From patchwork Thu Sep 1 13:17:45 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: 12962637 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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id 55042ECAAD3 for ; Thu, 1 Sep 2022 13:31:08 +0000 (UTC) Received: from localhost ([::1]:59862 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oTkHj-0006Q7-FB for qemu-devel@archiver.kernel.org; Thu, 01 Sep 2022 09:31:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:57780) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oTk6k-0007h1-Lk; Thu, 01 Sep 2022 09:19:46 -0400 Received: from [200.168.210.66] (port=59496 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oTk6j-0002b5-2c; Thu, 01 Sep 2022 09:19:46 -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 10:18:17 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id DB51C800476; Thu, 1 Sep 2022 10:18:16 -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 08/19] target/ppc: Clear fpstatus flags on VSX_CVT_INT_TO_FP_VECTOR Date: Thu, 1 Sep 2022 10:17:45 -0300 Message-Id: <20220901131756.26060-9-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 13:18:17.0323 (UTC) FILETIME=[4C64FBB0:01D8BE05] 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Fix xscvsdqp incorrectly not clearing the FI bit. Power ISA states that xscvsdqp should always set FPSCR.FI=0 Right now, QEMU sometimes is incorrectly setting the flag to 1. Signed-off-by: Víctor Colombo Reviewed-by: Daniel Henrique Barboza --- target/ppc/fpu_helper.c | 1 + 1 file changed, 1 insertion(+) diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c index da79c64eca..94029883c7 100644 --- a/target/ppc/fpu_helper.c +++ b/target/ppc/fpu_helper.c @@ -3126,6 +3126,7 @@ void helper_##op(CPUPPCState *env, uint32_t opcode, \ { \ ppc_vsr_t t = *xt; \ \ + helper_reset_fpstatus(env); \ t.tfld = stp##_to_##ttp(xb->sfld, &env->fp_status); \ helper_compute_fprf_##ttp(env, t.tfld); \ \