| // DESCRIPTION: Verilator: Verilog Test module |
| // |
| // This file ONLY is placed into the Public Domain, for any use, |
| // without warranty, 2013 by Wilson Snyder. |
| |
| module t (/*AUTOARG*/); |
| |
| typedef struct packed { |
| logic [3:2] a; |
| logic [5:4][3:2] b; |
| } ab_t; |
| typedef ab_t [7:6] c_t; // array of structs |
| typedef struct packed { |
| c_t [17:16] d; |
| } e_t; |
| |
| `define checkb(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='b%x exp='b%x\n", `__FILE__,`__LINE__, (gotv), (expv)); $stop; end while(0); |
| `define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d: got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); $stop; end while(0); |
| |
| initial begin |
| e_t e; |
| `checkh($bits(ab_t),6); |
| `checkh($bits(c_t),12); |
| `checkh($bits(e_t),24); |
| `checkh($bits(e), 24); |
| `checkh($bits(e.d[17]),12); |
| `checkh($bits(e.d[16][6]),6); |
| `checkh($bits(e.d[16][6].b[5]),2); |
| `checkh($bits(e.d[16][6].b[5][2]), 1); |
| // |
| e = 24'b101101010111010110101010; |
| `checkb(e, 24'b101101010111010110101010); |
| e.d[17] = 12'b111110011011; |
| `checkb(e, 24'b111110011011010110101010); |
| e.d[16][6] = 6'b010101; |
| `checkb(e, 24'b111110011011010110010101); |
| e.d[16][6].b[5] = 2'b10; |
| `checkb(e, 24'b111110011011010110011001); |
| e.d[16][6].b[5][2] = 1'b1; |
| // |
| $write("*-* All Finished *-*\n"); |
| $finish; |
| end |
| endmodule |