81 class LocIdx {
86   LocIdx() : Location(UINT_MAX) {}  in LocIdx()  function
90   LocIdx(unsigned L) : Location(L) {  in LocIdx()  function
94   static LocIdx MakeIllegalLoc() { return LocIdx(); }  in MakeIllegalLoc()
95   static LocIdx MakeTombstoneLoc() {  in MakeTombstoneLoc()
96     LocIdx L = LocIdx();  in MakeTombstoneLoc()
107   bool operator==(const LocIdx &L) const { return Location == L.Location; }
111   bool operator!=(const LocIdx &L) const { return !(*this == L); }
113   bool operator<(const LocIdx &Other) const {
168   ValueIDNum(uint64_t Block, uint64_t Inst, LocIdx Loc) {  in ValueIDNum()
216 template <> struct DenseMapInfo<LocIdx> {
217   static inline LocIdx getEmptyKey() { return LocIdx::MakeIllegalLoc(); }
218   static inline LocIdx getTombstoneKey() { return LocIdx::MakeTombstoneLoc(); }
220   static unsigned getHashValue(const LocIdx &Loc) { return Loc.asU64(); }
222   static bool isEqual(const LocIdx &A, const LocIdx &B) { return A == B; }
383     LocIdx Loc;
388   ResolvedDbgOp(LocIdx Loc) : Loc(Loc), IsConst(false) {}
657   using argument_type = LocIdx;
658   unsigned operator()(const LocIdx &L) const { return L.asU64(); }
720   std::vector<LocIdx> LocIDToLocIdx;
770     LocIdx Idx;
775       value_type(LocIdx Idx, ValueIDNum &Value) : Idx(Idx), Value(Value) {}
776       const LocIdx Idx;  /// Read-only index of this location.
780     MLocIterator(LocToValueType &ValueMap, LocIdx Idx)
792     void operator++() { Idx = LocIdx(Idx.asU64() + 1); }
794     value_type operator*() { return value_type(Idx, ValueMap[LocIdx(Idx)]); }
895     LocIDToLocIdx.resize(NumRegs, LocIdx::MakeIllegalLoc());
899   void setMLoc(LocIdx L, ValueIDNum Num) {
905   ValueIDNum readMLoc(LocIdx L) {
912   LocIdx trackRegister(unsigned ID);
914   LocIdx lookupOrTrackRegister(unsigned ID) {
915     LocIdx &Index = LocIDToLocIdx[ID];
923     LocIdx &Index = LocIDToLocIdx[R];
932     LocIdx Idx = lookupOrTrackRegister(ID);
941     LocIdx Idx = lookupOrTrackRegister(ID);
947     LocIdx Idx = lookupOrTrackRegister(ID);
957     LocIdx Idx = LocIDToLocIdx[ID];
962   LocIdx getRegMLoc(Register R) {
980   LocIdx getSpillMLoc(unsigned SpillID) {
986   bool isSpill(LocIdx Idx) const { return LocIdxToLocID[Idx] >= NumRegs; }
989   unsigned getLocSizeInBits(LocIdx L) const {
1012   std::string LocIdxToName(LocIdx Idx) const;
1137   using MLocTransferMap = SmallDenseMap<LocIdx, ValueIDNum>;
1227     std::optional<LocIdx> ReadLoc;
1511   bool isCalleeSaved(LocIdx L) const;
1527   std::optional<LocIdx> findLocationForMemOperand(const MachineInstr &MI);