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[IPO] Avoid repeated hash lookups (NFC) #129654

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Merged
kazutakahirata merged 2 commits into from
Mar 4, 2025
Merged

[IPO] Avoid repeated hash lookups (NFC) #129654

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[IPO] Avoid repeated hash lookups (NFC)
kazutakahirata Mar 3, 2025
d5bfb25
Address a comment.
kazutakahirata Mar 4, 2025
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8 changes: 4 additions & 4 deletions llvm/include/llvm/Transforms/IPO/ProfiledCallGraph.h
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Original file line number Diff line number Diff line change
Expand Up @@ -150,13 +150,13 @@ class ProfiledCallGraph {
private:
void addProfiledCall(FunctionId CallerName, FunctionId CalleeName,
uint64_t Weight = 0) {
assert(ProfiledFunctions.count(CallerName));
auto CalleeIt = ProfiledFunctions.find(CalleeName);
if (CalleeIt == ProfiledFunctions.end())
return;
ProfiledCallGraphEdge Edge(ProfiledFunctions[CallerName],
CalleeIt->second, Weight);
auto &Edges = ProfiledFunctions[CallerName]->Edges;
auto CallerIt = ProfiledFunctions.find(CallerName);
assert(CallerIt != ProfiledFunctions.end());
ProfiledCallGraphEdge Edge(CallerIt->second, CalleeIt->second, Weight);
auto &Edges = CallerIt->second->Edges;
auto [EdgeIt, Inserted] = Edges.insert(Edge);
if (!Inserted) {
// Accumulate weight to the existing edge.
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