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-rw-r--r--techlibs/ice40/synth_ice40.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc
index 4499263a..788835f1 100644
--- a/techlibs/ice40/synth_ice40.cc
+++ b/techlibs/ice40/synth_ice40.cc
@@ -82,6 +82,7 @@ struct SynthIce40Pass : public Pass {
log(" flatten: (unless -noflatten)\n");
log(" proc\n");
log(" flatten\n");
+ log(" tribuf -logic\n");
log("\n");
log(" coarse:\n");
log(" synth -run coarse\n");
@@ -201,6 +202,7 @@ struct SynthIce40Pass : public Pass {
{
Pass::call(design, "proc");
Pass::call(design, "flatten");
+ Pass::call(design, "tribuf -logic");
}
if (check_label(active, run_from, run_to, "coarse"))