No change on shader-db on i965.
---
src/glsl/nir/nir_opt_algebraic.py | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/src/glsl/nir/nir_opt_algebraic.py
b/src/glsl/nir/nir_opt_algebraic.py
index a5fe19a..0512a8f 100644
--- a/src/glsl/nir/nir_opt_algebraic.py
+++ b/src/glsl/nir/nir_opt_algebraic.py
@@ -83,6 +83,15 @@ optimizations = [
(('fne', ('fadd', a, b), 0.0), ('fne', a, ('fneg', b))),
(('fge', ('fneg', ('fabs', a)), 0.0), ('feq', a, 0.0)),
(('fmin', ('fmax', a, 0.0), 1.0), ('fsat', a)),
+ # Comparison with the same args. Note that these are not done for
+ # the float versions because float equality is used to test for
+ # NaN.
+ (('ilt', a, a), False),
+ (('ige', a, a), True),
+ (('ieq', a, a), True),
+ (('ine', a, a), False),
+ (('ult', a, a), False),
+ (('uge', a, a), True),
# Logical and bit operations
(('fand', a, 0.0), 0.0),
(('iand', a, a), a),
--
2.1.4
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