◆ log2
Callable object computing the base 2 logarithm: \(\log_2 x\). Required header: Members Functions
Definition: value.hpp:83 Parameters Return value Returns the elementwise the base 2 logarithm of
auto operator[]( conditional_expression auto cond ) const noexcept;
Higher-order function generating a masked version of eve::log2 Parameters
Return value A Callable object so that the expression Supported decorators
ExampleSee it live on Compiler Explorer #include <eve/function/log2.hpp>
#include <eve/wide.hpp>
#include <eve/constant/inf.hpp>
#include <eve/constant/nan.hpp>
#include <iostream>
using wide_ft = eve::wide<float, eve::fixed<8>>;
int main()
{
wide_ft pf = {0.0f, -0.0f, -1.0f, 1.0f, 2.0f,
std::cout << "---- simd" << '\n'
<< "<- pf = " << pf << '\n'
float xf = 1.0f;
std::cout << "---- scalar" << '\n'
<< "<- xf = " << xf << '\n'
return 0;
}
constexpr callable_inf_ inf Callable object computing the infinity ieee value. Definition: inf.hpp:54 constexpr callable_log2_ log2 Callable object computing the base 2 logarithm: . Definition: log2.hpp:83 |