From c10757a8ea5d6052d7a06690fb7411b5e4c7d772 Mon Sep 17 00:00:00 2001
From: Eddie Hung <eddie@fpgeh.com>
Date: Mon, 13 Apr 2020 16:21:08 -0700
Subject: synth_xilinx: rename dff_mode -> dff

---
 techlibs/xilinx/synth_xilinx.cc | 18 ++++++++++--------
 1 file changed, 10 insertions(+), 8 deletions(-)

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

diff --git a/techlibs/xilinx/synth_xilinx.cc b/techlibs/xilinx/synth_xilinx.cc
index 173bdcb91..c45d389ef 100644
--- a/techlibs/xilinx/synth_xilinx.cc
+++ b/techlibs/xilinx/synth_xilinx.cc
@@ -143,7 +143,7 @@ struct SynthXilinxPass : public ScriptPass
 
 	std::string top_opt, edif_file, blif_file, family;
 	bool flatten, retime, vpr, ise, noiopad, noclkbuf, nobram, nolutram, nosrl, nocarry, nowidelut, nodsp, uram;
-	bool abc9, dff_mode;
+	bool abc9, dff;
 	bool flatten_before_abc;
 	int widemux;
 	int lut_size;
@@ -170,7 +170,7 @@ struct SynthXilinxPass : public ScriptPass
 		nodsp = false;
 		uram = false;
 		abc9 = false;
-		dff_mode = false;
+		dff = false;
 		flatten_before_abc = false;
 		widemux = 0;
 		lut_size = 6;
@@ -217,7 +217,7 @@ struct SynthXilinxPass : public ScriptPass
 				continue;
 			}
 			if (args[argidx] == "-retime") {
-				dff_mode = true;
+				dff = true;
 				retime = true;
 				continue;
 			}
@@ -281,7 +281,7 @@ struct SynthXilinxPass : public ScriptPass
 				continue;
 			}
 			if (args[argidx] == "-dff") {
-				dff_mode = true;
+				dff = true;
 				continue;
 			}
 			break;
@@ -595,9 +595,11 @@ struct SynthXilinxPass : public ScriptPass
 			run("clean");
 		}
 
-		if (check_label("map_ffs")) {
+		if (check_label("map_ffs", "('-abc9' only)")) {
 			if (abc9 || help_mode) {
-				run("techmap -map " + ff_map_file, "('-abc9' only)");
+				if (dff || help_mode)
+					run("zinit -all", "('-dff' only)");
+				run("techmap -map " + ff_map_file);
 			}
 		}
 
@@ -625,7 +627,7 @@ struct SynthXilinxPass : public ScriptPass
 				}
 				if (nowidelut)
 					abc9_opts += stringf(" -maxlut %d", lut_size);
-				if (dff_mode)
+				if (dff)
 					abc9_opts += " -dff";
 				run("abc9" + abc9_opts);
 				run("techmap -map +/xilinx/abc9_unmap.v");
@@ -645,7 +647,7 @@ struct SynthXilinxPass : public ScriptPass
 					else
 						abc_opts += " -luts 2:2,3,6:5,10,20,40";
 				}
-				if (dff_mode)
+				if (dff)
 					abc_opts += " -dff";
 				if (retime)
 					abc_opts += " -D 1";
-- 
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