multiclock_var_len.v 415 Bytes
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(* top *)
module multiclock_var_len (input clk1, clk2, i, input [2:0] l, output q);
reg [6:0] r;
always @(posedge clk1) begin
    r[2:0] <= {r[1:0], i};
    r[6:4] <= r[5:3];
end
always @(posedge clk2)
    r[3] <= r[2];
assign q = r[l];
endmodule

`ifndef _AUTOTB
module __test ;
    wire [4095:0] assert_area = "cd multiclock_var_len; select t:SRL* -assert-count 0; select t:FD* -assert-count 7";
endmodule
`endif