Subversion Repositories fft2_size

`ifndef _yx_addr_
`define _yx_addr_

module yx_addr #(WIDTH = 9, POW = 2)(
        input [WIDTH-1:0] cnt,
        output [WIDTH-1:0] yx_cnt
);

generate
        if (POW < 1)
                begin
                        assign yx_cnt = cnt;
                end
        else if (POW == 1)
                begin
                        assign yx_cnt = {cnt[WIDTH-1:POW], !cnt[0]};
                end
        else if (POW == WIDTH)
                begin
                        assign yx_cnt = {!cnt[0], cnt[POW-1:1]};
                end
        else
                begin
                        assign yx_cnt = {cnt[WIDTH-1:POW], !cnt[0], cnt[POW-1:1]};
                end
endgenerate

endmodule :yx_addr

`endif