From 48052ad813db3561a959a1921466d571bafa354c Mon Sep 17 00:00:00 2001
From: Eddie Hung <eddie@fpgeh.com>
Date: Thu, 16 Apr 2020 10:24:02 -0700
Subject: abc9: add flop boxes to basic $_DFF_P_ and $_DFF_N_ too

---
 techlibs/common/abc9_unmap.v | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100644 techlibs/common/abc9_unmap.v

(limited to 'techlibs/common/abc9_unmap.v')

diff --git a/techlibs/common/abc9_unmap.v b/techlibs/common/abc9_unmap.v
new file mode 100644
index 000000000..0fd07207d
--- /dev/null
+++ b/techlibs/common/abc9_unmap.v
@@ -0,0 +1,12 @@
+(* techmap_celltype = "$__DFF_N__$abc9_flop $__DFF_P__$abc9_flop" *)
+module $__DFF_x__$abc9_flop (input C, D, Q, (* init = INIT *) output n1);
+  parameter [0:0] INIT = 1'bx;
+  parameter _TECHMAP_CELLTYPE_ = "";
+  generate if (_TECHMAP_CELLTYPE_ == "$__DFF_N__$abc9_flop")
+    $_DFF_N_ _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q));
+  else if (_TECHMAP_CELLTYPE_ == "$__DFF_P__$abc9_flop")
+    $_DFF_P_ _TECHMAP_REPLACE_ (.C(C), .D(D), .Q(Q));
+  else if (_TECHMAP_CELLTYPE_ != "")
+    $error("Unrecognised _TECHMAP_CELLTYPE_");
+  endgenerate
+endmodule
-- 
cgit v1.2.3