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-rw-r--r--techlibs/ecp5/synth_ecp5.cc4
1 files changed, 2 insertions, 2 deletions
diff --git a/techlibs/ecp5/synth_ecp5.cc b/techlibs/ecp5/synth_ecp5.cc
index 835f10d8c..4b889d672 100644
--- a/techlibs/ecp5/synth_ecp5.cc
+++ b/techlibs/ecp5/synth_ecp5.cc
@@ -265,9 +265,9 @@ struct SynthEcp5Pass : public ScriptPass
}
run("techmap -map +/ecp5/latches_map.v");
if (nomux)
- run("abc -lut 4");
+ run("abc -lut 4 -dress");
else
- run("abc -lut 4:7");
+ run("abc -lut 4:7 -dress");
run("clean");
}