261 using LocMap = IntervalMap<SlotIndex, DbgVariableValue, 4>;
304   SmallSet<SlotIndex, 2> trimmedDefs;
307   void insertDebugValue(MachineBasicBlock *MBB, SlotIndex StartIdx,
308                         SlotIndex StopIdx, DbgVariableValue DbgValue,
414   void addDef(SlotIndex Idx, ArrayRef<MachineOperand> LocMOs, bool IsIndirect,  in addDef()
445   extendDef(SlotIndex Idx, DbgVariableValue DbgValue,
448             std::optional<std::pair<SlotIndex, SmallVector<unsigned>>> &Kills,
463       SlotIndex KilledAt,
464       SmallVectorImpl<std::pair<SlotIndex, DbgVariableValue>> &NewDefs,
503   SlotIndex loc;        ///< Slot used by the debug label.
506   void insertDebugLabel(MachineBasicBlock *MBB, SlotIndex Idx,
512   UserLabel(const DILabel *label, DebugLoc L, SlotIndex Idx)  in UserLabel()
517              const SlotIndex Index) const {  in matches()
541     SlotIndex SI;    /// Slot where this PHI occurs.
558     SlotIndex Idx;          ///< Slot position where MI should be re-inserted.
599   bool handleDebugValue(MachineInstr &MI, SlotIndex Idx);
612   MachineBasicBlock::iterator handleDebugInstr(MachineInstr &MI, SlotIndex Idx);
620   bool handleDebugLabel(MachineInstr &MI, SlotIndex Idx);
800 bool LDVImpl::handleDebugValue(MachineInstr &MI, SlotIndex Idx) {  in handleDebugValue()
877                                                       SlotIndex Idx) {  in handleDebugInstr()
897 bool LDVImpl::handleDebugLabel(MachineInstr &MI, SlotIndex Idx) {  in handleDebugLabel()
933       SlotIndex Idx =  in collectDebugValues()
961     SlotIndex Idx, DbgVariableValue DbgValue,  in extendDef()
964     std::optional<std::pair<SlotIndex, SmallVector<unsigned>>> &Kills,  in extendDef()  argument
966   SlotIndex Start = Idx;  in extendDef()
968   SlotIndex Stop = LIS.getMBBEndIdx(MBB);  in extendDef()
1017     SlotIndex KilledAt,  in addDefsFromCopies()
1018     SmallVectorImpl<std::pair<SlotIndex, DbgVariableValue>> &NewDefs,  in addDefsFromCopies()  argument
1048       SlotIndex Idx = LIS.getInstructionIndex(*MI);  in addDefsFromCopies()
1106   SmallVector<std::pair<SlotIndex, DbgVariableValue>, 16> Defs;  in computeIntervals()
1115     SlotIndex Idx = Defs[i].first;  in computeIntervals()
1137       std::optional<std::pair<SlotIndex, SmallVector<unsigned>>> Kills;  in computeIntervals()
1189   SlotIndex PrevEnd;  in computeIntervals()
1197     SlotIndex RStart = LIS.getInstructionIndex(*Range.first);  in computeIntervals()
1198     SlotIndex REnd = LIS.getInstructionIndex(*Range.second);  in computeIntervals()
1208       SlotIndex IStop = I.stop();  in computeIntervals()
1283     SlotIndex SI = Slots->getMBBStartIdx(MBB);  in runOnMachineFunction()
1373         SlotIndex LStart = LocMapI.start();  in splitLocation()
1374         SlotIndex LStop = LocMapI.stop();  in splitLocation()
1458     const SlotIndex &Slot = PHIIt->second.SI;  in splitPHIRegister()
1590 findInsertLocation(MachineBasicBlock *MBB, SlotIndex Idx, LiveIntervals &LIS,  in findInsertLocation()
1592   SlotIndex Start = LIS.getMBBStartIdx(MBB);  in findInsertLocation()
1637                        SlotIndex StopIdx, ArrayRef<MachineOperand> LocMOs,  in findNextInsertLocation()
1649         SlotIndex::isEarlierEqualInstr(StopIdx, LIS.getInstructionIndex(*I)))  in findNextInsertLocation()
1661 void UserValue::insertDebugValue(MachineBasicBlock *MBB, SlotIndex StartIdx,  in insertDebugValue()
1662                                  SlotIndex StopIdx, DbgVariableValue DbgValue,  in insertDebugValue()
1668   SlotIndex MBBEndIdx = LIS.getMBBEndIdx(&*MBB);  in insertDebugValue()
1733 void UserLabel::insertDebugLabel(MachineBasicBlock *MBB, SlotIndex Idx,  in insertDebugLabel()
1751     SlotIndex Start = I.start();  in emitDebugValues()
1752     SlotIndex Stop = I.stop();  in emitDebugValues()
1774     SlotIndex MBBEnd = LIS.getMBBEndIdx(&*MBB);  in emitDebugValues()
1900     SlotIndex Idx = StashIt->Idx;  in emitDebugValues()
1938       SlotIndex End = Slots->getMBBEndIdx(MBB);  in emitDebugValues()