[Bug target/115517] Fix x86 regressions after dropping uses of vcond{,u,eq}_optab

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115517

--- Comment #14 from Hongtao Liu <liuhongt at gcc dot gnu.org> ---
regressions above SSE4.1 are fxed in GCC15, SSE2 regressions are tracked in
PR115683