On Fri, 17 Aug 2007 18:49:34 -0700
Arjan van de Ven <[email protected]> wrote:
>
> On Fri, 2007-08-17 at 16:50 -0700, Stephen Hemminger wrote:
> > Tne network code does memset for 6 and 8 byte values, that can easily
> > be optimized into simple assignments without string instructions.
>
>
> so... question.
> Why are we doing this by hand? Wouldn't gcc just generate this code in
> the first place (when using __builtin_memset)? I very much suspect it
> would (and if some version doesn't.... we really ought to get that
> fixed)
i386 and x86_64 are not using __builtin_memset, as least from the
code that I see generated.
--
Stephen Hemminger <[email protected]>
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