/**
* Copyright (c) 2026 Huawei Technologies Co., Ltd.
* This program is free software, you can redistribute it and/or modify it under the terms and conditions of
* CANN Open Software License Agreement Version 2.0 (the "License").
* Please refer to the License for details. You may not use this file except in compliance with the License.
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED,
* INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT, MERCHANTABILITY, OR FITNESS FOR A PARTICULAR PURPOSE.
* See LICENSE in the root of the software repository for the full text of the License.
*/

#if !defined(ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS)
#warning "impl/tensor_api/arch/cube/mmad/mmad.h is an internal header file and must not be used directly. Functions or variables defined in this file maybe removed in the future. Please use "#include "tensor_api/tensor.h"" and use public functions or variables defined in interface headers files."
#define ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS
#define UNDEF_ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS_ASCENDC
#endif

/*!
* \file mmad.h
* \brief
*/
#ifndef IMPL_TENSOR_API_ARCH_CUBE_MMAD_MMAD_H
#define IMPL_TENSOR_API_ARCH_CUBE_MMAD_MMAD_H

#include "impl/tensor_api/arch/cube/mmad/mmad_routing.h"

namespace AscendC {
namespace Te {

constexpr MmadTrait DEFAULT_MMAD_TRAIT;

constexpr MmadParams defaultMmadParams = {0, 0, 0, 0, true};

constexpr MmadParams defaultMmadWithBiasParams = {0, 0, 0, 0, false};

struct MmadTraitDefault {
    using TraitType = MmadTrait;
    static constexpr const TraitType value = DEFAULT_MMAD_TRAIT;
};

struct MmadOperation {
public:
    template <typename Tp, const Tp& traits, typename... Args>
    __aicore__ inline static void Mmad(const Args& ...args)
    {
        if ASCEND_IS_AIC {
            MmadImpl<traits, Args...>(args...);
        }
    }

private:
    template <const MmadTrait& trait = DEFAULT_MMAD_TRAIT, typename T, typename U, typename S, typename Params>
    __aicore__ inline static void MmadImpl(const T& dst, const U& fm, const S& filter, const Params& params)
    {
        using dstPos = GetMemLocation<T>;
        using fmPos = GetMemLocation<U>;
        using filterPos = GetMemLocation<S>;
        using Tensor2Tensor = typename MmadTensor2Tensor<dstPos, fmPos, filterPos, Location::INVALID, CURRENT_ARCH_VERSION>::type;
        Tensor2Tensor::template Run<trait>(dst, fm, filter, params);
    }

    template <const MmadTrait& trait = DEFAULT_MMAD_TRAIT, typename T, typename U, typename S, typename V, typename Params>
    __aicore__ inline static void MmadImpl(const T& dst, const U& fm, const S& filter, const V& bias, const Params& params)
    {
        using dstPos = GetMemLocation<T>;
        using fmPos = GetMemLocation<U>;
        using filterPos = GetMemLocation<S>;
        using biasPos = GetMemLocation<V>;
        using Tensor2Tensor = typename MmadTensor2Tensor<dstPos, fmPos, filterPos, biasPos, CURRENT_ARCH_VERSION>::type;
        Tensor2Tensor::template Run<trait>(dst, fm, filter, bias, params);
    }
};

}
}

#endif // IMPL_TENSOR_API_ARCH_CUBE_MMAD_MMAD_H

#if defined(UNDEF_ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS_ASCENDC)
#undef ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS
#undef UNDEF_ASCENDC_TENSOR_API_INCLUDE_COMPILER_INTERNAL_HEADERS_ASCENDC
#endif