megenginelite-sys 1.8.2

A safe megenginelite wrapper in Rust
Documentation 
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/**
 * \file dnn/src/common/elemwise_helper.cpp
 * 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.
 */

#include "src/common/elemwise_helper.cuh"
#include "src/common/utils.h"

namespace megdnn {

template <int arity>
void ElemwiseOpParamN<arity>::init_from_given_tensor() {
    megdnn_assert(!size && max_ndim == -1);
    max_ndim = 0;
    for (int i = 0; i < arity; ++i) {
        TensorLayout& layout = param[i].layout;
        layout = layout.collapse_contiguous();
        auto cur = layout.total_nr_elems();
        if (!i) {
            size = cur;
        } else {
            megdnn_assert(size == cur);
        }
        max_ndim = std::max<int>(max_ndim, layout.ndim);
    }
    megdnn_assert(size > 0 && max_ndim > 0);
}

template <int arity>
void ElemwiseOpParamN<arity>::assert_initialized() const {
    megdnn_assert(size, "uninitialized ElemwiseOpParamN");
}

template struct ElemwiseOpParamN<7>;
template struct ElemwiseOpParamN<6>;
template struct ElemwiseOpParamN<5>;
template struct ElemwiseOpParamN<4>;
template struct ElemwiseOpParamN<3>;
template struct ElemwiseOpParamN<2>;
template struct ElemwiseOpParamN<1>;

void ElemwiseOpParamN<0>::assert_initialized() const {
    megdnn_assert(size, "uninitialized ElemwiseOpParamN");
}
}  // namespace megdnn

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