shift_card.sby

[tasks]
cover
bmc

[options]
bmc: mode bmc
cover: mode cover
depth 1
multiclock off

[engines]
smtbmc z3

[script]
read_verilog <<END
module \$dff (CLK, D, Q);
  parameter WIDTH = 0;
  parameter CLK_POLARITY = 1'b1;
  input CLK;
  input [WIDTH-1:0] D;
  output reg [WIDTH-1:0] Q;
  \$ff #(.WIDTH(WIDTH)) _TECHMAP_REPLACE_ (.D(D),.Q(Q));
endmodule
END
design -stash dff2ff
read_ilang toplevel.il
proc
techmap -map %dff2ff top/w:clk %co
prep -top top

[files]
toplevel.il