getitem support int64 tensor index

mindspore/ops/composite/multitype_ops/_constexpr_utils.py

@@ -345,22 +345,22 @@ def get_index_tensor_dtype(dtype):
 
 
 @constexpr
-def check_index_tensors_dtype(dtypes, op_name):
+def check_index_tensors_dtype(indexes_types, op_name):
     """Check a tuple of tensor data type."""
-    for ele in dtypes:
-        if not ele in mstype.int_type:
-            raise IndexError(f"For '{op_name}', the all index tensor "
-                             f"data types should be mstype.int32, but got {dtypes}.")
+    for index_type in indexes_types:
+        if not index_type in (mstype.int32, mstype.int64):
+            raise IndexError(f"For '{op_name}', the all index tensor data types should be "
+                             f"mstype.int32, but got {index_type}.")
     return True
 
 
 @constexpr
-def check_index_tensor_dtype(dtype, op_name):
+def check_index_tensor_dtype(index_type, op_name):
     """Check a tensor data type."""
-    if dtype in mstype.int_type:
+    if index_type in (mstype.int32, mstype.int64):
         return True
-    raise IndexError(
-        f"For '{op_name}', the index tensor data type should be mstype.int32, but got {dtype}.")
+    raise IndexError(f"For '{op_name}', the index tensor data type should be mstype.int32, "
+                     f"but got {index_type}.")
 
 
 @constexpr