From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:40962) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TB4fJ-0000Xb-Ju for qemu-devel@nongnu.org; Mon, 10 Sep 2012 10:08:46 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1TB4f9-0006FJ-8e for qemu-devel@nongnu.org; Mon, 10 Sep 2012 10:08:41 -0400 Received: from mail-ie0-f173.google.com ([209.85.223.173]:48319) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1TB4f9-0006El-2H for qemu-devel@nongnu.org; Mon, 10 Sep 2012 10:08:31 -0400 Received: by iebc10 with SMTP id c10so3099519ieb.4 for ; Mon, 10 Sep 2012 07:08:29 -0700 (PDT) Sender: Richard Henderson Message-ID: <1347286108.8336.6.camel@pebble.twiddle.home> From: Richard Henderson Date: Mon, 10 Sep 2012 07:08:28 -0700 In-Reply-To: <1347113540-32047-1-git-send-email-sw@weilnetz.de> References: <1347113540-32047-1-git-send-email-sw@weilnetz.de> Content-Type: text/plain; charset="UTF-8" Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH] tci: Support deposit operations List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Stefan Weil Cc: qemu-devel@nongnu.org On Sat, 2012-09-08 at 16:12 +0200, Stefan Weil wrote: > + tmp16 = *tb_ptr++; > + tmp8 = *tb_ptr++; > + tmp32 = (((1 << tmp8) - 1) << tmp16); > + tci_write_reg32(t0, (t1 & ~tmp32) | ((t2 << tmp16) & > tmp32)); Use the deposit* functions from bitops.h? r~