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Remove the unused _backward_add op
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ptrendx committed Mar 5, 2020
1 parent 37d81c8 commit f86da86
Showing 1 changed file with 0 additions and 20 deletions.
20 changes: 0 additions & 20 deletions src/operator/tensor/elemwise_binary_op_basic.cc
Original file line number Diff line number Diff line change
Expand Up @@ -156,26 +156,6 @@ static inline bool ElemwiseAddBackwardStorageType(const nnvm::NodeAttrs& attrs,
return ret;
}

NNVM_REGISTER_OP(_backward_add)
.set_num_inputs(1)
.set_num_outputs(2)
.set_attr<nnvm::TIsBackward>("TIsBackward", true)
.set_attr<nnvm::FInplaceOption>("FInplaceOption",
[](const NodeAttrs &attrs) {
return std::vector<std::pair<int, int> >{{0, 0},
{0, 1}};
})
#if MXNET_USE_MKLDNN == 1
.set_attr<FResourceRequest>("FResourceRequest", [](const NodeAttrs& n) {
return std::vector<ResourceRequest>{ResourceRequest::kTempSpace};
})
.set_attr<bool>("TIsMKLDNN", true)
#endif
.set_attr<FCompute>("FCompute<cpu>", ElemwiseBinaryOp::BackwardUseNone<
cpu, mshadow_op::identity, mshadow_op::identity>)
.set_attr<FComputeEx>("FComputeEx<cpu>", _backward_ElemwiseAddEx)
.set_attr<FInferStorageType>("FInferStorageType", ElemwiseAddBackwardStorageType);

MXNET_OPERATOR_REGISTER_BINARY_WITH_SPARSE_CPU_PD(elemwise_sub, op::mshadow_op::minus)
MXNET_ADD_SPARSE_OP_ALIAS(elemwise_sub)
.add_alias("_sub").add_alias("_minus").add_alias("_Minus")
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