From owner-svn-src-all@freebsd.org Sat Dec 28 02:11:42 2019 Return-Path: Delivered-To: svn-src-all@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 38A3F1D6C1A; Sat, 28 Dec 2019 02:11:42 +0000 (UTC) (envelope-from pfg@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 47l6dB0qdbz4pZ9; Sat, 28 Dec 2019 02:11:42 +0000 (UTC) (envelope-from pfg@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 17A8E21FB4; Sat, 28 Dec 2019 02:11:42 +0000 (UTC) (envelope-from pfg@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id xBS2BfN7044651; Sat, 28 Dec 2019 02:11:41 GMT (envelope-from pfg@FreeBSD.org) Received: (from pfg@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id xBS2Bfvl044650; Sat, 28 Dec 2019 02:11:41 GMT (envelope-from pfg@FreeBSD.org) Message-Id: <201912280211.xBS2Bfvl044650@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: pfg set sender to pfg@FreeBSD.org using -f From: "Pedro F. Giffuni" Date: Sat, 28 Dec 2019 02:11:41 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r356141 - head/lib/libc/arm/string X-SVN-Group: head X-SVN-Commit-Author: pfg X-SVN-Commit-Paths: head/lib/libc/arm/string X-SVN-Commit-Revision: 356141 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 28 Dec 2019 02:11:42 -0000 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. */