remove out_do_z from add0

[ieee754fpu.git] / src / ieee754 / fpadd / specialcases.py

diff --git a/src/ieee754/fpadd/specialcases.py b/src/ieee754/fpadd/specialcases.py
index 05931aac924937a169a1551370ce6823c5dbab83..e87212d1c7ef86dd2525a03b44c0934dd695adac 100644 (file)
--- a/src/ieee754/fpadd/specialcases.py
+++ b/src/ieee754/fpadd/specialcases.py
@@ -6,17 +6,15 @@ from nmigen import Module, Signal, Cat, Const
 from nmigen.cli import main, verilog
 from math import log
 
-from ieee754.fpcommon.modbase import FPModBase, FPModBaseChain
+from nmutil.pipemodbase import PipeModBase, PipeModBaseChain
 from ieee754.fpcommon.fpbase import FPNumDecode
-from nmutil.singlepipe import StageChain
-from ieee754.pipeline import DynamicPipe
 
 from ieee754.fpcommon.fpbase import FPNumBaseRecord
-from ieee754.fpcommon.getop import FPADDBaseData
+from ieee754.fpcommon.basedata import FPBaseData
 from ieee754.fpcommon.denorm import (FPSCData, FPAddDeNormMod)
 
 
-class FPAddSpecialCasesMod(FPModBase):
+class FPAddSpecialCasesMod(PipeModBase):
     """ special cases: NaNs, infs, zeros, denormalised
         NOTE: some of these are unique to add.  see "Special Operations"
         https://steve.hollasch.net/cgindex/coding/ieeefloat.html
@@ -26,7 +24,7 @@ class FPAddSpecialCasesMod(FPModBase):
         super().__init__(pspec, "specialcases")
 
     def ispec(self):
-        return FPADDBaseData(self.pspec)
+        return FPBaseData(self.pspec)
 
     def ospec(self):
         return FPSCData(self.pspec, True)
@@ -131,7 +129,7 @@ class FPAddSpecialCasesMod(FPModBase):
         return m
 
 
-class FPAddSpecialCasesDeNorm(FPModBaseChain):
+class FPAddSpecialCasesDeNorm(PipeModBaseChain):
     """ special cases chain
     """