From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 13040 invoked by alias); 25 Nov 2002 21:10:45 -0000 Mailing-List: contact gdb-patches-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sources.redhat.com Received: (qmail 13033 invoked from network); 25 Nov 2002 21:10:44 -0000 Received: from unknown (HELO localhost.redhat.com) (216.138.202.10) by sources.redhat.com with SMTP; 25 Nov 2002 21:10:44 -0000 Received: from redhat.com (localhost [127.0.0.1]) by localhost.redhat.com (Postfix) with ESMTP id 104F33E66; Mon, 25 Nov 2002 16:10:40 -0500 (EST) Message-ID: <3DE291CF.6050405@redhat.com> Date: Mon, 25 Nov 2002 13:10:00 -0000 From: Andrew Cagney User-Agent: Mozilla/5.0 (X11; U; NetBSD macppc; en-US; rv:1.0.0) Gecko/20020824 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Daniel Jacobowitz Cc: gdb-patches@sources.redhat.com Subject: Re: PATCH for Re: Problems with floatformat on Alpha References: <20021124214447.GA1222@nevyn.them.org> <20021124225605.GA2639@nevyn.them.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-SW-Source: 2002-11/txt/msg00608.txt.bz2 > > Blech. Doublest is assuming an IEEE-ish host. More particularly, it > appears that the mechanism doublest.c uses to construct doubles is not > usable on Alpha in non-IEE mode. The instruction "addt $f10,$f11,$f10" > can trap if $f10 is a denormal - even if $f11 is 0.0. I have test code > which demonstrates this to my satisfaction. So when we accumulate in > dto, we take a SIGFPE. Suggest a bug report explaining this (more amunition for getting a proper floating-point library). Andrew