from nmutil.pipemodbase import PipeModBaseChain
from ieee754.fpcommon.denorm import FPSCData
-from ieee754.fpcommon.postcalc import FPAddStage1Data
+from ieee754.fpcommon.postcalc import FPPostCalcData
from ieee754.fpmul.mul0 import FPMulStage0Mod
from ieee754.fpmul.mul1 import FPMulStage1Mod