[Bug target/78762] Regression: Splitting unaligned AVX loads also when AVX2 is enabled

[glisse at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78762

--- Comment #5 from Marc Glisse <glisse at gcc dot gnu.org> ---
(In reply to Martin Liška from comment #4)
> I'm not much familiar with the vector instructions, however the change
> started with r239889.

Arguably r239889 fixed a bug where the tuning was ignored. Now this makes it
more visible when tuning choices are sub-optimal...