VC中嵌套汇编源代码

// useacm.cpp : Defines the entry point for the console application.
//
#include "stdafx.h"
#include <iostream>
#include <Windows.h>
using namespace std;
void UseAsm();
int _tmain(int argc, _TCHAR* argv[])
{
	UseAsm();
	return 0;
}
void UseAsm()
{
	int		n =	0;
	int		nVal = 0;
	DWORD	dwVal = 0;
	DWORD*	pdwVal = &dwVal;
	__asm
	{
		mov ecx, n
		mov eax, 0
		mov edx, DWORD ptr pdwVal
		mov	[edx+eax], 97
L:		inc eax
		mov nVal, eax
		pushad
	}
	cout << "n = " << n << "\tnVal = " << nVal << "\tszBuf = " << *pdwVal << endl;
	__asm
	{
		popad
		loop L
	}
}