[PATCH] D64099: [InstCombine] pow(C,x) -> exp2(log2(C)*x)

Dávid Bolvanský via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Jul 10 07:41:59 PDT 2019


xbolva00 added a comment.

In D64099#1577068 <https://reviews.llvm.org/D64099#1577068>, @evandro wrote:

> It was actually harder to find a SPEC benchmark that triggered this case.  As a matter of fact, it shows up only in CPU2017's 525.x264_r.  But I can confirm that it works successfully.
>
> Thank you for this patch.


Thanks !


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