Patches 1, 2, 3v2, 4v2, 5, 6, and 7 are Reviewed-by: Ian Romanick <ian.d.roman...@.intel.com>
On 09/20/2013 06:52 PM, Eric Anholt wrote: > Since I'm going to be talking about the megadrivers idea next week at > XDC, I thought I'd look at what the impact would be of an alternate > option, and to do that I wanted to first fix up any stupid wastes of > disk space I found. I found more than I expected. > > The last commit is an important one. I think it accounts for most of > the performance change of the series (and the performance loss that we > got from dricore). I'm planning on comparing this series to > non-dricore and to megadrivers for the talk. > > Size of mesa before: > text data bss dec hex filename > 872896 19912 3392 896200 dacc8 lib/i965_dri.so > 3387494 112060 95592 3595146 36db8a lib/libdricore9.3.0-devel.so.1 > > After: > 872850 19912 3392 896154 dac9a lib/i965_dri.so > 3184667 88524 95592 3368783 33674f lib/libdricore9.3.0-devel.so.1 > > (a little over 6% reduction) > > Results of testing of CPU overhead in mesa (cairo-gl with > INTEL_NO_HW=1. Also had a patch for reducing _mesa_DummyProgram size > that I found was broken after I piglited): > > x before > + after > +------------------------------------------------------------------------------+ > | + x > | > | + x > | > | + x > | > | + xx > | > | ++ + xx > | > | ++ + xx > | > | ++++xxxx > | > | ++++xxxxx + > | > | ++++xxxxx x+ x + + + x > | > | ++++xxxxx++* +x++x+++ + x + + x > | > | ++++*xxxx+** +x++x+++ + * +x + + + xx > x | > | ++++**xxx+**+*x++x+** x ++x+ * * x+ +x ++x + x+ xx+ + ++* xx xx > x | > |+++++***xx+**+*x*+x***x xxx**x*+*+*x**x*x+* ++xxx+ x** x* xx++++++***xx > xxxxx| > |+++++********+*x******* **x****+***x**x****+******x*** > **xx****+++***xxxxxxxx| > | |__|____________M_____AM___A________________|_______| > | > +------------------------------------------------------------------------------+ > N Min Max Median Avg Stddev > x 200 29.417143 47.735255 35.27498 36.471098 6.0928765 > + 200 28.254668 45.819881 33.445248 35.119495 5.5758312 > Difference at 95.0% confidence > -1.3516 +/- 1.14466 > -3.70596% +/- 3.13853% > (Student's t, pooled s = 5.84008) > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > http://lists.freedesktop.org/mailman/listinfo/mesa-dev > _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
