diff --git a/src/nouveau/compiler/bitview/lib.rs b/src/nouveau/compiler/bitview/lib.rs
index a37f5080031..b0ee59295bf 100644
--- a/src/nouveau/compiler/bitview/lib.rs
+++ b/src/nouveau/compiler/bitview/lib.rs
@@ -287,11 +287,18 @@ impl<T: SetFieldU64> SetField<u8> for T {
 
 impl<T: SetFieldU64> SetField<bool> for T {
     fn set_field(&mut self, range: Range<usize>, val: bool) {
-        assert!(range.end == range.start + 1);
+        assert!(range.len() == 1);
         self.set_field(range, u64::from(val));
     }
 }
 
+impl<T: SetFieldU64> SetField<f32> for T {
+    fn set_field(&mut self, range: Range<usize>, val: f32) {
+        assert!(range.len() == 32);
+        self.set_field(range, val.to_bits());
+    }
+}
+
 pub trait SetBit {
     fn set_bit(&mut self, bit: usize, val: bool);
 }