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()
767   assert(!CurrPos->isDebugOrPseudoInstr());  in recede()
801     SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recede()
854   assert(CurrPos != MBB->begin());  in recedeSkipDebugValues()
860     static_cast<RegionPressure&>(P).openTop(CurrPos);  in recedeSkipDebugValues()
863   CurrPos = prev_nodbg(CurrPos, MBB->begin());  in recedeSkipDebugValues()
866   if (RequireIntervals && !CurrPos->isDebugOrPseudoInstr())  in recedeSkipDebugValues()
867     SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recedeSkipDebugValues()
876   if (CurrPos->isDebugInstr() || CurrPos->isPseudoProbe()) {  in recede()
879     assert(CurrPos == MBB->begin());  in recede()
883   const MachineInstr &MI = *CurrPos;  in recede()
887     SlotIndex SlotIdx = LIS->getInstructionIndex(*CurrPos).getRegSlot();  in recede()
899   assert(CurrPos != MBB->end());  in advance()
912       static_cast<RegionPressure&>(P).openBottom(CurrPos);  in advance()
945   CurrPos = next_nodbg(CurrPos, MBB->end());  in advance()
949   const MachineInstr &MI = *CurrPos;  in advance()