The HIR in DOE-2 is the inverse of the heating efficiency (eff).efficiency.

In DOE-2 the calculated efficiency is: 1/(HIR*HIR-FPLR(PLR))

In EnergyPlus the calculated efficiency is: eff/PLF

So if eff = 1/HIR, then PLF and HIR-FPLR(PLR) are the same.