Changes
Z80
,/* Block group */
! Instruction !! Opcode !! Hexcode !! NOPs !! Cycles !! M-Cycle Sequence !! S !! Z !! 5 !! H !! 3 !! P !! N !! C !! Effect !! Description
|-
| ldi || 10100000 || ED A0 || 5 || 16 (4,4,3,5) || M1, M1, MR, MW, INT(2) || rowspan=4|- || rowspan=4|- || rowspan=4|X || rowspan=4|0 || rowspan=4|X || rowspan=4|C X || rowspan=4|0 || rowspan=4|- || tmp := (hl), (de) := tmp, de += 1, hl += 1, <br> bc -= 1, pf := bc!=0, f5 := [tmp + a].1, f3 := [tmp + a].3 || rowspan=4|Block Load
|-
| ldd || 10101000 || ED A8 || 5 || 16 (4,4,3,5) || M1, M1, MR, MW, INT(2) || tmp := (hl), (de) := tmp, de -= 1, hl -= 1, <br> bc -= 1, pf := bc!=0, f5 := [tmp + a].1, f3 := [tmp + a].3
|-
| ldir || 10110000 || ED B0 || 6/5 || 21/16 (4,4,3,5,5)/(4,4,3,5) || M1, M1, MR, MW, INT(2)(, INT(5)) || ldi, if bc != 0 then pc -= 2
| lddr || 10111000 || ED B8 || 6/5 || 21/16 (4,4,3,5,5)/(4,4,3,5) || M1, M1, MR, MW, INT(2)(, INT(5)) || ldd, if bc != 0 then pc -= 2
|-
| cpi || 10100001 || ED A1 || 4 || 16 (4,4,3,5) || M1, M1, MR, INT(5) || rowspan=4|+ || rowspan=4|+ || rowspan=4|X || rowspan=4|+ || rowspan=4|X || rowspan=4|C X || rowspan=4|1 || rowspan=4|- || tmp := a - (hl) => flags, bc -= 1, hl += 1, <br> bc -= 1, pf := bc!=0, f5 := [tmp - hf].1, f3 = [tmp - hf].3 || rowspan=4|Block Compare
|-
| cpd || 10101001 || ED A9 || 4 || 16 (4,4,3,5) || M1, M1, MR, INT(5) || tmp := a - (hl) => flags, bc -= 1, hl -= 1, <br> bc -= 1, pf := bc!=0, f5 := [tmp - hf].1, f3 = [tmp - hf].3
|-
| cpir || 10110001 || ED B1 || 6/4 || 21/16 (4,4,3,5,5)/(4,4,3,5) || M1, M1, MR, INT(5)(, INT(5)) || cpi, if bc != 0 and nz then pc -= 2
