From nobody Mon Feb 9 10:53:48 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.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 1534442206478205.41435271519424; Thu, 16 Aug 2018 10:56:46 -0700 (PDT) Received: from localhost ([::1]:57512 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqMVp-0007q1-4r for importer@patchew.org; Thu, 16 Aug 2018 13:56:45 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54407) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1fqMRK-0003Pa-V4 for qemu-devel@nongnu.org; Thu, 16 Aug 2018 13:52:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1fqMRK-0008O7-0Q for qemu-devel@nongnu.org; Thu, 16 Aug 2018 13:52:06 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:56559 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 1fqMRJ-0008NY-LL for qemu-devel@nongnu.org; Thu, 16 Aug 2018 13:52:05 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 897801A23C0; Thu, 16 Aug 2018 19:52:04 +0200 (CEST) Received: from rtrkw774-lin.domain.local (unknown [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 7367A1A23BC; Thu, 16 Aug 2018 19:52:04 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Thu, 16 Aug 2018 19:49:01 +0200 Message-Id: <1534441747-4197-10-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1534441747-4197-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1534441747-4197-1-git-send-email-aleksandar.markovic@rt-rk.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL v2 09/15] target/mips: Don't update BadVAddr register in Debug Mode 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: peter.maydell@linaro.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Type: text/plain; charset="utf-8" From: Yongbok Kim BadVAddr should not be updated if (env->hflags & MIPS_HFLAG_DM) is set. Reviewed-by: Philippe Mathieu-Daud=C3=A9 Reviewed-by: Richard Henderson Signed-off-by: Yongbok Kim Signed-off-by: Aleksandar Markovic --- target/mips/helper.c | 4 +++- target/mips/op_helper.c | 12 +++++++++--- 2 files changed, 12 insertions(+), 4 deletions(-) diff --git a/target/mips/helper.c b/target/mips/helper.c index 8cf91ce..e215af9 100644 --- a/target/mips/helper.c +++ b/target/mips/helper.c @@ -502,7 +502,9 @@ static void raise_mmu_exception(CPUMIPSState *env, targ= et_ulong address, break; } /* Raise exception */ - env->CP0_BadVAddr =3D address; + if (!(env->hflags & MIPS_HFLAG_DM)) { + env->CP0_BadVAddr =3D address; + } env->CP0_Context =3D (env->CP0_Context & ~0x007fffff) | ((address >> 9) & 0x007ffff0); env->CP0_EntryHi =3D (env->CP0_EntryHi & env->CP0_EntryHi_ASID_mask) | diff --git a/target/mips/op_helper.c b/target/mips/op_helper.c index 41d3634..0b2663b 100644 --- a/target/mips/op_helper.c +++ b/target/mips/op_helper.c @@ -271,7 +271,9 @@ static inline hwaddr do_translate_address(CPUMIPSState = *env, target_ulong helper_##name(CPUMIPSState *env, target_ulong arg, int mem_id= x) \ { = \ if (arg & almask) { = \ - env->CP0_BadVAddr =3D arg; = \ + if (!(env->hflags & MIPS_HFLAG_DM)) { = \ + env->CP0_BadVAddr =3D arg; = \ + } = \ do_raise_exception(env, EXCP_AdEL, GETPC()); = \ } = \ env->lladdr =3D do_translate_address(env, arg, 0, GETPC()); = \ @@ -291,7 +293,9 @@ target_ulong helper_##name(CPUMIPSState *env, target_ul= ong arg1, \ target_long tmp; = \ = \ if (arg2 & almask) { = \ - env->CP0_BadVAddr =3D arg2; = \ + if (!(env->hflags & MIPS_HFLAG_DM)) { = \ + env->CP0_BadVAddr =3D arg2; = \ + } = \ do_raise_exception(env, EXCP_AdES, GETPC()); = \ } = \ if (do_translate_address(env, arg2, 1, GETPC()) =3D=3D env->lladdr) { = \ @@ -2437,7 +2441,9 @@ void mips_cpu_do_unaligned_access(CPUState *cs, vaddr= addr, int error_code =3D 0; int excp; =20 - env->CP0_BadVAddr =3D addr; + if (!(env->hflags & MIPS_HFLAG_DM)) { + env->CP0_BadVAddr =3D addr; + } =20 if (access_type =3D=3D MMU_DATA_STORE) { excp =3D EXCP_AdES; --=20 2.7.4