From nobody Tue Feb 10 12:57:33 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zoho.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1487617803974274.27176147518253; Mon, 20 Feb 2017 11:10:03 -0800 (PST) Received: from localhost ([::1]:40562 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cftLW-00076X-Mu for importer@patchew.org; Mon, 20 Feb 2017 14:10:02 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44227) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cftFo-0002S5-W4 for qemu-devel@nongnu.org; Mon, 20 Feb 2017 14:04:09 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cftFo-00068C-C5 for qemu-devel@nongnu.org; Mon, 20 Feb 2017 14:04:09 -0500 Received: from orth.archaic.org.uk ([2001:8b0:1d0::2]:48618) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1cftFm-00064v-KE; Mon, 20 Feb 2017 14:04:06 -0500 Received: from pm215 by orth.archaic.org.uk with local (Exim 4.84_2) (envelope-from ) id 1cfste-0005qA-9a; Mon, 20 Feb 2017 18:41:14 +0000 From: Peter Maydell To: qemu-arm@nongnu.org, qemu-devel@nongnu.org Date: Mon, 20 Feb 2017 18:41:09 +0000 Message-Id: <1487616072-9226-2-git-send-email-peter.maydell@linaro.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1487616072-9226-1-git-send-email-peter.maydell@linaro.org> References: <1487616072-9226-1-git-send-email-peter.maydell@linaro.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:8b0:1d0::2 Subject: [Qemu-devel] [PATCH 1/4] arm: HVC and SMC encodings don't exist for M profile 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: Michael Davidsaver , =?UTF-8?q?Alex=20Benn=C3=A9e?= , patches@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" M profile doesn't have the HVC or SMC encodings, so make them always UNDEF rather than generating calls to helper functions that assume A/R profile. Signed-off-by: Peter Maydell Reviewed-by: Alex Benn=C3=A9e --- target/arm/translate.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/target/arm/translate.c b/target/arm/translate.c index 9fded03..895b399 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -10365,6 +10365,9 @@ static int disas_thumb2_insn(CPUARMState *env, Disa= sContext *s, uint16_t insn_hw goto illegal_op; =20 if (insn & (1 << 26)) { + if (arm_dc_feature(s, ARM_FEATURE_M)) { + goto illegal_op; + } if (!(insn & (1 << 20))) { /* Hypervisor call (v7) */ int imm16 =3D extract32(insn, 16, 4) << 12 --=20 2.7.4