There have been quite a few eyes over this now but nobody has given it a reviewed by yet.
Would be nice to get it in before the code freeze. Any takers? On Wed, 2014-10-29 at 23:05 +1100, Timothy Arceri wrote: > Makes use of SSE to speed up compute of min and max elements > > Callgrind cpu usage results from pts benchmarks: > > Openarena 0.8.8: 3.67% -> 1.03% > UrbanTerror: 2.36% -> 0.81% > > V5: > - actually make use of the optimisation in android (Emil Velikov) > - set a better array size limit for using SSE and added TODO > > V4: > - fixed bugs with incrementing pointer and updating counters > > V3: > - Removed sse_minmax.c from Makefile.sources > - handle the first few values without SSE until the pointer is aligned > and use _mm_load_si128 rather than _mm_loadu_si128 > - guard the call to the SSE code better at build time > > V2: > - removed GL* types > - use _mm_store_si128() rather than _mm_store_ps() > - add runtime check for SSE > - use aligned attribute for local mix/max > - bunch of tidyups > > Signed-off-by: Timothy Arceri <t_arc...@yahoo.com.au> > --- > src/mesa/Android.libmesa_dricore.mk | 8 ++- > src/mesa/Android.libmesa_st_mesa.mk | 5 ++ > src/mesa/Makefile.am | 3 +- > src/mesa/main/sse_minmax.c | 97 > +++++++++++++++++++++++++++++++++++++ > src/mesa/main/sse_minmax.h | 30 ++++++++++++ > src/mesa/vbo/vbo_exec_array.c | 14 ++++-- > 6 files changed, 152 insertions(+), 5 deletions(-) > create mode 100644 src/mesa/main/sse_minmax.c > create mode 100644 src/mesa/main/sse_minmax.h _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
