[PATCH] D35155: [ProfileData] Add new option to dump top N hottest functions

[David Li via Phabricator via llvm-commits]

davidxl created this revision.
Herald added a subscriber: sanjoy.

The command line is:

  llvm-profdata show --topn=<N>  <profile_data>

This is useful for user to do focused analysis. With top function names dumped, user can use option  --counters --function=<FuncName> to dump counters of the specified function and do comparisons.


https://reviews.llvm.org/D35155

Files:
  test/tools/llvm-profdata/c-general.test
  tools/llvm-profdata/llvm-profdata.cpp

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