Jay Foad 22829ab5fa [InstCombine] Allow denormal C in pow(C,y) -> exp2(log2(C)*y) ...

We check that C is finite and strictly positive, but there's no need to
check that it's normal too. exp2 should be just as accurate on denormals
as pow is.

Differential Revision: https://reviews.llvm.org/D79413

2020-05-05 16:25:48 +01:00

122 KiB

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