From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43129) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ceTB3-0000EL-OP for qemu-devel@nongnu.org; Thu, 16 Feb 2017 16:01:22 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ceTB0-0008GD-OJ for qemu-devel@nongnu.org; Thu, 16 Feb 2017 16:01:21 -0500 Received: from mail-pf0-x244.google.com ([2607:f8b0:400e:c00::244]:33645) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1ceTB0-0008Fj-JJ for qemu-devel@nongnu.org; Thu, 16 Feb 2017 16:01:18 -0500 Received: by mail-pf0-x244.google.com with SMTP id e4so2375287pfg.0 for ; Thu, 16 Feb 2017 13:01:18 -0800 (PST) Sender: Richard Henderson References: <20170207005930.28327-1-laurent@vivier.eu> <20170207005930.28327-16-laurent@vivier.eu> <87poiiv3oz.fsf@linux-m68k.org> From: Richard Henderson Message-ID: <93272090-e43c-d877-bd2b-49bc19d7175b@twiddle.net> Date: Fri, 17 Feb 2017 08:01:10 +1100 MIME-Version: 1.0 In-Reply-To: <87poiiv3oz.fsf@linux-m68k.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH v3 15/16] target-m68k: add more FPU instructions List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Andreas Schwab Cc: Laurent Vivier , qemu-devel@nongnu.org, Aurelien Jarno On 02/16/2017 09:18 PM, Andreas Schwab wrote: > There is no guarantee that the host long double has the same range and > precision as floatx80. Indeed not. However, do you have another plan for implementing the trancendentals? I'm quite happy using the host long double libm as an estimate. Which is better than at least BasiliskII, which uses the host double. r~