Exemple #1
0
//////////////////////////////////////////////////////////////////////////////
// Test behavior of arithmetic components using NT2_TEST_CASE
//////////////////////////////////////////////////////////////////////////////
NT2_TEST_CASE_TPL(acsc, NT2_SIMD_REAL_CONVERTIBLE_TYPES )
{
 using nt2::acsc;
 using nt2::functors::acsc_;    
 using nt2::load; 
 using nt2::simd::native; 
 using nt2::meta::cardinal_of;

 typedef NT2_SIMD_DEFAULT_EXTENSION  ext_t;
 typedef native<T,ext_t>             n_t;
 typedef typename nt2::meta::call<acsc_(n_t)>::type call_type;
 typedef typename nt2::meta::as_real<T>::type rT;
 typedef native<rT,ext_t>             rn_t;
 
   
 NT2_TEST( (boost::is_same<call_type, rn_t>::value) );  
 NT2_ALIGNED_TYPE(T) data[1*cardinal_of<n_t>::value];
 double z, m = 0; 
 for(int num = 0; num < 10; num++)
   {
     for(std::size_t i=0;i<1*cardinal_of<n_t>::value;++i){
       data[i] = nt2::random(1.0, 10.0); // good value here for acsc
     }
     n_t a0 = load<n_t>(&data[0],0); 
     rn_t v  = acsc(a0);
     for(std::size_t j=0;j<cardinal_of<n_t>::value;++j)
       {
	 NT2_TEST_LESSER( z = nt2::ulpdist(v[j], acsc(a0[j])), 1);
	 if (z > m) m = z; 
       }
   }
 std::cout << "ulp max = " << m << std::endl;
}
Exemple #2
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NT2_TEST_CASE_TPL ( acsc_signed_int__1_0,  NT2_INTEGRAL_SIGNED_TYPES)
{
  
  using nt2::acsc;
  using nt2::tag::acsc_;
  typedef typename nt2::meta::as_integer<T>::type iT;
  typedef typename nt2::meta::call<acsc_(T)>::type r_t;
  typedef typename nt2::meta::upgrade<T>::type u_t;
  typedef typename boost::result_of<nt2::meta::floating(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(acsc(-nt2::Two<T>()), -nt2::Pi<r_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Mone<T>()), -nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::One<T>()), nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Two<T>()), nt2::Pi<r_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Zero<T>()), nt2::Nan<r_t>(), 0.5);
} // end of test for signed_int_
Exemple #3
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NT2_TEST_CASE_TPL ( acsc_real__1_0,  NT2_REAL_TYPES)
{
  using nt2::acsc;
  using nt2::tag::acsc_;
  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<acsc_(vT)>::type r_t;
  typedef typename nt2::meta::call<acsc_(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_ULP_EQUAL(acsc(-nt2::Two<vT>())[0], -nt2::Pi<sr_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Inf<vT>())[0], nt2::Zero<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Minf<vT>())[0], nt2::Zero<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Mone<vT>())[0], -nt2::Pio_2<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Nan<vT>())[0], nt2::Nan<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::One<vT>())[0], nt2::Pio_2<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Two<vT>())[0], nt2::Pi<sr_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Zero<vT>())[0], nt2::Nan<sr_t>(), 0.5);
} // end of test for real_
Exemple #4
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NT2_TEST_CASE_TPL ( acsc_real__1_0,  NT2_REAL_TYPES)
{
  
  using nt2::acsc;
  using nt2::tag::acsc_;
  typedef typename nt2::meta::as_integer<T>::type iT;
  typedef typename nt2::meta::call<acsc_(T)>::type r_t;
  typedef typename nt2::meta::upgrade<T>::type u_t;
  typedef typename boost::result_of<nt2::meta::floating(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(acsc(-nt2::Two<T>()), -nt2::Pi<r_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Inf<T>()), nt2::Zero<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Minf<T>()), nt2::Zero<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Mone<T>()), -nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Nan<T>()), nt2::Nan<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::One<T>()), nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Two<T>()), nt2::Pi<r_t>()/6, 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Zero<T>()), nt2::Nan<r_t>(), 0.5);
  // random verifications
  static const uint32_t NR = NT2_NB_RANDOM_TEST;
  {
    NT2_CREATE_BUF(tab_a0,T, NR, T(1.01), nt2::Ten<T>());
    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::acsc(a0),::asinl(1.0l/(a0)),1.0);
        ulp0=nt2::max(ulpd,ulp0);
     }
     std::cout << "max ulp found is: " << ulp0 << std::endl;
   }
} // end of test for real_
Exemple #5
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NT2_TEST_CASE_TPL ( acsc_real,  NT2_REAL_TYPES)
{
  using nt2::acsc;
  using nt2::tag::acsc_;

  typedef typename nt2::meta::call<acsc_(T)>::type r_t;
  typedef T wished_r_t;

  // return type conformity test
  NT2_TEST_TYPE_IS(r_t, wished_r_t);

  // specific values tests
#ifndef BOOST_SIMD_NO_INVALIDS
  NT2_TEST_ULP_EQUAL(acsc(nt2::Inf<T>()), nt2::Zero<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Minf<T>()), nt2::Zero<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Nan<T>()), nt2::Nan<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Zero<T>()), nt2::Nan<r_t>(), 0.5);
#endif
  NT2_TEST_ULP_EQUAL(acsc(-nt2::Two<T>()), -nt2::Pio_6<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Mone<T>()), -nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::One<T>()), nt2::Pio_2<r_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Two<T>()), nt2::Pio_6<r_t>(), 0.5);
}
Exemple #6
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NT2_TEST_CASE_TPL ( acsc_int_convert__1_0,  NT2_SIMD_INT_CONVERT_TYPES)
{
    using nt2::acsc;
    using nt2::tag::acsc_;
    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<acsc_(vT)>::type r_t;
    typedef typename nt2::meta::call<acsc_(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::One<T>(), nt2::Ten<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 = acsc(a0);
            for(nt2::uint32_t i = 0; i< cardinal_of<n_t>::value; i++)
            {

                NT2_TEST_ULP_EQUAL( v[i],ssr_t(nt2::acsc (a0[i])), 1.0);
                ulp0 = nt2::max(ulpd,ulp0);
            }
        }
        std::cout << "max ulp found is: " << ulp0 << std::endl;
    }
} // end of test for int_convert_
Exemple #7
0
  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<acsc_(vT)>::type r_t;
  typedef typename nt2::meta::call<acsc_(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_ULP_EQUAL(acsc(nt2::One<vT>())[0], nt2::Pio_2<sr_t>(), 0.5);
  NT2_TEST_ULP_EQUAL(acsc(nt2::Zero<vT>())[0], nt2::Nan<sr_t>(), 0.5);
} // end of test for int_convert_

NT2_TEST_CASE_TPL ( acsc_uint_convert__1_0,  (uint32_t)(uint64_t))
{
  using nt2::acsc;
  using nt2::tag::acsc_;
  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;