From patchwork Mon Oct 22 12:57:44 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 987688 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=rt-rk.com Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 42dxwD2DTlz9sDL for ; Tue, 23 Oct 2018 00:20:28 +1100 (AEDT) Received: from localhost ([::1]:35024 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gEa89-0006HG-Pn for incoming@patchwork.ozlabs.org; Mon, 22 Oct 2018 09:20:25 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:46036) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gEZmp-0000Bl-KX for qemu-devel@nongnu.org; Mon, 22 Oct 2018 08:58:25 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gEZmn-0008BG-An for qemu-devel@nongnu.org; Mon, 22 Oct 2018 08:58:23 -0400 Received: from mx2.rt-rk.com ([89.216.37.149]:33435 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 1gEZmk-00084e-GW for qemu-devel@nongnu.org; Mon, 22 Oct 2018 08:58:18 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 472501A21DC; Mon, 22 Oct 2018 14:58:04 +0200 (CEST) X-Virus-Scanned: amavisd-new at rt-rk.com Received: from rtrkw774-lin.domain.local (rtrkw774-lin.domain.local [10.10.13.43]) by mail.rt-rk.com (Postfix) with ESMTPSA id 111411A2425; Mon, 22 Oct 2018 14:58:04 +0200 (CEST) From: Aleksandar Markovic To: qemu-devel@nongnu.org Date: Mon, 22 Oct 2018 14:57:44 +0200 Message-Id: <1540213077-15211-22-git-send-email-aleksandar.markovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1540213077-15211-1-git-send-email-aleksandar.markovic@rt-rk.com> References: <1540213077-15211-1-git-send-email-aleksandar.markovic@rt-rk.com> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PULL 21/34] target/mips: Support R5900 MOVN, MOVZ and PREF instructions 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@linaro.org, amarkovic@wavecomp.com Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Fredrik Noring The R5900 is taken to be MIPS III with certain modifications. From MIPS IV it implements the instructions MOVN, MOVZ and PREF. Reviewed-by: Philippe Mathieu-Daudé Reviewed-by: Aleksandar Markovic Signed-off-by: Fredrik Noring Signed-off-by: Aleksandar Markovic --- 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 f2aeaf4..551928d 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -23552,7 +23552,7 @@ 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 */ @@ -26388,7 +26388,8 @@ static void decode_opc(CPUMIPSState *env, DisasContext *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;