kevinthesun commented on a change in pull request #5588:
URL: https://github.com/apache/incubator-tvm/pull/5588#discussion_r425613386



##########
File path: python/tvm/relay/frontend/tensorflow.py
##########
@@ -1378,9 +1378,11 @@ def _gather_nd():
     def _impl(inputs, attr, params, mod):
         indices_dims = len(_infer_shape(inputs[1], mod))
         indices = _op.transpose(inputs[1], axes=[-1] + 
list(range(indices_dims-1)))
+        attr_new = {}
+        attr_new['one_dim_support'] = True

Review comment:
        Thanks for clarification. IMO, if topi gather_nd has capability to 
handle  >= 1d cases, it would be better to put the decision on the frontend. 

##########
File path: python/tvm/relay/frontend/tensorflow.py
##########
@@ -1378,9 +1378,11 @@ def _gather_nd():
     def _impl(inputs, attr, params, mod):
         indices_dims = len(_infer_shape(inputs[1], mod))
         indices = _op.transpose(inputs[1], axes=[-1] + 
list(range(indices_dims-1)))
+        attr_new = {}
+        attr_new['one_dim_support'] = True

Review comment:
        Thanks for clarification. IMO, if topi gather_nd has capability to 
handle  >= 1d cases, it would be better to put the decision at the frontend. 




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