[PATCH] D14590: [SimplifyLibCalls] Constant folding for fls, flsl, flsll

[Davide Italiano via Phabricator via llvm-commits]

davide updated this revision to Diff 81523.
davide added a comment.
Herald added subscribers: mehdi_amini, emaste.

1. Fix TargetLibraryInfo prototype checking
2. make the transform correct with `flsl()` and `flsll()`
3. Remove now unneeded call to `checkIntUnaryReturnAndParam()`


https://reviews.llvm.org/D14590

Files:
  include/llvm/Transforms/Utils/SimplifyLibCalls.h
  lib/Analysis/TargetLibraryInfo.cpp
  lib/Transforms/Utils/SimplifyLibCalls.cpp
  test/Transforms/InstCombine/fls.ll

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