Example #1
0
NT2_TEST_CASE_TPL ( divs_unsigned_int__2_0,  NT2_SIMD_UNSIGNED_TYPES)
{
  using nt2::divs;
  using nt2::tag::divs_;
  using nt2::load;
  using boost::simd::native;
  using nt2::meta::cardinal_of;
  typedef NT2_SIMD_DEFAULT_EXTENSION  ext_t;
  typedef typename nt2::meta::upgrade<T>::type   u_t;
  typedef native<T,ext_t>                        n_t;
  typedef n_t                                     vT;
  typedef typename nt2::meta::as_integer<T>::type iT;
  typedef native<iT,ext_t>                       ivT;
  typedef typename nt2::meta::call<divs_(vT,vT)>::type r_t;
  typedef typename nt2::meta::call<divs_(T,T)>::type sr_t;
  typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
  double ulpd;
  ulpd=0.0;


  // specific values tests
  NT2_TEST_EQUAL(divs(nt2::One<vT>(), nt2::One<vT>())[0], nt2::One<T>());
  NT2_TEST_EQUAL(divs(nt2::Valmax<vT>(),nt2::One<vT>())[0], nt2::Valmax<T>());
  NT2_TEST_EQUAL(divs(nt2::Zero<vT>(), nt2::Zero<vT>())[0], nt2::Zero<T>());
} // end of test for unsigned_int_
Example #2
0
File: divs.cpp Project: pbrunet/nt2
NT2_TEST_CASE_TPL ( divs_signed_int__2_0,  NT2_INTEGRAL_SIGNED_TYPES)
{

    using nt2::divs;
    using nt2::tag::divs_;
    typedef typename nt2::meta::as_integer<T>::type iT;
    typedef typename nt2::meta::call<divs_(T,T)>::type r_t;
    typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
    typedef typename nt2::meta::upgrade<T>::type u_t;
    typedef T wished_r_t;


    // return type conformity test
    NT2_TEST( (boost::is_same < r_t, wished_r_t >::value) );
    std::cout << std::endl;
    double ulpd;
    ulpd=0.0;


    // specific values tests
    NT2_TEST_EQUAL(divs(nt2::Mone<T>(), nt2::Mone<T>()), nt2::One<T>());
    NT2_TEST_EQUAL(divs(nt2::One<T>(), nt2::One<T>()), nt2::One<T>());
    NT2_TEST_EQUAL(divs(nt2::Valmax<T>(),nt2::Mone<T>()), nt2::Valmin<T>()+nt2::One<T>());
    NT2_TEST_EQUAL(divs(nt2::Valmax<T>(),nt2::One<T>()), nt2::Valmax<T>());
    NT2_TEST_EQUAL(divs(nt2::Valmin<T>(),nt2::Mone<T>()), nt2::Valmax<T>());
    NT2_TEST_EQUAL(divs(nt2::Zero<T>(), nt2::Zero<T>()), nt2::Zero<T>());
} // end of test for signed_int_
Example #3
0
File: divs.cpp Project: pyrtsa/nt2
NT2_TEST_CASE_TPL ( divs_signed_int__2_0,  NT2_SIMD_INTEGRAL_SIGNED_TYPES)
{
    using nt2::divs;
    using nt2::tag::divs_;
    using nt2::load;
    using boost::simd::native;
    using nt2::meta::cardinal_of;
    typedef NT2_SIMD_DEFAULT_EXTENSION  ext_t;
    typedef typename nt2::meta::upgrade<T>::type   u_t;
    typedef native<T,ext_t>                        n_t;
    typedef n_t                                     vT;
    typedef typename nt2::meta::as_integer<T>::type iT;
    typedef native<iT,ext_t>                       ivT;
    typedef typename nt2::meta::call<divs_(vT,vT)>::type r_t;
    typedef typename nt2::meta::call<divs_(T,T)>::type sr_t;
    typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
    double ulpd;
    ulpd=0.0;

    // random verifications
    static const nt2::uint32_t NR = NT2_NB_RANDOM_TEST;
    {
        NT2_CREATE_BUF(tab_a0,T, NR, 3*(nt2::Valmin<T>()/4), 3*(nt2::Valmax<T>()/4));
        NT2_CREATE_BUF(tab_a1,T, NR, 3*(nt2::Valmin<T>()/4), 3*(nt2::Valmax<T>()/4));
        double ulp0, ulpd ;
        ulpd=ulp0=0.0;
        for(nt2::uint32_t j = 0; j < NR/cardinal_of<n_t>::value; j++)
        {
            vT a0 = load<vT>(&tab_a0[0],j);
            vT a1 = load<vT>(&tab_a1[0],j);
            r_t v = divs(a0,a1);
            for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++)
            {
                nt2::uint32_t k = i+j*cardinal_of<n_t>::value;
                NT2_TEST_EQUAL( v[i],ssr_t(nt2::divs (tab_a0[k],tab_a1[k])));
                std::cout << int(tab_a0[k]) << "/" << int(tab_a1[k]) << " -> " << int(v[i]) <<  "    -> " << int(nt2::divs (tab_a0[k],tab_a1[k])) << std::endl;
            }
        }

    }
} // end of test for signed_int_