Using Pep 9 31 Implement New Unary Instruction Place Nop0 Called Stkadd Replace Two Topmos Q37026547

USING PEP/9

31. Implement a new unary instruction in place of NOP0 calledSTKADD. It should replace the two topmost items on the stack withtheir sum. Set NZVC according to the results of the addition. Usethe test program provided in the Pep/9 app to test the features ofthe new instruction.

Solution