ice40: Use abc -dress in synth_ice40

Signed-off-by: David Shah <davey1576@gmail.com>

diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc
index f900453e8ecc13a5d59c2ab7dedfefc0d1ae885c..ba013fef2a8ce38d43c50c34904afbfc5abab604 100644 (file)
--- a/techlibs/ice40/synth_ice40.cc
+++ b/techlibs/ice40/synth_ice40.cc
@@ -282,7 +282,7 @@ struct SynthIce40Pass : public ScriptPass
                                run("techmap -map +/gate2lut.v -D LUT_WIDTH=4", "(only if -noabc)");
                        }
                        if (!noabc) {
-                               run("abc -lut 4", "(skip if -noabc)");
+                               run("abc -dress -lut 4", "(skip if -noabc)");
                        }
                        run("clean");
                        if (relut || help_mode) {