos = pos;  in init()
312     skipDebugInstructionsForward(CurrPos, MBB->end());  in getCurrSlot()
323     static_cast<RegionPressure&>(P).TopPos = CurrPos;  in closeTop()
335     static_cast<RegionPressure&>(P).BottomPos = CurrPos;  in closeBottom()
764   assert(!CurrPos->isDebugOrPseudoInstr());  in recede()
798     SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recede()
851   assert(CurrPos != MBB->begin());  in recedeSkipDebugValues()
857     static_cast<RegionPressure&>(P).openTop(CurrPos);  in recedeSkipDebugValues()
860   CurrPos = prev_nodbg(CurrPos, MBB->begin());  in recedeSkipDebugValues()
863   if (RequireIntervals && !CurrPos->isDebugOrPseudoInstr())  in recedeSkipDebugValues()
864     SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recedeSkipDebugValues()
873   if (CurrPos->isDebugInstr() || CurrPos->isPseudoProbe()) {  in recede()
876     assert(CurrPos == MBB->begin());  in recede()
880   const MachineInstr &MI = *CurrPos;  in recede()
884     SlotIndex SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recede()
896   assert(CurrPos != MBB->end());  in advance()
909       static_cast<RegionPressure&>(P).openBottom(CurrPos);  in advance()
942   CurrPos = next_nodbg(CurrPos, MBB->end());  in advance()
946   const MachineInstr &MI = *CurrPos;  in advance()