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[DWARFLinker] Avoid repeated hash lookups (NFC) #108737

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Merged
merged 1 commit into from
Sep 15, 2024
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[DWARFLinker] Avoid repeated hash lookups (NFC) #108737

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13 changes: 4 additions & 9 deletions llvm/lib/DWARFLinker/Parallel/OutputSections.h
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Original file line number Diff line number Diff line change
Expand Up @@ -371,16 +371,11 @@ class OutputSections {
/// If descriptor does not exist then creates it.
SectionDescriptor &
getOrCreateSectionDescriptor(DebugSectionKind SectionKind) {
SectionsSetTy::iterator It = SectionDescriptors.find(SectionKind);

if (It == SectionDescriptors.end()) {
SectionDescriptor *Section =
new SectionDescriptor(SectionKind, GlobalData, Format, Endianness);
auto Result = SectionDescriptors.try_emplace(SectionKind, Section);
assert(Result.second);
auto [It, Inserted] = SectionDescriptors.try_emplace(SectionKind);

It = Result.first;
}
if (Inserted)
It->second = std::make_shared<SectionDescriptor>(SectionKind, GlobalData,
Format, Endianness);

return *It->second;
}
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