
#include <stdint.h>


typedef uint8_t u8;
typedef uint16_t u16;
typedef uint32_t u32;
typedef uint64_t u64;

typedef int8_t i8;
typedef int16_t i16;
typedef int32_t i32;
typedef int64_t i64;

typedef float f32;
typedef double f64;


#define clr_bit(x,y) (x &= (~(y)) )
#define set_bit(x,y) (x |= (y)    )
#define test_bit(x,y) ((x & y) != 0)