E.V.E
v2023.02.15
 
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◆ is_normal

auto eve::is_normal = functor<is_normal_t>
inlineconstexpr

Header file

#include <eve/module/core.hpp>

Callable Signatures

namespace eve
{
// Regular overloads
constexpr auto is_normal(floating_value auto x) noexcept; // 1
constexpr auto is_normal(integral_value auto x) noexcept; // 2
// Lanes masking
constexpr auto is_normal[conditional_expr auto c](value auto x) noexcept; // 3
constexpr auto is_normal[logical_value auto m](value auto x) noexcept; // 3
}
Specifies that a type is a Conditional Expression.
Definition conditional.hpp:28
The concept floating_value<T> is satisfied if and only if T satisfies eve::value and the element type...
Definition value.hpp:116
The concept integral_value<T> is satisfied if and only if T satisfies eve::value and the element type...
Definition value.hpp:51
The concept logical_value<T> is satisfied if and only if T satisfies eve::value and the element type ...
Definition value.hpp:132
The concept value<T> is satisfied if and only if T satisfies either eve::scalar_value or eve::simd_va...
Definition value.hpp:34
constexpr auto is_normal
elementwise callable returning a logical true if and only if the element value is normal.
Definition is_normal.hpp:77
EVE Main Namespace.
Definition abi.hpp:18

Parameters

Return value

  1. returns true if and only if x is normal
  2. returns x != 0.
  3. The operation is performed conditionnaly.

Example

// revision 0
#include <eve/module/core.hpp>
#include <iostream>
int main()
{
eve::wide wf0{0.0, 1.0, 2.0, 3.0, -1.0, -2.0, -3.0, -4.0};
eve::wide wi0{0, 1, 2, 3, -1, -2, -3, -4};
eve::wide wu0{0u, 1u, 2u, 3u, 4u, 5u, 6u, 7u};
std::cout << "<- wf0 = " << wf0 << "\n";
std::cout << "<- wi0 = " << wi0 << "\n";
std::cout << "<- wu0 = " << wu0 << "\n";
std::cout << "-> is_normal(wf0) = " << eve::is_normal(wf0) << "\n";
std::cout << "-> is_normal[ignore_last(2)](wf0) = " << eve::is_normal[eve::ignore_last(2)](wf0) << "\n";
std::cout << "-> is_normal[wf0 != 0](wf0) = " << eve::is_normal[wf0 != 0](wf0) << "\n";
std::cout << "-> is_normal[ignore_last(2)](wu0) = " << eve::is_normal[eve::ignore_last(2)](wu0) << "\n";
std::cout << "-> is_normal[wu0 != 0](wu0) = " << eve::is_normal[wu0 != 0](wu0) << "\n";
std::cout << "-> is_normal(wi0) = " << eve::is_normal(wi0) << "\n";
std::cout << "-> is_normal[ignore_last(2)](wi0) = " << eve::is_normal[eve::ignore_last(2)](wi0) << "\n";
std::cout << "-> is_normal[wi0 != 0](wi0) = " << eve::is_normal[wi0 != 0](wi0) << "\n";
}
Conditional expression ignoring the k last lanes from a eve::simd_value.
Definition conditional.hpp:332
Wrapper for SIMD registers.
Definition wide.hpp:70