[Bug target/80569] i686: "shrx" instruction generated in 16-bit mode

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80569

--- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> ---
Created attachment 41810
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41810&action=edit
Proposed patch

Can you please test attached patch?