From owner-freebsd-bugs@freebsd.org Thu May 13 13:35:56 2021 Return-Path: Delivered-To: freebsd-bugs@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 C96D46411CE for ; Thu, 13 May 2021 13:35:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from mailman.nyi.freebsd.org (mailman.nyi.freebsd.org [IPv6:2610:1c1:1:606c::50:13]) by mx1.freebsd.org (Postfix) with ESMTP id 4Fgt30592vz4trs for ; Thu, 13 May 2021 13:35:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: by mailman.nyi.freebsd.org (Postfix) id B123064125D; Thu, 13 May 2021 13:35:56 +0000 (UTC) Delivered-To: bugs@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 B0EC86411CD for ; Thu, 13 May 2021 13:35:56 +0000 (UTC) (envelope-from bugzilla-noreply@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) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mxrelay.nyi.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4Fgt304cCNz4v3N for ; Thu, 13 May 2021 13:35:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2610:1c1:1:606c::50:1d]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id 914FB1F84D for ; Thu, 13 May 2021 13:35:56 +0000 (UTC) (envelope-from bugzilla-noreply@freebsd.org) Received: from kenobi.freebsd.org ([127.0.1.5]) by kenobi.freebsd.org (8.15.2/8.15.2) with ESMTP id 14DDZuwv033902 for ; Thu, 13 May 2021 13:35:56 GMT (envelope-from bugzilla-noreply@freebsd.org) Received: (from bugzilla@localhost) by kenobi.freebsd.org (8.15.2/8.15.2/Submit) id 14DDZuVM033901 for bugs@FreeBSD.org; Thu, 13 May 2021 13:35:56 GMT (envelope-from bugzilla-noreply@freebsd.org) X-Authentication-Warning: kenobi.freebsd.org: bugzilla set sender to bugzilla-noreply@freebsd.org using -f From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 255840] __get_locale() is inefficient Date: Thu, 13 May 2021 13:35:56 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: bin X-Bugzilla-Version: CURRENT X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Some People X-Bugzilla-Who: commit-hook@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Resolution: X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: bugs@FreeBSD.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 May 2021 13:35:56 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D255840 --- Comment #1 from commit-hook@FreeBSD.org --- A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=3D71ec05a21257e159f40d54e26ad0011bb= 19b5134 commit 71ec05a21257e159f40d54e26ad0011bb19b5134 Author: Cyril Zhang AuthorDate: 2021-05-13 12:55:06 +0000 Commit: Mark Johnston CommitDate: 2021-05-13 13:33:19 +0000 sort: Cache value of MB_CUR_MAX Every usage of MB_CUR_MAX results in a call to __mb_cur_max. This is inefficient and redundant. Caching the value of MB_CUR_MAX in a global variable removes these calls and speeds up the runtime of sort. For numeric sorting, runtime is almost halved in some tests. PR: 255551 PR: 255840 Reviewed by: markj MFC after: 1 week Sponsored by: The FreeBSD Foundation Differential Revision: https://reviews.freebsd.org/D30170 usr.bin/sort/bwstring.c | 54 ++++++++++++++++++++++++--------------------= ---- usr.bin/sort/bwstring.h | 9 ++++---- usr.bin/sort/radixsort.c | 4 ++-- usr.bin/sort/sort.c | 6 +++++- usr.bin/sort/sort.h | 6 ++++++ 5 files changed, 45 insertions(+), 34 deletions(-) --=20 You are receiving this mail because: You are the assignee for the bug.=