qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Qemu-devel] [PATCH 2/6] target-ppc: Implement darn instruction


From: Benjamin Herrenschmidt
Subject: Re: [Qemu-devel] [PATCH 2/6] target-ppc: Implement darn instruction
Date: Mon, 08 Aug 2016 07:33:37 +1000

On Sun, 2016-08-07 at 23:06 +0530, Nikunj A Dadhania wrote:
> +target_ulong helper_darn(uint32_t l)
> +{
> +    target_ulong r = UINT64_MAX;
> +
> +    if (l <= 2) {
> +        do {
> +            r = random() * random();
> +            r &= l ? UINT64_MAX : UINT32_MAX;
> +        } while (r == UINT64_MAX);
> +    }
> +
> +    return r;
> +}
>  #endif

Isn't this a bit week ? Look at the implementation of H_RANDOM...

Cheers,
Ben.



reply via email to

[Prev in Thread] Current Thread [Next in Thread]