X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fadd%2Fdual_add_experiment.py;h=7ec479f5affe95dfb5b4e6bd650b9dec248246ed;hb=6bff1a997f3846872cf489c24b5c01426c4dc97c;hp=815192c4f37ae601df346bb5f2abcdd008077dfd;hpb=50dbc469179f0d8bf310f2cf180b17be0ea1c650;p=ieee754fpu.git

diff --git a/src/add/dual_add_experiment.py b/src/add/dual_add_experiment.py
index 815192c4..7ec479f5 100644
--- a/src/add/dual_add_experiment.py
+++ b/src/add/dual_add_experiment.py
@@ -52,7 +52,7 @@ class ALU:
         # join add2 a to c: add2.in_a = c
         m.d.comb += self.add2.in_a.chain_from(self.c)
         # join add2 b to add1 z: add2.in_b = add1.out_z
-        m.d.comb += self.add2.in_b.chain_from(self.add1.out_z)
+        m.d.comb += self.add2.in_b.chain_inv(self.add1.out_z)
         # join output from add2 to z: z = add2.out_z
         m.d.comb += self.z.chain_from(self.add2.out_z)
         # get at add1's stb signal