Structure is provided for merging {TAIL ~ the fixed sized bit field} and the variable sized bit field into {HEAD ~ a continuous bit field} 
Structure is provided for merging { TAIL ~ the fixed sized bit field } and the variable sized bit field into { HEAD ~ a continuous bit field }
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD