From: Robert Ou <rqou@robertou.com>
Date: Sat, 31 Mar 2018 09:56:11 +0000 (-0700)
Subject: coolrunner2: Split multi-bit nets
X-Git-Tag: yosys-0.8~133^2~1
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cfa3753b89c684b66e2cb164226a3358493e5232;p=yosys.git

coolrunner2: Split multi-bit nets

The PAR tool doesn't expect any "dangling" nets with no drivers nor
sinks. By splitting the nets, clean removes them.
---

diff --git a/techlibs/coolrunner2/synth_coolrunner2.cc b/techlibs/coolrunner2/synth_coolrunner2.cc
index 5d9e3cc90..2e94c3449 100644
--- a/techlibs/coolrunner2/synth_coolrunner2.cc
+++ b/techlibs/coolrunner2/synth_coolrunner2.cc
@@ -178,6 +178,7 @@ struct SynthCoolrunner2Pass : public ScriptPass
 			run("iopadmap -bits -inpad IBUF O:I -outpad IOBUFE I:IO -inoutpad IOBUFE O:IO -toutpad IOBUFE E:I:IO -tinoutpad IOBUFE E:O:I:IO");
 			run("attrmvcp -attr src -attr LOC t:IOBUFE n:*");
 			run("attrmvcp -attr src -attr LOC -driven t:IBUF n:*");
+			run("splitnets");
 			run("clean");
 		}