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ice40: Map unmapped 'mince' DFFs to gate level 

Signed-off-by: David Shah <dave@ds0.me>
This commit is contained in:
David Shah 2020-03-20 20:29:16 +00:00
parent 9b982e929c
commit e813624f21
1 changed files with 1 additions and 0 deletions
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techlibs/ice40/synth_ice40.cc
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@ -345,6 +345,7 @@ struct SynthIce40Pass : public ScriptPass
if (min_ce_use >= 0) { if (min_ce_use >= 0) {
run("opt_merge"); run("opt_merge");
run(stringf("dff2dffe -unmap-mince %d", min_ce_use)); run(stringf("dff2dffe -unmap-mince %d", min_ce_use));
run("simplemap t:$dff");
} }
run("techmap -D NO_LUT -D NO_ADDER -map +/ice40/cells_map.v"); run("techmap -D NO_LUT -D NO_ADDER -map +/ice40/cells_map.v");
run("opt_expr -mux_undef"); run("opt_expr -mux_undef");