> Hi Loongson users, > > I've optimized pixman (the software compositing library used by the X > server, Cairo, et al) in the last few months to use Loongson's > multimedia vector instructions. > > See > http://mattst88.com/blog/2012/05/17/Optimizing_pixman_for_Loongson:_Process_and_Results/ > for a more in-depth description and benchmarks. This is very encouraging! We will tried to integrate that to our products. Thank you very much for the excellent work. > > They optimizations are available in pixman-0.25.6 and will be in the > pixman-0.26.0 stable release. > > Further optimization work includes > - Bilinear/nearest scaling compositing functions for pixman, which are > really important for Firefox performance. > > - Optimized xf86XVCopyPacked for Xv performance. Really, I think > pixman should grow support for all these YUV-type formats, and the > code in the X server should go away. > > - There may be some way to improve XAA performance that's regressed a > lot in the last few years, but I don't know if this is doable. I don't > plan to do this. > > Give it a test. Let me know what you think. > > Thanks! > > Matt Turner > > -- > You received this message because you are subscribed to the Google Groups > "loongson-dev" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/loongson-dev?hl=en. > >
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