41 class LocIdx {
46   LocIdx() : Location(UINT_MAX) {}  in LocIdx()  function
50   LocIdx(unsigned L) : Location(L) {  in LocIdx()  function
54   static LocIdx MakeIllegalLoc() { return LocIdx(); }  in MakeIllegalLoc()
55   static LocIdx MakeTombstoneLoc() {  in MakeTombstoneLoc()
56     LocIdx L = LocIdx();  in MakeTombstoneLoc()
67   bool operator==(const LocIdx &L) const { return Location == L.Location; }
71   bool operator!=(const LocIdx &L) const { return !(*this == L); }
73   bool operator<(const LocIdx &Other) const {
128   ValueIDNum(uint64_t Block, uint64_t Inst, LocIdx Loc) {  in ValueIDNum()
305   using argument_type = LocIdx;
306   unsigned operator()(const LocIdx &L) const { return L.asU64(); }  in operator()
368   std::vector<LocIdx> LocIDToLocIdx;
418     LocIdx Idx;
423       value_type(LocIdx Idx, ValueIDNum &Value) : Idx(Idx), Value(Value) {}  in value_type()
424       const LocIdx Idx;  /// Read-only index of this location.
428     MLocIterator(LocToValueType &ValueMap, LocIdx Idx)  in MLocIterator()
440     void operator++() { Idx = LocIdx(Idx.asU64() + 1); }
442     value_type operator*() { return value_type(Idx, ValueMap[LocIdx(Idx)]); }
543     LocIDToLocIdx.resize(NumRegs, LocIdx::MakeIllegalLoc());  in clear()
547   void setMLoc(LocIdx L, ValueIDNum Num) {  in setMLoc()
553   ValueIDNum readMLoc(LocIdx L) {  in readMLoc()
560   LocIdx trackRegister(unsigned ID);
562   LocIdx lookupOrTrackRegister(unsigned ID) {  in lookupOrTrackRegister()
563     LocIdx &Index = LocIDToLocIdx[ID];  in lookupOrTrackRegister()
571     LocIdx &Index = LocIDToLocIdx[R];  in isRegisterTracked()
580     LocIdx Idx = lookupOrTrackRegister(ID);  in defReg()
589     LocIdx Idx = lookupOrTrackRegister(ID);  in setReg()
595     LocIdx Idx = lookupOrTrackRegister(ID);  in readReg()
605     LocIdx Idx = LocIDToLocIdx[ID];  in wipeRegister()
610   LocIdx getRegMLoc(Register R) {  in getRegMLoc()
628   LocIdx getSpillMLoc(unsigned SpillID) {  in getSpillMLoc()
634   bool isSpill(LocIdx Idx) const { return LocIdxToLocID[Idx] >= NumRegs; }  in isSpill()
637   unsigned getLocSizeInBits(LocIdx L) const {  in getLocSizeInBits()
660   std::string LocIdxToName(LocIdx Idx) const;
673   MachineInstrBuilder emitLoc(Optional<LocIdx> MLoc, const DebugVariable &Var,
791   using MLocTransferMap = SmallDenseMap<LocIdx, ValueIDNum>;
880     Optional<LocIdx> ReadLoc;
1140   bool isCalleeSaved(LocIdx L) const;
1155   Optional<LocIdx> findLocationForMemOperand(const MachineInstr &MI);
1163 template <> struct DenseMapInfo<LocIdx> {
1164   static inline LocIdx getEmptyKey() { return LocIdx::MakeIllegalLoc(); }
1165   static inline LocIdx getTombstoneKey() { return LocIdx::MakeTombstoneLoc(); }
1167   static unsigned getHashValue(const LocIdx &Loc) { return Loc.asU64(); }
1169   static bool isEqual(const LocIdx &A, const LocIdx &B) { return A == B; }