[Bug tree-optimization/101909] 73% regression on tfft benchmark for -O2 -ftree-loop-vectorize compared to -O2 on zen hardware

[hubicka at ucw dot cz via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101909

--- Comment #2 from Jan Hubicka <hubicka at ucw dot cz> ---
> So that's znver1 (split AVX IIRC) compared to znver2?
Martin will know how to decode machine names.  I am never sure.
It is with generic, so split AVX does not make difference.

Honza