OpenBLAS/utest/test_extensions/test_cgeadd.c

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#include "utest/openblas_utest.h"
#include "common.h"

#define N 100
#define M 100

struct DATA_CGEADD {
    float a_test[M * N * 2];
    float c_test[M * N * 2];
    float c_verify[M * N * 2];
};

#ifdef BUILD_COMPLEX
static struct DATA_CGEADD data_cgeadd;

/**
 * cgeadd reference implementation
 *
 * param m - number of rows of A and C
 * param n - number of columns of A and C
 * param alpha - scaling factor for matrix A
 * param aptr - refer to matrix A
 * param lda - leading dimension of A
 * param beta - scaling factor for matrix C
 * param cptr - refer to matrix C
 * param ldc - leading dimension of C
 */
static void cgeadd_trusted(blasint m, blasint n, float *alpha, float *aptr,
                           blasint lda, float *beta, float *cptr, blasint ldc)
{
    blasint i;
    blasint one=1;

    lda *= 2; 
	ldc *= 2;

    for (i = 0; i < n; i++)
    {
        BLASFUNC(caxpby)(&m, alpha, aptr, &one, beta, cptr, &one);
        aptr += lda;
        cptr += ldc;
    }
}

/**
 * Test cgeadd by comparing it against reference
 * Compare with the following options:
 *
 * param api - specifies Fortran or C API
 * param order - specifies whether A and C stored in
 * row-major order or column-major order
 * param m - number of rows of A and C
 * param n - number of columns of A and C
 * param alpha - scaling factor for matrix A
 * param lda - leading dimension of A
 * param beta - scaling factor for matrix C
 * param ldc - leading dimension of C
 * return norm of differences
 */
static float check_cgeadd(char api, OPENBLAS_CONST enum CBLAS_ORDER order,
                          blasint m, blasint n, float *alpha, blasint lda,
                          float *beta, blasint ldc)
{
    blasint i;
    blasint cols = m, rows = n;

    if (order == CblasRowMajor)
    {
        rows = m;
        cols = n;
    }

    // Fill matrix A, C
    srand_generate(data_cgeadd.a_test, lda * rows * 2);
    srand_generate(data_cgeadd.c_test, ldc * rows * 2);

    // Copy matrix C for cgeadd
    for (i = 0; i < ldc * rows * 2; i++)
        data_cgeadd.c_verify[i] = data_cgeadd.c_test[i];

    cgeadd_trusted(cols, rows, alpha, data_cgeadd.a_test, lda,
                   beta, data_cgeadd.c_verify, ldc);

    if (api == 'F')
        BLASFUNC(cgeadd)(&m, &n, alpha, data_cgeadd.a_test, &lda,
                         beta, data_cgeadd.c_test, &ldc);
#ifndef NO_CBLAS
    else
        cblas_cgeadd(order, m, n, alpha, data_cgeadd.a_test, lda,
                     beta, data_cgeadd.c_test, ldc);
#endif

    // Find the differences between output matrix caculated by cgeadd and sgemm
    return smatrix_difference(data_cgeadd.c_test, data_cgeadd.c_verify, cols, rows, ldc*2);
}

/**
 * Check if error function was called with expected function name
 * and param info
 *
 * param api - specifies Fortran or C API
 * param order - specifies whether A and C stored in
 * row-major order or column-major order
 * param m - number of rows of A and C
 * param n - number of columns of A and C
 * param lda - leading dimension of A
 * param ldc - leading dimension of C
 * param expected_info - expected invalid parameter number in cgeadd
 * return TRUE if everything is ok, otherwise FALSE
 */
static int check_badargs(char api, OPENBLAS_CONST enum CBLAS_ORDER order,
                         blasint m, blasint n, blasint lda,
                         blasint ldc, int expected_info)
{
    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    set_xerbla("CGEADD ", expected_info);

    if (api == 'F')
        BLASFUNC(cgeadd)(&m, &n, alpha, data_cgeadd.a_test, &lda,
                         beta, data_cgeadd.c_test, &ldc);
#ifndef NO_CBLAS
    else 
        cblas_cgeadd(order, m, n, alpha, data_cgeadd.a_test, lda,
                 beta, data_cgeadd.c_test, ldc);
#endif

    return check_error();
}

/**
 * Fortran API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 */
CTEST(cgeadd, matrix_n_100_m_100)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {3.0f, 2.0f};
    float beta[] = {1.0f, 3.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalar alpha is zero (operation is C:=beta*C)
 */
CTEST(cgeadd, matrix_n_100_m_100_alpha_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {0.0f, 0.0f};
    float beta[] = {2.5f, 1.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalar beta is zero (operation is C:=alpha*A)
 */
CTEST(cgeadd, matrix_n_100_m_100_beta_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {3.0f, 1.5f};
    float beta[] = {0.0f, 0.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalars alpha, beta is zero (operation is C:= 0)
 */
CTEST(cgeadd, matrix_n_100_m_100_alpha_beta_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {0.0f, 0.0f};
    float beta[] = {0.0f, 0.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 50, number of colums is 100
 * For C number of rows is 50, number of colums is 100
 */
CTEST(cgeadd, matrix_n_100_m_50)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M / 2;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Test error function for an invalid param n -
 * number of columns of A and C
 * Must be at least zero.
 */
CTEST(cgeadd, xerbla_n_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = INVALID;
    blasint m = 1;

    blasint lda = m;
    blasint ldc = m;

    int expected_info = 2;

    int passed = check_badargs('F', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * Fortran API specific tests
 * Test error function for an invalid param m -
 * number of rows of A and C
 * Must be at least zero.
 */
CTEST(cgeadd, xerbla_m_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = INVALID;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 1;

    int passed = check_badargs('F', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * Fortran API specific test
 * Test error function for an invalid param lda -
 * specifies the leading dimension of A. Must be at least MAX(1, m).
 */
CTEST(cgeadd, xerbla_lda_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = INVALID;
    blasint ldc = 1;

    int expected_info = 5;

    int passed = check_badargs('F', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * Fortran API specific test
 * Test error function for an invalid param ldc -
 * specifies the leading dimension of C. Must be at least MAX(1, m).
 */
CTEST(cgeadd, xerbla_ldc_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = INVALID;

    int expected_info = 8;

    int passed = check_badargs('F', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * Fortran API specific test
 * Check if n - number of columns of A, C equal zero.
 */
CTEST(cgeadd, n_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 0;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = 1;

    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * Fortran API specific test
 * Check if m - number of rows of A and C equal zero.
 */
CTEST(cgeadd, m_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 0;

    blasint lda = 1;
    blasint ldc = 1;

    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('F', order, m, n, alpha, lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}
#ifndef NO_CBLAS
/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is column-major order
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 */
CTEST(cgeadd, c_api_matrix_n_100_m_100)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {2.0f, 1.0f};
    float beta[] = {1.0f, 3.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is row-major order
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 */
CTEST(cgeadd, c_api_matrix_n_100_m_100_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {4.0f, 1.5f};
    float beta[] = {2.0f, 1.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is row-major order
 * For A number of rows is 50, number of colums is 100
 * For C number of rows is 50, number of colums is 100
 */
CTEST(cgeadd, c_api_matrix_n_50_m_100_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = N / 2;
    blasint m = M;

    blasint lda = n;
    blasint ldc = n;

    float alpha[] = {3.0f, 2.5f};
    float beta[] = {1.0f, 2.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is column-major order
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalar alpha is zero (operation is C:=beta*C)
 */
CTEST(cgeadd, c_api_matrix_n_100_m_100_alpha_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {0.0f, 0.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is column-major order
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalar beta is zero (operation is C:=alpha*A)
 */
CTEST(cgeadd, c_api_matrix_n_100_m_100_beta_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {3.0f, 1.5f};
    float beta[] = {0.0f, 0.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * c api option order is column-major order
 * For A number of rows is 100, number of colums is 100
 * For C number of rows is 100, number of colums is 100
 * Scalars alpha, beta is zero (operation is C:= 0)
 */
CTEST(cgeadd, c_api_matrix_n_100_m_100_alpha_beta_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {0.0f, 0.0f};
    float beta[] = {0.0f, 0.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test cgeadd by comparing it against sgemm
 * with the following options:
 *
 * For A number of rows is 50, number of colums is 100
 * For C number of rows is 50, number of colums is 100
 */
CTEST(cgeadd, c_api_matrix_n_100_m_50)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = N;
    blasint m = M / 2;

    blasint lda = m;
    blasint ldc = m;

    float alpha[] = {2.0f, 3.0f};
    float beta[] = {2.0f, 4.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Test error function for an invalid param order -
 * specifies whether A and C stored in
 * row-major order or column-major order
 */
CTEST(cgeadd, c_api_xerbla_invalid_order)
{
    CBLAS_ORDER order = INVALID;

    blasint n = 1;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 0;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param n -
 * number of columns of A and C.
 * Must be at least zero.
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_xerbla_n_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = INVALID;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 2;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param n -
 * number of columns of A and C.
 * Must be at least zero.
 *
 * c api option order is row-major order
 */
CTEST(cgeadd, c_api_xerbla_n_invalid_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = INVALID;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 2;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param m -
 * number of rows of A and C
 * Must be at least zero.
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_xerbla_m_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = INVALID;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 1;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param m -
 * number of rows of A and C
 * Must be at least zero.
 *
 * c api option order is row-major order
 */
CTEST(cgeadd, c_api_xerbla_m_invalid_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = 1;
    blasint m = INVALID;

    blasint lda = 1;
    blasint ldc = 1;

    int expected_info = 1;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param lda -
 * specifies the leading dimension of A. Must be at least MAX(1, m).
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_xerbla_lda_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = INVALID;
    blasint ldc = 1;

    int expected_info = 5;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param lda -
 * specifies the leading dimension of A. Must be at least MAX(1, m).
 *
 * c api option order is row-major order
 */
CTEST(cgeadd, c_api_xerbla_lda_invalid_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = INVALID;
    blasint ldc = 1;

    int expected_info = 5;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param ldc -
 * specifies the leading dimension of C. Must be at least MAX(1, m).
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_xerbla_ldc_invalid)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = INVALID;

    int expected_info = 8;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Test error function for an invalid param ldc -
 * specifies the leading dimension of C. Must be at least MAX(1, m).
 *
 * c api option order is row-major order
 */
CTEST(cgeadd, c_api_xerbla_ldc_invalid_row_major)
{
    CBLAS_ORDER order = CblasRowMajor;

    blasint n = 1;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = INVALID;

    int expected_info = 8;

    int passed = check_badargs('C', order, m, n, lda, ldc, expected_info);
    ASSERT_EQUAL(TRUE, passed);
}

/**
 * C API specific test
 * Check if n - number of columns of A, C equal zero.
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_n_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 0;
    blasint m = 1;

    blasint lda = 1;
    blasint ldc = 1;

    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}

/**
 * C API specific test
 * Check if m - number of rows of A and C equal zero.
 *
 * c api option order is column-major order
 */
CTEST(cgeadd, c_api_m_zero)
{
    CBLAS_ORDER order = CblasColMajor;

    blasint n = 1;
    blasint m = 0;

    blasint lda = 1;
    blasint ldc = 1;

    float alpha[] = {1.0f, 1.0f};
    float beta[] = {1.0f, 1.0f};

    float norm = check_cgeadd('C', order, m, n, alpha,
                                    lda, beta, ldc);

    ASSERT_DBL_NEAR_TOL(0.0f, norm, SINGLE_EPS);
}
#endif
#endif