[... some program ...]
   call  Subroutine
   [... some other program, we want to bypass for some reason ...]
Label:
   [... rest of program ...]

;---------------------------------------
Subroutine:
   [... some content of subroutine ...]
   [... code jumping to SubroutineX1, if something happens ...]
   ret
SubroutineX1:
   pop   acc  ;throw away return address and jump to Label directly
   pop   acc
   jmp   Label