From patchwork Thu Oct 27 00:42:29 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Vivier X-Patchwork-Id: 687419 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 3t47pC4NP4z9t1C for ; Thu, 27 Oct 2016 11:59:47 +1100 (AEDT) Received: from localhost ([::1]:38303 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bzZ2m-0005nW-VM for incoming@patchwork.ozlabs.org; Wed, 26 Oct 2016 20:59:45 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57329) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bzYmh-0001KC-7D for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:43:10 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bzYmd-00010i-VZ for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:43:07 -0400 Received: from mout.kundenserver.de ([212.227.126.130]:52909) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1bzYmd-0000zc-Mc for qemu-devel@nongnu.org; Wed, 26 Oct 2016 20:43:03 -0400 Received: from Quad.localdomain ([78.238.229.36]) by mrelayeu.kundenserver.de (mreue005) with ESMTPSA (Nemesis) id 0LouSd-1cWynH1YCp-00grI3; Thu, 27 Oct 2016 02:42:44 +0200 From: Laurent Vivier To: qemu-devel@nongnu.org Date: Thu, 27 Oct 2016 02:42:29 +0200 Message-Id: <1477528950-8115-17-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:YHNXZE2DoHn3auy/GwkmzllNMqNQd3QaZ3QoeBbxUGBfIeToJgL jrroZOJNMLTYGwCdRk/ivL55fJTnuYu76mAgKcxbWtD30j/mptHxRGLR4sPzH+33s8hlpP2 uL9e35efI6J1UyQaKZpdXox9dGIxMhLi50Zwud3GMSO9vO3Nue5GbA+BE3uUZSMLRa/FQlm RwpGofBo9pQ0NohHpQWRQ== X-UI-Out-Filterresults: notjunk:1; V01:K0:hjZyTvga4Fk=:qyBQw1j7ymHP0qxnJGmgtH x2ePseC6FDAsvj/RSEUAAXP+dj5pEsfMeHnS2OoISdhvMYkvbCvbdGx7QnjkrU/MslzdTIjCx aI3W9t+HKBedykTi6WnF551PdNpvGUQfR95QKbLsxci3b7w5Cp2pWMNk/pKqzEnFU3JN/y69f CiNN0lkhtiwxv0gtHXv1ELMXM1n58orpQvcSj1CO9qOxDgA3txjoy6tNnMzRcRPaE38OBwJrt 4o9giDKKoe9QR2fPRFnp5qnTe/DISKkMm0CiUSiNmRyGK2shA6P59L2X6Go9TMYq010vujUrd qRomOUDfPm6fiqiIiqt6F+mYlkM0sZAav5OdRd1P4DQyR0pBJ0GXpMRLYjY1c0JGldvEJCtR2 z5Xnl0St1z9HTOpYy6zTZDt3s9wTCIq2n8JO6MwyflZ4SQHHDGMIRuEzpozU+w1u4Kck8txkb wE6TuIrhPeSZ4Yq7WP6S8hCUGI0hBZZEufeXYg8CtCwZCUd5wY1jOuSN9uPrH/4t9hm6z2r4o b7ts7CpBvWaGcJEqpVfPlxM33DEdGi3ruWo6p/o24bvSMk64f6OZaESMU3mRm+jL5ejdzJkYH o1Iki++Qrd2dRh9MAJrssT1Mk1JC5X6sFWqIncMmAxs9nywUL7eLixGq8JElr6qSYT7YtpC0H OIwYJ8HgbvzvyM5CbnViGqVIeObuND8EAEUCJ8y0aAYj65r65fNni65F7qX+nmj6jH9M= X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 212.227.126.130 Subject: [Qemu-devel] [PATCH v2 16/17] target-m68k: cmp manages word and bytes operands 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" Signed-off-by: Laurent Vivier Reviewed-by: Richard Henderson --- target-m68k/translate.c | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) diff --git a/target-m68k/translate.c b/target-m68k/translate.c index 0448569..57ac2e5 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -582,6 +582,13 @@ static void gen_logic_cc(DisasContext *s, TCGv val, int opsize) set_cc_op(s, CC_OP_LOGIC); } +static void gen_update_cc_cmp(DisasContext *s, TCGv dest, TCGv src, int opsize) +{ + tcg_gen_mov_i32(QREG_CC_N, dest); + tcg_gen_mov_i32(QREG_CC_V, src); + set_cc_op(s, CC_OP_CMPB + opsize); +} + static void gen_update_cc_add(TCGv dest, TCGv src, int opsize) { gen_ext(QREG_CC_N, dest, opsize, 1); @@ -2132,10 +2139,9 @@ DISAS_INSN(cmp) int opsize; opsize = insn_opsize(insn); - SRC_EA(env, src, opsize, -1, NULL); - reg = DREG(insn, 9); - gen_update_cc_add(reg, src, OS_LONG); - set_cc_op(s, CC_OP_CMPL); + SRC_EA(env, src, opsize, 1, NULL); + reg = gen_extend(DREG(insn, 9), opsize, 1); + gen_update_cc_cmp(s, reg, src, opsize); } DISAS_INSN(cmpa) @@ -2151,8 +2157,7 @@ DISAS_INSN(cmpa) } SRC_EA(env, src, opsize, 1, NULL); reg = AREG(insn, 9); - gen_update_cc_add(reg, src, OS_LONG); - set_cc_op(s, CC_OP_CMPL); + gen_update_cc_cmp(s, reg, src, opsize); } DISAS_INSN(eor)