From 29a8d4745eb4ecd2947694d02f51c9333bf3ac21 Mon Sep 17 00:00:00 2001
From: Eddie Hung <eddieh@ece.ubc.ca>
Date: Fri, 15 Mar 2019 23:01:40 -0700
Subject: Cleanup synth_xilinx

---
 techlibs/xilinx/synth_xilinx.cc | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

(limited to 'techlibs/xilinx/synth_xilinx.cc')

diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 443ac4eed..763732fe5 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -110,6 +110,7 @@ struct SynthXilinxPass : public Pass
 		log("        dffsr2dff\n");
 		log("        dff2dffe\n");
 		log("        opt -full\n");
+		log("        simplemap t:$dff*\n");
 		log("        shregmap -tech xilinx\n");
 		log("        techmap -map +/techmap.v -map +/xilinx/arith_map.v +/xilinx/ff_map.v\n");
 		log("        opt -fast\n");
@@ -257,8 +258,6 @@ struct SynthXilinxPass : public Pass
 
 			Pass::call(design, "simplemap t:$dff*");
 			Pass::call(design, "shregmap -tech xilinx");
-			Pass::call(design, "techmap -map +/xilinx/cells_map.v t:$__SHREG_");
-			Pass::call(design, "opt -fast");
 
 			if (vpr) {
 				Pass::call(design, "techmap -map +/techmap.v -map +/xilinx/arith_map.v -map +/xilinx/ff_map.v -D _EXPLICIT_CARRY");
-- 
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