(use _mm_movemask_epi8 to have only 1 test but it's slower)
(use _mm_movemask_epi8 to have only 1 test but it's slower)

nstime diff: 0.189190640 seconds
nstime diff: 0.192531566 seconds
nstime diff: 0.197808214 seconds
nstime diff: 0.188415610 seconds
nstime diff: 0.204327058 seconds
nstime diff: 0.189190640 seconds

pflanze/mandelbrot,pflanze/mandelbrot,pflanze/mandelbrot