145 class ValueIDNum {
162   ValueIDNum() { u.Value = EmptyValue.asU64(); }  in ValueIDNum()  function
164   ValueIDNum(uint64_t Block, uint64_t Inst, uint64_t Loc) {  in ValueIDNum()  function
168   ValueIDNum(uint64_t Block, uint64_t Inst, LocIdx Loc) {  in ValueIDNum()  function
179   static ValueIDNum fromU64(uint64_t v) {  in fromU64()
180     ValueIDNum Val;  in fromU64()
185   bool operator<(const ValueIDNum &Other) const {
189   bool operator==(const ValueIDNum &Other) const {
193   bool operator!=(const ValueIDNum &Other) const { return !(*this == Other); }
207   static ValueIDNum EmptyValue;
208   static ValueIDNum TombstoneValue;
225 template <> struct DenseMapInfo<ValueIDNum> {
226   static inline ValueIDNum getEmptyKey() { return ValueIDNum::EmptyValue; }
227   static inline ValueIDNum getTombstoneKey() {
228     return ValueIDNum::TombstoneValue;
231   static unsigned getHashValue(const ValueIDNum &Val) {
235   static bool isEqual(const ValueIDNum &A, const ValueIDNum &B) {
246 using ValueTable = SmallVector<ValueIDNum, 0>;
255           std::make_unique<ValueTable>(NumLocs, ValueIDNum::EmptyValue));
361     ValueIDNum ID;
366   DbgOp() : ID(ValueIDNum::EmptyValue), IsConst(false) {}
367   DbgOp(ValueIDNum ID) : ID(ID), IsConst(false) {}
370   bool isUndef() const { return !IsConst && ID == ValueIDNum::EmptyValue; }
450   SmallVector<ValueIDNum, 0> ValueOps;
453   DenseMap<ValueIDNum, DbgOpID> ValueOpToID;
495   DbgOpID insertValueOp(ValueIDNum VID) {
706   using LocToValueType = IndexedMap<ValueIDNum, LocIdxToIndexFunctor>;
775       value_type(LocIdx Idx, ValueIDNum &Value) : Idx(Idx), Value(Value) {}
777       ValueIDNum &Value; /// Reference to the stored value at this location.
899   void setMLoc(LocIdx L, ValueIDNum Num) {
905   ValueIDNum readMLoc(LocIdx L) {
933     ValueIDNum ValueID = {BB, Inst, Idx};
939   void setReg(Register R, ValueIDNum ValueID) {
945   ValueIDNum readReg(Register R) {
958     LocIdxToIDNum[Idx] = ValueIDNum::EmptyValue;
1014   std::string IDAsString(const ValueIDNum &Num) const;
1137   using MLocTransferMap = SmallDenseMap<LocIdx, ValueIDNum>;
1224     std::optional<ValueIDNum> ValueRead;
1246   DenseMap<std::pair<MachineInstr *, unsigned>, std::optional<ValueIDNum>>
1293   std::optional<ValueIDNum> getValueForInstrRef(unsigned InstNo, unsigned OpNo,
1340   std::optional<ValueIDNum> resolveDbgPHIs(MachineFunction &MF,
1346   std::optional<ValueIDNum> resolveDbgPHIsImpl(MachineFunction &MF,
1464   std::optional<ValueIDNum> pickOperandPHILoc(