[llvm] [CSSPGO] Error out if the checksum mismatch is high (PR #84097)
via llvm-commits
llvm-commits at lists.llvm.org
Tue Mar 19 17:12:02 PDT 2024
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@@ -234,6 +234,22 @@ static cl::opt<unsigned> ProfileICPRelativeHotnessSkip(
cl::desc(
"Skip relative hotness check for ICP up to given number of targets."));
+static cl::opt<unsigned> HotFuncCutoffForStalenessError(
+ "hot-func-cutoff-for-staleness-error", cl::Hidden, cl::init(999000),
+ cl::desc("A function is considered hot for staleness error check if its "
+ "total sample count is above the specified percentile(multiplied "
+ "by 10000, e.g. 995000 for 99.5 percentile)."));
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WenleiHe wrote:
I don't think the explantion for `multiply by ...` is needed. We don't have that for cutoff in ProfileSummaryBuilder. But no strong opinion.
https://github.com/llvm/llvm-project/pull/84097
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