order.asm

用8051汇编写的数组排序程序

STACK SEGMENT
STACK ENDS
DATA SEGMENT
   DA DB 7,8,9,6,6,5,4,9,8,9
DATA ENDS
CODE SEGMENT 
   ASSUME DS:DATA,CS:CODE
START:
   MOV AX,DATA
   MOV DS,AX
   MOV CX,9
   
L1: 
     MOV BL,0
     MOV DI,0
     MOV DX,CX
L2:   
      MOV AL,DA[DI] 
      CMP AL,DA[DI+1]
      JNB NOCHG
      XCHG AL,[DI+1]
      MOV DA[DI],AL
      MOV BL,0FFH
 
NOCHG:
      INC DI
      DEC DX
      JNZ L2
      DEC CX
      CMP BL,0
      JNZ L1
      CLD
      MOV CX,8
      LEA SI,DA
      INC SI
PRINT:
      LODSB
      ADD AL,30H
      MOV DL,AL
      MOV AH,2
      INT 21H
      LOOP PRINT 
      MOV AH,4CH
      INT 21H
CODE ENDS 
END START