From patchwork Thu Sep 1 13:17:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?V=C3=ADctor_Colombo?= X-Patchwork-Id: 1672915 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4MJMHJ1Kscz1yhP for ; Thu, 1 Sep 2022 23:25:32 +1000 (AEST) Received: from localhost ([::1]:47512 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oTkCI-0003pa-2M for incoming@patchwork.ozlabs.org; Thu, 01 Sep 2022 09:25:30 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:59242) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oTk5b-0005aJ-Ku; Thu, 01 Sep 2022 09:18:41 -0400 Received: from [200.168.210.66] (port=23956 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oTk5Z-0002Uu-Hx; Thu, 01 Sep 2022 09:18:34 -0400 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Thu, 1 Sep 2022 10:18:16 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id C48D18002C5; Thu, 1 Sep 2022 10:18:15 -0300 (-03) From: =?utf-8?q?V=C3=ADctor_Colombo?= To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: clg@kaod.org, danielhb413@gmail.com, david@gibson.dropbear.id.au, groug@kaod.org, richard.henderson@linaro.org, victor.colombo@eldorado.org.br, matheus.ferst@eldorado.org.br, lucas.araujo@eldorado.org.br, leandro.lupori@eldorado.org.br, lucas.coutinho@eldorado.org.br Subject: [PATCH 05/19] target/ppc: Zero second doubleword for VSX madd instructions Date: Thu, 1 Sep 2022 10:17:42 -0300 Message-Id: <20220901131756.26060-6-victor.colombo@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220901131756.26060-1-victor.colombo@eldorado.org.br> References: <20220901131756.26060-1-victor.colombo@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 01 Sep 2022 13:18:16.0260 (UTC) FILETIME=[4BC2C840:01D8BE05] X-Host-Lookup-Failed: Reverse DNS lookup failed for 200.168.210.66 (failed) Received-SPF: pass client-ip=200.168.210.66; envelope-from=victor.colombo@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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" In 205eb5a89e we updated most VSX instructions to zero the second doubleword, as is requested by PowerISA since v3.1. However, VSX_MADD helper was left behind unchanged, while it is also affected and should be fixed as well. This patch applies the fix for MADD instructions. Signed-off-by: Víctor Colombo Reviewed-by: Daniel Henrique Barboza --- target/ppc/fpu_helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index 7ab6beadad..da79c64eca 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -2178,7 +2178,7 @@ VSX_TSQRT(xvtsqrtsp, 4, float32, VsrW(i), -126, 23) void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, \ ppc_vsr_t *s1, ppc_vsr_t *s2, ppc_vsr_t *s3) \ { \ - ppc_vsr_t t = *xt; \ + ppc_vsr_t t = { }; \ int i; \ \ helper_reset_fpstatus(env); \