From: Eddie Hung <eddie@fpgeh.com>
Date: Tue, 4 Jun 2019 06:43:23 +0000 (-0700)
Subject: Move ff_map back after ABC for shregmap
X-Git-Tag: working-ls180~1208^2~206
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9b9bd4e19f3da363eb3c90ef27ace282716d2e06;p=yosys.git

Move ff_map back after ABC for shregmap
---

diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 8ce552780..f45126dc5 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -280,9 +280,7 @@ struct SynthXilinxPass : public ScriptPass
 		}
 
 		if (check_label("map_cells")) {
-			run("techmap -map +/techmap.v -map +/xilinx/cells_map.v -map +/xilinx/ff_map.v ");
-			run("dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT "
-					"-ff FDRE_1 Q INIT -ff FDCE_1 Q INIT -ff FDPE_1 Q INIT -ff FDSE_1 Q INIT");
+			run("techmap -map +/techmap.v -map +/xilinx/cells_map.v");
 			run("clean");
 		}
 
@@ -299,7 +297,9 @@ struct SynthXilinxPass : public ScriptPass
 			//   has performed any necessary retiming
 			if (!nosrl || help_mode)
 				run("shregmap -minlen 3 -init -params -enpol any_or_none", "(skip if '-nosrl')");
-			run("techmap -map +/xilinx/lut_map.v -map +/xilinx/cells_map.v");
+			run("techmap -map +/xilinx/lut_map.v -map +/xilinx/cells_map.v -map +/xilinx/ff_map.v");
+			run("dffinit -ff FDRE Q INIT -ff FDCE Q INIT -ff FDPE Q INIT -ff FDSE Q INIT "
+					"-ff FDRE_1 Q INIT -ff FDCE_1 Q INIT -ff FDPE_1 Q INIT -ff FDSE_1 Q INIT");
 			run("clean");
 		}