EightBit/inc/Register.h

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C
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#pragma once
#include <cstdint>
#ifdef __BYTE_ORDER__
# if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
# define HOST_LITTLE_ENDIAN
# endif
# if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
# define HOST_BIG_ENDIAN
# endif
#else
# if defined(_M_X64) || defined(_M_IX86)
# define HOST_LITTLE_ENDIAN
# else
# define HOST_BIG_ENDIAN
# endif
#endif
namespace EightBit {
typedef union {
struct {
#ifdef HOST_LITTLE_ENDIAN
uint8_t low;
uint8_t high;
#endif
#ifdef HOST_BIG_ENDIAN
uint8_t high;
uint8_t low;
#endif
};
uint16_t word;
} register16_t;
}