From patchwork Sat May 6 11:14:28 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 9714603 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4770960387 for ; Sat, 6 May 2017 11:16:06 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 2E18D285BA for ; Sat, 6 May 2017 11:16:06 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 2289C286B3; Sat, 6 May 2017 11:16:06 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id B35A6285BA for ; Sat, 6 May 2017 11:16:05 +0000 (UTC) Received: from localhost ([::1]:50894 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d6xgy-00031f-TP for patchwork-qemu-devel@patchwork.kernel.org; Sat, 06 May 2017 07:16:04 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:50846) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d6xff-00030M-Rv for qemu-devel@nongnu.org; Sat, 06 May 2017 07:14:45 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d6xff-0003vh-1R for qemu-devel@nongnu.org; Sat, 06 May 2017 07:14:43 -0400 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]:40006) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d6xfe-0003uJ-QO for qemu-devel@nongnu.org; Sat, 06 May 2017 07:14:42 -0400 Received: from [2001:bc8:30d7:120:9bb5:8936:7e6a:9e36] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1d6xfd-0008N5-Gx; Sat, 06 May 2017 13:14:41 +0200 Received: from aurel32 by ohm.rr44.fr with local (Exim 4.89) (envelope-from ) id 1d6xfc-0003IK-1E; Sat, 06 May 2017 13:14:40 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Sat, 6 May 2017 13:14:28 +0200 Message-Id: <20170506111431.12548-12-aurelien@aurel32.net> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170506111431.12548-1-aurelien@aurel32.net> References: <20170506111431.12548-1-aurelien@aurel32.net> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2001:bc8:30d7:100::1 Subject: [Qemu-devel] [PATCH v2 11/14] target/sh4: generate fences for SH4 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: Aurelien Jarno Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP synco is a SH4-A only instruction. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Aurelien Jarno Reviewed-by: Richard Henderson --- target/sh4/translate.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/target/sh4/translate.c b/target/sh4/translate.c index 8c766eed2a..9fe2e2d4d9 100644 --- a/target/sh4/translate.c +++ b/target/sh4/translate.c @@ -1570,10 +1570,11 @@ static void _decode_opc(DisasContext * ctx) else break; case 0x00ab: /* synco */ - if (ctx->features & SH_FEATURE_SH4A) - return; - else - break; + if (ctx->features & SH_FEATURE_SH4A) { + tcg_gen_mb(TCG_MO_ALL | TCG_BAR_SC); + return; + } + break; case 0x4024: /* rotcl Rn */ { TCGv tmp = tcg_temp_new();