[PATCH][libgcc-math] Vectorized intrinsics for x86_64

H. J. Lu hjl@lucon.org
Fri Apr 7 14:19:00 GMT 2006


On Fri, Apr 07, 2006 at 03:56:02PM +0200, Richard Guenther wrote:
> On Fri, 7 Apr 2006, H. J. Lu wrote:
> 
> > The code is specific to Opteron. Shouldn't it be neutral to Opteron
> > and Nocona?
> 
> Can you elaborate?
> 

My first quick glance shows that at least there is an issue of choices
of movlpd vs. movsd and movsd vs. movapd, which are very different
bewteen Opteron and Nocona.


H.J.



More information about the Gcc-patches mailing list