[Bug target/110438] generating all-ones zmm needs dep-breaking pxor before ternlog

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110438

--- Comment #1 from Alexander Monakov <amonakov at gcc dot gnu.org> ---
We might want to omit PXOR when optimizing for size.