eg0904.lst

宏汇编器

Microsoft (R) Macro Assembler Version 6.15.8803		    08/21/07 15:57:57
eg0904.asm						     Page 1 - 1


				;eg0904.asm
					include io32.inc
			      C .nolist
			      C .list
			      C 
 00000000				.data
 00000000 42C88000		f32d	real4 100.25,0.2	; 单精度浮点数
	   3E4CCCCD
 00000008			f64d	real8 -0.2109375	; 双精度浮点数
	   BFCB000000000000
 00000010			f80d	real10 100.25e9	; 扩展精度浮点数
	   4023BABAECD400000000
 0000001A 00000000		varf	real4 ?,?
	   00000000
 00000022 3E4CCCCD		i32d	dword 3e4ccccdh	; 0.2的编码（参见例题9-3）
 00000000				.code
 00000000			start:
 00000000  9B DB E3			finit	; 初始化FPU
 00000003  D9 05 00000000 R		fld f32d	; 压入单精度浮点数f32d
 00000009  DD 05 00000008 R		fld f64d	; 压入双精度浮点数f64d
 0000000F  DB 2D 00000010 R		fld f80d	; 压入扩展精度浮点数f80d
 00000015  D9 EB			fldpi	; 压入π（3.1415926…）
 00000017  D9 15 0000001A R		fst varf	; 将栈顶数据π传送到变量VARF
 0000001D  D9 1D 0000001E R		fstp varf+4	; 将栈顶数据π弹出到变量VARF+4
 00000023  A1 00000004 R		mov eax,dword ptr f32d+4	; 取0.2（二进制编码）
 00000028  3B 05 00000022 R		cmp eax,i32d	; 比较编码是否相同
 0000002E  74 04			jz dispy
 00000030  B0 4E			mov al,'N'	; 不相同，显示N
 00000032  EB 02			jmp dispn
 00000034  B0 59		dispy: 	mov al,'Y'	; 相同，显示Y
 00000036  E8 00000000 E	dispn: 	call dispc

					exit 0
					end start
Microsoft (R) Macro Assembler Version 6.15.8803		    08/21/07 15:57:57
eg0904.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	 00000026 Para	  Public  'DATA'	
_TEXT  . . . . . . . . . . . . .	32 Bit	 00000042 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
dispn  . . . . . . . . . . . . .	L Near	 00000036 _TEXT	
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
dispy  . . . . . . . . . . . . .	L Near	 00000034 _TEXT	
f32d . . . . . . . . . . . . . .	DWord	 00000000 _DATA	
f64d . . . . . . . . . . . . . .	QWord	 00000008 _DATA	
f80d . . . . . . . . . . . . . .	TWord	 00000010 _DATA	
i32d . . . . . . . . . . . . . .	DWord	 00000022 _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
varf . . . . . . . . . . . . . .	DWord	 0000001A _DATA	

	   0 Warnings
	   0 Errors