第八章实验7的第二种做法（用栈做传递）

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只用一个循环，但是用栈来传递。

源代码：

assume cs:codesgdatasg segment db '1975','1976','1977','1978','1979','1980','1981','1982','1983' db '1984','1985','1986','1987','1988','1989','1990','1991','1992' db '1993','1994','1995' dd 16,22,382,1356,2390,8000,16000,24486,50065,97479,140417,197514 dd 345980,590827,803530,1183000,1843000,2759000,3753000,4649000,5937000 dw 3,7,9,13,28,38,130,220,476,778,1001,1442,2258,2793,4037,5635,8226 dw 11542,14430,15257,17800 datasg endstable segment db 21 dup ('year summ ne ?? ') table ends stacksg segment db 16 dup (0) stacksg endscodesg segmentstart: mov ax,datasg mov es,ax mov ax,table mov ds,ax mov ax,stacksg mov ss,ax mov sp,10h ;设置ss和sp的值，使其指向新定义的栈 mov bx,0 mov si,0 mov cx,21 s0:mov di,0 ;copy the year data push es:[bx+di] push es:[bx+di+2];把年份压入栈 pop ds:[si+2] pop ds:[si]；年份马上出栈到table段对应的内存单元 ;copy the income data add di,54h;设置偏移地址使能取到收入数值 push es:[bx+di] push es:[bx+di+2];把收入数值入栈 pop ds:[si+7] pop ds:[si+5]；收入数值出栈到table段对应的内存单元 ;copy the count of employees add di,54h mov ax,bx mov bl,2 div bl mov bx,ax;这里主要的目的是把bx的值设置成该次循环中的一半。因为我们是让bx按两个字在增长，但是此处的雇员人数是按一个字来存放的，所以要把bx的值除以二。 push es:[bx+di] pop ds:[si+0ah] mov ax,ds:[si+5] mov dx,ds:[si+7];这里很明显除数是16位的，而被除数是32位的，所以高16位放在dx中，低16位放在ax中。 mov di,ds:[si+10];拿到除数即雇员人数。 div di;做除法，商放在了ax中，余数放在了dx中 mov ds:[si+0dh],ax add si,10h ;si加10h后指向下一行 add bx,bx;又要把bx的值恢复成本次循环的开始值。 add bx,4；把bx的值按2个字节增长。 loop s0 mov ax,4c00h int 21h codesg endsend start

调试结果：

-rAX=0000 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B75 ES=0B75 SS=0B85 CS=0BA9 IP=0000 NV UP EI PL NZ NA PO NC 0BA9:0000 B8850B MOVAX,0B85 -u0BA9:0000 B8850B MOVAX,0B85 0BA9:0003 8EC0 MOVES,AX 0BA9:0005 B8930B MOVAX,0B93 0BA9:0008 8ED8 MOVDS,AX 0BA9:000A B8A80B MOVAX,0BA8 0BA9:000D 8ED0 MOVSS,AX 0BA9:000F BC1000 MOVSP,0010 0BA9:0012 BB0000 MOVBX,0000 0BA9:0015 BE0000 MOVSI,0000 0BA9:0018 B91500 MOVCX,0015 0BA9:001B BF0000 MOVDI,0000 0BA9:001E 26 ES: 0BA9:001F FF31 PUSH[BX+DI] -tAX=0B85 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B75 ES=0B75 SS=0B85 CS=0BA9 IP=0003 NV UP EI PL NZ NA PO NC 0BA9:0003 8EC0 MOVES,AX -tAX=0B85 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B75 ES=0B85 SS=0B85 CS=0BA9 IP=0005 NV UP EI PL NZ NA PO NC 0BA9:0005 B8930B MOVAX,0B93 -tAX=0B93 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B75 ES=0B85 SS=0B85 CS=0BA9 IP=0008 NV UP EI PL NZ NA PO NC 0BA9:0008 8ED8 MOVDS,AX -d es:0 14f0B85:0000 31 39 37 35 31 39 37 36-31 39 37 37 31 39 37 38 19751976197719780B85:0010 31 39 37 39 31 39 38 30-31 39 38 31 31 39 38 32 19791980198119820B85:0020 31 39 38 33 31 39 38 34-31 39 38 35 31 39 38 36 19831984198519860B85:0030 31 39 38 37 31 39 38 38-31 39 38 39 31 39 39 30 19871988198919900B85:0040 31 39 39 31 31 39 39 32-31 39 39 33 31 39 39 34 19911992199319940B85:0050 31 39 39 35 10 00 00 00-16 00 00 00 7E 01 00 00 1995........~...0B85:0060 4C 05 00 00 56 09 00 00-40 1F 00 00 80 3E 00 00 L...V...@....>..0B85:0070 A6 5F 00 00 91 C3 00 00-C7 7C 01 00 81 24 02 00 ._.......|...$..0B85:0080 8A 03 03 00 7C 47 05 00-EB 03 09 00 CA 42 0C 00 ....|G.......B..0B85:0090 18 0D 12 00 38 1F 1C 00-58 19 2A 00 28 44 39 00 ....8...X.*.(D9.0B85:00A0 28 F0 46 00 68 97 5A 00-03 00 07 00 09 00 0D 00 (.F.h.Z.........0B85:00B0 1C 00 26 00 82 00 DC 00-DC 01 0A 03 E9 03 A2 05 ..&.............0B85:00C0 D2 08 E9 0A C5 0F 03 16-22 20 16 2D 5E 38 99 3B ........" .-^8.;0B85:00D0 88 45 00 00 00 00 00 00-00 00 00 00 00 00 00 00 .E..............0B85:00E0 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:00F0 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:0100 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:0110 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:0120 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:0130 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? 0B85:0140 79 65 61 72 20 73 75 6D-6D 20 6E 65 20 3F 3F 20 year summ ne ?? -pAX=0B93 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0B85 CS=0BA9 IP=000A NV UP EI PL NZ NA PO NC 0BA9:000A B8A80B MOVAX,0BA8 -pAX=0BA8 BX=0000 CX=02A8 DX=0000 SP=0000 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0B85 CS=0BA9 IP=000D NV UP EI PL NZ NA PO NC 0BA9:000D 8ED0 MOVSS,AX -pAX=0BA8 BX=0000 CX=02A8 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0012 NV UP EI PL NZ NA PO NC 0BA9:0012 BB0000 MOVBX,0000 -pAX=0BA8 BX=0000 CX=02A8 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0015 NV UP EI PL NZ NA PO NC 0BA9:0015 BE0000 MOVSI,0000 -pAX=0BA8 BX=0000 CX=02A8 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0018 NV UP EI PL NZ NA PO NC 0BA9:0018 B91500 MOVCX,0015 -pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=001B NV UP EI PL NZ NA PO NC 0BA9:001B BF0000 MOVDI,0000 -pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=001E NV UP EI PL NZ NA PO NC 0BA9:001E 26 ES: 0BA9:001F FF31 PUSH[BX+DI] ES:0000=3931-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=000E BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0021 NV UP EI PL NZ NA PO NC 0BA9:0021 8F04 POP[SI] DS:0000=6579-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0023 NV UP EI PL NZ NA PO NC 0BA9:0023 26 ES: 0BA9:0024 FF7102 PUSH[BX+DI+02] ES:0002=3537-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=000E BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0027 NV UP EI PL NZ NA PO NC 0BA9:0027 8F4402 POP[SI+02] DS:0002=7261-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0000 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=002A NV UP EI PL NZ NA PO NC 0BA9:002A 83C754 ADDDI,+54 -pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0054 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=002D NV UP EI PL NZ NA PO NC 0BA9:002D 26 ES: 0BA9:002E FF31 PUSH[BX+DI] ES:0054=0010-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=000E BP=0000 SI=0000 DI=0054 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0030 NV UP EI PL NZ NA PO NC 0BA9:0030 8F4405 POP[SI+05] DS:0005=7573-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0054 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0033 NV UP EI PL NZ NA PO NC 0BA9:0033 26 ES: 0BA9:0034 FF7102 PUSH[BX+DI+02] ES:0056=0000-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=000E BP=0000 SI=0000 DI=0054 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0037 NV UP EI PL NZ NA PO NC 0BA9:0037 8F4407 POP[SI+07] DS:0007=6D6D-pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0054 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=003A NV UP EI PL NZ NA PO NC 0BA9:003A 83C754 ADDDI,+54 -pAX=0BA8 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=003D NV UP EI PL NZ NA PO NC 0BA9:003D 8BC3 MOVAX,BX -pAX=0000 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=003F NV UP EI PL NZ NA PO NC 0BA9:003F B302 MOVBL,02 -pAX=0000 BX=0002 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0041 NV UP EI PL NZ NA PO NC 0BA9:0041 F6F3 DIVBL -pAX=0000 BX=0002 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0043 NV UP EI PL NZ NA PO NC 0BA9:0043 8BD8 MOVBX,AX -pAX=0000 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0045 NV UP EI PL NZ NA PO NC 0BA9:0045 26 ES: 0BA9:0046 FF31 PUSH[BX+DI] ES:00A8=0003-pAX=0000 BX=0000 CX=0015 DX=0000 SP=000E BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0048 NV UP EI PL NZ NA PO NC 0BA9:0048 8F440A POP[SI+0A] DS:000A=656E-pAX=0000 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=004B NV UP EI PL NZ NA PO NC 0BA9:004B 8B4405 MOVAX,[SI+05] DS:0005=0010-pAX=0010 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=004E NV UP EI PL NZ NA PO NC 0BA9:004E 8B5407 MOVDX,[SI+07] DS:0007=0000-pAX=0010 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=00A8 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0051 NV UP EI PL NZ NA PO NC 0BA9:0051 8B7C0A MOVDI,[SI+0A] DS:000A=0003-pAX=0010 BX=0000 CX=0015 DX=0000 SP=0010 BP=0000 SI=0000 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0054 NV UP EI PL NZ NA PO NC 0BA9:0054 F7F7 DIVDI -pAX=0005 BX=0000 CX=0015 DX=0001 SP=0010 BP=0000 SI=0000 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0056 NV UP EI PL NZ NA PO NC 0BA9:0056 89440D MOV[SI+0D],AX DS:000D=3F3F-pAX=0005 BX=0000 CX=0015 DX=0001 SP=0010 BP=0000 SI=0000 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0059 NV UP EI PL NZ NA PO NC 0BA9:0059 03DB ADDBX,BX -pAX=0005 BX=0000 CX=0015 DX=0001 SP=0010 BP=0000 SI=0000 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=005B NV UP EI PL ZR NA PE NC 0BA9:005B 83C610 ADDSI,+10 -pAX=0005 BX=0000 CX=0015 DX=0001 SP=0010 BP=0000 SI=0010 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=005E NV UP EI PL NZ NA PO NC 0BA9:005E 83C304 ADDBX,+04 -pAX=0005 BX=0004 CX=0015 DX=0001 SP=0010 BP=0000 SI=0010 DI=0003 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0061 NV UP EI PL NZ NA PO NC 0BA9:0061 E2B8 LOOP001B -pAX=014D BX=0054 CX=0000 DX=2580 SP=0010 BP=0000 SI=0150 DI=4588 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0063 NV UP EI PL NZ NA PO NC 0BA9:0063 B8004C MOVAX,4C00 -d ds:0 14f0B93:0000 31 39 37 35 20 10 00 00-00 20 03 00 20 05 00 20 1975 .... .. .. 0B93:0010 31 39 37 36 20 16 00 00-00 20 07 00 20 03 00 20 1976 .... .. .. 0B93:0020 31 39 37 37 20 7E 01 00-00 20 09 00 20 2A 00 20 1977 ~... .. *. 0B93:0030 31 39 37 38 20 4C 05 00-00 20 0D 00 20 68 00 20 1978 L... .. h. 0B93:0040 31 39 37 39 20 56 09 00-00 20 1C 00 20 55 00 20 1979 V... .. U. 0B93:0050 31 39 38 30 20 40 1F 00-00 20 26 00 20 D2 00 20 1980 @... &. .. 0B93:0060 31 39 38 31 20 80 3E 00-00 20 82 00 20 7B 00 20 1981 .>.. .. {. 0B93:0070 31 39 38 32 20 A6 5F 00-00 20 DC 00 20 6F 00 20 1982 ._.. .. o. 0B93:0080 31 39 38 33 20 91 C3 00-00 20 DC 01 20 69 00 20 1983 .... .. i. 0B93:0090 31 39 38 34 20 C7 7C 01-00 20 0A 03 20 7D 00 20 1984 .|.. .. }. 0B93:00A0 31 39 38 35 20 81 24 02-00 20 E9 03 20 8C 00 20 1985 .$.. .. .. 0B93:00B0 31 39 38 36 20 8A 03 03-00 20 A2 05 20 88 00 20 1986 .... .. .. 0B93:00C0 31 39 38 37 20 7C 47 05-00 20 D2 08 20 99 00 20 1987 |G.. .. .. 0B93:00D0 31 39 38 38 20 EB 03 09-00 20 E9 0A 20 D3 00 20 1988 .... .. .. 0B93:00E0 31 39 38 39 20 CA 42 0C-00 20 C5 0F 20 C7 00 20 1989 .B.. .. .. 0B93:00F0 31 39 39 30 20 18 0D 12-00 20 03 16 20 D1 00 20 1990 .... .. .. 0B93:0100 31 39 39 31 20 38 1F 1C-00 20 22 20 20 E0 00 20 1991 8... " .. 0B93:0110 31 39 39 32 20 58 19 2A-00 20 16 2D 20 EF 00 20 1992 X.*. .- .. 0B93:0120 31 39 39 33 20 28 44 39-00 20 5E 38 20 04 01 20 1993 (D9. ^8 .. 0B93:0130 31 39 39 34 20 28 F0 46-00 20 99 3B 20 30 01 20 1994 (.F. .; 0. 0B93:0140 31 39 39 35 20 68 97 5A-00 20 88 45 20 4D 01 20 1995 h.Z. .E M. -pAX=4C00 BX=0054 CX=0000 DX=2580 SP=0010 BP=0000 SI=0150 DI=4588 DS=0B93 ES=0B85 SS=0BA8 CS=0BA9 IP=0066 NV UP EI PL NZ NA PO NC 0BA9:0066 CD21 INT21 -pProgram terminated normally-p