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=-6.8 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 CD67BC32750 for ; Fri, 2 Aug 2019 12:28:22 +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 A4EB7216C8 for ; Fri, 2 Aug 2019 12:28:22 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A4EB7216C8 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]:34405 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1htWfW-000297-08 for qemu-devel@archiver.kernel.org; Fri, 02 Aug 2019 08:28:22 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:37767) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1htWdl-0005Jp-G4 for qemu-devel@nongnu.org; Fri, 02 Aug 2019 08:26:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1htWdh-0001w7-Ld for qemu-devel@nongnu.org; Fri, 02 Aug 2019 08:26:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55324) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1htWdV-0001qn-W7; Fri, 02 Aug 2019 08:26:18 -0400 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 0095330224A4; Fri, 2 Aug 2019 12:26:17 +0000 (UTC) Received: from kamzik.brq.redhat.com (unknown [10.43.2.160]) by smtp.corp.redhat.com (Postfix) with ESMTP id 9E79A5C205; Fri, 2 Aug 2019 12:26:12 +0000 (UTC) From: Andrew Jones To: qemu-devel@nongnu.org, qemu-arm@nongnu.org Date: Fri, 2 Aug 2019 14:25:31 +0200 Message-Id: <20190802122540.26385-7-drjones@redhat.com> In-Reply-To: <20190802122540.26385-1-drjones@redhat.com> References: <20190802122540.26385-1-drjones@redhat.com> MIME-Version: 1.0 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 [10.5.110.49]); Fri, 02 Aug 2019 12:26:17 +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 06/15] target/arm/cpu: Use div-round-up to determine predicate register array size 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: peter.maydell@linaro.org, richard.henderson@linaro.org, armbru@redhat.com, eric.auger@redhat.com, imammedo@redhat.com, alex.bennee@linaro.org, Dave.Martin@arm.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Unless we're guaranteed to always increase ARM_MAX_VQ by a multiple of four, then we should use DIV_ROUND_UP to ensure we get an appropriate array size. Signed-off-by: Andrew Jones --- target/arm/cpu.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 94c990cddbd8..a3300f3ee7d7 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -195,7 +195,7 @@ typedef struct ARMVectorReg { #ifdef TARGET_AARCH64 /* In AArch32 mode, predicate registers do not exist at all. */ typedef struct ARMPredicateReg { - uint64_t p[2 * ARM_MAX_VQ / 8] QEMU_ALIGNED(16); + uint64_t p[DIV_ROUND_UP(2 * ARM_MAX_VQ, 8)] QEMU_ALIGNED(16); } ARMPredicateReg; =20 /* In AArch32 mode, PAC keys do not exist at all. */ --=20 2.20.1