From nobody Fri Nov 7 06:50:11 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1547470484566606.4588803991203; Mon, 14 Jan 2019 04:54:44 -0800 (PST) Received: from localhost ([127.0.0.1]:43462 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gj1lB-00087i-N2 for importer@patchew.org; Mon, 14 Jan 2019 07:54:33 -0500 Received: from eggs.gnu.org ([209.51.188.92]:59970) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gj1jM-0007OE-Rq for qemu-devel@nongnu.org; Mon, 14 Jan 2019 07:52:41 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gj1jL-0000Iz-2s for qemu-devel@nongnu.org; Mon, 14 Jan 2019 07:52:40 -0500 Received: from mx1.redhat.com ([209.132.183.28]:55542) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gj1jJ-0000Gh-E5; Mon, 14 Jan 2019 07:52:38 -0500 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.phx2.redhat.com [10.5.11.16]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 875FF58E4B; Mon, 14 Jan 2019 12:52:32 +0000 (UTC) Received: from thuth.com (ovpn-116-190.ams2.redhat.com [10.36.116.190]) by smtp.corp.redhat.com (Postfix) with ESMTP id D6C5A5C225; Mon, 14 Jan 2019 12:52:30 +0000 (UTC) From: Thomas Huth To: Cornelia Huck , qemu-devel@nongnu.org Date: Mon, 14 Jan 2019 13:52:26 +0100 Message-Id: <1547470346-18416-1-git-send-email-thuth@redhat.com> X-Scanned-By: MIMEDefang 2.79 on 10.5.11.16 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.39]); Mon, 14 Jan 2019 12:52:32 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v2] configure: Only build the s390-ccw bios if the compiler supports -march=z900 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-s390x@nongnu.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" We want to build our s390-ccw bios with -march=3Dz900 so that it also works with the oldest s390x CPU that we support with TCG. However, Clang on s390x does not support -march=3Dz900 anymore, so we can not use this compiler to build the s390-ccw bios. Thus add a proper test to the configure script to see whether the compiler is usable. Signed-off-by: Thomas Huth Acked-by: Christian Borntraeger --- v2: Use compile_prog as suggested by Peter configure | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/configure b/configure index 05b7e85..2b9ba7d 100755 --- a/configure +++ b/configure @@ -5905,8 +5905,12 @@ if test "$cpu" =3D "ppc64" -a "$targetos" !=3D "Darw= in" ; then roms=3D"$roms spapr-rtas" fi =20 +# Only build s390-ccw bios if we're on s390x and the compiler has -march= =3Dz900 if test "$cpu" =3D "s390x" ; then - roms=3D"$roms s390-ccw" + write_c_skeleton + if compile_prog "-march=3Dz900" ""; then + roms=3D"$roms s390-ccw" + fi fi =20 # Probe for the need for relocating the user-only binary. --=20 1.8.3.1