Existing exception pipeline flushing mechanisms may be utilized, by adding {HEAD ~ a mispredicted branch identifier}, reducing {TAIL ~ the complexity and hardware cost} of flushing the lower pipelines 
Existing exception pipeline flushing mechanisms may be utilized , by adding { HEAD ~ a mispredicted branch identifier } , reducing { TAIL ~ the complexity and hardware cost } of flushing the lower pipelines
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH