[clang-tools-extra] [llvm] [clang] [nfc][llvm-profdata] Use cl::Subcommand to organize subcommand and options in llvm-profdata (PR #71328)

[Mingming Liu via cfe-commits]

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@@ -435,13 +450,195 @@ static void writeInstrProfile(StringRef OutputFilename,
   }
 }
 
-static void
-mergeInstrProfile(const WeightedFileVector &Inputs, StringRef DebugInfoFilename,
-                  SymbolRemapper *Remapper, StringRef OutputFilename,
-                  ProfileFormat OutputFormat, uint64_t TraceReservoirSize,
-                  uint64_t MaxTraceLength, int MaxDbgCorrelationWarnings,
-                  bool OutputSparse, unsigned NumThreads, FailureMode FailMode,
-                  const StringRef ProfiledBinary) {
+// Common options.
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minglotus-6 wrote:

Sounds reasonable to me. I moved options definitions right after `cl::Subcommand`.

https://github.com/llvm/llvm-project/pull/71328