@begin: scope:[]  from
  [0] phi()
  to:@1
@1: scope:[]  from @begin
  [1] phi()
  [2] call main 
  to:@end
@end: scope:[]  from @1
  [3] phi()
main: scope:[main]  from @1
  [4] *((const byte*) main::SCREEN#0+(byte) $28) ← *((const byte[]) table#0)
  asm { ldx#0 !: ldatable,x staSCREEN+1,x inx cpx#4 bne!-  }
  to:main::@return
main::@return: scope:[main]  from main
  [6] return 
  to:@return