From nobody Mon Feb 9 02:12:44 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=linux.intel.com ARC-Seal: i=1; a=rsa-sha256; t=1560136341; cv=none; d=zoho.com; s=zohoarc; b=G0uE4vyGCj7JEbce/D0GiVt8IhxstdXwqCKxUHCqHoWXbVMeAczv39m9IBEH5sBr9rTsDLxg8a94ylLEHQRSNImLV9SlZE/VPhIVI98yL5WH2CfA6eXZ3FQKzCQN8bGPrhvSxyWPXUsS0ahNRX3OsU2EzYHgYZ0AG6qI9ZeXG5o= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zoho.com; s=zohoarc; t=1560136341; h=Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To:ARC-Authentication-Results; bh=fqVitF6A0oDyot7DwGv0vEwZ+hhZBPY34Nwtwsv7/nA=; b=hrqA+UFVCLubWvXLAFXhegryPP2UBU+i9KaKLkQU8GIaQB7VmNFa6hVBWp8t2fvots61SYw5xu+H6xI/pysozoI+dSqauD945xJKQis40jLPcTgRjhV94aupJwzKU43ERzCogCsAivDuRcJLoQzEWk/2EvZYfPuPJaN4h+mLcxc= ARC-Authentication-Results: i=1; mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail header.from= (p=none dis=none) header.from= Return-Path: Received: from lists.gnu.org (209.51.188.17 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1560136341774484.6061265455744; Sun, 9 Jun 2019 20:12:21 -0700 (PDT) Received: from localhost ([::1]:40156 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1haAim-0006O5-Qd for importer@patchew.org; Sun, 09 Jun 2019 23:11:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39021) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1haAgu-0004aG-R4 for qemu-devel@nongnu.org; Sun, 09 Jun 2019 23:09:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1haAgt-0005sd-VE for qemu-devel@nongnu.org; Sun, 09 Jun 2019 23:09:48 -0400 Received: from mga02.intel.com ([134.134.136.20]:49683) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1haAgt-0005rt-O3 for qemu-devel@nongnu.org; Sun, 09 Jun 2019 23:09:47 -0400 Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga101.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 09 Jun 2019 20:09:45 -0700 Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by fmsmga006.fm.intel.com with ESMTP; 09 Jun 2019 20:09:44 -0700 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 From: Wei Yang To: qemu-devel@nongnu.org Date: Mon, 10 Jun 2019 11:08:51 +0800 Message-Id: <20190610030852.16039-2-richardw.yang@linux.intel.com> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20190610030852.16039-1-richardw.yang@linux.intel.com> References: <20190610030852.16039-1-richardw.yang@linux.intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 134.134.136.20 Subject: [Qemu-devel] [PATCH 1/2] cutils: remove one unnecessary pointer operation X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Wei Yang , dgilbert@redhat.com, quintela@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Since we will not operate on the next address pointed by out, it is not necessary to do addition on it. After removing the operation, the function size reduced 16/18 bytes. Signed-off-by: Wei Yang Reviewed-by: Dr. David Alan Gilbert Reviewed-by: Juan Quintela --- util/cutils.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/util/cutils.c b/util/cutils.c index 9aacc422ca..1933a68da5 100644 --- a/util/cutils.c +++ b/util/cutils.c @@ -754,11 +754,11 @@ int uleb128_encode_small(uint8_t *out, uint32_t n) { g_assert(n <=3D 0x3fff); if (n < 0x80) { - *out++ =3D n; + *out =3D n; return 1; } else { *out++ =3D (n & 0x7f) | 0x80; - *out++ =3D n >> 7; + *out =3D n >> 7; return 2; } } @@ -766,7 +766,7 @@ int uleb128_encode_small(uint8_t *out, uint32_t n) int uleb128_decode_small(const uint8_t *in, uint32_t *n) { if (!(*in & 0x80)) { - *n =3D *in++; + *n =3D *in; return 1; } else { *n =3D *in++ & 0x7f; @@ -774,7 +774,7 @@ int uleb128_decode_small(const uint8_t *in, uint32_t *n) if (*in & 0x80) { return -1; } - *n |=3D *in++ << 7; + *n |=3D *in << 7; return 2; } } --=20 2.19.1