
/* ************************************************************************
 * Copyright (C) 2016-2024 Advanced Micro Devices, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell cop-
 * ies of the Software, and to permit persons to whom the Software is furnished
 * to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IM-
 * PLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNE-
 * CTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 * ************************************************************************ */
#pragma once

#include "int64_helpers.hpp"
#include "logging.hpp"
#include "rocblas_hbmv.hpp"

namespace
{
    template <typename>
    constexpr char rocblas_hbmv_name[] = "unknown";
    template <>
    constexpr char rocblas_hbmv_name<rocblas_float_complex>[]
        = ROCBLAS_API_STR(rocblas_chbmv_strided_batched);
    template <>
    constexpr char rocblas_hbmv_name<rocblas_double_complex>[]
        = ROCBLAS_API_STR(rocblas_zhbmv_strided_batched);

    template <typename API_INT, typename T>
    rocblas_status rocblas_hbmv_strided_batched_impl(rocblas_handle handle,
                                                     rocblas_fill   uplo,
                                                     API_INT        n,
                                                     API_INT        k,
                                                     const T*       alpha,
                                                     const T*       A,
                                                     API_INT        lda,
                                                     rocblas_stride stride_A,
                                                     const T*       x,
                                                     API_INT        incx,
                                                     rocblas_stride stride_x,
                                                     const T*       beta,
                                                     T*             y,
                                                     API_INT        incy,
                                                     rocblas_stride stride_y,
                                                     API_INT        batch_count)
    {
        if(!handle)
            return rocblas_status_invalid_handle;
        RETURN_ZERO_DEVICE_MEMORY_SIZE_IF_QUERIED(handle);

        auto   layer_mode     = handle->layer_mode;
        auto   check_numerics = handle->check_numerics;
        Logger logger;
        if(layer_mode
           & (rocblas_layer_mode_log_trace | rocblas_layer_mode_log_bench
              | rocblas_layer_mode_log_profile))
        {
            auto uplo_letter = rocblas_fill_letter(uplo);

            if(layer_mode & rocblas_layer_mode_log_trace)
                logger.log_trace(handle,
                                 rocblas_hbmv_name<T>,
                                 uplo,
                                 n,
                                 k,
                                 LOG_TRACE_SCALAR_VALUE(handle, alpha),
                                 A,
                                 lda,
                                 stride_A,
                                 x,
                                 incx,
                                 stride_x,
                                 LOG_TRACE_SCALAR_VALUE(handle, beta),
                                 y,
                                 incy,
                                 stride_y,
                                 batch_count);

            if(layer_mode & rocblas_layer_mode_log_bench)
                logger.log_bench(handle,
                                 ROCBLAS_API_BENCH " -f hbmv_strided_batched -r",
                                 rocblas_precision_string<T>,
                                 "--uplo",
                                 uplo_letter,
                                 "-n",
                                 n,
                                 "-k",
                                 k,
                                 LOG_BENCH_SCALAR_VALUE(handle, alpha),
                                 "--lda",
                                 lda,
                                 "--stride_a",
                                 stride_A,
                                 "--incx",
                                 incx,
                                 "--stride_x",
                                 stride_x,
                                 LOG_BENCH_SCALAR_VALUE(handle, beta),
                                 "--incy",
                                 incy,
                                 "--stride_y",
                                 stride_y,
                                 "--batch_count",
                                 batch_count);

            if(layer_mode & rocblas_layer_mode_log_profile)
                logger.log_profile(handle,
                                   rocblas_hbmv_name<T>,
                                   "uplo",
                                   uplo_letter,
                                   "N",
                                   n,
                                   "k",
                                   k,
                                   "lda",
                                   lda,
                                   "stride_a",
                                   stride_A,
                                   "incx",
                                   incx,
                                   "stride_x",
                                   stride_x,
                                   "incy",
                                   incy,
                                   "stride_y",
                                   stride_y,
                                   "batch_count",
                                   batch_count);
        }

        rocblas_status arg_status = rocblas_hbmv_arg_check<API_INT>(handle,
                                                                    uplo,
                                                                    n,
                                                                    k,
                                                                    alpha,
                                                                    A,
                                                                    0,
                                                                    lda,
                                                                    stride_A,
                                                                    x,
                                                                    0,
                                                                    incx,
                                                                    stride_x,
                                                                    beta,
                                                                    y,
                                                                    0,
                                                                    incy,
                                                                    stride_y,
                                                                    batch_count);
        if(arg_status != rocblas_status_continue)
            return arg_status;

        if(check_numerics)
        {
            bool           is_input = true;
            rocblas_status hbmv_check_numerics_status
                = rocblas_hbmv_check_numerics(rocblas_hbmv_name<T>,
                                              handle,
                                              n,
                                              k,
                                              A,
                                              0,
                                              lda,
                                              stride_A,
                                              x,
                                              0,
                                              incx,
                                              stride_x,
                                              y,
                                              0,
                                              incy,
                                              stride_y,
                                              batch_count,
                                              check_numerics,
                                              is_input);
            if(hbmv_check_numerics_status != rocblas_status_success)
                return hbmv_check_numerics_status;
        }

        rocblas_status status = ROCBLAS_API(rocblas_internal_hbmv_launcher)(handle,
                                                                            uplo,
                                                                            n,
                                                                            k,
                                                                            alpha,
                                                                            A,
                                                                            0,
                                                                            lda,
                                                                            stride_A,
                                                                            x,
                                                                            0,
                                                                            incx,
                                                                            stride_x,
                                                                            beta,
                                                                            y,
                                                                            0,
                                                                            incy,
                                                                            stride_y,
                                                                            batch_count);
        if(status != rocblas_status_success)
            return status;

        if(check_numerics)
        {
            bool           is_input = false;
            rocblas_status hbmv_check_numerics_status
                = rocblas_hbmv_check_numerics(rocblas_hbmv_name<T>,
                                              handle,
                                              n,
                                              k,
                                              A,
                                              0,
                                              lda,
                                              stride_A,
                                              x,
                                              0,
                                              incx,
                                              stride_x,
                                              y,
                                              0,
                                              incy,
                                              stride_y,
                                              batch_count,
                                              check_numerics,
                                              is_input);
            if(hbmv_check_numerics_status != rocblas_status_success)
                return hbmv_check_numerics_status;
        }
        return status;
    }

} // namespace

/*
* ===========================================================================
*    C wrapper
* ===========================================================================
*/

#ifdef IMPL
#error IMPL ALREADY DEFINED
#endif

#define IMPL(routine_name_, TI_, T_)                                    \
    rocblas_status routine_name_(rocblas_handle  handle,                \
                                 rocblas_fill    uplo,                  \
                                 TI_             n,                     \
                                 TI_             k,                     \
                                 const T_* const alpha,                 \
                                 const T_*       A,                     \
                                 TI_             lda,                   \
                                 rocblas_stride  strideA,               \
                                 const T_*       x,                     \
                                 TI_             incx,                  \
                                 rocblas_stride  stridex,               \
                                 const T_*       beta,                  \
                                 T_*             y,                     \
                                 TI_             incy,                  \
                                 rocblas_stride  stridey,               \
                                 TI_             batch_count)           \
    try                                                                 \
    {                                                                   \
        return rocblas_hbmv_strided_batched_impl<TI_, T_>(handle,       \
                                                          uplo,         \
                                                          n,            \
                                                          k,            \
                                                          alpha,        \
                                                          A,            \
                                                          lda,          \
                                                          strideA,      \
                                                          x,            \
                                                          incx,         \
                                                          stridex,      \
                                                          beta,         \
                                                          y,            \
                                                          incy,         \
                                                          stridey,      \
                                                          batch_count); \
    }                                                                   \
    catch(...)                                                          \
    {                                                                   \
        return exception_to_rocblas_status();                           \
    }

#define INST_HBMV_STRIDED_BATCHED_C_API(TI_)                                       \
    extern "C" {                                                                   \
    IMPL(ROCBLAS_API(rocblas_chbmv_strided_batched), TI_, rocblas_float_complex);  \
    IMPL(ROCBLAS_API(rocblas_zhbmv_strided_batched), TI_, rocblas_double_complex); \
    } // extern "C"
