Computes elementwise the number of bits needed to store the parameter.
Defined in Header
#include <eve/module/core.hpp>
{
template< eve::unsigned_value T >
}
constexpr callable_bit_width_ bit_width
Computes elementwise the number of bits needed to store the parameter.
Definition: bit_width.hpp:51
Parameters
Return value
The value of number of bits needed to store the value x
, i.e. \(1+\lfloor\log2(x)\rfloor\) is returned.
#include <eve/module/core.hpp>
#include <eve/wide.hpp>
#include <iostream>
int main()
{
wide_it
pi = {14, 1, 3, 0};
std::cout << "---- simd" << '\n'
<<
"<- pi = " <<
pi <<
'\n'
std::uint32_t xf = 48;
std::cout << "---- scalar" << '\n'
<< "<- xf = " << xf << '\n'
return 0;
}
constexpr callable_pi_ pi
Callable object computing the constant .
Definition: pi.hpp:49
Wrapper for SIMD registers.
Definition: wide.hpp:65