pub unsafe extern "C" fn sgemm_batch_(
transa_array: *const f77_char,
transb_array: *const f77_char,
m_array: *const f77_int,
n_array: *const f77_int,
k_array: *const f77_int,
alpha_array: *const f32,
a_array: *mut *const f32,
lda_array: *const f77_int,
b_array: *mut *const f32,
ldb_array: *const f77_int,
beta_array: *const f32,
c_array: *mut *mut f32,
ldc_array: *const f77_int,
group_count: *const f77_int,
group_size: *const f77_int,
)