From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C305C4332F for ; Thu, 4 Nov 2021 13:20:58 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 423CB611EE for ; Thu, 4 Nov 2021 13:20:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 423CB611EE Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=eldorado.org.br Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:36810 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1micfp-0005d0-BJ for qemu-devel@archiver.kernel.org; Thu, 04 Nov 2021 09:20:57 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:38802) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mic6T-0005ii-AO; Thu, 04 Nov 2021 08:44:25 -0400 Received: from [201.28.113.2] (port=43952 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mic6R-0000L9-Qj; Thu, 04 Nov 2021 08:44:25 -0400 Received: from power9a ([10.10.71.235]) by outlook.eldorado.org.br with Microsoft SMTPSVC(8.5.9600.16384); Thu, 4 Nov 2021 09:39:25 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by power9a (Postfix) with ESMTP id 57588800BA7; Thu, 4 Nov 2021 09:39:25 -0300 (-03) From: matheus.ferst@eldorado.org.br To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Subject: [PATCH v3 25/25] target/ppc: cntlzdm/cnttzdm implementation without brcond Date: Thu, 4 Nov 2021 09:37:19 -0300 Message-Id: <20211104123719.323713-26-matheus.ferst@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211104123719.323713-1-matheus.ferst@eldorado.org.br> References: <20211104123719.323713-1-matheus.ferst@eldorado.org.br> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-OriginalArrivalTime: 04 Nov 2021 12:39:25.0710 (UTC) FILETIME=[004E52E0:01D7D179] X-Host-Lookup-Failed: Reverse DNS lookup failed for 201.28.113.2 (failed) Received-SPF: pass client-ip=201.28.113.2; envelope-from=matheus.ferst@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.001, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lucas.castro@eldorado.org.br, richard.henderson@linaro.org, groug@kaod.org, luis.pires@eldorado.org.br, Matheus Ferst , david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Matheus Ferst Suggested-by: Richard Henderson Signed-off-by: Matheus Ferst --- target/ppc/translate/fixedpoint-impl.c.inc | 31 +++++++++++----------- 1 file changed, 16 insertions(+), 15 deletions(-) diff --git a/target/ppc/translate/fixedpoint-impl.c.inc b/target/ppc/translate/fixedpoint-impl.c.inc index e093562e2a..7fecff4579 100644 --- a/target/ppc/translate/fixedpoint-impl.c.inc +++ b/target/ppc/translate/fixedpoint-impl.c.inc @@ -416,32 +416,33 @@ static bool trans_CFUGED(DisasContext *ctx, arg_X *a) static void do_cntzdm(TCGv_i64 dst, TCGv_i64 src, TCGv_i64 mask, int64_t trail) { - TCGv_i64 tmp; - TCGLabel *l1; + TCGv_i64 t0, t1; - tmp = tcg_temp_local_new_i64(); - l1 = gen_new_label(); + t0 = tcg_temp_new_i64(); + t1 = tcg_temp_new_i64(); - tcg_gen_and_i64(tmp, src, mask); + tcg_gen_and_i64(t0, src, mask); if (trail) { - tcg_gen_ctzi_i64(tmp, tmp, 64); + tcg_gen_ctzi_i64(t0, t0, -1); } else { - tcg_gen_clzi_i64(tmp, tmp, 64); + tcg_gen_clzi_i64(t0, t0, -1); } - tcg_gen_brcondi_i64(TCG_COND_EQ, tmp, 0, l1); - - tcg_gen_subfi_i64(tmp, 64, tmp); + tcg_gen_setcondi_i64(TCG_COND_NE, t1, t0, -1); + tcg_gen_andi_i64(t0, t0, 63); + tcg_gen_xori_i64(t0, t0, 63); if (trail) { - tcg_gen_shl_i64(tmp, mask, tmp); + tcg_gen_shl_i64(t0, mask, t0); + tcg_gen_shl_i64(t0, t0, t1); } else { - tcg_gen_shr_i64(tmp, mask, tmp); + tcg_gen_shr_i64(t0, mask, t0); + tcg_gen_shr_i64(t0, t0, t1); } - tcg_gen_ctpop_i64(tmp, tmp); - gen_set_label(l1); + tcg_gen_ctpop_i64(dst, t0); - tcg_gen_mov_i64(dst, tmp); + tcg_temp_free_i64(t0); + tcg_temp_free_i64(t1); } static bool trans_CNTLZDM(DisasContext *ctx, arg_X *a) -- 2.25.1