[PATCH] D87218: [builtins] Inline __paritysi2 into __paritydi2 and inline __paritydi2 into __parityti2.

[Craig Topper via Phabricator via llvm-commits]

craig.topper added a comment.

In D87218#2259972 <https://reviews.llvm.org/D87218#2259972>, @MaskRay wrote:

> I think this is correct, but does their performance matter? `llvm/IR/RuntimeLibcalls.def` does not define them (they cannot be produced by llvm). Targets either emit popcount & 1 or detect the idiom and emit an optimized parity (x86 after PR46954)

Performance probably doesn't matter. Just one of the things a certain someone wasn't amused by.


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  https://reviews.llvm.org/D87218/new/

https://reviews.llvm.org/D87218