emkornfield commented on pull request #6985:
URL: https://github.com/apache/arrow/pull/6985#issuecomment-628755223
> As a sidenote, it seems BMI2 may be problematic on AMD CPUs:
https://twitter.com/trav_downs/status/1202793097962364928
Yea we need some benchmarks to see if the performance is worth it for AMD (I
suspect it might make this patch break-even instead of an improvement) but
don't have hardware to test.
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