i16
uint64_t i16;
result.i16 =
#define Unit_i16(u_) 0x66, i16(u_),
#define LE16(v_) i16(v_) & 0xff, ((v_) >> 8) & 0xff
GEN_READ_SET_HELPERS(i16, s16)
GEN_XCHG_HELPERS(i16, s16)
GEN_TRY_CMPXCHG_HELPERS(i16, s16)