
void main()
main: scope:[main]  from
  [0] *main::SCREEN = byte3 PI_u4f28
  [1] *(main::SCREEN+1) = byte2 PI_u4f28
  [2] *(main::SCREEN+2) = byte1 PI_u4f28
  [3] *(main::SCREEN+3) = byte0 PI_u4f28
  to:main::@return
main::@return: scope:[main]  from main
  [4] return 
  to:@return
