[Bug target/81036] -fcall-saved-X does not work for floating-point registers

[570070308 at qq dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81036

--- Comment #2 from 。 <570070308 at qq dot com> ---
gcc 12.2 -fcall-saved-xmm0 not work too, target and host is x86-64.