diff --git a/src/compiler/nir/nir_opt_algebraic.py b/src/compiler/nir/nir_opt_algebraic.py
index df1fa50c519..004cb4a9173 100644
--- a/src/compiler/nir/nir_opt_algebraic.py
+++ b/src/compiler/nir/nir_opt_algebraic.py
@@ -918,6 +918,12 @@ optimizations.extend([
    (('fmin(nsz)', 'a(is_a_number_not_positive)', 'b(is_not_negative)'), ('fmul', a, 1.0)),
    (('fmax', 'a(is_a_number_not_negative)', 'b(is_lt_zero)'), ('fmul', a, 1.0)),
    (('fmin', 'a(is_a_number_not_positive)', 'b(is_gt_zero)'), ('fmul', a, 1.0)),
+   (('fneg', ('fmax(is_used_once)', ('fneg', a), ('fneg', b))), ('fmin', a, b)),
+   (('fneg', ('fmin(is_used_once)', ('fneg', a), ('fneg', b))), ('fmax', a, b)),
+   (('fneg', ('fmax(is_used_once)', ('fneg', a), '#b')), ('fmin', a, ('fneg', b))),
+   (('fneg', ('fmin(is_used_once)', ('fneg', a), '#b')), ('fmax', a, ('fneg', b))),
+   (('fmin(nsz)', a, '#b(is_negative_zero)'), ('fmin', a, 0.0)),
+   (('fmax(nsz)', a, '#b(is_negative_zero)'), ('fmax', a, 0.0)),
 ])
 
 for op in ['ine', 'ieq', 'ilt', 'ige', 'ult', 'uge', 'bitz', 'bitnz',