From nobody Thu Nov 6 18:27:53 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 (208.118.235.17 [208.118.235.17]) by mx.zohomail.com with SMTPS id 1542470694475248.73636535806656; Sat, 17 Nov 2018 08:04:54 -0800 (PST) Received: from localhost ([::1]:49727 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gO35U-0002d9-5k for importer@patchew.org; Sat, 17 Nov 2018 11:04:48 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:44486) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gO2x1-0003xJ-GL for qemu-devel@nongnu.org; Sat, 17 Nov 2018 10:56:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gO2wz-0000ha-Hh for qemu-devel@nongnu.org; Sat, 17 Nov 2018 10:56:03 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:60473 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 1gO2wz-0000gl-AR for qemu-devel@nongnu.org; Sat, 17 Nov 2018 10:56:01 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id A4E371A20C2; Sat, 17 Nov 2018 16:54:55 +0100 (CET) Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 73D371A2045; Sat, 17 Nov 2018 16:54:55 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Sat, 17 Nov 2018 16:54:35 +0100 Message-Id: <1542470080-5797-7-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1542470080-5797-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1542470080-5797-1-git-send-email-aleksandar.markovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL 06/11] target/mips: Guard check_insn with INSN_R5900 check 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, amarkovic@wavecomp.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Fredrik Noring Explicitely mark handling of PREF instruction for R5900 as treating the same as NOP. Reviewed-by: Aleksandar Markovic Signed-off-by: Fredrik Noring --- target/mips/translate.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/target/mips/translate.c b/target/mips/translate.c index c79da3c..714f2e6 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -28357,9 +28357,12 @@ static void decode_opc(CPUMIPSState *env, DisasCon= text *ctx) break; case OPC_PREF: check_insn_opc_removed(ctx, ISA_MIPS32R6); - check_insn(ctx, ISA_MIPS4 | ISA_MIPS32 | - INSN_R5900); - /* Treat as NOP. */ + if (ctx->insn_flags & INSN_R5900) { + /* Treat as NOP. */ + } else { + check_insn(ctx, ISA_MIPS4 | ISA_MIPS32); + /* Treat as NOP. */ + } break; =20 /* Floating point (COP1). */ --=20 2.7.4