[PATCH] D45736: [SimplifyLibcalls] Replace locked IO with unlocked IO

Roman Lebedev via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Apr 17 14:26:20 PDT 2018


lebedev.ri added a comment.

> to gain better speed

Out of curiosity, what are the motivational cases, benchmarks?

> if we know, that there is no fork or pthread_create calls in the current module.

I'm not sure this is sufficient.
I'll be super surprised if this could be done outside of a LTO build with no dynamic linking.


Repository:
  rL LLVM

https://reviews.llvm.org/D45736





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