[PATCH] D85628: [HotColdSplitting] Add command line options for supplying cold function names via user input.

Ruijie Fang via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Aug 12 12:39:41 PDT 2020


rjf updated this revision to Diff 285163.
rjf added a comment.

Mark cold functions in advance before outlining them.

Originally, as illustrated in the test case, the `go()` function 
should be cold but not marked as such, since it predates two functions that are cold but not yet marked as cold.

Thanks to @hiraditya for spotting this.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D85628/new/

https://reviews.llvm.org/D85628

Files:
  llvm/include/llvm/Transforms/IPO/HotColdSplitting.h
  llvm/lib/Transforms/IPO/HotColdSplitting.cpp
  llvm/test/Transforms/HotColdSplit/custom-cold-cmd.ll

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