Fix PR target/16884

[Denis Chertykov]

"Giovanni Bajo" <giovannibajo@libero.it> writes:

> Denis Chertykov wrote:
> 
> > 2004-09-02  Denis Chertykov  <denisc@overta.ru>
> >
> > PR target/16884
> > * config/avr/avr.md ("movmemhi"): Substitute match_dup to
> > match_scratch.
> > (*movmemqi_insn): Likewise.
> > (*movmemhi): Likewise.
> > (clrmemhi): Likewise.
> > (*clrmemqi): Likewise.
> > (*clrmemhi): Likewise.
> 
> Would you please slightly comment the patch, and specify which branches you are
> going to commit this patch to?

I had used match_dup in wrong way and now I have substituted
wrong match_dup's to match_scratch.

I have committed this patch to mainline.

Denis.