; rng HW · RDRAND free · local 7900X · never Out eat
; LINEAR BGS->BGF->SDF · atoms EZZIE PHI THERMO on BGF · free rides · no duo
        rdrand  eax
        jnc     .r
        or      eax, 1
        ret
.r:     rdrand  eax
        or      eax, 1
        ret