[Mesa-dev] [PATCH 1/2] i965/vs: Use the embedded-comparison SEL on gen6+, like the FS does.

Eric Anholt eric at anholt.net
Mon Jan 23 13:06:59 PST 2012


On Sun, 22 Jan 2012 23:39:44 -0800, Kenneth Graunke <kenneth at whitecape.org> wrote:
> On 01/18/2012 03:06 PM, Eric Anholt wrote:
> > Shaves a few instructions off of the VS in Lightsmark, but no
> > statistically significant performance difference on gen7 (n=5).
> > ---
> >   src/mesa/drivers/dri/i965/brw_vec4_visitor.cpp |   22 ++++++++++++++++------
> >   1 files changed, 16 insertions(+), 6 deletions(-)
> 
> Great!  Both patches are:
> Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
> 
> I'd also mark them as candidates for 8.0.

Given no statistically significant performance increase, I'm going to
pass on that.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 197 bytes
Desc: not available
URL: <http://lists.freedesktop.org/archives/mesa-dev/attachments/20120123/7435f123/attachment.pgp>


More information about the mesa-dev mailing list