From: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Date: Thu, 23 May 2019 13:27:10 +0000 (+0100)
Subject: only want a single-bit transition
X-Git-Tag: div_pipeline~1970
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=3951621b5e16fb0183294d4fc5fbebfdeb39120d;p=soc.git

only want a single-bit transition
---

diff --git a/src/experiment/score6600.py b/src/experiment/score6600.py
index b265bf97..d4dcf4f1 100644
--- a/src/experiment/score6600.py
+++ b/src/experiment/score6600.py
@@ -329,8 +329,7 @@ class Scoreboard(Elaboratable):
         m.d.comb += shadows.s_good_i[0:n_int_fus].eq(go_wr_o[0:n_int_fus])
 
         # work out the current-activated busy unit (by recording the old one)
-        with m.If(self.issue_o): # only update busy_prev if instruction issued
-            m.d.sync += busy_prev.eq(cu.busy_o)
+        m.d.sync += busy_prev.eq(cu.busy_o)
         m.d.comb += busy_curr.eq(~busy_prev & cu.busy_o)
 
         #---------