From patchwork Thu Oct 27 00:42:16 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 687408 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3t47fl2tXCz9t25 for ; Thu, 27 Oct 2016 11:53:19 +1100 (AEDT) Received: from localhost ([::1]:38266 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bzYwW-00011H-DL for incoming@patchwork.ozlabs.org; Wed, 26 Oct 2016 20:53:16 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57148) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bzYmT-0001A1-5k for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:42:54 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bzYmQ-0000ok-3y for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:42:53 -0400 Received: from mout.kundenserver.de ([212.227.126.134]:50123) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1bzYmP-0000o8-QT for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:42:50 -0400 Received: from Quad.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue005) with ESMTPSA (Nemesis) id 0Mczwc-1cHdrF3z5m-00I9Zi; Thu, 27 Oct 2016 02:42:36 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Thu, 27 Oct 2016 02:42:16 +0200 Message-Id: <1477528950-8115-4-git-send-email-laurent@vivier.eu> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1477528950-8115-1-git-send-email-laurent@vivier.eu> References: <1477528950-8115-1-git-send-email-laurent@vivier.eu> X-Provags-ID: V03:K0:RYKs2OLR9Iz5x2Wl+WEkewCfgSyELUQGSenSOcDSYvYEw0JNXpR r3Fools8A3nQDeNIPZf6pPQRXd/T7S1fJtCaLMrMtOAZKDqCCUZgOg8XbKIjX2E0yzmcZoc iFd5gs3pn7EULvoXO3GoLKnQGMEbJTDpHxXIWSzASHzYfhJsit60onBMXiuxj+0qlF6Bu4u KcWuJ/ze3dAvBxbFmBC6A== X-UI-Out-Filterresults: notjunk:1; V01:K0:+sxYpuzFbqI=:EAQW/s309FpHA9c+RWl9lD lbbKW9d8tQXPZAxemPy+8+wZlS6QH5xTTet/3DDjxVDhNBdo3o4dveg6YQ243X1+cuWhAH9Uv FOM5ZddJV0p9lReoElTOTUfRv5qEQD8Vm5ULc36RBNKaq4TCJliGKqOI3U2S4+Mg4DIfdX7pp hSa4/DtyhpbYpkjo06pERwAw/BsTAkCYa7ROsAlc8aeKZLNchPmlbVlgoGcQ7CH6VRaIQ7HvJ K1YGRjZoE/iSFH9egpzOFCIdtWpBoSJRPxfSLRFgkU7s2v3mYXiIyDT6S8h1hpDZavkwGBQMF Drdgf8VSn+qpGTew0r7U2yhvfVk0zau2fXENPMauivKHurhxTJf80kkPCW/pVmQ6eeH2ZV75h Gq7fzl0v3PuDJfCGihNMKkSrrV5ltPq4pFaWCVMPpZSj0GttULrfUHv1Qpw0Xh1KqCi26qGa3 KW5uenpFZqtiYR5EBqOOjVo7lmbWnSUnTBMLoaOY7iTfxjVvl2FR8OMEfudNR/Ftr3LneQE0X PE+Jg3sN71vV4s0WFOgRp6S8kyB1C6aBHaNGP736J+yUEMcHZjLFcjyv59WY7vI6DdPFY/9Jq 16F5m9Ryd0GGKSv7scRg9faLyg8lzKoGD9fPIWGvEZlZr8SV7Wp/Men12Ej3s6xcBCLC5vch6 RYSZOyslhJEsJVubbdghuOeOx45o5JSPjk8M1MlX7gVlILo1bjOHYb75+79D61JfQbOU= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.126.134 Subject: [Qemu-devel] [PATCH v2 03/17] target-m68k: add exg ops 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: Laurent Vivier , gerg@uclinux.org, schwab@linux-m68k.org, agraf@suse.de, Richard Henderson Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Suggested-by: Richard Henderson Signed-off-by: Laurent Vivier Reviewed-by: Richard Henderson --- target-m68k/translate.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/target-m68k/translate.c b/target-m68k/translate.c index 0d3111d..b407623 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -2021,6 +2021,33 @@ DISAS_INSN(eor) DEST_EA(env, insn, OS_LONG, dest, &addr); } +static void do_exg(TCGv reg1, TCGv reg2) +{ + TCGv temp = tcg_temp_new(); + tcg_gen_mov_i32(temp, reg1); + tcg_gen_mov_i32(reg1, reg2); + tcg_gen_mov_i32(reg2, temp); + tcg_temp_free(temp); +} + +DISAS_INSN(exg_aa) +{ + /* exchange Dx and Dy */ + do_exg(DREG(insn, 9), DREG(insn, 0)); +} + +DISAS_INSN(exg_dd) +{ + /* exchange Ax and Ay */ + do_exg(AREG(insn, 9), AREG(insn, 0)); +} + +DISAS_INSN(exg_da) +{ + /* exchange Dx and Ay */ + do_exg(DREG(insn, 9), AREG(insn, 0)); +} + DISAS_INSN(and) { TCGv src; @@ -3154,6 +3181,9 @@ void register_m68k_insns (CPUM68KState *env) INSN(cmpa, b0c0, f0c0, M68000); INSN(eor, b180, f1c0, CF_ISA_A); BASE(and, c000, f000); + INSN(exg_dd, c140, f1f8, M68000); + INSN(exg_aa, c148, f1f8, M68000); + INSN(exg_da, c188, f1f8, M68000); BASE(mulw, c0c0, f0c0); BASE(addsub, d000, f000); INSN(addx, d180, f1f8, CF_ISA_A);