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-rw-r--r--tests/various/ice40_mince_abc9.ys17
1 files changed, 17 insertions, 0 deletions
diff --git a/tests/various/ice40_mince_abc9.ys b/tests/various/ice40_mince_abc9.ys
new file mode 100644
index 000000000..408e16f05
--- /dev/null
+++ b/tests/various/ice40_mince_abc9.ys
@@ -0,0 +1,17 @@
+read_verilog <<EOT
+
+module top(input clk, ce, input [2:0] a, b, output reg [2:0] q);
+
+ reg [2:0] aa, bb;
+
+ always @(posedge clk) begin
+ if (ce) begin
+ aa <= a;
+ end
+ bb <= b;
+ q <= aa + bb;
+ end
+endmodule
+EOT
+
+synth_ice40 -abc9 -dffe_min_ce_use 4