From patchwork Wed Aug 17 20:47:27 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bryce Lanham X-Patchwork-Id: 110383 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 999ECB6F8A for ; Thu, 18 Aug 2011 08:06:29 +1000 (EST) Received: from localhost ([::1]:57938 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QtoFk-0004Zq-Gu for incoming@patchwork.ozlabs.org; Wed, 17 Aug 2011 18:06:24 -0400 Received: from eggs.gnu.org ([140.186.70.92]:47906) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qtn4F-0000Nj-Mx for qemu-devel@nongnu.org; Wed, 17 Aug 2011 16:50:29 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Qtn4E-00075h-B4 for qemu-devel@nongnu.org; Wed, 17 Aug 2011 16:50:27 -0400 Received: from mail-gx0-f173.google.com ([209.85.161.173]:54665) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Qtn4E-0006nC-3B for qemu-devel@nongnu.org; Wed, 17 Aug 2011 16:50:26 -0400 Received: by mail-gx0-f173.google.com with SMTP id 26so1231167gxk.4 for ; Wed, 17 Aug 2011 13:50:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=from:to:cc:subject:date:message-id:x-mailer:in-reply-to:references; bh=Bi1hoQjAi4zfpue8kCFJ6R0YYZH7/dyoSqNleKOXkzI=; b=HqLVKuSwIfXqMKPRAHxryb1zANG6eWYdcEdRZyjc3hKxoEc6956/MgN94k+2M/cqXo C99qD53AiwbfoUkzGzMX9T9NbzC+NUkaf3uZa32cb8zkDZjK0Zkc//7RGEr7+DJnGZAg Gq4legH0vxiTTfJw2Zmy7RjL2zwUf6/4Ies/c= Received: by 10.236.125.133 with SMTP id z5mr4926165yhh.114.1313614225787; Wed, 17 Aug 2011 13:50:25 -0700 (PDT) Received: from localhost.localdomain (betelgeuse.cs.uchicago.edu [128.135.24.226]) by mx.google.com with ESMTPS id a29sm1237029yhj.59.2011.08.17.13.50.24 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 17 Aug 2011 13:50:25 -0700 (PDT) From: Bryce Lanham To: qemu-devel@nongnu.org Date: Wed, 17 Aug 2011 15:47:27 -0500 Message-Id: <1313614076-28878-83-git-send-email-blanham@gmail.com> X-Mailer: git-send-email 1.7.2.3 In-Reply-To: <1313614076-28878-1-git-send-email-blanham@gmail.com> References: <1313614076-28878-1-git-send-email-blanham@gmail.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) X-Received-From: 209.85.161.173 Cc: Laurent Vivier Subject: [Qemu-devel] [PATCH 082/111] m68k: add fmod instruction X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Laurent Vivier used by gnome-system-monitor. Signed-off-by: Laurent Vivier --- target-m68k/helper.c | 16 ++++++++++++++++ target-m68k/helpers.h | 1 + target-m68k/translate.c | 4 ++++ 3 files changed, 21 insertions(+), 0 deletions(-) diff --git a/target-m68k/helper.c b/target-m68k/helper.c index 79e6a28..70e7053 100644 --- a/target-m68k/helper.c +++ b/target-m68k/helper.c @@ -1537,6 +1537,22 @@ void HELPER(div_FP0_FP1)(CPUState *env) floatx80_to_FP0(env, res); } +void HELPER(mod_FP0_FP1)(CPUState *env) +{ + floatx80 res; + long double src, dst; + + src = LDOUBLE(FP0_to_floatx80(env)); + dst = LDOUBLE(FP1_to_floatx80(env)); + + DBG_FPUH("mod_FP0_FP1 %Lg %Lg", src, dst); + dst = fmodl(dst, src); + DBG_FPU(" = %Lg\n", dst); + + res = FLOATx80(dst); + floatx80_to_FP0(env, res); +} + void HELPER(fcmp_FP0_FP1)(CPUState *env) { /* ??? This may incorrectly raise exceptions. */ diff --git a/target-m68k/helpers.h b/target-m68k/helpers.h index e6465cd..c3c5eb2 100644 --- a/target-m68k/helpers.h +++ b/target-m68k/helpers.h @@ -81,6 +81,7 @@ DEF_HELPER_1(add_FP0_FP1, void, env) DEF_HELPER_1(sub_FP0_FP1, void, env) DEF_HELPER_1(mul_FP0_FP1, void, env) DEF_HELPER_1(div_FP0_FP1, void, env) +DEF_HELPER_1(mod_FP0_FP1, void, env) DEF_HELPER_1(fcmp_FP0_FP1, void, env) DEF_HELPER_1(compare_FP0, i32, env) diff --git a/target-m68k/translate.c b/target-m68k/translate.c index 91355ba..7d0b790 100644 --- a/target-m68k/translate.c +++ b/target-m68k/translate.c @@ -3697,6 +3697,10 @@ DISAS_INSN(fpu) gen_op_load_fpr_FP1(REG(ext, 7)); gen_helper_div_FP0_FP1(cpu_env); break; + case 0x21: /* fmod */ + gen_op_load_fpr_FP1(REG(ext, 7)); + gen_helper_mod_FP0_FP1(cpu_env); + break; case 0x22: case 0x62: case 0x66: /* fadd */ gen_op_load_fpr_FP1(REG(ext, 7)); gen_helper_add_FP0_FP1(cpu_env);