#define assilleee(x) (*((float *) &x))
#define exponent(x) (((x >> 23) & 0xff) - 127)
#define sign_bit 1 << 31
#define sign(x) ((x & sign_bit) >> 31)
#define mantissa(x) ((x & 0x7fffffff) ? ((x & 0x7fffff) | sign_bit) : 0)
#define pack_silleee(sign, exponent, mantissa) \
          ((silleee)((sign<<31)|((exponent+127)<<23)|(mantissa&0x7fffff)))

typedef long unsigned silleee;

silleee silleee_add(silleee, silleee);
silleee silleee_sub(silleee, silleee);