NT2_TEST_CASE_TPL ( divceil_unsigned_int__2_0, NT2_UNSIGNED_TYPES)
{
using nt2::divceil;
using nt2::tag::divceil_;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef typename nt2::meta::call<divceil_(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 typename boost::common_type<T,T>::type 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_ULP_EQUAL(divceil(nt2::Four<T>(),nt2::Three<T>()), nt2::Two<r_t>(), 0);
NT2_TEST_ULP_EQUAL(divceil(nt2::Four<T>(),nt2::Zero<T>()), nt2::Valmax<r_t>(), 0);
NT2_TEST_ULP_EQUAL(divceil(nt2::One<T>(), nt2::One<T>()), nt2::One<r_t>(), 0);
} // end of test for unsigned_int_
NT2_TEST_CASE_TPL ( divceil_signed_int__2_0, NT2_INTEGRAL_SIGNED_TYPES)
{
using nt2::divceil;
using nt2::tag::divceil_;
typedef typename nt2::meta::as_integer<T>::type iT;
typedef typename nt2::meta::call<divceil_(T,T)>::type r_t;
typedef typename nt2::meta::upgrade<T>::type u_t;
typedef typename boost::result_of<nt2::meta::arithmetic(T,T)>::type 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_ULP_EQUAL(divceil(4,0), 0, 0);
NT2_TEST_ULP_EQUAL(divceil(4,3), 2, 0);
NT2_TEST_ULP_EQUAL(divceil(nt2::Mone<T>(), nt2::Mone<T>()), nt2::One<r_t>(), 0);
NT2_TEST_ULP_EQUAL(divceil(nt2::One<T>(), nt2::One<T>()), nt2::One<r_t>(), 0);
} // end of test for signed_int_
NT2_TEST_CASE_TPL ( divceil_real__2_0, NT2_REAL_TYPES)
{
using nt2::divceil;
using nt2::tag::divceil_;
using nt2::load;
using nt2::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<divceil_(vT,vT)>::type r_t;
typedef typename nt2::meta::call<divceil_(T,T)>::type sr_t;
typedef typename nt2::meta::scalar_of<r_t>::type ssr_t;
// random verifications
static const uint32_t NR = NT2_NB_RANDOM_TEST;
{
NT2_CREATE_BUF(tab_a0,T, NR, T(-10), T(10));
NT2_CREATE_BUF(tab_a1,T, NR, T(-10), T(10));
double ulp0, ulpd ; ulpd=ulp0=0.0;
for(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 = divceil(a0,a1);
for(int i = 0; i< cardinal_of<n_t>::value; i++)
{
int k = i+j*cardinal_of<n_t>::value;
NT2_TEST_ULP_EQUAL( v[i],ssr_t(nt2::divceil(tab_a0[k],tab_a1[k])), 2.5);
ulp0 = nt2::max(ulpd,ulp0);
}
}
std::cout << "max ulp found is: " << ulp0 << std::endl;
}
} // end of test for real_
