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-rw-r--r--src/compiler/nir/nir_opt_algebraic.py4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index 3b8836e6be8..434881f85bf 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -269,6 +269,10 @@ optimizations = [
(('ieq', 'a@bool', False), ('inot', 'a')),
(('bcsel', a, True, False), a),
(('bcsel', a, False, True), ('inot', a)),
+ (('bcsel@32', a, 1.0, 0.0), ('b2f', a)),
+ (('bcsel@32', a, 0.0, 1.0), ('b2f', ('inot', a))),
+ (('bcsel@32', a, -1.0, -0.0), ('fneg', ('b2f', a))),
+ (('bcsel@32', a, -0.0, -1.0), ('fneg', ('b2f', ('inot', a)))),
(('bcsel', True, b, c), b),
(('bcsel', False, b, c), c),
# The result of this should be hit by constant propagation and, in the