496   findIndirectCallFunctionSamples(const Instruction &I, uint64_t &Sum) const;
503       uint64_t &Sum, SmallVector<CallBase *, 8> *InlinedCallSites = nullptr);
721     const Instruction &Inst, uint64_t &Sum) const {  in findIndirectCallFunctionSamples()
744     Sum = 0;  in findIndirectCallFunctionSamples()
746       Sum += FS->getHeadSamplesEstimate();  in findIndirectCallFunctionSamples()
758   Sum = 0;  in findIndirectCallFunctionSamples()
761       Sum += T_C.second;  in findIndirectCallFunctionSamples()
766       Sum += NameFS.second.getHeadSamplesEstimate();  in findIndirectCallFunctionSamples()
839                   uint64_t Sum) {  in updateIDTMetaData()  argument
853   if (Sum == 0) {  in updateIDTMetaData()
869     Sum = OldSum;  in updateIDTMetaData()
885       assert(Sum >= Data.Count && "Sum should never be less than Data.Count");  in updateIDTMetaData()
886       Sum -= Data.Count;  in updateIDTMetaData()
906                     NewCallTargets, Sum, IPVK_IndirectCallTarget, MaxMDCount);  in updateIDTMetaData()
920     Function &F, InlineCandidate &Candidate, uint64_t SumOrigin, uint64_t &Sum,  in tryPromoteAndInlineCandidate()  argument
956         CI, R->second, Candidate.CallsiteCount, Sum, false, ORE);  in tryPromoteAndInlineCandidate()
958       Sum -= Candidate.CallsiteCount;  in tryPromoteAndInlineCandidate()
1191         uint64_t Sum;  in inlineHotFunctions()  local
1192         for (const auto *FS : findIndirectCallFunctionSamples(*I, Sum)) {  in inlineHotFunctions()
1193           uint64_t SumOrigin = Sum;  in inlineHotFunctions()
1203           if (tryPromoteAndInlineCandidate(F, Candidate, SumOrigin, Sum)) {  in inlineHotFunctions()
1458       uint64_t Sum = 0;  in inlineHotFunctionsWithPriority()  local
1459       auto CalleeSamples = findIndirectCallFunctionSamples(*I, Sum);  in inlineHotFunctionsWithPriority()
1460       uint64_t SumOrigin = Sum;  in inlineHotFunctionsWithPriority()
1461       Sum *= Candidate.CallsiteDistribution;  in inlineHotFunctionsWithPriority()
1493         if (tryPromoteAndInlineCandidate(F, Candidate, SumOrigin, Sum,  in inlineHotFunctionsWithPriority()
1649           uint64_t Sum = 0;  in generateMDProfMetadata()  local
1651             Sum += C.second;  in generateMDProfMetadata()
1659                 Sum += NameFS.second.getHeadSamplesEstimate();  in generateMDProfMetadata()
1662           if (Sum)  in generateMDProfMetadata()
1663             updateIDTMetaData(I, SortedCallTargets, Sum);  in generateMDProfMetadata()