.RR4S JMP RR4 ; Jump to RR4 to restore the registers and return from ; the subroutine using a tail call (this JMP enables us ; to jump to RR4 using a branch to RR4S though this ; isn't actually done anywhere)Name: RR4S [Show more] Type: Subroutine Category: Text Summary: A jump point that restores the registers and returns from the CHPR subroutine (so we can use a branch instruction to jump to RR4)Context: See this subroutine in context in the source code References: This subroutine is called as follows: * CHPR calls RR4S