initmem(32'h00400000,32'h3c081001," 11: la $t0, my_data");
 initmem(32'h00400004,32'h3c011001," 12: la $s0, place");
 initmem(32'h00400008,32'h34300004,"ori $16, $1, 4 [place]");
 initmem(32'h0040000c,32'h91090000," 13: lbu $t1, 0($t0)");
 initmem(32'h00400010,32'ha2090000," 14: sb $t1, 0($s0)");
 initmem(32'h00400014,32'h92180000," 15: lbu $t8, 0($s0)");
 initmem(32'h00400018,32'h23180001," 16: addi $t8, $t8, 1");
 initmem(32'h0040001c,32'h810e0000," 17: lb  $t6, 0($t0)");
 initmem(32'h00400020,32'ha20e0001," 18: sb $t6, 1($s0)");
 initmem(32'h00400024,32'h910a0001," 19: lbu $t2, 1($t0)");
 initmem(32'h00400028,32'h810f0001," 20: lb $t7, 1($t0)");
 initmem(32'h0040002c,32'h910b0002," 21: lbu $t3, 2($t0)");
 initmem(32'h00400030,32'h910c0003," 22: lbu $t4, 3($t0)");
 initmem(32'h00400034,32'h21080003," 23: addi $t0, $t0, 3");
 initmem(32'h00400038,32'h910d0000," 24: lbu $t5, 0($t0)");
 initmem(32'h0040003c,32'h0000000c," 25: syscall");
 initdmem(32'h10010000,32'h12d45678);