Alignment.hpp

#ifndef INTNS_MEMORY_ALIGNMENT_HPP
#define INTNS_MEMORY_ALIGNMENT_HPP
 
#include <cstddef>
#include <cstdint>
 
namespace intns::memory {
 
inline constexpr std::uintptr_t align_address(std::uintptr_t addr,
                                              std::size_t alignment) noexcept {
  return (addr + alignment - 1) & ~(alignment - 1);
}
 
inline constexpr bool is_aligned(std::uintptr_t addr,
                                 std::size_t alignment) noexcept {
  return (addr & (alignment - 1)) == 0;
}
 
inline constexpr bool is_power_of_two(std::size_t value) noexcept {
  return value != 0 && (value & (value - 1)) == 0;
}
}  // namespace intns::memory
 
#endif