| commit | c7eae03eab750f93b6460e883f25b71d46dd1c47 | [log] [tgz] |
|---|---|---|
| author | Jan Beulich <jbeulich@suse.com> | Fri Jun 28 08:19:32 2024 +0200 |
| committer | Jan Beulich <jbeulich@suse.com> | Fri Jun 28 08:19:32 2024 +0200 |
| tree | 66525e230d31b82444d94c01410f45bec81e6a2a | |
| parent | 0868b8999bbca960781e7d8bbbc363536193a694 [diff] |
x86/APX: optimize {nf}-form rotate-by-width-less-1
Unlike for the legacy forms, where there's a difference in the resulting
EFLAGS.CF, for the NF variants the immediate can be got rid of in that
case by switching to a 1-bit rotate in the opposite direction.