I lazily generated some of these in VC4 NIR lowering.
---
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 3068445..d7c1740 100644
--- a/src/glsl/nir/nir_opt_algebraic.py
+++ b/src/glsl/nir/nir_opt_algebraic.py
@@ -132,6 +132,7 @@ optimizations = [
# Logical and bit operations
(('fand', a, 0.0), 0.0),
(('iand', a, a), a),
+ (('iand', a, ~0), a),
(('iand', a, 0), 0),
(('ior', a, a), a),
(('ior', a, 0), a),
--
2.1.4
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