From 8e029105c2e6959390a68116ac6d1d277815519f Mon Sep 17 00:00:00 2001 From: Matt Turner Date: Tue, 5 May 2015 22:54:59 -0700 Subject: [PATCH] nir: Allow feq/fne/ieq/ine to be optimized with inot. instructions in affected programs: 380 -> 376 (-1.05%) helped: 2 Reviewed-by: Jordan Justen Reviewed-by: Glenn Kennard --- src/glsl/nir/nir_opt_algebraic.py | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/glsl/nir/nir_opt_algebraic.py b/src/glsl/nir/nir_opt_algebraic.py index b0a1f243852..400d60e3581 100644 --- a/src/glsl/nir/nir_opt_algebraic.py +++ b/src/glsl/nir/nir_opt_algebraic.py @@ -83,8 +83,12 @@ optimizations = [ # Comparison simplifications (('inot', ('flt', a, b)), ('fge', a, b)), (('inot', ('fge', a, b)), ('flt', a, b)), + (('inot', ('feq', a, b)), ('fne', a, b)), + (('inot', ('fne', a, b)), ('feq', a, b)), (('inot', ('ilt', a, b)), ('ige', a, b)), (('inot', ('ige', a, b)), ('ilt', a, b)), + (('inot', ('ieq', a, b)), ('ine', a, b)), + (('inot', ('ine', a, b)), ('ieq', a, b)), (('fge', ('fneg', ('fabs', a)), 0.0), ('feq', a, 0.0)), (('bcsel', ('flt', a, b), a, b), ('fmin', a, b)), (('bcsel', ('flt', a, b), b, a), ('fmax', a, b)),