43 class LocIdx {
48   LocIdx() : Location(UINT_MAX) {}  in LocIdx()  function
52   LocIdx(unsigned L) : Location(L) {  in LocIdx()  function
56   static LocIdx MakeIllegalLoc() { return LocIdx(); }  in MakeIllegalLoc()
57   static LocIdx MakeTombstoneLoc() {  in MakeTombstoneLoc()
58     LocIdx L = LocIdx();  in MakeTombstoneLoc()
69   bool operator==(const LocIdx &L) const { return Location == L.Location; }
73   bool operator!=(const LocIdx &L) const { return !(*this == L); }
75   bool operator<(const LocIdx &Other) const {
130   ValueIDNum(uint64_t Block, uint64_t Inst, LocIdx Loc) {  in ValueIDNum()
178 template <> struct DenseMapInfo<LocIdx> {
179   static inline LocIdx getEmptyKey() { return LocIdx::MakeIllegalLoc(); }
180   static inline LocIdx getTombstoneKey() { return LocIdx::MakeTombstoneLoc(); }
182   static unsigned getHashValue(const LocIdx &Loc) { return Loc.asU64(); }
184   static bool isEqual(const LocIdx &A, const LocIdx &B) { return A == B; }
345     LocIdx Loc;
350   ResolvedDbgOp(LocIdx Loc) : Loc(Loc), IsConst(false) {}
619   using argument_type = LocIdx;
620   unsigned operator()(const LocIdx &L) const { return L.asU64(); }
682   std::vector<LocIdx> LocIDToLocIdx;
732     LocIdx Idx;
737       value_type(LocIdx Idx, ValueIDNum &Value) : Idx(Idx), Value(Value) {}
738       const LocIdx Idx;  /// Read-only index of this location.
742     MLocIterator(LocToValueType &ValueMap, LocIdx Idx)
754     void operator++() { Idx = LocIdx(Idx.asU64() + 1); }
756     value_type operator*() { return value_type(Idx, ValueMap[LocIdx(Idx)]); }
857     LocIDToLocIdx.resize(NumRegs, LocIdx::MakeIllegalLoc());
861   void setMLoc(LocIdx L, ValueIDNum Num) {
867   ValueIDNum readMLoc(LocIdx L) {
874   LocIdx trackRegister(unsigned ID);
876   LocIdx lookupOrTrackRegister(unsigned ID) {
877     LocIdx &Index = LocIDToLocIdx[ID];
885     LocIdx &Index = LocIDToLocIdx[R];
894     LocIdx Idx = lookupOrTrackRegister(ID);
903     LocIdx Idx = lookupOrTrackRegister(ID);
909     LocIdx Idx = lookupOrTrackRegister(ID);
919     LocIdx Idx = LocIDToLocIdx[ID];
924   LocIdx getRegMLoc(Register R) {
942   LocIdx getSpillMLoc(unsigned SpillID) {
948   bool isSpill(LocIdx Idx) const { return LocIdxToLocID[Idx] >= NumRegs; }
951   unsigned getLocSizeInBits(LocIdx L) const {
974   std::string LocIdxToName(LocIdx Idx) const;
1090   using MLocTransferMap = SmallDenseMap<LocIdx, ValueIDNum>;
1179     std::optional<LocIdx> ReadLoc;
1459   bool isCalleeSaved(LocIdx L) const;
1475   std::optional<LocIdx> findLocationForMemOperand(const MachineInstr &MI);