yosys/tests/various/dynamic_part_select/reversed.v

15 lines
402 B
Verilog

`default_nettype none
module reversed #(parameter WIDTH=32, SELW=4, CTRLW=$clog2(WIDTH), DINW=2**SELW)
(input wire clk,
input wire [CTRLW-1:0] ctrl,
input wire [DINW-1:0] din,
input wire [SELW-1:0] sel,
output reg [WIDTH-1:0] dout);
localparam SLICE = WIDTH/(SELW**2);
always @(posedge clk) begin
dout[(WIDTH-ctrl*sel)-:SLICE] <= din;
end
endmodule