/**
 * 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 round_common_impl.h
 * \brief
 */

#if !defined(__ASCENDC_INCLUDE_INTERNAL_HEADERS__)
#pragma message( \
    "impl/adv_api/detail/math/round/round_common_impl.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/math/round.h\"\" and use public functions or variables defined in interface headers files.")
#define __ASCENDC_INCLUDE_INTERNAL_HEADERS__
#define __UNDEF_ASCENDC_INCLUDE_INTERNAL_HEADERS_MATH_ROUND_ROUND_COMMON_IMPL_H__
#endif
#ifndef IMPL_MATH_ROUND_ROUND_COMMON_IMPL_H
#define IMPL_MATH_ROUND_ROUND_COMMON_IMPL_H
#include "kernel_basic_intf.h"
#include "kernel_tensor.h"
#include "kernel_pop_stack_buffer.h"
#include "kernel_tiling/kernel_tiling.h"
#include "../../common/check.h"
#ifdef ASCENDC_CPU_DEBUG
#include "../../api_check/kernel_check/math/round/round_check.h"
#endif // ASCENDC_CPU_DEBUG
#include "../../api_check/kernel_api_check.h"

#if defined(__NPU_ARCH__) && __NPU_ARCH__ == 2201
#include "round_v220_impl.h"
#elif defined(__NPU_ARCH__) && __NPU_ARCH__ == 2002
#include "round_v200_impl.h"
#endif

#if defined(__NPU_ARCH__) && (__NPU_ARCH__ == 2002 || __NPU_ARCH__ == 2201)
namespace AscendC {

template <typename T, bool isReuseSource = false>
__aicore__ inline void RoundImpl(
    const LocalTensor<T>& dstTensor, const LocalTensor<T>& srcTensor, const LocalTensor<uint8_t>& sharedTmpBuffer,
    const uint32_t calCount)
{
    CHECK_FUNC_HIGHLEVEL_API(Round, (T, isReuseSource), (dstTensor, srcTensor, sharedTmpBuffer, calCount));

    SetMaskCount();
    if constexpr (sizeof(T) == sizeof(half)) {
        RoundComputeCount<half, false>(dstTensor, srcTensor, sharedTmpBuffer, calCount);
    } else {
        RoundComputeCount<float, false>(dstTensor, srcTensor, sharedTmpBuffer, calCount);
    }
    SetMaskNorm();
    ResetMask();
}

template <typename T, bool isReuseSource = false>
__aicore__ inline void RoundImpl(
    const LocalTensor<T>& dstTensor, const LocalTensor<T>& srcTensor, const uint32_t calCount)
{
    // Using the stack space to allocate tmpbuf
    LocalTensor<uint8_t> sharedTmpBuffer;
    bool ret = PopStackBuffer<uint8_t, TPosition::LCM>(sharedTmpBuffer);
    ASCENDC_ASSERT((ret), { KERNEL_LOG(KERNEL_ERROR, "PopStackBuffer Error!"); });
    RoundImpl<T, isReuseSource>(dstTensor, srcTensor, sharedTmpBuffer, calCount);
}
} // namespace AscendC
#endif

#endif // IMPL_MATH_ROUND_ROUND_COMMON_IMPL_H

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