From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5497FC06511 for ; Mon, 1 Jul 2019 13:37:33 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 2F8C92146E for ; Mon, 1 Jul 2019 13:37:33 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2F8C92146E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:58882 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hhwUu-0003cr-FA for qemu-devel@archiver.kernel.org; Mon, 01 Jul 2019 09:37:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:41175) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hhwKk-0002OQ-1N for qemu-devel@nongnu.org; Mon, 01 Jul 2019 09:27:03 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hhwKi-0002TZ-Hv for qemu-devel@nongnu.org; Mon, 01 Jul 2019 09:27:01 -0400 Received: from mx1.redhat.com ([209.132.183.28]:35732) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1hhwKe-00023U-88; Mon, 01 Jul 2019 09:26:56 -0400 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5E77A330260; Mon, 1 Jul 2019 13:26:32 +0000 (UTC) Received: from x1w.redhat.com (unknown [10.40.205.170]) by smtp.corp.redhat.com (Postfix) with ESMTPS id 9BF686085B; Mon, 1 Jul 2019 13:26:29 +0000 (UTC) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Date: Mon, 1 Jul 2019 15:25:05 +0200 Message-Id: <20190701132516.26392-17-philmd@redhat.com> In-Reply-To: <20190701132516.26392-1-philmd@redhat.com> References: <20190701132516.26392-1-philmd@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Mon, 01 Jul 2019 13:26:32 +0000 (UTC) Content-Transfer-Encoding: quoted-printable 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 v3 16/27] target/arm/vfp_helper: Extract vfp_set_fpscr_from_host() X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Yang Zhong , Peter Maydell , Andrew Jones , Samuel Ortiz , Rob Bradford , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , qemu-arm@nongnu.org, Paolo Bonzini , =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The vfp_set_fpscr() helper contains code specific to the host floating point implementation (here the SoftFloat library). Extract this code to vfp_set_fpscr_from_host(). Signed-off-by: Philippe Mathieu-Daud=C3=A9 --- target/arm/vfp_helper.c | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) diff --git a/target/arm/vfp_helper.c b/target/arm/vfp_helper.c index b19a395b67..838f7d25fd 100644 --- a/target/arm/vfp_helper.c +++ b/target/arm/vfp_helper.c @@ -81,6 +81,18 @@ static inline int vfp_exceptbits_to_host(int target_bi= ts) return host_bits; } =20 +static uint32_t vfp_get_fpscr_from_host(CPUARMState *env) +{ + uint32_t i; + + i =3D get_float_exception_flags(&env->vfp.fp_status); + i |=3D get_float_exception_flags(&env->vfp.standard_fp_status); + /* FZ16 does not generate an input denormal exception. */ + i |=3D (get_float_exception_flags(&env->vfp.fp_status_f16) + & ~float_flag_input_denormal); + return vfp_exceptbits_from_host(i); +} + static void vfp_set_fpscr_to_host(CPUARMState *env, uint32_t val) { int i; @@ -141,12 +153,7 @@ uint32_t HELPER(vfp_get_fpscr)(CPUARMState *env) | (env->vfp.vec_len << 16) | (env->vfp.vec_stride << 20); =20 - i =3D get_float_exception_flags(&env->vfp.fp_status); - i |=3D get_float_exception_flags(&env->vfp.standard_fp_status); - /* FZ16 does not generate an input denormal exception. */ - i |=3D (get_float_exception_flags(&env->vfp.fp_status_f16) - & ~float_flag_input_denormal); - fpscr |=3D vfp_exceptbits_from_host(i); + fpscr |=3D vfp_get_fpscr_from_host(env); =20 i =3D env->vfp.qc[0] | env->vfp.qc[1] | env->vfp.qc[2] | env->vfp.qc= [3]; fpscr |=3D i ? FPCR_QC : 0; --=20 2.20.1