algos.h

/**
 * \file dnn/src/aarch64/conv_bias/fp32/algos.h
 * MegEngine is Licensed under the Apache License, Version 2.0 (the "License")
 *
 * Copyright (c) 2014-2020 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 "src/aarch64/conv_bias/opr_impl.h"
#include "src/fallback/conv_bias/opr_impl.h"

namespace megdnn {
namespace aarch64 {

using FallbackConvBiasImpl = fallback::ConvBiasImpl;
/* ===================== stride-2 algo ===================== */

class ConvBiasImpl::AlgoF32DirectStride2 final : public AlgoBase {
    SmallVector<NCBKern> get_kimpls(const NCBKernSizeParam& param) const;
    bool m_large_group;
public:
    AlgoF32DirectStride2(bool large_group) : m_large_group(large_group) {}
    bool is_reproducible() const override { return true; }
    const char* name() const override {
        return m_large_group ? "ARMV8F32STRD2_LARGE_GROUP"
                             : "ARMV8F32STRD2_SMALL_GROUP";
    }

    bool usable(FallbackConvBiasImpl*, const NCBKernSizeParam& param,
                AlgoSelectionStrategy algo_selection_strategy) const override;

    size_t get_workspace(FallbackConvBiasImpl*,
                         const NCBKernSizeParam& param) const override;

    SmallVector<NCBKern> dispatch_kerns(FallbackConvBiasImpl*,
                                        const NCBKernSizeParam&) const override;
};

}  // namespace aarch64
}  // namespace megdnn

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