From: Jason Ekstrand Date: Fri, 19 Oct 2018 17:43:43 +0000 (-0500) Subject: nir/algebraic: Generalize an optimization X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=6068be543b6ed67847a463b805b7ffeefcf549ee;p=mesa.git nir/algebraic: Generalize an optimization There's nothing boolean about (a | ~a) ~> -1 Reviewed-by: Samuel Iglesias Gonsálvez --- diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py index cc747250ba5..8b24daddfdc 100644 --- a/src/compiler/nir/nir_opt_algebraic.py +++ b/src/compiler/nir/nir_opt_algebraic.py @@ -373,7 +373,7 @@ optimizations = [ (('iand', ('uge(is_used_once)', a, c), ('uge', b, c)), ('uge', ('umin', a, b), c)), (('ior', 'a@bool', ('ieq', a, False)), True), - (('ior', 'a@bool', ('inot', a)), True), + (('ior', a, ('inot', a)), -1), (('iand', ('ieq', 'a@32', 0), ('ieq', 'b@32', 0)), ('ieq', ('ior', 'a@32', 'b@32'), 0)),