From: David Howells <[email protected]> Date: Fri, 20 Jul 2012 15:21:39 +0100
> Arnd Bergmann <[email protected]> wrote: > >> I don't generally like to put stuff into asm-generic when it's unlikely >> to be overridden by architectures. It would really belong into >> include/linux, but then again we have all the other bitops in asm-generic >> as well, so whatever... > > Some arches (such as Sparc, I think) have count-leading-zero instructions. Yes, newer sparc64 chips have leading-zero-detect, and I was pretty sure that powerpc had something similar. It's called count-leading- zeros or something like that. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
