| // This file ONLY is placed into the Public Domain, for any use, |
| // without warranty, 2013. |
| |
| module t |
| ( |
| input logic clk, |
| input logic daten, |
| input logic [8:0] datval, |
| output logic signed [3:0][3:0][35:0] datao |
| ); |
| |
| logic signed [3:0][3:0][3:0][8:0] datat; |
| |
| genvar i; |
| generate |
| for (i=0; i<4; i++)begin |
| testio dut(.clk(clk), .arr3d_in(datat[i]), .arr2d_out(datao[i])); |
| end |
| endgenerate |
| |
| genvar j; |
| generate |
| for (i=0; i<4; i++) begin |
| for (j=0; j<4; j++) begin |
| always_comb datat[i][j][0] = daten ? 9'h0 : datval; |
| always_comb datat[i][j][1] = daten ? 9'h1 : datval; |
| always_comb datat[i][j][2] = daten ? 9'h2 : datval; |
| always_comb datat[i][j][3] = daten ? 9'h3 : datval; |
| end |
| end |
| endgenerate |
| endmodule |
| |
| module testio |
| ( |
| input clk, |
| input logic signed [3:0] [3:0] [8:0] arr3d_in, |
| output logic signed [3:0] [35:0] arr2d_out |
| ); |
| logic signed [3:0] [35:0] ar2d_out_pre; |
| |
| always_comb ar2d_out_pre[0][35:0] = {arr3d_in[0][0][8:0], arr3d_in[0][1][8:0], arr3d_in[0][2][8:0], arr3d_in[0][3][8:0]}; |
| always_comb ar2d_out_pre[0][35:0] = {arr3d_in[0][0][8:0], arr3d_in[0][1][8:0], arr3d_in[0][2][8:0], arr3d_in[0][3][8:0]}; |
| always_comb ar2d_out_pre[0][35:0] = {arr3d_in[0][0][8:0], arr3d_in[0][1][8:0], arr3d_in[0][2][8:0], arr3d_in[0][3][8:0]}; |
| always_comb ar2d_out_pre[0][35:0] = {arr3d_in[0][0][8:0], arr3d_in[0][1][8:0], arr3d_in[0][2][8:0], arr3d_in[0][3][8:0]}; |
| |
| always_ff @(posedge clk) begin |
| if (clk) |
| arr2d_out <= ar2d_out_pre; |
| end |
| |
| endmodule |