add operand down pipeline chain

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

diff --git a/src/ieee754/fpadd/pipeline.py b/src/ieee754/fpadd/pipeline.py
index 7b37a6877d797ee2b0a0d4f03556ec3c151e4981..1458dfefc0a391c5feb62f6d04a87534790e4048 100644 (file)
--- a/src/ieee754/fpadd/pipeline.py
+++ b/src/ieee754/fpadd/pipeline.py
@@ -46,14 +46,15 @@ class FPADDMuxInOut(ReservationStations):
 
         Fan-in and Fan-out are combinatorial.
     """
-    def __init__(self, width, num_rows):
+    def __init__(self, width, num_rows, op_wid=None):
         self.width = width
         self.id_wid = num_bits(width)
+        self.op_wid = op_wid
         self.alu = FPADDBasePipe(width, self.id_wid)
         ReservationStations.__init__(self, num_rows)
 
     def i_specfn(self):
-        return FPADDBaseData(self.width, self.id_wid)
+        return FPADDBaseData(self.width, self.id_wid, self.op_wid)
 
     def o_specfn(self):
-        return FPPackData(self.width, self.id_wid)
+        return FPPackData(self.width, self.id_wid, self.op_wid)