/*! \file */
/* ************************************************************************
 * Copyright (C) 2019-2023 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/extra/rocsparse_csrgemm.h"
#include "../conversion/rocsparse_identity.hpp"
#include "csrgemm_device.h"
#include "definitions.h"
#include "rocsparse_csrgemm.hpp"
#include "rocsparse_csrgemm_mult.hpp"
#include "rocsparse_csrgemm_multadd.hpp"
#include "rocsparse_csrgemm_scal.hpp"
#include "utility.h"

template <typename I, typename J, typename T>
static rocsparse_status rocsparse_csrgemm_core(rocsparse_handle          handle,
                                               rocsparse_operation       trans_A,
                                               rocsparse_operation       trans_B,
                                               J                         m,
                                               J                         n,
                                               J                         k,
                                               const T*                  alpha,
                                               const rocsparse_mat_descr descr_A,
                                               I                         nnz_A,
                                               const T*                  csr_val_A,
                                               const I*                  csr_row_ptr_A,
                                               const J*                  csr_col_ind_A,
                                               const rocsparse_mat_descr descr_B,
                                               I                         nnz_B,
                                               const T*                  csr_val_B,
                                               const I*                  csr_row_ptr_B,
                                               const J*                  csr_col_ind_B,
                                               const T*                  beta,
                                               const rocsparse_mat_descr descr_D,
                                               I                         nnz_D,
                                               const T*                  csr_val_D,
                                               const I*                  csr_row_ptr_D,
                                               const J*                  csr_col_ind_D,
                                               const rocsparse_mat_descr descr_C,
                                               T*                        csr_val_C,
                                               const I*                  csr_row_ptr_C,
                                               J*                        csr_col_ind_C,
                                               const rocsparse_mat_info  info_C,
                                               void*                     temp_buffer)
{
    const bool mul = info_C->csrgemm_info->mul;
    const bool add = info_C->csrgemm_info->add;

    if(mul == false && add == true)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_scal_core(handle,
                                                              m,
                                                              n,
                                                              beta,
                                                              descr_D,
                                                              nnz_D,
                                                              csr_val_D,
                                                              csr_row_ptr_D,
                                                              csr_col_ind_D,
                                                              descr_C,
                                                              csr_val_C,
                                                              csr_row_ptr_C,
                                                              csr_col_ind_C,
                                                              info_C,
                                                              temp_buffer));
        return rocsparse_status_success;
    }
    else if(mul == true && add == true)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_multadd_core(handle,
                                                                 trans_A,
                                                                 trans_B,
                                                                 m,
                                                                 n,
                                                                 k,
                                                                 alpha,
                                                                 descr_A,
                                                                 nnz_A,
                                                                 csr_val_A,
                                                                 csr_row_ptr_A,
                                                                 csr_col_ind_A,
                                                                 descr_B,
                                                                 nnz_B,
                                                                 csr_val_B,
                                                                 csr_row_ptr_B,
                                                                 csr_col_ind_B,
                                                                 beta,
                                                                 descr_D,
                                                                 nnz_D,
                                                                 csr_val_D,
                                                                 csr_row_ptr_D,
                                                                 csr_col_ind_D,
                                                                 descr_C,
                                                                 csr_val_C,
                                                                 csr_row_ptr_C,
                                                                 csr_col_ind_C,
                                                                 info_C,
                                                                 temp_buffer));
        return rocsparse_status_success;
    }
    else if(mul == true && add == false)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_mult_core(handle,
                                                              trans_A,
                                                              trans_B,
                                                              m,
                                                              n,
                                                              k,
                                                              alpha,
                                                              descr_A,
                                                              nnz_A,
                                                              csr_val_A,
                                                              csr_row_ptr_A,
                                                              csr_col_ind_A,
                                                              descr_B,
                                                              nnz_B,
                                                              csr_val_B,
                                                              csr_row_ptr_B,
                                                              csr_col_ind_B,
                                                              descr_C,
                                                              csr_val_C,
                                                              csr_row_ptr_C,
                                                              csr_col_ind_C,
                                                              info_C,
                                                              temp_buffer));
        return rocsparse_status_success;
    }
    else
    {
        assert(mul == false && add == false);
        return rocsparse_status_success;
    }
}

template <typename I, typename J, typename T>
rocsparse_status rocsparse_csrgemm_template(rocsparse_handle          handle,
                                            rocsparse_operation       trans_A,
                                            rocsparse_operation       trans_B,
                                            J                         m,
                                            J                         n,
                                            J                         k,
                                            const T*                  alpha,
                                            const rocsparse_mat_descr descr_A,
                                            I                         nnz_A,
                                            const T*                  csr_val_A,
                                            const I*                  csr_row_ptr_A,
                                            const J*                  csr_col_ind_A,
                                            const rocsparse_mat_descr descr_B,
                                            I                         nnz_B,
                                            const T*                  csr_val_B,
                                            const I*                  csr_row_ptr_B,
                                            const J*                  csr_col_ind_B,
                                            const T*                  beta,
                                            const rocsparse_mat_descr descr_D,
                                            I                         nnz_D,
                                            const T*                  csr_val_D,
                                            const I*                  csr_row_ptr_D,
                                            const J*                  csr_col_ind_D,
                                            const rocsparse_mat_descr descr_C,
                                            T*                        csr_val_C,
                                            const I*                  csr_row_ptr_C,
                                            J*                        csr_col_ind_C,
                                            const rocsparse_mat_info  info_C,
                                            void*                     temp_buffer)
{
    const bool mul = info_C->csrgemm_info->mul;
    const bool add = info_C->csrgemm_info->add;

    if(mul == false && add == true)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_scal_template(handle,
                                                                  m,
                                                                  n,
                                                                  beta,
                                                                  descr_D,
                                                                  nnz_D,
                                                                  csr_val_D,
                                                                  csr_row_ptr_D,
                                                                  csr_col_ind_D,
                                                                  descr_C,
                                                                  csr_val_C,
                                                                  csr_row_ptr_C,
                                                                  csr_col_ind_C,
                                                                  info_C,
                                                                  temp_buffer));
        return rocsparse_status_success;
    }
    else if(mul == true && add == true)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_multadd_template(handle,
                                                                     trans_A,
                                                                     trans_B,
                                                                     m,
                                                                     n,
                                                                     k,
                                                                     alpha,
                                                                     descr_A,
                                                                     nnz_A,
                                                                     csr_val_A,
                                                                     csr_row_ptr_A,
                                                                     csr_col_ind_A,
                                                                     descr_B,
                                                                     nnz_B,
                                                                     csr_val_B,
                                                                     csr_row_ptr_B,
                                                                     csr_col_ind_B,
                                                                     beta,
                                                                     descr_D,
                                                                     nnz_D,
                                                                     csr_val_D,
                                                                     csr_row_ptr_D,
                                                                     csr_col_ind_D,
                                                                     descr_C,
                                                                     csr_val_C,
                                                                     csr_row_ptr_C,
                                                                     csr_col_ind_C,
                                                                     info_C,
                                                                     temp_buffer));
        return rocsparse_status_success;
    }
    else if(mul == true && add == false)
    {
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_mult_template(handle,
                                                                  trans_A,
                                                                  trans_B,
                                                                  m,
                                                                  n,
                                                                  k,
                                                                  alpha,
                                                                  descr_A,
                                                                  nnz_A,
                                                                  csr_val_A,
                                                                  csr_row_ptr_A,
                                                                  csr_col_ind_A,
                                                                  descr_B,
                                                                  nnz_B,
                                                                  csr_val_B,
                                                                  csr_row_ptr_B,
                                                                  csr_col_ind_B,
                                                                  descr_C,
                                                                  csr_val_C,
                                                                  csr_row_ptr_C,
                                                                  csr_col_ind_C,
                                                                  info_C,
                                                                  temp_buffer));
        return rocsparse_status_success;
    }
    else
    {
        assert(mul == false && add == false && "discrepancy with the logical dispatch");
        return rocsparse_status_success;
    }
}

template <typename I>
static rocsparse_status rocsparse_csrgemm_checkarg(rocsparse_handle          handle, //0
                                                   rocsparse_operation       trans_A, //1
                                                   rocsparse_operation       trans_B, //2
                                                   int64_t                   m, //3
                                                   int64_t                   n, //4
                                                   int64_t                   k, //5
                                                   const void*               alpha, //6
                                                   const rocsparse_mat_descr descr_A, //7
                                                   int64_t                   nnz_A, //8
                                                   const void*               csr_val_A, //9
                                                   const void*               csr_row_ptr_A, //10
                                                   const void*               csr_col_ind_A, //11
                                                   const rocsparse_mat_descr descr_B, //12
                                                   int64_t                   nnz_B, //13
                                                   const void*               csr_val_B, //14
                                                   const void*               csr_row_ptr_B, //15
                                                   const void*               csr_col_ind_B, //16
                                                   const void*               beta, //17
                                                   const rocsparse_mat_descr descr_D, //18
                                                   int64_t                   nnz_D, //19
                                                   const void*               csr_val_D, //20
                                                   const void*               csr_row_ptr_D, //21
                                                   const void*               csr_col_ind_D, //22
                                                   const rocsparse_mat_descr descr_C, //23
                                                   void*                     csr_val_C, //24
                                                   const I*                  csr_row_ptr_C, //25
                                                   void*                     csr_col_ind_C, //26
                                                   const rocsparse_mat_info  info_C, //27
                                                   void*                     temp_buffer) //28
{
    ROCSPARSE_CHECKARG_HANDLE(0, handle);
    ROCSPARSE_CHECKARG_ENUM(1, trans_A);
    ROCSPARSE_CHECKARG_ENUM(2, trans_B);
    ROCSPARSE_CHECKARG_SIZE(3, m);
    ROCSPARSE_CHECKARG_SIZE(4, n);
    ROCSPARSE_CHECKARG_SIZE(5, k);
    ROCSPARSE_CHECKARG_POINTER(27, info_C);
    ROCSPARSE_CHECKARG(
        27, info_C, (info_C->csrgemm_info == nullptr), rocsparse_status_invalid_pointer);

    const bool mul = info_C->csrgemm_info->mul;
    const bool add = info_C->csrgemm_info->add;

    if(mul == true && add == true)
    {
        ROCSPARSE_CHECKARG_POINTER(27, info_C);
        ROCSPARSE_CHECKARG(
            27, info_C, (info_C->csrgemm_info == nullptr), rocsparse_status_invalid_pointer);
        ROCSPARSE_CHECKARG_SIZE(3, m);
        ROCSPARSE_CHECKARG_SIZE(4, n);
        ROCSPARSE_CHECKARG_SIZE(5, k);
        ROCSPARSE_CHECKARG_SIZE(8, nnz_A);
        ROCSPARSE_CHECKARG_SIZE(13, nnz_B);
        ROCSPARSE_CHECKARG_SIZE(19, nnz_D);

        ROCSPARSE_CHECKARG_POINTER(7, descr_A);
        ROCSPARSE_CHECKARG_POINTER(12, descr_B);
        ROCSPARSE_CHECKARG_POINTER(18, descr_D);
        ROCSPARSE_CHECKARG_POINTER(23, descr_C);

        ROCSPARSE_CHECKARG_POINTER(6, alpha);
        ROCSPARSE_CHECKARG_POINTER(17, beta);

        ROCSPARSE_CHECKARG_ARRAY(10, m, csr_row_ptr_A);
        ROCSPARSE_CHECKARG_ARRAY(15, k, csr_row_ptr_B);
        ROCSPARSE_CHECKARG_ARRAY(21, m, csr_row_ptr_D);
        ROCSPARSE_CHECKARG_ARRAY(25, m, csr_row_ptr_C);

        ROCSPARSE_CHECKARG_ARRAY(11, nnz_A, csr_col_ind_A);
        ROCSPARSE_CHECKARG_ARRAY(16, nnz_B, csr_col_ind_B);
        ROCSPARSE_CHECKARG_ARRAY(22, nnz_D, csr_col_ind_D);

        ROCSPARSE_CHECKARG_ARRAY(9, nnz_A, csr_val_A);
        ROCSPARSE_CHECKARG_ARRAY(14, nnz_B, csr_val_B);
        ROCSPARSE_CHECKARG_ARRAY(20, nnz_D, csr_val_D);

        if(csr_val_C == nullptr || csr_col_ind_C == nullptr)
        {
            I start = 0, end = 0;

            if(csr_row_ptr_C != nullptr)
            {
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &end, &csr_row_ptr_C[m], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &start, &csr_row_ptr_C[0], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipStreamSynchronize(handle->stream));
            }

            const I nnz_C = (end - start);
            ROCSPARSE_CHECKARG_ARRAY(24, nnz_C, csr_val_C);
            ROCSPARSE_CHECKARG_ARRAY(26, nnz_C, csr_col_ind_C);
        }

        ROCSPARSE_CHECKARG(7,
                           descr_A,
                           (descr_A->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(12,
                           descr_B,
                           (descr_B->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(18,
                           descr_D,
                           (descr_D->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(23,
                           descr_C,
                           (descr_C->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);

        const rocsparse_status status = rocsparse_csrgemm_multadd_quickreturn(handle,
                                                                              trans_A,
                                                                              trans_B,
                                                                              m,
                                                                              n,
                                                                              k,
                                                                              alpha,
                                                                              descr_A,
                                                                              nnz_A,
                                                                              csr_val_A,
                                                                              csr_row_ptr_A,
                                                                              csr_col_ind_A,
                                                                              descr_B,
                                                                              nnz_B,
                                                                              csr_val_B,
                                                                              csr_row_ptr_B,
                                                                              csr_col_ind_B,
                                                                              beta,
                                                                              descr_D,
                                                                              nnz_D,
                                                                              csr_val_D,
                                                                              csr_row_ptr_D,
                                                                              csr_col_ind_D,
                                                                              descr_C,
                                                                              csr_val_C,
                                                                              csr_row_ptr_C,
                                                                              csr_col_ind_C,
                                                                              info_C,
                                                                              temp_buffer);
        if(status != rocsparse_status_continue)
        {
            RETURN_IF_ROCSPARSE_ERROR(status);
            return rocsparse_status_success;
        }

        ROCSPARSE_CHECKARG_POINTER(28, temp_buffer);
        ROCSPARSE_CHECKARG(
            1, trans_A, (trans_A != rocsparse_operation_none), rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(
            2, trans_B, (trans_B != rocsparse_operation_none), rocsparse_status_not_implemented);
    }
    else if(mul == true && add == false)
    {
        ROCSPARSE_CHECKARG_POINTER(27, info_C);
        ROCSPARSE_CHECKARG(
            27, info_C, (info_C->csrgemm_info == nullptr), rocsparse_status_invalid_pointer);
        ROCSPARSE_CHECKARG_SIZE(3, m);
        ROCSPARSE_CHECKARG_SIZE(4, n);
        ROCSPARSE_CHECKARG_SIZE(5, k);
        ROCSPARSE_CHECKARG_SIZE(8, nnz_A);
        ROCSPARSE_CHECKARG_SIZE(13, nnz_B);

        ROCSPARSE_CHECKARG_POINTER(7, descr_A);
        ROCSPARSE_CHECKARG_POINTER(12, descr_B);
        ROCSPARSE_CHECKARG_POINTER(23, descr_C);

        ROCSPARSE_CHECKARG_ARRAY(10, m, csr_row_ptr_A);
        ROCSPARSE_CHECKARG_ARRAY(15, k, csr_row_ptr_B);
        ROCSPARSE_CHECKARG_ARRAY(25, m, csr_row_ptr_C);
        ROCSPARSE_CHECKARG_POINTER(6, alpha);

        ROCSPARSE_CHECKARG_ARRAY(9, nnz_A, csr_val_A);
        ROCSPARSE_CHECKARG_ARRAY(11, nnz_A, csr_col_ind_A);

        ROCSPARSE_CHECKARG_ARRAY(14, nnz_B, csr_val_B);
        ROCSPARSE_CHECKARG_ARRAY(16, nnz_B, csr_col_ind_B);

        if(csr_val_C == nullptr || csr_col_ind_C == nullptr)
        {
            I start = 0;
            I end   = 0;

            if(csr_row_ptr_C != nullptr)
            {
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &end, &csr_row_ptr_C[m], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &start, &csr_row_ptr_C[0], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipStreamSynchronize(handle->stream));
            }

            const I nnz_C = (end - start);
            ROCSPARSE_CHECKARG_ARRAY(24, nnz_C, csr_val_C);
            ROCSPARSE_CHECKARG_ARRAY(26, nnz_C, csr_col_ind_C);
        }

        ROCSPARSE_CHECKARG(7,
                           descr_A,
                           (descr_A->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(12,
                           descr_B,
                           (descr_B->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(23,
                           descr_C,
                           (descr_C->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        const rocsparse_status status = rocsparse_csrgemm_mult_quickreturn(handle,
                                                                           trans_A,
                                                                           trans_B,
                                                                           m,
                                                                           n,
                                                                           k,
                                                                           alpha,
                                                                           descr_A,
                                                                           nnz_A,
                                                                           csr_val_A,
                                                                           csr_row_ptr_A,
                                                                           csr_col_ind_A,
                                                                           descr_B,
                                                                           nnz_B,
                                                                           csr_val_B,
                                                                           csr_row_ptr_B,
                                                                           csr_col_ind_B,
                                                                           descr_C,
                                                                           csr_val_C,
                                                                           csr_row_ptr_C,
                                                                           csr_col_ind_C,
                                                                           info_C,
                                                                           temp_buffer);

        if(status != rocsparse_status_continue)
        {
            RETURN_IF_ROCSPARSE_ERROR(status);
            return rocsparse_status_success;
        }

        ROCSPARSE_CHECKARG_POINTER(28, temp_buffer);
        ROCSPARSE_CHECKARG(
            1, trans_A, (trans_A != rocsparse_operation_none), rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(
            2, trans_B, (trans_B != rocsparse_operation_none), rocsparse_status_not_implemented);

        return rocsparse_status_continue;
    }
    else if(mul == false && add == true)
    {
        ROCSPARSE_CHECKARG_POINTER(27, info_C);
        ROCSPARSE_CHECKARG(
            27, info_C, (info_C->csrgemm_info == nullptr), rocsparse_status_invalid_pointer);
        ROCSPARSE_CHECKARG_SIZE(3, m);
        ROCSPARSE_CHECKARG_SIZE(4, n);
        ROCSPARSE_CHECKARG_SIZE(5, k);
        ROCSPARSE_CHECKARG_SIZE(19, nnz_D);
        ROCSPARSE_CHECKARG_POINTER(23, descr_C);
        ROCSPARSE_CHECKARG_POINTER(18, descr_D);

        ROCSPARSE_CHECKARG_ARRAY(20, nnz_D, csr_val_D);
        ROCSPARSE_CHECKARG_ARRAY(21, m, csr_row_ptr_D);
        ROCSPARSE_CHECKARG_ARRAY(22, nnz_D, csr_col_ind_D);

        ROCSPARSE_CHECKARG_ARRAY(25, m, csr_row_ptr_C);
        ROCSPARSE_CHECKARG_POINTER(17, beta);
        ROCSPARSE_CHECKARG(23,
                           descr_C,
                           (descr_C->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);
        ROCSPARSE_CHECKARG(18,
                           descr_D,
                           (descr_D->type != rocsparse_matrix_type_general),
                           rocsparse_status_not_implemented);

        if(csr_val_C == nullptr || csr_col_ind_C == nullptr)
        {
            I start = 0;
            I end   = 0;

            if(csr_row_ptr_C != nullptr)
            {
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &end, &csr_row_ptr_C[m], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipMemcpyAsync(
                    &start, &csr_row_ptr_C[0], sizeof(I), hipMemcpyDeviceToHost, handle->stream));
                RETURN_IF_HIP_ERROR(hipStreamSynchronize(handle->stream));
            }

            const I nnz_C = (end - start);
            ROCSPARSE_CHECKARG_ARRAY(24, nnz_C, csr_val_C);
            ROCSPARSE_CHECKARG_ARRAY(26, nnz_C, csr_col_ind_C);
        }

        const rocsparse_status status = rocsparse_csrgemm_scal_quickreturn(handle,
                                                                           m,
                                                                           n,
                                                                           beta,
                                                                           descr_D,
                                                                           nnz_D,
                                                                           csr_val_D,
                                                                           csr_row_ptr_D,
                                                                           csr_col_ind_D,
                                                                           descr_C,
                                                                           csr_val_C,
                                                                           csr_row_ptr_C,
                                                                           csr_col_ind_C,
                                                                           info_C,
                                                                           temp_buffer);
        if(status != rocsparse_status_continue)
        {
            RETURN_IF_ROCSPARSE_ERROR(status);
            return rocsparse_status_success;
        }

        return rocsparse_status_continue;
    }
    else
    {
        assert(mul == false && add == false && "discrepancy with the logical dispatch");
    }

    return rocsparse_status_continue;
}

#define INSTANTIATE(ITYPE, JTYPE, TTYPE)                                       \
    template rocsparse_status rocsparse_csrgemm_template<ITYPE, JTYPE, TTYPE>( \
        rocsparse_handle          handle,                                      \
        rocsparse_operation       trans_A,                                     \
        rocsparse_operation       trans_B,                                     \
        JTYPE                     m,                                           \
        JTYPE                     n,                                           \
        JTYPE                     k,                                           \
        const TTYPE*              alpha,                                       \
        const rocsparse_mat_descr descr_A,                                     \
        ITYPE                     nnz_A,                                       \
        const TTYPE*              csr_val_A,                                   \
        const ITYPE*              csr_row_ptr_A,                               \
        const JTYPE*              csr_col_ind_A,                               \
        const rocsparse_mat_descr descr_B,                                     \
        ITYPE                     nnz_B,                                       \
        const TTYPE*              csr_val_B,                                   \
        const ITYPE*              csr_row_ptr_B,                               \
        const JTYPE*              csr_col_ind_B,                               \
        const TTYPE*              beta,                                        \
        const rocsparse_mat_descr descr_D,                                     \
        ITYPE                     nnz_D,                                       \
        const TTYPE*              csr_val_D,                                   \
        const ITYPE*              csr_row_ptr_D,                               \
        const JTYPE*              csr_col_ind_D,                               \
        const rocsparse_mat_descr descr_C,                                     \
        TTYPE*                    csr_val_C,                                   \
        const ITYPE*              csr_row_ptr_C,                               \
        JTYPE*                    csr_col_ind_C,                               \
        const rocsparse_mat_info  info_C,                                      \
        void*                     temp_buffer);

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

template <typename... P>
static rocsparse_status rocsparse_csrgemm_impl(P&&... p)
{
    log_trace("rocsparse_Xcsrgemm", p...);
    const rocsparse_status status = rocsparse_csrgemm_checkarg(p...);
    if(status != rocsparse_status_continue)
    {
        RETURN_IF_ROCSPARSE_ERROR(status);
        return rocsparse_status_success;
    }

    RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_core(p...));
    return rocsparse_status_success;
}

#define C_IMPL(NAME, TYPE)                                                    \
    extern "C" rocsparse_status NAME(rocsparse_handle          handle,        \
                                     rocsparse_operation       trans_A,       \
                                     rocsparse_operation       trans_B,       \
                                     rocsparse_int             m,             \
                                     rocsparse_int             n,             \
                                     rocsparse_int             k,             \
                                     const TYPE*               alpha,         \
                                     const rocsparse_mat_descr descr_A,       \
                                     rocsparse_int             nnz_A,         \
                                     const TYPE*               csr_val_A,     \
                                     const rocsparse_int*      csr_row_ptr_A, \
                                     const rocsparse_int*      csr_col_ind_A, \
                                     const rocsparse_mat_descr descr_B,       \
                                     rocsparse_int             nnz_B,         \
                                     const TYPE*               csr_val_B,     \
                                     const rocsparse_int*      csr_row_ptr_B, \
                                     const rocsparse_int*      csr_col_ind_B, \
                                     const TYPE*               beta,          \
                                     const rocsparse_mat_descr descr_D,       \
                                     rocsparse_int             nnz_D,         \
                                     const TYPE*               csr_val_D,     \
                                     const rocsparse_int*      csr_row_ptr_D, \
                                     const rocsparse_int*      csr_col_ind_D, \
                                     const rocsparse_mat_descr descr_C,       \
                                     TYPE*                     csr_val_C,     \
                                     const rocsparse_int*      csr_row_ptr_C, \
                                     rocsparse_int*            csr_col_ind_C, \
                                     const rocsparse_mat_info  info_C,        \
                                     void*                     temp_buffer)   \
    try                                                                       \
    {                                                                         \
        RETURN_IF_ROCSPARSE_ERROR(rocsparse_csrgemm_impl(handle,              \
                                                         trans_A,             \
                                                         trans_B,             \
                                                         m,                   \
                                                         n,                   \
                                                         k,                   \
                                                         alpha,               \
                                                         descr_A,             \
                                                         nnz_A,               \
                                                         csr_val_A,           \
                                                         csr_row_ptr_A,       \
                                                         csr_col_ind_A,       \
                                                         descr_B,             \
                                                         nnz_B,               \
                                                         csr_val_B,           \
                                                         csr_row_ptr_B,       \
                                                         csr_col_ind_B,       \
                                                         beta,                \
                                                         descr_D,             \
                                                         nnz_D,               \
                                                         csr_val_D,           \
                                                         csr_row_ptr_D,       \
                                                         csr_col_ind_D,       \
                                                         descr_C,             \
                                                         csr_val_C,           \
                                                         csr_row_ptr_C,       \
                                                         csr_col_ind_C,       \
                                                         info_C,              \
                                                         temp_buffer));       \
        return rocsparse_status_success;                                      \
    }                                                                         \
    catch(...)                                                                \
    {                                                                         \
        RETURN_ROCSPARSE_EXCEPTION();                                         \
    }

C_IMPL(rocsparse_scsrgemm, float);
C_IMPL(rocsparse_dcsrgemm, double);
C_IMPL(rocsparse_ccsrgemm, rocsparse_float_complex);
C_IMPL(rocsparse_zcsrgemm, rocsparse_double_complex);
#undef C_IMPL
