[Bug target/81763] Issues with BMI on 32bit x86 apps on GCC 7.1+

[ubizjak at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81763

--- Comment #17 from Uroš Bizjak <ubizjak at gmail dot com> ---
(In reply to Manuel Lauss from comment #16)
>    0x080a96c3 <+1347>:  andn   (%eax,%ebx,8),%edx,%eax
> => 0x080a96c9 <+1353>:  andn   0x4(%eax,%ebx,8),%ecx,%edx

This looks like double-word andn is clobbering %eax too early.