/**
 * \file dnn/src/naive/split/opr_impl.h
 * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
 *
 * Copyright (c) 2014-2021 Megvii Inc. All rights reserved.
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT ARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 */
#pragma once
#include "megdnn/oprs.h"

namespace megdnn {
namespace naive {

class SplitForwardImpl : public SplitForward {
public:
    using SplitForward::SplitForward;
    void exec(
            _megdnn_tensor_in src, const TensorNDArray& dsts,
            _megdnn_workspace workspace) override;
    size_t get_workspace_in_bytes(
            const TensorLayout&, const TensorLayoutArray& dsts) override {
        return sizeof(size_t) * dsts.size();
    }

private:
    template <typename T>
    void exec_internal(
            _megdnn_tensor_in src, const TensorNDArray& dsts,
            _megdnn_workspace workspace_size);
};

}  // namespace naive
}  // namespace megdnn

// vim: syntax=cpp.doxygen