codeislife99 commented on a change in pull request #7442:
URL: https://github.com/apache/tvm/pull/7442#discussion_r576395782
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File path: src/relay/op/tensor/transform.cc
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@@ -1584,6 +1584,47 @@ RELAY_REGISTER_OP("repeat")
.set_attr<FTVMCompute>("FTVMCompute", RepeatCompute)
.set_attr<TOpPattern>("TOpPattern", kBroadcast);
+bool SparseFillEmptyRowsRel(const Array<Type>& types, int num_inputs, const
Attrs& attrs,
+ const TypeReporter& reporter) {
+ // types: [sparse_indices, sparse_values, dense_shape, default_value, result]
+ ICHECK_EQ(types.size(), 5);
+ std::vector<Type> fields;
+ auto sparse_indices = types[0].as<TensorTypeNode>();
+ auto ndims = sparse_indices->shape[1];
+ fields.push_back(TensorType(Array<PrimExpr>{Any(), ndims},
tvm::DataType::Int(64)));
+ fields.push_back(TensorType(Array<PrimExpr>{Any()}, tvm::DataType::Int(64)));
+ fields.push_back(TensorType(Array<PrimExpr>{Any()}, tvm::DataType::Int(64)));
+ reporter->Assign(types[types.size() - 1], TupleType(Array<Type>(fields)));
+ return true;
+}
+
+Expr MakeSparseFillEmptyRows(Expr sparse_indices, Expr sparse_values, Expr
dense_shape,
+ Expr default_value) {
+ static const Op& op = Op::Get("sparse_fill_empty_rows");
+ return Call(op, {sparse_indices, sparse_values, dense_shape, default_value},
Attrs(), {});
+}
+
+TVM_REGISTER_GLOBAL("relay.op._make.sparse_fill_empty_rows")
+ .set_body_typed(MakeSparseFillEmptyRows);
+
+RELAY_REGISTER_OP("sparse_fill_empty_rows")
+ .describe(R"code(Return representation of a sparse tensor with empty rows
filled with default
+ value.)code" TVM_ADD_FILELINE)
+ .set_num_inputs(4)
+ .add_argument("sparse_indices", "Tensor",
+ "A 2-D int64 tensor of shape [N, ndims], which specifies the
indices of the"
+ "elements in the sparse tensor that contain nonzero values")
+ .add_argument("sparse_values", "Tensor",
+ "A 1-D tensor[N] which supplies the values for each element
in indices")
+ .add_argument("dense_shape", "Tensor",
+ "A 1-D int64 tensor of shape [ndims], which specifies the
dense_shape of the"
+ "sparse tensor. Takes a list indicating the number of
elements in each dimension")
+ .add_argument("default_value", "Tensor",
Review comment:
Actually I don't know how to directly work with scalars ? So I made it a
tensor of size [1]. I have seen other parts of the codebase use attrs etc. for
scalar ints/floats but those dont apply here. Can you share with me an example
snippet ?
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