From patchwork Fri Jun 4 19:14:28 2010 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 54704 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [199.232.76.165]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 890D0B7D1D for ; Sat, 5 Jun 2010 07:07:39 +1000 (EST) Received: from localhost ([127.0.0.1]:38035 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OKcqe-0004KS-RO for incoming@patchwork.ozlabs.org; Fri, 04 Jun 2010 15:46:32 -0400 Received: from [140.186.70.92] (port=58938 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1OKcNk-0005fm-GE for qemu-devel@nongnu.org; Fri, 04 Jun 2010 15:16:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.69) (envelope-from ) id 1OKcNj-0002TG-Bt for qemu-devel@nongnu.org; Fri, 04 Jun 2010 15:16:40 -0400 Received: from are.twiddle.net ([75.149.56.221]:54793) by eggs.gnu.org with esmtp (Exim 4.69) (envelope-from ) id 1OKcNi-0002SS-JM for qemu-devel@nongnu.org; Fri, 04 Jun 2010 15:16:39 -0400 Received: from anchor.twiddle.home (anchor.twiddle.home [172.31.0.4]) by are.twiddle.net (Postfix) with ESMTPS id 9DEBC46D; Fri, 4 Jun 2010 12:16:34 -0700 (PDT) Received: from anchor.twiddle.home (anchor.twiddle.home [127.0.0.1]) by anchor.twiddle.home (8.14.4/8.14.4) with ESMTP id o54JGVGp007257; Fri, 4 Jun 2010 12:16:31 -0700 Received: (from rth@localhost) by anchor.twiddle.home (8.14.4/8.14.4/Submit) id o54JGRB6007256; Fri, 4 Jun 2010 12:16:27 -0700 From: Richard Henderson To: qemu-devel@nongnu.org Date: Fri, 4 Jun 2010 12:14:28 -0700 Message-Id: <1275678883-7082-21-git-send-email-rth@twiddle.net> X-Mailer: git-send-email 1.7.0.1 In-Reply-To: <1275678883-7082-1-git-send-email-rth@twiddle.net> References: <1275678883-7082-1-git-send-email-rth@twiddle.net> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6 (newer, 2) Cc: agraf@suse.de, aurelien@aurel32.net Subject: [Qemu-devel] [PATCH 20/35] tcg-s390: Use LOAD COMPLIMENT for negate. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Signed-off-by: Richard Henderson --- tcg/s390/tcg-target.c | 10 ++-------- 1 files changed, 2 insertions(+), 8 deletions(-) diff --git a/tcg/s390/tcg-target.c b/tcg/s390/tcg-target.c index f53038b..826a2c8 100644 --- a/tcg/s390/tcg-target.c +++ b/tcg/s390/tcg-target.c @@ -1134,16 +1134,10 @@ static inline void tcg_out_op(TCGContext *s, TCGOpcode opc, break; case INDEX_op_neg_i32: - /* FIXME: optimize args[0] != args[1] case */ - tcg_out_insn(s, RR, LR, 13, args[1]); - tcg_out_movi(s, TCG_TYPE_I32, args[0], 0); - tcg_out_insn(s, RR, SR, args[0], 13); + tcg_out_insn(s, RR, LCR, args[0], args[1]); break; case INDEX_op_neg_i64: - /* FIXME: optimize args[0] != args[1] case */ - tcg_out_mov(s, TCG_TMP0, args[1]); - tcg_out_movi(s, TCG_TYPE_I64, args[0], 0); - tcg_out_insn(s, RRE, SGR, args[0], TCG_TMP0); + tcg_out_insn(s, RRE, LCGR, args[0], args[1]); break; case INDEX_op_mul_i32: