nir/algebraic: Remove useless ftrunc inside f2i/f2u

Reviewed-by: Georg Lehmann <dadschoorse@gmail.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/37186>
2025-09-30 17:29:22 -07:00
parent c49d6e0480
commit 4338f7d033
1 changed files with 2 additions and 0 deletions
@@ -1876,6 +1876,8 @@ optimizations.extend([
   # Conversions
   (('f2i', ('ftrunc', a)), ('f2i', a)),
   (('f2u', ('ftrunc', a)), ('f2u', a)),
+   (('f2i', ('ffloor', 'a(is_not_negative)')), ('f2i', a)),
+   (('f2u', ('ffloor', a)), ('f2u', a)),

   # Conversions from 16 bits to 32 bits and back can always be removed
   (('f2fmp', ('f2f32', 'a@16')), a),