From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 8012 invoked by alias); 8 Nov 2012 23:13:00 -0000 Received: (qmail 8003 invoked by uid 22791); 8 Nov 2012 23:12:59 -0000 X-SWARE-Spam-Status: No, hits=-4.8 required=5.0 tests=AWL,BAYES_00,KHOP_RCVD_UNTRUST,KHOP_THREADED,RCVD_IN_HOSTKARMA_W,RCVD_IN_HOSTKARMA_WL X-Spam-Check-By: sourceware.org Received: from relay1.mentorg.com (HELO relay1.mentorg.com) (192.94.38.131) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 08 Nov 2012 23:12:53 +0000 Received: from svr-orw-exc-10.mgc.mentorg.com ([147.34.98.58]) by relay1.mentorg.com with esmtp id 1TWbHH-0000Nb-Ke from joseph_myers@mentor.com ; Thu, 08 Nov 2012 15:12:51 -0800 Received: from SVR-IES-FEM-03.mgc.mentorg.com ([137.202.0.108]) by SVR-ORW-EXC-10.mgc.mentorg.com with Microsoft SMTPSVC(6.0.3790.4675); Thu, 8 Nov 2012 15:12:50 -0800 Received: from digraph.polyomino.org.uk (137.202.0.76) by SVR-IES-FEM-03.mgc.mentorg.com (137.202.0.108) with Microsoft SMTP Server id 14.1.289.1; Thu, 8 Nov 2012 23:09:01 +0000 Received: from jsm28 (helo=localhost) by digraph.polyomino.org.uk with local-esmtp (Exim 4.76) (envelope-from ) id 1TWbHE-0005cV-Ic; Thu, 08 Nov 2012 23:12:48 +0000 Date: Thu, 08 Nov 2012 23:13:00 -0000 From: "Joseph S. Myers" To: Richard Henderson CC: Marcus Shawcroft , Subject: Re: Fwd: [PATCH 1/2] AArch64 glibc port In-Reply-To: <509C238C.9080503@twiddle.net> Message-ID: References: <509C238C.9080503@twiddle.net> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Mailing-List: contact libc-ports-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: libc-ports-owner@sourceware.org X-SW-Source: 2012-11/txt/msg00034.txt.bz2 On Thu, 8 Nov 2012, Richard Henderson wrote: > On 2012-11-08 10:14, Joseph S. Myers wrote: > > * The soft-fp change for correct underflow handling (GCC's soft-fp will > > then need updating), revised as I suggested then will need posting to > > libc-alpha. > > Don't forget that the linux kernel has another copy of soft-fp, used for > kernel fp emulation in some architectures. Fixes ought to be propagated > there as well. This is about a patch to _FP_PACK_SEMIRAW (and supporting changes elsewhere). The kernel's version of soft-fp diverged from glibc before I added the "semiraw" optimizations in 2006 - anyone wishing to merge in this fix will need to merge in several years' changes from the glibc code first. -- Joseph S. Myers joseph@codesourcery.com