From patchwork Wed Nov 12 21:46:01 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tom Musta X-Patchwork-Id: 410127 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 8B8AD1400A0 for ; Thu, 13 Nov 2014 08:52:23 +1100 (AEDT) Received: from localhost ([::1]:56875 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xofpt-0002ky-Kj for incoming@patchwork.ozlabs.org; Wed, 12 Nov 2014 16:52:21 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43155) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xofl0-0004fh-5y for qemu-devel@nongnu.org; Wed, 12 Nov 2014 16:47:27 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Xofkn-0003Mp-86 for qemu-devel@nongnu.org; Wed, 12 Nov 2014 16:47:18 -0500 Received: from mail-ie0-x230.google.com ([2607:f8b0:4001:c03::230]:60274) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Xofkn-0003Ml-2t; Wed, 12 Nov 2014 16:47:05 -0500 Received: by mail-ie0-f176.google.com with SMTP id rd18so14655784iec.35 for ; Wed, 12 Nov 2014 13:47:04 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=Yti4LtTrtGLCUlWO6ThEsewm86jZXFt+IJ6E0Sz+87E=; b=FIBfQ8oL+kBRgSTNJieXebrS7KRO1TrplNTJPr7zJC1qrf6PmchZ3Os8Yl6r2oe3xX 37tTdgQs1HN29mSyL8TYh+gUvdMNA0mRUDCBtVU5OVpszmfJjGqY6GTX+QQfFyzS1N6w vGHloJS3gxr28a0+LgcWhTOCt6ytOWfW0Jpr/+n/s5LbE066FVwdsIg9O+FdjKLywb94 byuzsF4KCQQkPG3KHspCIuPG6DBzhcNzNMhlKyNOyGA1Pc0W+6YcKdQaoQsA4RuAawcf z9pbxH4J8VqS0pSn71HY2GCRnkrgwvKIIKOa1UhkRjs7fRFhM5Ymz58ZO1XyvwN3oHZ/ HhCw== X-Received: by 10.50.61.232 with SMTP id t8mr43359530igr.20.1415828824595; Wed, 12 Nov 2014 13:47:04 -0800 (PST) Received: from tmusta-sc.rchland.ibm.com (rchp4.rochester.ibm.com. [129.42.161.36]) by mx.google.com with ESMTPSA id 40sm11908786iom.43.2014.11.12.13.47.03 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 12 Nov 2014 13:47:04 -0800 (PST) From: Tom Musta To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Date: Wed, 12 Nov 2014 15:46:01 -0600 Message-Id: <1415828764-10582-4-git-send-email-tommusta@gmail.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1415828764-10582-1-git-send-email-tommusta@gmail.com> References: <1415828764-10582-1-git-send-email-tommusta@gmail.com> X-detected-operating-system: by eggs.gnu.org: Error: Malformed IPv6 address (bad octet value). X-Received-From: 2607:f8b0:4001:c03::230 Cc: Tom Musta , agraf@suse.de Subject: [Qemu-devel] [2.3 V2 PATCH 3/6] target-ppc: mffs. Should Set CR1 from FPSCR Bits 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 Update the Move From FPSCR (mffs.) instruction to correctly set CR[1] from FPSCR[FX,FEX,VX,OX]. Signed-off-by: Tom Musta --- target-ppc/translate.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/target-ppc/translate.c b/target-ppc/translate.c index 2d79e39..f3c57b8 100644 --- a/target-ppc/translate.c +++ b/target-ppc/translate.c @@ -2504,7 +2504,9 @@ static void gen_mffs(DisasContext *ctx) } gen_reset_fpstatus(); tcg_gen_extu_tl_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr); - gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0); + if (unlikely(Rc(ctx->opcode))) { + gen_set_cr1_from_fpscr(ctx); + } } /* mtfsb0 */