From patchwork Fri Jan 13 18:36:31 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 9516205 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 13DE160762 for ; Fri, 13 Jan 2017 18:37:32 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 04B3E28760 for ; Fri, 13 Jan 2017 18:37:32 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id EA5EA28767; Fri, 13 Jan 2017 18:37:31 +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 7C4F728760 for ; Fri, 13 Jan 2017 18:37:31 +0000 (UTC) Received: from localhost ([::1]:44672 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cS6jC-00006J-EP for patchwork-qemu-devel@patchwork.kernel.org; Fri, 13 Jan 2017 13:37:30 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:53192) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cS6ia-0008PZ-KL for qemu-devel@nongnu.org; Fri, 13 Jan 2017 13:36:53 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cS6iW-0008GR-2C for qemu-devel@nongnu.org; Fri, 13 Jan 2017 13:36:52 -0500 Received: from mout.kundenserver.de ([212.227.17.13]:62634) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cS6iV-0008G6-Nw for qemu-devel@nongnu.org; Fri, 13 Jan 2017 13:36:47 -0500 Received: from Quad.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue102 [212.227.15.183]) with ESMTPSA (Nemesis) id 0MJCME-1cQRky3Bve-002mP0; Fri, 13 Jan 2017 19:36:39 +0100 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Fri, 13 Jan 2017 19:36:31 +0100 Message-Id: <1484332593-16782-4-git-send-email-laurent@vivier.eu> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1484332593-16782-1-git-send-email-laurent@vivier.eu> References: <1484332593-16782-1-git-send-email-laurent@vivier.eu> X-Provags-ID: V03:K0:H77IeluUF0HkOQtW7BfsBzhMIs/mPx3oLZUFEixXF/kf6cMP6EK Y5zsYsFklSrUbb42gYTegC7OmXFtIlnjLNhntDfSRCbOn2jEj/HLltxVBCIRTzWUMOtASKt QCmxfOWcpXwUmCLsZy5F36spOC1UP4qpEwQyMFnEuDJDfuJlr07jrWAUaJ9MU05A0UYd8TO +EgzlLZuDbAvOWkVl8NWQ== X-UI-Out-Filterresults: notjunk:1; V01:K0:mXjB6A5h2QQ=:QKx4nGM9hpnAhO2sKbVzOA Srj58VUhojC2u/sPThhRll4INgqkd069SZ22sXLgz8JhibhZS+yRZ4AL1WJg7eJGuJA524geq RD10fnYm7ntrvKNhlzwucNvBwG4Qmx+S5BFYcDWxYZX6WgZuqvWkKNCHqCicGi2TjEjEypX1r RwodoS6IwhEBjTdIqVdMsJBlznZIJdbttV7nyk9gNa+MuAGw4yWaqneKqsNA9LETib3oZOTxP cMUoRIUi/D/Vv1VlsEWAs8fLr/HrzbYVjSy+rVI6mGPXHnE1G+cYy3lQMVdAKOLN+K3jJfM/H 9u2P2wqBf9QYkeAUrfa/Ft5kt4l6E8O/OnYf1VVCzBc6TyQrcJPRVjbnYScsdMU6R8RXVcWJ9 lVBe7wZvbKBr5TZB06R3/moiqVw9KLceAN7utuOEOtWZBfVprGP6hSk+IzssLQ2QifWZSCAbV WOVeOl9Je3iP6YrqqBDMtCPogqdH3fiYOx+ImfiR2j6Ww8nN/Cr8QQVZSHFpPVVxLxTjSBRz9 2lJFVOr6MgdZh0ZvdyU4Ae1RON9nrxgv2+Pb9cPN+65DwQUvUgfJ3xenRcK2sQjt7hhlWyF9+ wBd9gdgSCW1/MXiqzo1B7FpEqWMnE4vArJxmxzjKx32oM/iAy2Suie7u9eECFpCtl2jepVslW gfgQofD0J//anGbGXiGFJFrU7nLumwtW6lsb6wOC00iNqNF9Fdhm41SfL6c1R5QvsfC0= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 212.227.17.13 Subject: [Qemu-devel] [PATCH v3 3/5] target-m68k: manage pre-dec et post-inc in CAS 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: Thomas Huth , Laurent Vivier , rth@twiddle.net Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP In these cases we must update the address register after the operation. Signed-off-by: Laurent Vivier Reviewed-by: Richard Henderson --- target/m68k/translate.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/target/m68k/translate.c b/target/m68k/translate.c index 0e97900..23e2b06 100644 --- a/target/m68k/translate.c +++ b/target/m68k/translate.c @@ -1963,6 +1963,15 @@ DISAS_INSN(cas) gen_partset_reg(opsize, DREG(ext, 0), load); tcg_temp_free(load); + + switch (extract32(insn, 3, 3)) { + case 3: /* Indirect postincrement. */ + tcg_gen_addi_i32(AREG(insn, 0), addr, opsize_bytes(opsize)); + break; + case 4: /* Indirect predecrememnt. */ + tcg_gen_mov_i32(AREG(insn, 0), addr); + break; + } } DISAS_INSN(cas2w)