rol/ror in c++

template<typename T>
T __rol(T val, size_t count)
{
	size_t bitcount = sizeof(T) * 8;

	count %= bitcount;
	return (val << count) | (val >> (bitcount - count));
}

template<typename T>
T __ror(T val, size_t count)
{
	size_t bitcount = sizeof(T) * 8;

	count %= bitcount;
	return (val >> count) | (val << (bitcount - count));
}