From patchwork Fri Dec 20 01:00:32 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 303788 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 412042C012B for ; Fri, 20 Dec 2013 12:06:39 +1100 (EST) Received: from localhost ([::1]:47137 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VtoY0-0002M8-8q for incoming@patchwork.ozlabs.org; Thu, 19 Dec 2013 20:06:36 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42051) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VtoSi-0004nH-DU for qemu-devel@nongnu.org; Thu, 19 Dec 2013 20:01:17 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1VtoSZ-0002NX-Qj for qemu-devel@nongnu.org; Thu, 19 Dec 2013 20:01:08 -0500 Received: from cantor2.suse.de ([195.135.220.15]:50713 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1VtoSZ-0002MB-G0; Thu, 19 Dec 2013 20:00:59 -0500 Received: from relay1.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id D45B1AC1A; Fri, 20 Dec 2013 01:00:57 +0000 (UTC) From: Alexander Graf To: QEMU Developers Date: Fri, 20 Dec 2013 02:00:32 +0100 Message-Id: <1387501254-60704-11-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.8.1.4 In-Reply-To: <1387501254-60704-1-git-send-email-agraf@suse.de> References: <1387501254-60704-1-git-send-email-agraf@suse.de> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 195.135.220.15 Cc: Tom Musta , "qemu-ppc@nongnu.org" , Anthony Liguori Subject: [Qemu-devel] [PULL 10/32] Add lxsdx 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: Tom Musta This patch adds the Load VSX Scalar Doubleowrd Indexed (lxsdx) instruction. The lower 8 bytes of the target register are undefined; this implementation leaves those bytes unaltered. Signed-off-by: Tom Musta Reviewed-by: Richard Henderson Reviewed-by: Paolo Bonzini Signed-off-by: Alexander Graf --- target-ppc/translate.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index cf7927b..b5b3280 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -7003,6 +7003,21 @@ static inline TCGv_i64 cpu_vsrl(int n) } } +static void gen_lxsdx(DisasContext *ctx) +{ + TCGv EA; + if (unlikely(!ctx->vsx_enabled)) { + gen_exception(ctx, POWERPC_EXCP_VSXU); + return; + } + gen_set_access_type(ctx, ACCESS_INT); + EA = tcg_temp_new(); + gen_addr_reg_index(ctx, EA); + gen_qemu_ld64(ctx, cpu_vsrh(xT(ctx->opcode)), EA); + /* NOTE: cpu_vsrl is undefined */ + tcg_temp_free(EA); +} + static void gen_lxvd2x(DisasContext *ctx) { TCGv EA; @@ -9502,6 +9517,7 @@ GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20), GEN_VAFORM_PAIRED(vsel, vperm, 21), GEN_VAFORM_PAIRED(vmaddfp, vnmsubfp, 23), +GEN_HANDLER_E(lxsdx, 0x1F, 0x0C, 0x12, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(lxvd2x, 0x1F, 0x0C, 0x1A, 0, PPC_NONE, PPC2_VSX), GEN_HANDLER_E(stxvd2x, 0x1F, 0xC, 0x1E, 0, PPC_NONE, PPC2_VSX),