Add all instructions : LD n, A
Add instruction LD A, (C)
Add instruction LD (C), A
Add LDD A, (HL)
Add LDD (HL), A
Add LDI A, (HL)
Add LDI (HL), A
Add instructions LDH (n), A and LDH A, (n)
Add instructions : LD n, nn
Add LD SP, HL
Add flag register operations