pointer_int_pair_info< PointerT, IntBits, PtrTraits > Struct Template Reference

#include <pointer_int_pair_info.hpp>

Public Types
using	pointer_traits = PtrTraits
using	pointer_type = PointerT

Static Public Member Functions
static auto	get_int (etl::intptr_t value) -> etl::intptr_t
static auto	get_pointer (etl::intptr_t value) -> pointer_type
static auto	update_int (etl::intptr_t value, etl::intptr_t integer) -> etl::intptr_t
static auto	update_ptr (etl::intptr_t value, pointer_type ptr) -> etl::intptr_t

Static Public Attributes
static constexpr auto	free_bits = pointer_traits::free_bits
static constexpr auto	int_bits = IntBits
static constexpr auto	int_mask = static_cast<etl::uintptr_t>((static_cast<etl::intptr_t>(1) << int_bits) - 1)
	This is the unshifted mask for valid bits of the int type.
static constexpr auto	int_shift = static_cast<etl::uintptr_t>(pointer_traits::free_bits - int_bits)
	The number of low bits that we reserve for other uses; and keep zero.
static constexpr auto	ptr_mask = ~static_cast<etl::uintptr_t>((static_cast<etl::intptr_t>(1) << free_bits) - 1)
	The bits that come from the pointer.
static constexpr auto	shifted_int_mask = static_cast<etl::uintptr_t>(int_mask << int_shift)
	This is the bits for the integer shifted in place.

Member Typedef Documentation

pointer_traits

template<typename PointerT , unsigned IntBits, typename PtrTraits >

using pointer_traits = PtrTraits

pointer_type

template<typename PointerT , unsigned IntBits, typename PtrTraits >

using pointer_type = PointerT

Member Function Documentation

get_int()

template<typename PointerT , unsigned IntBits, typename PtrTraits >

static auto get_int ( etl::intptr_t  value ) -> etl::intptr_t

inlinestatic

get_pointer()

template<typename PointerT , unsigned IntBits, typename PtrTraits >

static auto get_pointer ( etl::intptr_t  value ) -> pointer_type

inlinestatic

update_int()

template<typename PointerT , unsigned IntBits, typename PtrTraits >

static auto update_int ( etl::intptr_t  value, etl::intptr_t  integer  ) -> etl::intptr_t

inlinestatic

update_ptr()

template<typename PointerT , unsigned IntBits, typename PtrTraits >

static auto update_ptr ( etl::intptr_t  value, pointer_type  ptr  ) -> etl::intptr_t

inlinestatic

Member Data Documentation

free_bits

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto free_bits = pointer_traits::free_bits

staticconstexpr

int_bits

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto int_bits = IntBits

staticconstexpr

int_mask

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto int_mask = static_cast<etl::uintptr_t>((static_cast<etl::intptr_t>(1) << int_bits) - 1)

staticconstexpr

This is the unshifted mask for valid bits of the int type.

int_shift

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto int_shift = static_cast<etl::uintptr_t>(pointer_traits::free_bits - int_bits)

staticconstexpr

The number of low bits that we reserve for other uses; and keep zero.

ptr_mask

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto ptr_mask = ~static_cast<etl::uintptr_t>((static_cast<etl::intptr_t>(1) << free_bits) - 1)

staticconstexpr

The bits that come from the pointer.

shifted_int_mask

template<typename PointerT , unsigned IntBits, typename PtrTraits >

constexpr auto shifted_int_mask = static_cast<etl::uintptr_t>(int_mask << int_shift)

staticconstexpr

This is the bits for the integer shifted in place.

---

The documentation for this struct was generated from the following file:

• include/etl/_memory/pointer_int_pair_info.hpp