This invention relates to the field of {HEAD ~ processor execution} and, in particular, to execution of {TAIL ~ instructions} 
This invention relates to the field of { HEAD ~ processor execution } and , in particular , to execution of { TAIL ~ instructions }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL