Re: [Pixman] Questionable numbers from lowlevel-blt-bench

2012-10-01 Thread Matt Turner
On Mon, Oct 1, 2012 at 1:17 AM, Jonathan Morton jonathan.mor...@movial.com wrote: On Sun, 30 Sep 2012 15:05:18 -0700, Matt Turner matts...@gmail.com wrote: In doing performance work, I've noticed some weird results from lowlevel-blt-bench. Often it has seemed that the RT results determined

[Pixman] Questionable numbers from lowlevel-blt-bench

2012-09-30 Thread Matt Turner
Hi Jonathan, In doing performance work, I've noticed some weird results from lowlevel-blt-bench. Often it has seemed that the RT results determined the Kops/s almost entirely. I came across an instance of this today which was particularly striking: Before: add__ = L1: 47.01 L2: 36.84