[Mesa-dev] [PATCH] llvmpipe: Remove x/y from cmd_bin
Adam Jackson
ajax at redhat.com
Thu May 16 13:11:18 PDT 2013
On Thu, 2013-05-16 at 15:44 -0400, Adam Jackson wrote:
> These were mostly just a waste of memory and cache pressure, and were
> really only used for debugging.
>
> This change reduces instruction count (as measured by callgrind's Ir
> event) of gnome-shell-perf-tool on Ivybridge by 3.5% ± 0.015% (n=20).
These numbers are somewhat spurious, since it appears what I actually
recorded was the execution of the python harness and not of gnome-shell
itself. Still the correlation is strong with this one, so I suspect the
improvement is real even if the numbers are unrelated.
I'll get better data, sorry about that.
- ajax
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