[llvm] 30c3aba - [llvm-profgen] Fix to use getUntrackedCallsites outside the loop
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Tue Dec 14 16:42:50 PST 2021
Author: wlei
Date: 2021-12-14T16:40:53-08:00
New Revision: 30c3aba998972aa042493e26dbe8f7cca37a30dd
URL: https://github.com/llvm/llvm-project/commit/30c3aba998972aa042493e26dbe8f7cca37a30dd
DIFF: https://github.com/llvm/llvm-project/commit/30c3aba998972aa042493e26dbe8f7cca37a30dd.diff
LOG: [llvm-profgen] Fix to use getUntrackedCallsites outside the loop
Unwinder is hoisted out in https://reviews.llvm.org/D115550, so fix the useage of getUntrackedCallsites.
Reviewed By: hoy, wenlei
Differential Revision: https://reviews.llvm.org/D115760
Added:
Modified:
llvm/tools/llvm-profgen/PerfReader.cpp
Removed:
################################################################################
diff --git a/llvm/tools/llvm-profgen/PerfReader.cpp b/llvm/tools/llvm-profgen/PerfReader.cpp
index 5d7b732d41a3..df7590926122 100644
--- a/llvm/tools/llvm-profgen/PerfReader.cpp
+++ b/llvm/tools/llvm-profgen/PerfReader.cpp
@@ -435,25 +435,22 @@ static std::string getContextKeyStr(ContextKey *K,
void HybridPerfReader::unwindSamples() {
if (Binary->useFSDiscriminator())
exitWithError("FS discriminator is not supported in CS profile.");
- std::set<uint64_t> AllUntrackedCallsites;
VirtualUnwinder Unwinder(&SampleCounters, Binary);
for (const auto &Item : AggregatedSamples) {
const PerfSample *Sample = Item.first.getPtr();
Unwinder.unwind(Sample, Item.second);
- auto &CurrUntrackedCallsites = Unwinder.getUntrackedCallsites();
- AllUntrackedCallsites.insert(CurrUntrackedCallsites.begin(),
- CurrUntrackedCallsites.end());
}
// Warn about untracked frames due to missing probes.
if (ShowDetailedWarning) {
- for (auto Address : AllUntrackedCallsites)
+ for (auto Address : Unwinder.getUntrackedCallsites())
WithColor::warning() << "Profile context truncated due to missing probe "
<< "for call instruction at "
<< format("0x%" PRIx64, Address) << "\n";
}
- emitWarningSummary(AllUntrackedCallsites.size(), SampleCounters.size(),
+ emitWarningSummary(Unwinder.getUntrackedCallsites().size(),
+ SampleCounters.size(),
"of profiled contexts are truncated due to missing probe "
"for call instruction.");
}
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