From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Fri, 1 Mar 2019 22:47:31 +0000 (+0000)
Subject: remove variable overflow
X-Git-Tag: ls180-24jan2020~1780
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cebab15f305d2705943e5e8e6aa1dc660828bcc0;p=ieee754fpu.git

remove variable overflow
---

diff --git a/src/add/nmigen_add_experiment.py b/src/add/nmigen_add_experiment.py
index 825005ff..08f81dc3 100644
--- a/src/add/nmigen_add_experiment.py
+++ b/src/add/nmigen_add_experiment.py
@@ -739,9 +739,6 @@ class FPADD:
 
         w = z.m_width + 4
 
-        #of = Overflow()
-        #m.submodules.overflow = of
-
         geta = self.add_state(FPGetOp("get_a", "get_b",
                                       self.in_a, self.width))
         a = geta.out_op
@@ -794,8 +791,6 @@ class FPADD:
 
         az = add1.out_z
 
-        of = add1.out_of
-
         n1 = self.add_state(FPNorm1(self.width))
         n1.set_inputs({"z": az, "of": add1.out_of})  # XXX Z as output
         n1.set_outputs({"z": az})  # XXX Z as output
@@ -808,7 +803,7 @@ class FPADD:
         rn = self.add_state(FPRound(self.width))
         rn.set_inputs({"of": n1.out_of})
         rn.set_outputs({"z": rnz})
-        rn.mod.setup(m, n1.out_z, rn.out_z, of)
+        rn.mod.setup(m, n1.out_z, rn.out_z, add1.out_of)
         m.submodules.roundz = rn.mod
 
         cor = self.add_state(FPCorrections(self.width))