IsProcessorFeaturePresent 获取处理器信息

#include <iostream>
#include <Windows.h>
#include <TCHAR.h>

int main()
{
    if(IsProcessorFeaturePresent(PF_3DNOW_INSTRUCTIONS_AVAILABLE))
        printf("当前CPU支持3DNow技术\n");
    else
        printf("当前CPU不支持3DNow技术\n");

    if(IsProcessorFeaturePresent(PF_MMX_INSTRUCTIONS_AVAILABLE))
        printf("当前CPU支持MMX技术\n");
    else
        printf("当前CPU不支持MMX技术\n");

    if(IsProcessorFeaturePresent(PF_XMMI_INSTRUCTIONS_AVAILABLE))
        printf("当前CPU支持SSE技术\n");
    else
        printf("当前CPU不支持SSE技术\n");

    if(GetSystemMetrics(SM_SLOWMACHINE))
        printf("当前处理器是低端处理器\n");
    else
        printf("当前处理器是低端处理器\n");

    wchar_t butter[MAX_PATH];
    GetEnvironmentVariable(L"PROCESSOR_ARCHITECTURE",butter,MAX_PATH);
    _tprintf(L"%s\n",butter);

    return 0;
}