Re: uml and -regparm=3

Miklos Szeredi
2008-01-09T21:21:16Z

> Miklos Szeredi <miklos@szeredi.hu> writes:
>
> > FASTCALL is defined empty in -mm, but UML is not compiled with
> > -mregparm=3 and so this breaks things (I noticed problems with
> > rwsem_down_write_failed).
> >
> > Tried recompiling UML with -mregparm=3, but that resulted in a strange
> > failure immediately after startup:
> >
> > |%Gï¿½%@: Invalid argument
> >
> > What's up?
>
> UML links with glibc and that does not use -mregparm.
>
> You can only use -mregparm in user space if you recompile
> all libraries too.

Ah, right. I didn't think of that.

Does that mean that FASTCALL removals will have to be undone? Or is
there an alternative?

Miklos