Rather Bizarre slow downs using Complex!float with avx (ldc).
Guillaume Piolat
first.last at gmail.com
Sat Oct 2 11:32:12 UTC 2021
On Friday, 1 October 2021 at 08:32:14 UTC, james.p.leblanc wrote:
>
> Does anyone have insight to what is happening?
>
> Thanks,
> James
Maybe something related to:
https://gist.github.com/rygorous/32bc3ea8301dba09358fd2c64e02d774
?
AVX is not always a clear win in terms of performance.
Processing 8x float at once may not do anything if you are
memory-bound, etc.
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