[Bug target/120941] [16 Regression] 24-40% slowdown of 519.lbm_r on Zen2 and 470.lbm on Zen5 since r16-1644-gaba3b9d3a48a07

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120941

--- Comment #34 from Filip Kastl <pheeck at gcc dot gnu.org> ---
(In reply to H.J. Lu from comment #33)
> Created attachment 61995 [details]
> An updated patch
> 
> Please try this.

The updated patch helps!  We go from 233s to 163s.  So the patch reverts the
slowdown.  I've also skimmed through the disassembly and didn't find any spills
immediately following a vbroadcastsd.

Do you still need the dumps?