Date: Sat, 28 Dec 2019 02:11:41 +0000 (UTC) From: "Pedro F. Giffuni" <pfg@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r356141 - head/lib/libc/arm/string Message-ID: <201912280211.xBS2Bfvl044650@repo.freebsd.org>
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Author: pfg Date: Sat Dec 28 02:11:41 2019 New Revision: 356141 URL: https://svnweb.freebsd.org/changeset/base/356141 Log: arm/ffs.S: remove stale comment. We already use the CLZ instruction. Discussed with: andrew Modified: head/lib/libc/arm/string/ffs.S Modified: head/lib/libc/arm/string/ffs.S ============================================================================== --- head/lib/libc/arm/string/ffs.S Sat Dec 28 01:35:32 2019 (r356140) +++ head/lib/libc/arm/string/ffs.S Sat Dec 28 02:11:41 2019 (r356141) @@ -40,9 +40,6 @@ __FBSDID("$FreeBSD$"); * 6 bits as an index into the table. This algorithm should be a win * over the checking each bit in turn as per the C compiled version. * - * under ARMv5 there's an instruction called CLZ (count leading Zero's) that - * could be used - * * This is the ffs algorithm devised by d.seal and posted to comp.sys.arm on * 16 Feb 1994. */
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