Since we have patterns based on b2f, generate them if we see the b2f equivalent using an iand. This is common when generating NIR from TGSI. --- src/glsl/nir/nir_opt_algebraic.py | 1 + 1 file changed, 1 insertion(+)
diff --git a/src/glsl/nir/nir_opt_algebraic.py b/src/glsl/nir/nir_opt_algebraic.py index 66b456d..301d7a8 100644 --- a/src/glsl/nir/nir_opt_algebraic.py +++ b/src/glsl/nir/nir_opt_algebraic.py @@ -99,6 +99,7 @@ optimizations = [ # Emulating booleans (('fmul', ('b2f', a), ('b2f', b)), ('b2f', ('iand', a, b))), (('fsat', ('fadd', ('b2f', a), ('b2f', b))), ('b2f', ('ior', a, b))), + (('iand', 'a@bool', 1.0), ('b2f', a)), # Comparison with the same args. Note that these are not done for # the float versions because NaN always returns false on float # inequalities. -- 2.1.4 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev