__constant signed char * const SCREEN = (signed char *) 1024
void main()
signed char main::$1 // reg byte a 4.0
signed char main::a
signed char main::a#0 // reg byte a 4.0
signed char main::a#1 // reg byte a 3.0

reg byte a [ main::a#0 ]
reg byte a [ main::a#1 ]
reg byte a [ main::$1 ]
