[PATCH] D28484: SimplifyLibCalls: Replace more unary libcalls with intrinsics

Matt Arsenault via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Jan 16 16:48:04 PST 2017

arsenm added a comment.

In https://reviews.llvm.org/D28484#640523, @efriedma wrote:

> For anyone else following along with a copy of IEEE 754, this is the roundToIntegral* family of functions.
> Aren't llvm.rint() and llvm.nearbyint() precisely equivalent?  We should probably get rid of llvm.rint()... (we can add it back once we actually start modeling FP exceptions).

Should I drop rint handling here or keep it until later when it's removed?


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