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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.
This commit is contained in:
Robert Ou 2018-03-31 02:56:11 -07:00
parent 8fe9cdf364
commit cfa3753b89
1 changed files with 1 additions and 0 deletions
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techlibs/coolrunner2/synth_coolrunner2.cc
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@ -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");
}