From: David Shah <dave@ds0.me>
Date: Fri, 20 Mar 2020 20:29:16 +0000 (+0000)
Subject: ice40: Map unmapped 'mince' DFFs to gate level
X-Git-Tag: working-ls180~735^2~1
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=e813624f21f2c6daa7af0befb50553bb668367fd;p=yosys.git

ice40: Map unmapped 'mince' DFFs to gate level

Signed-off-by: David Shah <dave@ds0.me>
---

diff --git a/techlibs/ice40/synth_ice40.cc b/techlibs/ice40/synth_ice40.cc
index 80bd05a84..b8aedaadf 100644
--- a/techlibs/ice40/synth_ice40.cc
+++ b/techlibs/ice40/synth_ice40.cc
@@ -345,6 +345,7 @@ struct SynthIce40Pass : public ScriptPass
 			if (min_ce_use >= 0) {
 				run("opt_merge");
 				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("opt_expr -mux_undef");