/*! \file */
/* ************************************************************************
 * Copyright (C) 2018-2024 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
 * copies 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
 * IMPLIED, 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 CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 * ************************************************************************ */

#include "internal/level2/rocsparse_coomv.h"
#include "../conversion/rocsparse_coo2csr.hpp"
#include "control.h"
#include "rocsparse_coomv.hpp"
#include "utility.h"

#include "coomv_device.h"

template <>
inline bool rocsparse::enum_utils::is_invalid(rocsparse_coomv_alg value_)
{
    switch(value_)
    {
    case rocsparse_coomv_alg_default:
    case rocsparse_coomv_alg_segmented:
    case rocsparse_coomv_alg_atomic:
    {
        return false;
    }
    }
    return true;
};

namespace rocsparse
{
    template <uint32_t BLOCKSIZE, typename I, typename Y, typename U>
    ROCSPARSE_KERNEL(BLOCKSIZE)
    void coomv_scale(I size, U beta_device_host, Y* __restrict__ data)
    {
        auto beta = rocsparse::load_scalar_device_host(beta_device_host);
        if(beta != 1)
        {
            rocsparse::coomv_scale_device<BLOCKSIZE>(size, beta, data);
        }
    }

    template <uint32_t BLOCKSIZE,
              typename I,
              typename A,
              typename X,
              typename Y,
              typename T,
              typename U>
    ROCSPARSE_KERNEL(BLOCKSIZE)
    void coomvn_segmented_loops(int64_t nnz,
                                I       nloops,
                                U       alpha_device_host,
                                const I* __restrict__ coo_row_ind,
                                const I* __restrict__ coo_col_ind,
                                const A* __restrict__ coo_val,
                                const X* __restrict__ x,
                                Y* __restrict__ y,
                                I* __restrict__ row_block_red,
                                T* __restrict__ val_block_red,
                                rocsparse_index_base idx_base)
    {
        auto alpha = rocsparse::load_scalar_device_host(alpha_device_host);
        if(alpha != 0)
        {
            rocsparse::coomvn_segmented_loops_device<BLOCKSIZE>(nnz,
                                                                nloops,
                                                                alpha,
                                                                coo_row_ind,
                                                                coo_col_ind,
                                                                coo_val,
                                                                x,
                                                                y,
                                                                row_block_red,
                                                                val_block_red,
                                                                idx_base);
        }
    }

    template <uint32_t BLOCKSIZE, typename I, typename Y, typename T, typename U>
    ROCSPARSE_KERNEL(BLOCKSIZE)
    void coomvn_segmented_loops_reduce(I nblocks,
                                       U alpha_device_host,
                                       const I* __restrict__ row_block_red,
                                       const T* __restrict__ val_block_red,
                                       Y* __restrict__ y)
    {
        auto alpha = rocsparse::load_scalar_device_host(alpha_device_host);
        if(alpha != 0)
        {
            rocsparse::coomvn_segmented_loops_reduce_device<BLOCKSIZE>(
                nblocks, row_block_red, val_block_red, y);
        }
    }

    template <uint32_t BLOCKSIZE,
              uint32_t LOOPS,
              typename I,
              typename A,
              typename X,
              typename Y,
              typename U>
    ROCSPARSE_KERNEL(BLOCKSIZE)
    void coomvn_atomic_loops(int64_t nnz,
                             U       alpha_device_host,
                             const I* __restrict__ coo_row_ind,
                             const I* __restrict__ coo_col_ind,
                             const A* __restrict__ coo_val,
                             const X* __restrict__ x,
                             Y* __restrict__ y,
                             rocsparse_index_base idx_base)
    {
        auto alpha = rocsparse::load_scalar_device_host(alpha_device_host);
        if(alpha != 0)
        {
            rocsparse::coomvn_atomic_loops_device<BLOCKSIZE, LOOPS>(
                nnz, alpha, coo_row_ind, coo_col_ind, coo_val, x, y, idx_base);
        }
    }

    template <uint32_t BLOCKSIZE, typename I, typename A, typename X, typename Y, typename U>
    ROCSPARSE_KERNEL(BLOCKSIZE)
    void coomvt_kernel(rocsparse_operation trans,
                       int64_t             nnz,
                       U                   alpha_device_host,
                       const I* __restrict__ coo_row_ind,
                       const I* __restrict__ coo_col_ind,
                       const A* __restrict__ coo_val,
                       const X* __restrict__ x,
                       Y* __restrict__ y,
                       rocsparse_index_base idx_base)
    {
        auto alpha = rocsparse::load_scalar_device_host(alpha_device_host);
        if(alpha != 0)
        {
            rocsparse::coomvt_device(
                trans, nnz, alpha, coo_row_ind, coo_col_ind, coo_val, x, y, idx_base);
        }
    }
}

template <typename I, typename A>
rocsparse_status rocsparse::coomv_analysis_template(rocsparse_handle          handle,
                                                    rocsparse_operation       trans,
                                                    rocsparse_coomv_alg       alg,
                                                    I                         m,
                                                    I                         n,
                                                    int64_t                   nnz,
                                                    const rocsparse_mat_descr descr,
                                                    const A*                  coo_val,
                                                    const I*                  coo_row_ind,
                                                    const I*                  coo_col_ind)
{
    // Check for valid handle and matrix descriptor
    ROCSPARSE_CHECKARG_HANDLE(0, handle);
    ROCSPARSE_CHECKARG_POINTER(6, descr);

    // Logging
    rocsparse::log_trace(handle,
                         rocsparse::replaceX<A>("rocsparse_Xcoomv_analysis"),
                         trans,
                         alg,
                         m,
                         n,
                         nnz,
                         (const void*&)descr,
                         (const void*&)coo_val,
                         (const void*&)coo_row_ind,
                         (const void*&)coo_col_ind);

    ROCSPARSE_CHECKARG_ENUM(1, trans);
    ROCSPARSE_CHECKARG_ENUM(2, alg);

    // Check matrix type
    ROCSPARSE_CHECKARG(
        6, descr, (descr->type != rocsparse_matrix_type_general), rocsparse_status_not_implemented);

    // Check sizes
    ROCSPARSE_CHECKARG_SIZE(3, m);
    ROCSPARSE_CHECKARG_SIZE(4, n);
    ROCSPARSE_CHECKARG_SIZE(5, nnz);

    // Quick return if possible
    if(m == 0 || n == 0 || nnz == 0)
    {
        return rocsparse_status_success;
    }

    ROCSPARSE_CHECKARG_ARRAY(7, nnz, coo_val);
    ROCSPARSE_CHECKARG_ARRAY(8, nnz, coo_row_ind);
    ROCSPARSE_CHECKARG_ARRAY(9, nnz, coo_col_ind);

    switch(trans)
    {
    case rocsparse_operation_none:
    {
        if(std::is_same<I, int32_t>() && nnz < std::numeric_limits<int32_t>::max())
        {
            I* max_nnz     = nullptr;
            I* csr_row_ptr = nullptr;
            RETURN_IF_HIP_ERROR(
                rocsparse_hipMallocAsync((void**)&max_nnz, sizeof(I), handle->stream));
            RETURN_IF_HIP_ERROR(rocsparse_hipMallocAsync(
                (void**)&csr_row_ptr, sizeof(I) * (m + 1), handle->stream));
            RETURN_IF_HIP_ERROR(hipMemsetAsync(max_nnz, 0, sizeof(I), handle->stream));

            RETURN_IF_ROCSPARSE_ERROR(rocsparse::coo2csr_template(
                handle, coo_row_ind, (I)nnz, m, csr_row_ptr, descr->base));

            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::csr_max_nnz_per_row<256, I, I>),
                                               dim3((m - 1) / 256 + 1),
                                               dim3(256),
                                               0,
                                               handle->stream,
                                               m,
                                               csr_row_ptr,
                                               max_nnz);

            RETURN_IF_HIP_ERROR(hipMemcpyAsync(&descr->max_nnz_per_row,
                                               max_nnz,
                                               sizeof(I),
                                               hipMemcpyDeviceToHost,
                                               handle->stream));
            RETURN_IF_HIP_ERROR(hipStreamSynchronize(handle->stream));

            RETURN_IF_HIP_ERROR(rocsparse_hipFreeAsync(max_nnz, handle->stream));
            RETURN_IF_HIP_ERROR(rocsparse_hipFreeAsync(csr_row_ptr, handle->stream));
        }
        else
        {
            int64_t* max_nnz     = nullptr;
            int64_t* csr_row_ptr = nullptr;
            RETURN_IF_HIP_ERROR(
                rocsparse_hipMallocAsync((void**)&max_nnz, sizeof(I), handle->stream));

            RETURN_IF_HIP_ERROR(rocsparse_hipMallocAsync(
                (void**)&csr_row_ptr, sizeof(int64_t) * (m + 1), handle->stream));
            RETURN_IF_HIP_ERROR(hipMemsetAsync(max_nnz, 0, sizeof(I), handle->stream));

            RETURN_IF_ROCSPARSE_ERROR(
                rocsparse::coo2csr_template(handle, coo_row_ind, nnz, m, csr_row_ptr, descr->base));

            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR(
                (rocsparse::csr_max_nnz_per_row<256, int64_t, int64_t>),
                dim3((m - 1) / 256 + 1),
                dim3(256),
                0,
                handle->stream,
                m,
                csr_row_ptr,
                max_nnz);

            int64_t local_max_nnz;
            RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                &local_max_nnz, max_nnz, sizeof(int64_t), hipMemcpyDeviceToHost, handle->stream));
            RETURN_IF_HIP_ERROR(hipStreamSynchronize(handle->stream));

            RETURN_IF_HIP_ERROR(rocsparse_hipFreeAsync(max_nnz, handle->stream));
            RETURN_IF_HIP_ERROR(rocsparse_hipFreeAsync(csr_row_ptr, handle->stream));
        }

        break;
    }
    case rocsparse_operation_transpose:
    case rocsparse_operation_conjugate_transpose:
    {
        break;
    }
    }

    return rocsparse_status_success;
}

namespace rocsparse
{
    template <typename I, typename A, typename X, typename Y, typename U>
    static rocsparse_status coomv_atomic_dispatch(rocsparse_handle          handle,
                                                  rocsparse_operation       trans,
                                                  I                         m,
                                                  I                         n,
                                                  int64_t                   nnz,
                                                  U                         alpha_device_host,
                                                  const rocsparse_mat_descr descr,
                                                  const A*                  coo_val,
                                                  const I*                  coo_row_ind,
                                                  const I*                  coo_col_ind,
                                                  const X*                  x,
                                                  U                         beta_device_host,
                                                  Y*                        y)
    {
        // Stream
        hipStream_t stream = handle->stream;

        I ysize = (trans == rocsparse_operation_none) ? m : n;

        if(handle->pointer_mode == rocsparse_pointer_mode_device)
        {
            // Scale y with beta
            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomv_scale<1024>),
                                               dim3((ysize - 1) / 1024 + 1),
                                               dim3(1024),
                                               0,
                                               handle->stream,
                                               ysize,
                                               beta_device_host,
                                               y);
        }
        else
        {
            auto beta = rocsparse::load_scalar_device_host(beta_device_host);
            // If beta == 0.0 we need to set y to 0
            if(beta == 0)
            {
                RETURN_IF_HIP_ERROR(hipMemsetAsync(y, 0, sizeof(Y) * ysize, handle->stream));
            }
            else if(beta != 1)
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomv_scale<1024>),
                                                   dim3((ysize - 1) / 1024 + 1),
                                                   dim3(1024),
                                                   0,
                                                   handle->stream,
                                                   ysize,
                                                   beta,
                                                   y);
            }
        }

        // Run different coomv kernels
        switch(trans)
        {
        case rocsparse_operation_none:
        {
            if(descr->max_nnz_per_row <= 10 * 256)
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomvn_atomic_loops<256, 1>),
                                                   dim3((nnz - 1) / (1 * 256) + 1),
                                                   dim3(256),
                                                   0,
                                                   stream,
                                                   nnz,
                                                   alpha_device_host,
                                                   coo_row_ind,
                                                   coo_col_ind,
                                                   coo_val,
                                                   x,
                                                   y,
                                                   descr->base);
            }
            else
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomvn_atomic_loops<256, 2>),
                                                   dim3((nnz - 1) / (2 * 256) + 1),
                                                   dim3(256),
                                                   0,
                                                   stream,
                                                   nnz,
                                                   alpha_device_host,
                                                   coo_row_ind,
                                                   coo_col_ind,
                                                   coo_val,
                                                   x,
                                                   y,
                                                   descr->base);
            }
            break;
        }
        case rocsparse_operation_transpose:
        case rocsparse_operation_conjugate_transpose:
        {
            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomvt_kernel<1024>),
                                               dim3((nnz - 1) / 1024 + 1),
                                               dim3(1024),
                                               0,
                                               handle->stream,
                                               trans,
                                               nnz,
                                               alpha_device_host,
                                               coo_row_ind,
                                               coo_col_ind,
                                               coo_val,
                                               x,
                                               y,
                                               descr->base);
            break;
        }
        }

        return rocsparse_status_success;
    }

    template <typename T, typename I, typename A, typename X, typename Y, typename U>
    static rocsparse_status coomv_segmented_dispatch(rocsparse_handle          handle,
                                                     rocsparse_operation       trans,
                                                     I                         m,
                                                     I                         n,
                                                     int64_t                   nnz,
                                                     U                         alpha_device_host,
                                                     const rocsparse_mat_descr descr,
                                                     const A*                  coo_val,
                                                     const I*                  coo_row_ind,
                                                     const I*                  coo_col_ind,
                                                     const X*                  x,
                                                     U                         beta_device_host,
                                                     Y*                        y)
    {
        // Stream
        hipStream_t stream = handle->stream;

        I ysize = (trans == rocsparse_operation_none) ? m : n;

        if(handle->pointer_mode == rocsparse_pointer_mode_device)
        {
            // Scale y with beta
            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomv_scale<1024>),
                                               dim3((ysize - 1) / 1024 + 1),
                                               dim3(1024),
                                               0,
                                               handle->stream,
                                               ysize,
                                               beta_device_host,
                                               y);
        }
        else
        {
            auto beta = rocsparse::load_scalar_device_host(beta_device_host);
            // If beta == 0.0 we need to set y to 0
            if(beta == 0)
            {
                RETURN_IF_HIP_ERROR(hipMemsetAsync(y, 0, sizeof(Y) * ysize, handle->stream));
            }
            else if(beta != 1)
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomv_scale<1024>),
                                                   dim3((ysize - 1) / 1024 + 1),
                                                   dim3(1024),
                                                   0,
                                                   handle->stream,
                                                   ysize,
                                                   beta,
                                                   y);
            }
        }

        // Run different coomv kernels
        switch(trans)
        {
        case rocsparse_operation_none:
        {
#define COOMVN_DIM 256

            int maxthreads = handle->properties.maxThreadsPerBlock;
            int nprocs     = 2 * handle->properties.multiProcessorCount;
            int maxblocks  = (nprocs * maxthreads - 1) / COOMVN_DIM + 1;

            I minblocks = (nnz - 1) / COOMVN_DIM + 1;
            I nblocks   = maxblocks < minblocks ? maxblocks : minblocks;
            I nloops    = (nnz - 1) / (COOMVN_DIM * nblocks) + 1;

            // Buffer
            char* ptr = reinterpret_cast<char*>(handle->buffer);
            ptr += 256;

            // row block reduction buffer
            I* row_block_red = reinterpret_cast<I*>(ptr);
            ptr += ((sizeof(I) * nblocks - 1) / 256 + 1) * 256;

            // val block reduction buffer
            T* val_block_red = reinterpret_cast<T*>(ptr);

            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomvn_segmented_loops<COOMVN_DIM>),
                                               dim3(nblocks),
                                               dim3(COOMVN_DIM),
                                               0,
                                               stream,
                                               nnz,
                                               nloops,
                                               alpha_device_host,
                                               coo_row_ind,
                                               coo_col_ind,
                                               coo_val,
                                               x,
                                               y,
                                               row_block_red,
                                               val_block_red,
                                               descr->base);

            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR(
                (rocsparse::coomvn_segmented_loops_reduce<COOMVN_DIM>),
                dim3(1),
                dim3(COOMVN_DIM),
                0,
                stream,
                nblocks,
                alpha_device_host,
                row_block_red,
                val_block_red,
                y);
#undef COOMVN_DIM
            break;
        }
        case rocsparse_operation_transpose:
        case rocsparse_operation_conjugate_transpose:
        {
            RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::coomvt_kernel<1024>),
                                               dim3((nnz - 1) / 1024 + 1),
                                               dim3(1024),
                                               0,
                                               handle->stream,
                                               trans,
                                               nnz,
                                               alpha_device_host,
                                               coo_row_ind,
                                               coo_col_ind,
                                               coo_val,
                                               x,
                                               y,
                                               descr->base);
            break;
        }
        }

        return rocsparse_status_success;
    }

    template <typename T, typename I, typename A, typename X, typename Y, typename U>
    rocsparse_status coomv_dispatch(rocsparse_handle          handle,
                                    rocsparse_operation       trans,
                                    rocsparse_coomv_alg       alg,
                                    I                         m,
                                    I                         n,
                                    int64_t                   nnz,
                                    U                         alpha_device_host,
                                    const rocsparse_mat_descr descr,
                                    const A*                  coo_val,
                                    const I*                  coo_row_ind,
                                    const I*                  coo_col_ind,
                                    const X*                  x,
                                    U                         beta_device_host,
                                    Y*                        y)
    {
        switch(alg)
        {
        case rocsparse_coomv_alg_default:
        case rocsparse_coomv_alg_segmented:
        {
            RETURN_IF_ROCSPARSE_ERROR(rocsparse::coomv_segmented_dispatch<T>(handle,
                                                                             trans,
                                                                             m,
                                                                             n,
                                                                             nnz,
                                                                             alpha_device_host,
                                                                             descr,
                                                                             coo_val,
                                                                             coo_row_ind,
                                                                             coo_col_ind,
                                                                             x,
                                                                             beta_device_host,
                                                                             y));
            return rocsparse_status_success;
        }
        case rocsparse_coomv_alg_atomic:
        {
            RETURN_IF_ROCSPARSE_ERROR(rocsparse::coomv_atomic_dispatch(handle,
                                                                       trans,
                                                                       m,
                                                                       n,
                                                                       nnz,
                                                                       alpha_device_host,
                                                                       descr,
                                                                       coo_val,
                                                                       coo_row_ind,
                                                                       coo_col_ind,
                                                                       x,
                                                                       beta_device_host,
                                                                       y));
            return rocsparse_status_success;
        }
        }

        RETURN_IF_ROCSPARSE_ERROR(rocsparse_status_invalid_value);
    }
}

template <typename T, typename I, typename A, typename X, typename Y>
rocsparse_status rocsparse::coomv_template(rocsparse_handle          handle,
                                           rocsparse_operation       trans,
                                           rocsparse_coomv_alg       alg,
                                           I                         m,
                                           I                         n,
                                           int64_t                   nnz,
                                           const T*                  alpha_device_host,
                                           const rocsparse_mat_descr descr,
                                           const A*                  coo_val,
                                           const I*                  coo_row_ind,
                                           const I*                  coo_col_ind,
                                           const X*                  x,
                                           const T*                  beta_device_host,
                                           Y*                        y)
{
    const rocsparse_int ysize = (trans == rocsparse_operation_none) ? m : n;

    // Quick return if possible
    if(m == 0 || n == 0 || nnz == 0)
    {
        // matrix never accessed however still need to update y vector
        if(ysize > 0)
        {
            if(handle->pointer_mode == rocsparse_pointer_mode_device)
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::scale_array<256>),
                                                   dim3((ysize - 1) / 256 + 1),
                                                   dim3(256),
                                                   0,
                                                   handle->stream,
                                                   ysize,
                                                   y,
                                                   beta_device_host);
            }
            else
            {
                RETURN_IF_HIPLAUNCHKERNELGGL_ERROR((rocsparse::scale_array<256>),
                                                   dim3((ysize - 1) / 256 + 1),
                                                   dim3(256),
                                                   0,
                                                   handle->stream,
                                                   ysize,
                                                   y,
                                                   *beta_device_host);
            }
        }

        return rocsparse_status_success;
    }

    if(handle->pointer_mode == rocsparse_pointer_mode_host
       && *alpha_device_host == static_cast<T>(0) && *beta_device_host == static_cast<T>(1))
    {
        return rocsparse_status_success;
    }

    if(handle->pointer_mode == rocsparse_pointer_mode_device)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse::coomv_dispatch<T>(handle,
                                                               trans,
                                                               alg,
                                                               m,
                                                               n,
                                                               nnz,
                                                               alpha_device_host,
                                                               descr,
                                                               coo_val,
                                                               coo_row_ind,
                                                               coo_col_ind,
                                                               x,
                                                               beta_device_host,
                                                               y));
        return rocsparse_status_success;
    }
    else
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse::coomv_dispatch<T>(handle,
                                                               trans,
                                                               alg,
                                                               m,
                                                               n,
                                                               nnz,
                                                               *alpha_device_host,
                                                               descr,
                                                               coo_val,
                                                               coo_row_ind,
                                                               coo_col_ind,
                                                               x,
                                                               *beta_device_host,
                                                               y));
        return rocsparse_status_success;
    }

    return rocsparse_status_success;
}

namespace rocsparse
{
    template <typename T>
    rocsparse_status rocsparse_coomv_impl(rocsparse_handle          handle,
                                          rocsparse_operation       trans,
                                          rocsparse_int             m,
                                          rocsparse_int             n,
                                          rocsparse_int             nnz,
                                          const T*                  alpha_device_host,
                                          const rocsparse_mat_descr descr,
                                          const T*                  coo_val,
                                          const rocsparse_int*      coo_row_ind,
                                          const rocsparse_int*      coo_col_ind,
                                          const T*                  x,
                                          const T*                  beta_device_host,
                                          T*                        y)
    {
        // Check for valid handle and matrix descriptor
        ROCSPARSE_CHECKARG_HANDLE(0, handle);
        ROCSPARSE_CHECKARG_POINTER(6, descr);

        // Logging
        rocsparse::log_trace(handle,
                             rocsparse::replaceX<T>("rocsparse_Xcoomv"),
                             trans,
                             m,
                             n,
                             nnz,
                             LOG_TRACE_SCALAR_VALUE(handle, alpha_device_host),
                             (const void*&)descr,
                             (const void*&)coo_val,
                             (const void*&)coo_row_ind,
                             (const void*&)coo_col_ind,
                             (const void*&)x,
                             LOG_TRACE_SCALAR_VALUE(handle, beta_device_host),
                             (const void*&)y);

        ROCSPARSE_CHECKARG_ENUM(1, trans);

        // Check matrix type
        ROCSPARSE_CHECKARG(6,
                           descr,
                           (descr->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);

        // Check sizes
        ROCSPARSE_CHECKARG_SIZE(2, m);
        ROCSPARSE_CHECKARG_SIZE(3, n);
        ROCSPARSE_CHECKARG_SIZE(4, nnz);

        const rocsparse_int xsize = (trans == rocsparse_operation_none) ? n : m;
        const rocsparse_int ysize = (trans == rocsparse_operation_none) ? m : n;

        // Check pointer arguments
        ROCSPARSE_CHECKARG_POINTER(5, alpha_device_host);
        ROCSPARSE_CHECKARG_POINTER(11, beta_device_host);

        if(handle->pointer_mode == rocsparse_pointer_mode_host
           && *alpha_device_host == static_cast<T>(0) && *beta_device_host == static_cast<T>(1))
        {
            return rocsparse_status_success;
        }

        // Check the rest of the pointer arguments
        ROCSPARSE_CHECKARG_ARRAY(10, xsize, x);
        ROCSPARSE_CHECKARG_ARRAY(12, ysize, y);

        ROCSPARSE_CHECKARG_ARRAY(7, nnz, coo_val);
        ROCSPARSE_CHECKARG_ARRAY(8, nnz, coo_row_ind);
        ROCSPARSE_CHECKARG_ARRAY(9, nnz, coo_col_ind);

        RETURN_IF_ROCSPARSE_ERROR(rocsparse::coomv_template(handle,
                                                            trans,
                                                            rocsparse_coomv_alg_segmented,
                                                            m,
                                                            n,
                                                            nnz,
                                                            alpha_device_host,
                                                            descr,
                                                            coo_val,
                                                            coo_row_ind,
                                                            coo_col_ind,
                                                            x,
                                                            beta_device_host,
                                                            y));
        return rocsparse_status_success;
    }
}

#define INSTANTIATE(TTYPE, ITYPE)                                               \
    template rocsparse_status rocsparse::coomv_analysis_template<ITYPE, TTYPE>( \
        rocsparse_handle          handle,                                       \
        rocsparse_operation       trans,                                        \
        rocsparse_coomv_alg       coomv_alg,                                    \
        ITYPE                     m,                                            \
        ITYPE                     n,                                            \
        int64_t                   nnz,                                          \
        const rocsparse_mat_descr descr,                                        \
        const TTYPE*              coo_val,                                      \
        const ITYPE*              coo_row_ind,                                  \
        const ITYPE*              coo_col_ind);                                              \
    template rocsparse_status rocsparse::coomv_template<TTYPE, ITYPE>(          \
        rocsparse_handle          handle,                                       \
        rocsparse_operation       trans,                                        \
        rocsparse_coomv_alg       coomv_alg,                                    \
        ITYPE                     m,                                            \
        ITYPE                     n,                                            \
        int64_t                   nnz,                                          \
        const TTYPE*              alpha_device_host,                            \
        const rocsparse_mat_descr descr,                                        \
        const TTYPE*              coo_val,                                      \
        const ITYPE*              coo_row_ind,                                  \
        const ITYPE*              coo_col_ind,                                  \
        const TTYPE*              x,                                            \
        const TTYPE*              beta_device_host,                             \
        TTYPE*                    y);

INSTANTIATE(float, int32_t);
INSTANTIATE(float, int64_t);
INSTANTIATE(double, int32_t);
INSTANTIATE(double, int64_t);
INSTANTIATE(rocsparse_float_complex, int32_t);
INSTANTIATE(rocsparse_float_complex, int64_t);
INSTANTIATE(rocsparse_double_complex, int32_t);
INSTANTIATE(rocsparse_double_complex, int64_t);
#undef INSTANTIATE

#define INSTANTIATE_MIXED_ANALYSIS(ITYPE, ATYPE)                                                    \
    template rocsparse_status rocsparse::coomv_analysis_template(rocsparse_handle    handle,        \
                                                                 rocsparse_operation trans,         \
                                                                 rocsparse_coomv_alg coomv_alg,     \
                                                                 ITYPE               m,             \
                                                                 ITYPE               n,             \
                                                                 int64_t             nnz,           \
                                                                 const rocsparse_mat_descr descr,   \
                                                                 const ATYPE*              coo_val, \
                                                                 const ITYPE* coo_row_ind,          \
                                                                 const ITYPE* coo_col_ind);

INSTANTIATE_MIXED_ANALYSIS(int32_t, int8_t);
INSTANTIATE_MIXED_ANALYSIS(int64_t, int8_t);
#undef INSTANTIATE_MIXED_ANALYSIS

#define INSTANTIATE_MIXED(TTYPE, ITYPE, ATYPE, XTYPE, YTYPE)                                         \
    template rocsparse_status rocsparse::coomv_template(rocsparse_handle          handle,            \
                                                        rocsparse_operation       trans,             \
                                                        rocsparse_coomv_alg       coomv_alg,         \
                                                        ITYPE                     m,                 \
                                                        ITYPE                     n,                 \
                                                        int64_t                   nnz,               \
                                                        const TTYPE*              alpha_device_host, \
                                                        const rocsparse_mat_descr descr,             \
                                                        const ATYPE*              coo_val,           \
                                                        const ITYPE*              coo_row_ind,       \
                                                        const ITYPE*              coo_col_ind,       \
                                                        const XTYPE*              x,                 \
                                                        const TTYPE*              beta_device_host,  \
                                                        YTYPE*                    y);

INSTANTIATE_MIXED(int32_t, int32_t, int8_t, int8_t, int32_t);
INSTANTIATE_MIXED(int32_t, int64_t, int8_t, int8_t, int32_t);
INSTANTIATE_MIXED(float, int32_t, int8_t, int8_t, float);
INSTANTIATE_MIXED(float, int64_t, int8_t, int8_t, float);
INSTANTIATE_MIXED(
    rocsparse_float_complex, int32_t, float, rocsparse_float_complex, rocsparse_float_complex);
INSTANTIATE_MIXED(
    rocsparse_float_complex, int64_t, float, rocsparse_float_complex, rocsparse_float_complex);
INSTANTIATE_MIXED(
    rocsparse_double_complex, int32_t, double, rocsparse_double_complex, rocsparse_double_complex);
INSTANTIATE_MIXED(
    rocsparse_double_complex, int64_t, double, rocsparse_double_complex, rocsparse_double_complex);

INSTANTIATE_MIXED(double, int32_t, float, double, double);
INSTANTIATE_MIXED(double, int64_t, float, double, double);

INSTANTIATE_MIXED(rocsparse_double_complex,
                  int32_t,
                  rocsparse_float_complex,
                  rocsparse_double_complex,
                  rocsparse_double_complex);
INSTANTIATE_MIXED(rocsparse_double_complex,
                  int64_t,
                  rocsparse_float_complex,
                  rocsparse_double_complex,
                  rocsparse_double_complex);

#undef INSTANTIATE_MIXED

/*
 * ===========================================================================
 *    C wrapper
 * ===========================================================================
 */
#define C_IMPL(NAME, TYPE)                                                     \
    extern "C" rocsparse_status NAME(rocsparse_handle          handle,         \
                                     rocsparse_operation       trans,          \
                                     rocsparse_int             m,              \
                                     rocsparse_int             n,              \
                                     rocsparse_int             nnz,            \
                                     const TYPE*               alpha,          \
                                     const rocsparse_mat_descr descr,          \
                                     const TYPE*               coo_val,        \
                                     const rocsparse_int*      coo_row_ind,    \
                                     const rocsparse_int*      coo_col_ind,    \
                                     const TYPE*               x,              \
                                     const TYPE*               beta,           \
                                     TYPE*                     y)              \
    try                                                                        \
    {                                                                          \
        RETURN_IF_ROCSPARSE_ERROR(rocsparse::rocsparse_coomv_impl(handle,      \
                                                                  trans,       \
                                                                  m,           \
                                                                  n,           \
                                                                  nnz,         \
                                                                  alpha,       \
                                                                  descr,       \
                                                                  coo_val,     \
                                                                  coo_row_ind, \
                                                                  coo_col_ind, \
                                                                  x,           \
                                                                  beta,        \
                                                                  y));         \
        return rocsparse_status_success;                                       \
    }                                                                          \
    catch(...)                                                                 \
    {                                                                          \
        RETURN_ROCSPARSE_EXCEPTION();                                          \
    }

C_IMPL(rocsparse_scoomv, float);
C_IMPL(rocsparse_dcoomv, double);
C_IMPL(rocsparse_ccoomv, rocsparse_float_complex);
C_IMPL(rocsparse_zcoomv, rocsparse_double_complex);
#undef C_IMPL
