From 9e9fae19662b87c773f435849ea6f2591e9e8900 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Tue, 4 Apr 2023 10:56:17 +0200
Subject: Add more DFF types

---
 techlibs/machxo2/synth_machxo2.cc | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'techlibs/machxo2/synth_machxo2.cc')

diff --git a/techlibs/machxo2/synth_machxo2.cc b/techlibs/machxo2/synth_machxo2.cc
index 3008527e0..fb4d7b9d0 100644
--- a/techlibs/machxo2/synth_machxo2.cc
+++ b/techlibs/machxo2/synth_machxo2.cc
@@ -233,7 +233,15 @@ struct SynthMachXO2Pass : public ScriptPass
 
 		if (check_label("map_ffs"))
 		{
-			run("dfflegalize -cell $_DFF_P_ 0");
+			run("opt_clean");
+			std::string dfflegalize_args = " -cell $_DFF_?_ 01 -cell $_DFF_?P?_ r -cell $_SDFF_?P?_ r";
+			run("dfflegalize" + dfflegalize_args);
+			run("techmap -D NO_LUT -map +/machxo2/cells_map.v");
+			run("opt_expr -undriven -mux_undef");
+			run("simplemap");
+			run("ecp5_gsr");
+			run("attrmvcp -copy -attr syn_useioff");
+			run("opt_clean");
 		}
 
 		if (check_label("map_luts"))
-- 
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