From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 10279 invoked by alias); 9 Dec 2019 20:16:59 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Received: (qmail 10269 invoked by uid 89); 9 Dec 2019 20:16:59 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-4.1 required=5.0 tests=AWL,BAYES_00,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.1 spammy=wrt, H*UA:Macintosh, H*u:Macintosh X-HELO: mx0a-001b2d01.pphosted.com Received: from mx0a-001b2d01.pphosted.com (HELO mx0a-001b2d01.pphosted.com) (148.163.156.1) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 09 Dec 2019 20:16:57 +0000 Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xB9KDO97123093; Mon, 9 Dec 2019 15:16:56 -0500 Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 2wrtfqpv2k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Dec 2019 15:16:55 -0500 Received: from m0098404.ppops.net (m0098404.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id xB9KDQa9123395; Mon, 9 Dec 2019 15:16:55 -0500 Received: from ppma02wdc.us.ibm.com (aa.5b.37a9.ip4.static.sl-reverse.com [169.55.91.170]) by mx0a-001b2d01.pphosted.com with ESMTP id 2wrtfqpv22-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Dec 2019 15:16:55 -0500 Received: from pps.filterd (ppma02wdc.us.ibm.com [127.0.0.1]) by ppma02wdc.us.ibm.com (8.16.0.27/8.16.0.27) with SMTP id xB9KFt4w023402; Mon, 9 Dec 2019 20:16:54 GMT Received: from b03cxnp08025.gho.boulder.ibm.com (b03cxnp08025.gho.boulder.ibm.com [9.17.130.17]) by ppma02wdc.us.ibm.com with ESMTP id 2wr3q65j7k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 09 Dec 2019 20:16:54 +0000 Received: from b03ledav002.gho.boulder.ibm.com (b03ledav002.gho.boulder.ibm.com [9.17.130.233]) by b03cxnp08025.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xB9KGrbt48628190 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 9 Dec 2019 20:16:53 GMT Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6E187136055; Mon, 9 Dec 2019 20:16:53 +0000 (GMT) Received: from b03ledav002.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AC42C136051; Mon, 9 Dec 2019 20:16:52 +0000 (GMT) Received: from [9.160.43.33] (unknown [9.160.43.33]) by b03ledav002.gho.boulder.ibm.com (Postfix) with ESMTP; Mon, 9 Dec 2019 20:16:52 +0000 (GMT) Subject: Re: [PATCH] rs6000: Fix 2 for PR92661, Do not define builtins that overload disabled builtins To: Segher Boessenkool , Iain Sandoe Cc: GCC Patches , David Edelsohn References: <6129bc8a-18f3-3c25-22c0-f26e4358c5b3@linux.ibm.com> <20191204191641.GA3152@gate.crashing.org> <4e90e982-6153-0009-c557-f963f41a0427@linux.ibm.com> <20191204205057.GC3152@gate.crashing.org> <49f70c63-5733-d2a5-6433-807c2663826e@linux.ibm.com> <20191204230331.GG3152@gate.crashing.org> <6DF8E0E8-61D3-42AB-A736-A75FD1092A7C@sandoe-acoustics.co.uk> <20191206231215.GU3152@gate.crashing.org> From: Peter Bergner Message-ID: Date: Mon, 09 Dec 2019 20:16:00 -0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.9.1 MIME-Version: 1.0 In-Reply-To: <20191206231215.GU3152@gate.crashing.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2019-12/txt/msg00626.txt.bz2 On 12/6/19 5:12 PM, Segher Boessenkool wrote: > On Thu, Dec 05, 2019 at 08:44:57AM +0000, Iain Sandoe wrote: >> .. or I can just force a false return from effective_target_dfp as we >> do for other cases where assembler support does not imply system >> support. > > That's what I would do, yes. I'm not sure that's necessary. DFP enablement isn't triggered by assembler support. Just the gcc/configure fragment (ignoring manually using --enable-decimal-float): case $target in powerpc*-*-linux* | i?86*-*-linux* | x86_64*-*-linux* | s390*-*-linux* | \ i?86*-*-elfiamcu | i?86*-*-gnu* | x86_64*-*-gnu* | \ i?86*-*-mingw* | x86_64*-*-mingw* | \ i?86*-*-cygwin* | x86_64*-*-cygwin*) enable_decimal_float=yes ;; *) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: decimal float is not supported for this target, ignored" >&5 $as_echo "$as_me: WARNING: decimal float is not supported for this target, ignored" >&2;} enable_decimal_float=no ;; So I don't think there is anything to do wrt Darwin here. Peter