[Bug target/106763] Armv8.2 vmov.f16 instruction sometimes causes SIGILL

[rearnsha at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=106763

--- Comment #14 from Richard Earnshaw <rearnsha at gcc dot gnu.org> ---
Also beware that I don't think Russel King (Arm Linux kernel maintainer) would
accept this patch on its own.  You'd likely need to add some boot time
detection of the additional feature and expose that through the HWCAP interface
to do a complete patch.  But that's icing on the cake really.