diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index b065ca59181..d87d40f8402 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -2231,9 +2231,13 @@ optimizations.extend([
    # Reduce intermediate precision with int64.
    (('u2u32', ('iadd(is_used_once)', 'a@64', b)),
     ('iadd', ('u2u32', a), ('u2u32', b))),
+   (('unpack_64_2x32_split_x', ('iadd(is_used_once)', 'a@64', b)),
+    ('iadd', ('u2u32', a), ('u2u32', b))),
 
    (('u2u32', ('imul(is_used_once)', 'a@64', b)),
     ('imul', ('u2u32', a), ('u2u32', b))),
+   (('unpack_64_2x32_split_x', ('imul(is_used_once)', 'a@64', b)),
+    ('imul', ('u2u32', a), ('u2u32', b))),
 
    (('u2f32', ('u2u64', 'a@32')), ('u2f32', a)),