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Re: adding n32, n64 and o32-on-64-bit-kernel support to the mips port
On Sun, Jan 19, 2003 at 01:16:34PM -0200, Alexandre Oliva wrote:
> On Jan 17, 2003, Guido Guenther <agx@sigxcpu.org> wrote:
>
> > I won't object to adding a1,a2 to the clobbers list though, if we
> > want to be on the ultra save side.
>
> It's not that simple. If a1 or a2 are input arguments, they can't be
> listed as clobbers.
Should this change happen in kernel we'd have to explicitly load the
registers like "lw aX, argX" and then mark aX as clobbered but I'd
rather not use INLINE_SYSCALL then, it's not worth the effort.
-- Guido