getver
static inline u_int64_t getver(void);
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
ver = getver();
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;
#define CHEETAHP (((getver()>>32) & 0x1ff) >= 0x14)
if (((getver() & VER_IMPL) >> VER_IMPL_SHIFT) == IMPL_JALAPENO)
impl = (getver() & VER_IMPL) >> VER_IMPL_SHIFT;