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-rw-r--r--llvm/tools/llvm-profdata/llvm-profdata.cpp12
1 files changed, 11 insertions, 1 deletions
diff --git a/llvm/tools/llvm-profdata/llvm-profdata.cpp b/llvm/tools/llvm-profdata/llvm-profdata.cpp
index d5c05daf9b6..059c4dc79c8 100644
--- a/llvm/tools/llvm-profdata/llvm-profdata.cpp
+++ b/llvm/tools/llvm-profdata/llvm-profdata.cpp
@@ -463,6 +463,7 @@ static int showInstrProfile(const std::string &Filename, bool ShowCounts,
uint64_t TotalNumValueSites = 0;
uint64_t TotalNumValueSitesWithValueProfile = 0;
uint64_t TotalNumValues = 0;
+ std::vector<unsigned> ICHistogram;
for (const auto &Func : *Reader) {
bool Show =
ShowAllFunctions || (!ShowFunction.empty() &&
@@ -515,8 +516,12 @@ static int showInstrProfile(const std::string &Filename, bool ShowCounts,
std::unique_ptr<InstrProfValueData[]> VD =
Func.getValueForSite(IPVK_IndirectCallTarget, I);
TotalNumValues += NV;
- if (NV)
+ if (NV) {
TotalNumValueSitesWithValueProfile++;
+ if (NV > ICHistogram.size())
+ ICHistogram.resize(NV, 0);
+ ICHistogram[NV - 1]++;
+ }
for (uint32_t V = 0; V < NV; V++) {
OS << "\t[ " << I << ", ";
OS << Symtab.getFuncName(VD[V].Value) << ", " << VD[V].Count
@@ -543,6 +548,11 @@ static int showInstrProfile(const std::string &Filename, bool ShowCounts,
OS << "Total Number of Sites With Values : "
<< TotalNumValueSitesWithValueProfile << "\n";
OS << "Total Number of Profiled Values : " << TotalNumValues << "\n";
+
+ OS << "IC Value histogram : \n\tNumTargets, SiteCount\n";
+ for (unsigned I = 0; I < ICHistogram.size(); I++) {
+ OS << "\t" << I + 1 << ", " << ICHistogram[I] << "\n";
+ }
}
if (ShowDetailedSummary) {
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