NT2_TEST_CASE_TPL ( abs_unsigned_int__1_0, NT2_UNSIGNED_TYPES) { using nt2::abs; using nt2::tag::abs_; typedef typename nt2::meta::call<abs_(T)>::type r_t; typedef T wished_r_t; // return type conformity test NT2_TEST( (boost::is_same < r_t, wished_r_t >::value) ); // specific values tests NT2_TEST_EQUAL(abs(nt2::One<T>()), nt2::One<T>()); NT2_TEST_EQUAL(abs(nt2::Valmax<T>()), nt2::Valmax<T>()); NT2_TEST_EQUAL(abs(nt2::Valmin<T>()), nt2::Valmin<T>()); NT2_TEST_EQUAL(abs(nt2::Zero<T>()), nt2::Zero<T>()); } // end of test for unsigned_int_
NT2_TEST_CASE_TPL ( abs_signed_int__1_0, NT2_INTEGRAL_SIGNED_TYPES) { using nt2::abs; using nt2::tag::abs_; typedef typename nt2::meta::as_integer<T>::type iT; typedef typename nt2::meta::call<abs_(T)>::type r_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_ULP_EQUAL(abs(nt2::Mone<T>()), nt2::One<T>(), 0); NT2_TEST_ULP_EQUAL(abs(nt2::One<T>()), nt2::One<T>(), 0); NT2_TEST_ULP_EQUAL(abs(nt2::Zero<T>()), nt2::Zero<T>(), 0); // random verifications static const uint32_t NR = NT2_NB_RANDOM_TEST; { NT2_CREATE_BUF(tab_a0,T, NR, T(-100), T(100)); double ulp0, ulpd ; ulpd=ulp0=0.0; T a0; for (uint32_t j =0; j < NR; ++j ) { std::cout << "for param " << " a0 = "<< u_t(a0 = tab_a0[j]) << std::endl; NT2_TEST_ULP_EQUAL( nt2::abs(a0),a0>0 ? a0 : -a0,0); ulp0=nt2::max(ulpd,ulp0); } std::cout << "max ulp found is: " << ulp0 << std::endl; } } // end of test for signed_int_
NT2_TEST_CASE_TPL ( abs_real__1_0, NT2_REAL_TYPES) { using nt2::abs; using nt2::tag::abs_; typedef typename nt2::meta::call<abs_(T)>::type r_t; typedef T wished_r_t; // return type conformity test NT2_TEST( (boost::is_same < r_t, wished_r_t >::value) ); // specific values tests NT2_TEST_EQUAL(abs(T(1)), T(1)); NT2_TEST_EQUAL(abs(nt2::Inf<T>()), nt2::Inf<T>()); NT2_TEST_EQUAL(abs(nt2::Minf<T>()), nt2::Inf<T>()); NT2_TEST_EQUAL(abs(nt2::Mone<T>()), nt2::One<T>()); NT2_TEST_EQUAL(abs(nt2::Nan<T>()), nt2::Nan<T>()); NT2_TEST_EQUAL(abs(nt2::One<T>()), nt2::One<T>()); NT2_TEST_EQUAL(abs(nt2::Valmax<T>()), nt2::Valmax<T>()); NT2_TEST_EQUAL(abs(nt2::Valmin<T>()), nt2::Valmax<T>()); NT2_TEST_EQUAL(abs(nt2::Zero<T>()), nt2::Zero<T>()); } // end of test for floating_
NT2_TEST_CASE_TPL ( abs_unsigned_int__1_0, NT2_SIMD_UNSIGNED_TYPES) { using nt2::abs; using nt2::tag::abs_; 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<abs_(vT)>::type r_t; typedef typename nt2::meta::call<abs_(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, nt2::Valmin<T>(), nt2::Valmax<T>()); double ulp0, ulpd ; ulpd=ulp0=0.0; for(nt2::uint32_t j = 0; j < NR;j+=cardinal_of<n_t>::value) { vT a0 = load<vT>(&tab_a0[0],j); r_t v = abs(a0); for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++) { NT2_TEST_EQUAL( v[i],ssr_t(nt2::abs (a0[i]))); } } } } // end of test for unsigned_int_
NT2_TEST_CASE_TPL ( abs_real__1_0, NT2_REAL_TYPES) { using nt2::abs; using nt2::tag::abs_; 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<abs_(vT)>::type r_t; typedef typename nt2::meta::call<abs_(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(-100), T(100)); 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); r_t v = abs(a0); 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::abs(tab_a0[k])), 2.5); ulp0 = nt2::max(ulpd,ulp0); } } std::cout << "max ulp found is: " << ulp0 << std::endl; } } // end of test for real_