On Apr 9, 2016 11:05 AM, "Kenneth Graunke" <<a href="mailto:kenneth@whitecape.org">kenneth@whitecape.org</a>> wrote: > > On Saturday, April 9, 2016 3:31:16 AM PDT Markus Wick wrote: > > Dolphin uses them a lot. Range tracking would be better in the long term, > > but this two lines works fine for now. > > these four lines > > Reviewed-by: Kenneth Graunke <<a href="mailto:kenneth@whitecape.org">kenneth@whitecape.org</a>> > > Thanks for fixing this! I can push the patch for you in a day or two > assuming nobody else has feedback. LGTM. Of course, shader-db numbers would be nice. > > Signed-off-by: Markus Wick <<a href="mailto:markus@selfnet.de">markus@selfnet.de</a>> > > --- > > src/compiler/nir/nir_opt_algebraic.py | 5 ++++- > > 1 file changed, 4 insertions(+), 1 deletion(-) > > > > diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/ > nir_opt_algebraic.py > > index e72b4a7..31d7655 100644 > > --- a/src/compiler/nir/nir_opt_algebraic.py > > +++ b/src/compiler/nir/nir_opt_algebraic.py > > @@ -137,7 +137,10 @@ optimizations = [ > > (('~fmax', ('fmin', a, 1.0), 0.0), ('fsat', a), '!options->lower_fsat'), > > (('fsat', a), ('fmin', ('fmax', a, 0.0), 1.0), 'options->lower_fsat'), > > (('fsat', ('fsat', a)), ('fsat', a)), > > - (('fmin', ('fmax', ('fmin', ('fmax', a, 0.0), 1.0), 0.0), 1.0), ('fmin', > ('fmax', a, 0.0), 1.0)), > > + (('fmin', ('fmax', ('fmin', ('fmax', a, b), c), b), c), ('fmin', > ('fmax', a, b), c)), > > + (('imin', ('imax', ('imin', ('imax', a, b), c), b), c), ('imin', > ('imax', a, b), c)), > > + (('umin', ('umax', ('umin', ('umax', a, b), c), b), c), ('umin', > ('umax', a, b), c)), > > + (('extract_u8', ('imin', ('imax', a, 0), 0xff), 0), ('imin', ('imax', a, > 0), 0xff)), > > (('~ior', ('flt', a, b), ('flt', a, c)), ('flt', a, ('fmax', b, c))), > > (('~ior', ('flt', a, c), ('flt', b, c)), ('flt', ('fmin', a, b), c)), > > (('~ior', ('fge', a, b), ('fge', a, c)), ('fge', a, ('fmin', b, c))), > > > > > _______________________________________________ > mesa-dev mailing list > <a href="mailto:mesa-dev@lists.freedesktop.org">mesa-dev@lists.freedesktop.org</a> > <a href="https://lists.freedesktop.org/mailman/listinfo/mesa-dev">https://lists.freedesktop.org/mailman/listinfo/mesa-dev</a> >