/**
 * Copyright (c) 2025 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.
 */

/*!
 * \file matmul_unit_flag.h
 * \brief matmul unit flag manager
 */

#if !defined(__ASCENDC_INCLUDE_INTERNAL_HEADERS__)
#pragma message( \
    "impl/adv_api/detail/matmul/param/matmul_unit_flag.h is an internal header file and must not be used directly. Functions or variables defined in this file may be removed in the future. Please use \"#include \"adv_api/matmul/matmul.h\"\" and use public functions or variables defined in interface headers files.")
#define __ASCENDC_INCLUDE_INTERNAL_HEADERS__
#define __UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_DETAIL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H__
#endif

#ifndef IMPL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H
#define IMPL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H

#include "../utils/matmul_module.h"

namespace AscendC {
namespace Impl {
namespace Detail {
template <typename IMPL, const auto& MM_CFG, typename = void>
class MatmulUnitFlag {
public:
    __aicore__ inline uint8_t GetUnitFlag(bool isLast)
    {
        if constexpr (EnUnitFlag(MM_CFG)) {
            return isLast ? UNIT_FLAG_SET : UNIT_FLAG_CHECK;
        } else {
            return 0;
        }
    }
};

template <typename IMPL, const auto& MM_CFG>
class MatmulUnitFlag<IMPL, MM_CFG, enable_if_t<!MatmulFeatureTrait<MM_CFG>::IsUnitFlagEnabled()>> {
public:
    __aicore__ inline uint8_t GetUnitFlag(bool isLast) { return 0; }
};
} // namespace Detail
} // namespace Impl
} // namespace AscendC
#endif // IMPL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H

#if defined(__UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_DETAIL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H__)
#undef __ASCENDC_INCLUDE_INTERNAL_HEADERS__
#undef __UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_DETAIL_MATMUL_PARAM_MATMUL_UNIT_FLAG_H__
#endif