Date: Sat, 21 Aug 1999 15:38:28 -0600 From: Warner Losh <imp@village.org> To: Nick Hibma <hibma@skylink.it> Cc: FreeBSD Hackers mailing list <hackers@FreeBSD.ORG> Subject: Re: from number to power of two Message-ID: <199908212138.PAA48856@harmony.village.org> In-Reply-To: Your message of "Sat, 21 Aug 1999 12:54:32 %2B0200." <Pine.BSF.4.10.9908211250310.7595-100000@heidi.plazza.it> References: <Pine.BSF.4.10.9908211250310.7595-100000@heidi.plazza.it>
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In message <Pine.BSF.4.10.9908211250310.7595-100000@heidi.plazza.it> Nick Hibma writes: : Does anyone know an inexpensive algorithm (O(1)) to go from an number to : the next (lower or higher) power of two. 1 << ffs(x) Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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