[Bug middle-end/128010] aarch64 has no asm clobber syntax for the top bits of sve z regs needed by syscalls

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=128010

Drea Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|target                      |middle-end

--- Comment #1 from Drea Pinski <pinskia at gcc dot gnu.org> ---
There are other targets which need a similar thing.

But I am not sure this is a good change. System calls are slow so wrapping them
inside a call is not going to slow them down that much.