eg0409.lst

宏汇编器

Microsoft (R) Macro Assembler Version 6.15.8803		    08/18/07 17:42:40
eg0409.asm						     Page 1 - 1


				;eg0409.asm
					include io32.inc
			      C .nolist
			      C .list
			      C 
 00000000				.data
 00000000 499602D2		dvar1	dword 1234567890
 00000004 C4653601		dvar2	dword -999999999
 00000008 00000000		dvar3	dword ?
 0000000C 43 6F 72 72 65	okmsg	byte 'Correct!',0	; 正确信息
	   63 74 21 00
 00000015 45 52 52 4F 52	errmsg	byte 'ERROR ! Overflow!',0	; 错误信息
	   20 21 20 4F 76
	   65 72 66 6C 6F
	   77 21 00
 00000000				.code
 00000000			start:
 00000000  A1 00000000 R		mov eax,dvar1 
 00000005  2B 05 00000004 R		sub eax,dvar2	; 求差
 0000000B  70 0C			jo error	; 有溢出，转移
 0000000D  A3 00000008 R		mov dvar3,eax	; 无溢出，保存差值
 00000012  B8 0000000C R		mov eax,offset okmsg	; 显示正确
 00000017  EB 05			jmp disp
 00000019  B8 00000015 R	error:	mov eax,offset errmsg	; 显示错误
 0000001E  E8 00000000 E	disp:	call dispmsg

					exit 0
					end start
Microsoft (R) Macro Assembler Version 6.15.8803		    08/18/07 17:42:40
eg0409.asm						     Symbols 2 - 1




Macros:

                N a m e                 Type

exit . . . . . . . . . . . . . .	Proc


Segments and Groups:

                N a m e                 Size     Length   Align   Combine Class

FLAT . . . . . . . . . . . . . .	GROUP
_DATA  . . . . . . . . . . . . .	32 Bit	 00000027 Para	  Public  'DATA'	
_TEXT  . . . . . . . . . . . . .	32 Bit	 0000002A Para	  Public  'CODE'	


Procedures,  parameters and locals:

                N a m e                 Type     Value    Attr

ExitProcess  . . . . . . . . . .	P Near	 00000000 FLAT	Length= 00000000 External STDCALL


Symbols:

                N a m e                 Type     Value    Attr

@CodeSize  . . . . . . . . . . .	Number	 00000000h   
@DataSize  . . . . . . . . . . .	Number	 00000000h   
@Interface . . . . . . . . . . .	Number	 00000003h   
@Model . . . . . . . . . . . . .	Number	 00000007h   
@code  . . . . . . . . . . . . .	Text   	 _TEXT
@data  . . . . . . . . . . . . .	Text   	 FLAT
@fardata?  . . . . . . . . . . .	Text   	 FLAT
@fardata . . . . . . . . . . . .	Text   	 FLAT
@stack . . . . . . . . . . . . .	Text   	 FLAT
dispbb . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispbd . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispbw . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispcrlf . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispc  . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disphb . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disphd . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disphw . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispmsg  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disprb . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disprd . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disprf . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disprw . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispsib  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispsid  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispsiw  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispuib  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispuid  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
dispuiw  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
disp . . . . . . . . . . . . . .	L Near	 0000001E _TEXT	
dvar1  . . . . . . . . . . . . .	DWord	 00000000 _DATA	
dvar2  . . . . . . . . . . . . .	DWord	 00000004 _DATA	
dvar3  . . . . . . . . . . . . .	DWord	 00000008 _DATA	
errmsg . . . . . . . . . . . . .	Byte	 00000015 _DATA	
error  . . . . . . . . . . . . .	L Near	 00000019 _TEXT	
okmsg  . . . . . . . . . . . . .	Byte	 0000000C _DATA	
readbb . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readbd . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readbw . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readc  . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readhb . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readhd . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readhw . . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readmsg  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readsib  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readsid  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readsiw  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readuib  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readuid  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
readuiw  . . . . . . . . . . . .	L Near	 00000000 FLAT	External STDCALL
start  . . . . . . . . . . . . .	L Near	 00000000 _TEXT	Public STDCALL

	   0 Warnings
	   0 Errors