m2dev-client-src/vendor/cryptopp/TestPrograms/test_x86_cpuid.cpp

int main(int argc, char* argv[])
{
    unsigned int a, b, c, d;
    asm volatile ( "cpuid" : "+a"(a), "=b"(b), "+c"(c), "=d"(d) );

    return 0;
}