@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()

(void()) main()
main: scope:[main]  from @1
  [4] phi()
  to:main::getScreen1
main::getScreen1: scope:[main]  from main
  [5] (byte*) main::getScreen1_return#0 ← *((const byte*[]) screens)
  to:main::spritePtr1
main::spritePtr1: scope:[main]  from main::getScreen1
  [6] (byte*) main::spritePtr1_return#0 ← (byte*) main::getScreen1_return#0 + (word) $378
  to:main::@1
main::@1: scope:[main]  from main::spritePtr1
  [7] *((byte*) main::spritePtr1_return#0) ← (byte) $22
  to:main::@return
main::@return: scope:[main]  from main::@1
  [8] return 
  to:@return