pulp::simd Namespace Reference

Namespaces
namespace	detail
namespace	backend

Functions
template<typename V>
auto	get_lane (const V &v, std::size_t i) noexcept
	Lane i of v; a scalar is its own lane 0.
template<typename V, typename T>
void	set_lane (V &v, std::size_t i, T x) noexcept
	Set lane i of v to x; a scalar is its own lane 0.
constexpr std::size_t	float_lanes () noexcept
constexpr std::size_t	double_lanes () noexcept

Variables
constexpr bool	kHasVectorLanes = false
template<typename V>
constexpr std::size_t	lane_count
	Number of lanes in V: 1 for a scalar, N for Lanes<T, N>.
constexpr const char *	active_backend_name = "inline-scalar"

Function Documentation

double_lanes()

std::size_t pulp::simd::double_lanes ( )

inlineconstexprnoexcept

float_lanes()

std::size_t pulp::simd::float_lanes ( )

inlineconstexprnoexcept

get_lane()

template<typename V>

auto pulp::simd::get_lane ( const V & v, std::size_t i )

inlinenoexcept

Lane i of v; a scalar is its own lane 0.

set_lane()

template<typename V, typename T>

void pulp::simd::set_lane ( V & v, std::size_t i, T x )

inlinenoexcept

Set lane i of v to x; a scalar is its own lane 0.

Variable Documentation

active_backend_name

const char* pulp::simd::active_backend_name = "inline-scalar"

inlineconstexpr

kHasVectorLanes

bool pulp::simd::kHasVectorLanes = false

inlineconstexpr

lane_count

template<typename V>

std::size_t pulp::simd::lane_count

inlineconstexpr

Initial value:

= [] {
    if constexpr (std::is_arithmetic_v<V>)
        return std::size_t{1};
    else
        return sizeof(V) / sizeof(V{}[0]);
}()

Number of lanes in V: 1 for a scalar, N for Lanes<T, N>.