memory_dff: Recognize soft transparency logic.

1 files changed, 21 insertions, 0 deletions

diff --git a/tests/memories/trans_sdp.v b/tests/memories/trans_sdp.v
new file mode 100644
index 000000000..b89f2ccf0
--- /dev/null
+++ b/tests/memories/trans_sdp.v
@@ -0,0 +1,21 @@
+// expect-wr-ports 1
+// expect-rd-ports 1
+// expect-rd-clk \clk
+// expect-rd-en \re
+
+module top(input clk, we, re, input [7:0] ra, wa, wd, output reg [7:0] rd);
+
+reg [7:0] mem[0:255];
+
+always @(posedge clk) begin
+	if (we)
+		mem[wa] <= wd;
+
+	if (re) begin
+		rd <= mem[ra];
+		if (we && ra == wa)
+			rd <= wd;
+	end
+end
+
+endmodule