altanh commented on code in PR #10949:
URL: https://github.com/apache/tvm/pull/10949#discussion_r846523711
##########
python/tvm/relay/frontend/onnx.py:
##########
@@ -836,6 +837,192 @@ def _impl_v1(cls, inputs, attr, params):
return Gelu._impl_v1([inp], attr, params)
+class EmbedLayerNormalization(OnnxOpConverter):
+ @classmethod
+ def _impl_v1(cls, inputs, attr, params):
+ input_ids = inputs[0]
+ segment_ids = inputs[1]
+ word_emb = inputs[2]
+ pos_emb = inputs[3]
+ segment_emb = inputs[4]
+ gamma = inputs[5]
+ beta = inputs[6]
+
+ mask = inputs[7]
+ pos_ids = inputs[8]
+
+ eps = attr["epsilon"] if "epsilon" in attr else 1e-12
Review Comment:
`1e-12` is commonly used for layer norm epsilon, but I couldn't quite find
the default value in onnxrt (please let me know if you find it). We could also
enforce the presence of epsilon, but onnxrt doesn't do this.
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