From nobody Wed Nov 5 05:24:42 2025 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.zohomail.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 1532971134842588.0300107699619; Mon, 30 Jul 2018 10:18:54 -0700 (PDT) Received: from localhost ([::1]:53957 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fkBor-0005PV-MT for importer@patchew.org; Mon, 30 Jul 2018 13:18:53 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38094) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fkB1M-0003nN-AO for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:27:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fkB1I-000201-1u for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:27:44 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:45165 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1fkB1H-0001zj-Qo for qemu-devel@nongnu.org; Mon, 30 Jul 2018 12:27:39 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 8B2BA1A1FD3; Mon, 30 Jul 2018 18:27:38 +0200 (CEST) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 6C49E1A1E6F; Mon, 30 Jul 2018 18:27:38 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Mon, 30 Jul 2018 18:12:24 +0200 Message-Id: <1532967169-22265-52-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1532967169-22265-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1532967169-22265-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH v5 51/76] target/mips: Adjust set_pc() for nanoMIPS 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: pburton@wavecomp.com, smarkovic@wavecomp.com, riku.voipio@iki.fi, richard.henderson@linaro.org, laurent@vivier.eu, philippe.mathieu.daude@gmail.com, amarkovic@wavecomp.com, pjovanovic@wavecomp.com, aurelien@aurel32.net 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" From: James Hogan ERET and ERETNC shouldn't clear MIPS_HFLAG_M16 for nanoMIPS since there is no ISA bit, so fix set_pc() to skip the hflags update. Signed-off-by: James Hogan Signed-off-by: Yongbok Kim Signed-off-by: Aleksandar Markovic Signed-off-by: Stefan Markovic Reviewed-by: Aleksandar Markovic --- target/mips/op_helper.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index 5e10286..c55a1e6 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -2428,6 +2428,10 @@ static void debug_post_eret(CPUMIPSState *env) static void set_pc(CPUMIPSState *env, target_ulong error_pc) { env->active_tc.PC =3D error_pc & ~(target_ulong)1; + if (env->insn_flags & ISA_NANOMIPS32) { + /* Don't clear MIPS_HFLAG_M16 */ + return; + } if (error_pc & 1) { env->hflags |=3D MIPS_HFLAG_M16; } else { --=20 2.7.4