[Bug target/103850] missed optimization in AVX code

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103850

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|normal                      |enhancement

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
This is due to not scheduling on x86 before register allocation.
Adding -fschedule-insns seems to get the slow kernel to be the same speed as
the fast kernel.