[PATCH] AArch64: Update A64FX memset not to degrade at 16KB

[naohirot@fujitsu.com]

Hi Florian, Joseph,

> > These checks are only applied to commits new to the repository, not
> > commits new to a particular branch but already present in the repository,
> > so applying stricter checks to new commits on particular branches can be
> > trickier (see <https://github.com/AdaCore/git-hooks/issues/20>), but for
> > this particular issue a branch-independent check should suffice.
> 
> I've tried to implement this now.  commit-extra-checker now points to a
> trimmed-down version of the GCC script.

That's great!
Thank you for the update.
Naohiro