From nobody Thu Nov 6 06:18:26 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 1539429371273275.0090158198095; Sat, 13 Oct 2018 04:16:11 -0700 (PDT) Received: from localhost ([::1]:44547 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gBHtt-0002OM-6L for importer@patchew.org; Sat, 13 Oct 2018 07:16:05 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42942) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gBHow-00076G-G0 for qemu-devel@nongnu.org; Sat, 13 Oct 2018 07:10:59 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gBHos-00005o-UB for qemu-devel@nongnu.org; Sat, 13 Oct 2018 07:10:58 -0400 Received: from ste-pvt-msa2.bahnhof.se ([213.80.101.71]:48545) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gBHos-000059-Ms for qemu-devel@nongnu.org; Sat, 13 Oct 2018 07:10:54 -0400 Received: from localhost (localhost [127.0.0.1]) by ste-pvt-msa2.bahnhof.se (Postfix) with ESMTP id B1C133F7C6; Sat, 13 Oct 2018 13:10:43 +0200 (CEST) Received: from ste-pvt-msa2.bahnhof.se ([127.0.0.1]) by localhost (ste-ftg-msa2.bahnhof.se [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id y12x9HVROVg0; Sat, 13 Oct 2018 13:10:33 +0200 (CEST) Received: from localhost (h-41-252.A163.priv.bahnhof.se [46.59.41.252]) (Authenticated sender: mb547485) by ste-pvt-msa2.bahnhof.se (Postfix) with ESMTPA id 77A063F676; Sat, 13 Oct 2018 13:10:33 +0200 (CEST) X-Virus-Scanned: Debian amavisd-new at bahnhof.se Date: Sat, 13 Oct 2018 13:10:33 +0200 From: Fredrik Noring To: Aleksandar Markovic , "Maciej W. Rozycki" , Philippe =?utf-8?Q?Mathieu-Daud=C3=A9?= Message-ID: <5cf3590d5354b9be53d596a44023fdbe669c749b.1539428198.git.noring@nocrew.org> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 213.80.101.71 Subject: [Qemu-devel] [PATCH v7 3/7] target/mips: Support R5900 instructions MOVN, MOVZ and PREF from MIPS IV 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 , Richard Henderson , qemu-devel@nongnu.org, =?utf-8?Q?J=C3=BCrgen?= Urban , Petar Jovanovic , Aurelien Jarno 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" The R5900 is taken to be MIPS III with certain modifications. From MIPS IV it implements the instructions MOVN, MOVZ and PREF. Signed-off-by: Fredrik Noring Reviewed-by: Philippe Mathieu-Daud=C3=A9 --- target/mips/translate.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/target/mips/translate.c b/target/mips/translate.c index a32e021745..9d9be199e4 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -22422,7 +22422,7 @@ static void decode_opc_special_legacy(CPUMIPSState = *env, DisasContext *ctx) case OPC_MOVN: /* Conditional move */ case OPC_MOVZ: check_insn(ctx, ISA_MIPS4 | ISA_MIPS32 | - INSN_LOONGSON2E | INSN_LOONGSON2F); + INSN_LOONGSON2E | INSN_LOONGSON2F | INSN_R5900); gen_cond_move(ctx, op1, rd, rs, rt); break; case OPC_MFHI: /* Move from HI/LO */ @@ -25006,7 +25006,8 @@ static void decode_opc(CPUMIPSState *env, DisasCont= ext *ctx) break; case OPC_PREF: check_insn_opc_removed(ctx, ISA_MIPS32R6); - check_insn(ctx, ISA_MIPS4 | ISA_MIPS32); + check_insn(ctx, ISA_MIPS4 | ISA_MIPS32 | + INSN_R5900); /* Treat as NOP. */ break; =20 --=20 2.16.4