[cairo] [PATCH] speed up fbOver
sandmann at daimi.au.dk
Thu Jul 17 09:26:05 PDT 2008
Jeff Muizelaar <jeff at infidigm.net> writes:
> On Wed, Jul 16, 2008 at 04:58:34PM -0400, Jeff Muizelaar wrote:
> > On Wed, Jul 16, 2008 at 10:11:24PM +0200, Soeren Sandmann wrote:
> > > Jeff Muizelaar <jeff at infidigm.net> writes:
> > >
> > > > The attached patch nearly doubles the speed of fbCompositeSrc_8888x8888
> > > > on my core duo 2 with gcc 4.0.1.
> > >
> > > The patch looks correct to me, but I'd like to know how you measured
> > > the speedup, and what the gain was from inlining.
> In regards to your comment on IRC about copying FbByteMulAdd. There was
> no great reason. I was looking at doing an ARM assembler version and
Btw,. if you are interested in ARM, this bug:
may be interesting.
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