From patchwork Tue Feb 19 17:40:26 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 221744 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id D976B2C008D for ; Wed, 20 Feb 2013 04:42:59 +1100 (EST) Received: from localhost ([::1]:38904 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U7rDV-0007L4-VW for incoming@patchwork.ozlabs.org; Tue, 19 Feb 2013 12:42:57 -0500 Received: from eggs.gnu.org ([208.118.235.92]:44658) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U7rD5-00072z-M0 for qemu-devel@nongnu.org; Tue, 19 Feb 2013 12:42:36 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1U7rD0-0008OM-BX for qemu-devel@nongnu.org; Tue, 19 Feb 2013 12:42:31 -0500 Received: from mail-da0-f50.google.com ([209.85.210.50]:49638) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1U7rCz-0008O7-Uo for qemu-devel@nongnu.org; Tue, 19 Feb 2013 12:42:26 -0500 Received: by mail-da0-f50.google.com with SMTP id h15so3068610dan.23 for ; Tue, 19 Feb 2013 09:42:25 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=x-received:sender:from:to:cc:subject:date:message-id:x-mailer :in-reply-to:references; bh=hyB8iMBDlDcOEciLU01Ow6hjIvSxn0yZdUznm9nxRMo=; b=zXvCbkypW4XS46a1qlwoG0EY7VyXZlakLOmKy55hieIcA9QNA/Arbj52rwOCMkHTSY phSAGQWqJHUtNJB9bvhpsBbykhHJMLBGh2Klsu4TO9DJc01HWoyGuMxhFenAIBHYVEmQ mWfnur53CvGRMMM8ik1FI8ITJzYQQN/Iuct+1Zg/vMHEqQwcZc+agXDVHMre1Zc3lSHg kWfSrGEdMQlEfTkx5O1LEfOn+Tgc1+wbHKcWjoqZKa1xfIC6Qx/paZFRKc2pNf7Esn8J ggPm75WN/5XRUUMaTDZTpEq0GrK7cmelCPf40J1Krbs+5ggem7cmW4Wm9g5nwoi8C5/l patA== X-Received: by 10.66.88.37 with SMTP id bd5mr47379207pab.75.1361295733003; Tue, 19 Feb 2013 09:42:13 -0800 (PST) Received: from anchor.twiddle.net (50-194-63-110-static.hfc.comcastbusiness.net. [50.194.63.110]) by mx.google.com with ESMTPS id 1sm18659295pbg.18.2013.02.19.09.42.11 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Tue, 19 Feb 2013 09:42:12 -0800 (PST) From: Richard Henderson To: qemu-devel@nongnu.org Date: Tue, 19 Feb 2013 09:40:26 -0800 Message-Id: <1361295631-21316-53-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 1.8.1.2 In-Reply-To: <1361295631-21316-1-git-send-email-rth@twiddle.net> References: <1361295631-21316-1-git-send-email-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 209.85.210.50 Cc: blauwirbel@gmail.com, pbonzini@redhat.com, afaerber@suse.de, aurelien@aurel32.net Subject: [Qemu-devel] [PATCH 52/57] target-i386: Implement SHLX, SARX, SHRX 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 Signed-off-by: Richard Henderson --- target-i386/translate.c | 31 +++++++++++++++++++++++++++++++ 1 file changed, 31 insertions(+) diff --git a/target-i386/translate.c b/target-i386/translate.c index 51016fe..c1a2886 100644 --- a/target-i386/translate.c +++ b/target-i386/translate.c @@ -4174,6 +4174,37 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b, gen_helper_pext(cpu_regs[reg], cpu_T[0], cpu_T[1]); break; + case 0x1f7: /* shlx Gy, Ey, By */ + case 0x2f7: /* sarx Gy, Ey, By */ + case 0x3f7: /* shrx Gy, Ey, By */ + if (!(s->cpuid_7_0_ebx_features & CPUID_7_0_EBX_BMI2) + || !(s->prefix & PREFIX_VEX) + || s->vex_l != 0) { + goto illegal_op; + } + ot = (s->dflag == 2 ? OT_QUAD : OT_LONG); + gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 0); + if (ot == OT_QUAD) { + tcg_gen_andi_tl(cpu_T[1], cpu_regs[s->vex_v], 63); + } else { + tcg_gen_andi_tl(cpu_T[1], cpu_regs[s->vex_v], 31); + } + if (b == 0x1f7) { + tcg_gen_shl_tl(cpu_T[0], cpu_T[0], cpu_T[1]); + } else if (b == 0x2f7) { + if (ot != OT_QUAD) { + tcg_gen_ext32s_tl(cpu_T[0], cpu_T[0]); + } + tcg_gen_sar_tl(cpu_T[0], cpu_T[0], cpu_T[1]); + } else { + if (ot != OT_QUAD) { + tcg_gen_ext32u_tl(cpu_T[0], cpu_T[0]); + } + tcg_gen_shr_tl(cpu_T[0], cpu_T[0], cpu_T[1]); + } + gen_op_mov_reg_T0(ot, reg); + break; + case 0x0f3: case 0x1f3: case 0x2f3: