================
@@ -140,14 +337,51 @@ class IndirectCallPromoter {
// indirect callee with functions. Returns true if there are IR
// transformations and false otherwise.
bool tryToPromoteWithFuncCmp(
- CallBase &CB, const std::vector<PromotionCandidate> &Candidates,
- uint64_t TotalCount, ArrayRef<InstrProfValueData> ICallProfDataRef,
- uint32_t NumCandidates);
+ CallBase &CB, Instruction *VPtr,
+ const std::vector<PromotionCandidate> &Candidates, uint64_t TotalCount,
+ ArrayRef<InstrProfValueData> ICallProfDataRef, uint32_t NumCandidates,
+ VTableGUIDCountsMap &VTableGUIDCounts);
+
+ // Promote a list of targets for one indirect call by comparing vtables with
+ // functions. Returns true if there are IR transformations and false
+ // otherwise.
+ bool tryToPromoteWithVTableCmp(
+ CallBase &CB, Instruction *VPtr,
+ const std::vector<PromotionCandidate> &Candidates,
+ uint64_t TotalFuncCount, uint32_t NumCandidates,
+ MutableArrayRef<InstrProfValueData> ICallProfDataRef,
+ VTableGUIDCountsMap &VTableGUIDCounts);
+
+ // Returns true if it's profitable to compare vtables.
+ bool isProfitableToCompareVTables(
+ const std::vector<PromotionCandidate> &Candidates, uint64_t TotalCount);
+
+ // Populate `VTableGUIDCounts` vtable GUIDs and their counts and each
----------------
minglotus-6 wrote:
I updated the function comment.
https://github.com/llvm/llvm-project/pull/81442
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