Add support for ERF operator to reference model

Signed-off-by: Won Jeon <won.jeon@arm.com>
Change-Id: Ib42b867287b83a183a0d0fb1f1eb29974f58fae4

1 files changed, 9 insertions, 0 deletions

diff --git a/verif/frameworks/test_builder.py b/verif/frameworks/test_builder.py
index 1b681d2..fcd72a3 100644
--- a/verif/frameworks/test_builder.py
+++ b/verif/frameworks/test_builder.py
@@ -348,6 +348,15 @@ class TBuilder:
         def eval(self, a):
             return tf.math.tanh(a, name=self.result_name)
 
+    class Erf:
+        # tfl.ops cannot be generated right now.
+        # https://github.com/tensorflow/tensorflow/issues/60809
+        def __init__(self, name):
+            self.result_name = name
+
+        def eval(self, a):
+            return tf.math.erf(a, name=self.result_name)
+
     class Sin:
         def __init__(self, name):
             self.result_name = name