From patchwork Mon Dec 2 13:13:43 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Maydell X-Patchwork-Id: 13890666 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 91EB0D78321 for ; Mon, 2 Dec 2024 13:39:37 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tI6Yh-0001cn-8b; Mon, 02 Dec 2024 08:33:51 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1tI6Gz-0002yI-A4 for qemu-devel@nongnu.org; Mon, 02 Dec 2024 08:15:33 -0500 Received: from mail-wm1-x332.google.com ([2a00:1450:4864:20::332]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tI6GY-0003Z9-O2 for qemu-devel@nongnu.org; Mon, 02 Dec 2024 08:15:32 -0500 Received: by mail-wm1-x332.google.com with SMTP id 5b1f17b1804b1-434acf1f9abso38913225e9.2 for ; Mon, 02 Dec 2024 05:14:57 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1733145296; x=1733750096; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=xP+uJ24vDri92uzeME3QktEyDQnUmbcE3e8V9D9jklU=; b=uoJr4Pxsuioj7APOYOVNhynhdlE+cBB2E9DQdD+OpLJVLJvM6dstHOenJbEn+pEAGa 4+xfWFrNl8D4g2+onxwdi8/Is8oUIH3IvlrQTxlJB2FtjeWvvCuOn9QXyFCS+lOjSNLG PK4M5oFggacKVeJCk5A/7UtSRaiyyAJZOQtcmIkCH8LZTE2M3xAcKDLk/xw5mIIFk2IP 9gWNfW9zDsFlnOgpvnaAJE2TNrNP7ZPw3w9okXGSCb7FHXYPsfwY7+Zw26CRj7y1uedX tg9dVfIDOjlZU31SvUwXCIO5XioXivmXH/ZTaEmb8kVgnEmalrI7636GE/AelOV5w4ko 9tpA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1733145296; x=1733750096; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xP+uJ24vDri92uzeME3QktEyDQnUmbcE3e8V9D9jklU=; b=UR+RsZzDk1S8CtwGsNoQnVcV0Z/uOBSBKscqTym+PTfVftutyHODT8YWb0IHo6ShuP 67X1FPXYWOG8MG+zg2d93tn+oY8Ls7E9UaGF/4Vx0o2LFUi0EBWZU6l2MomfNLZph7cc PWbSCRfrij9Dwmny5zoPN9X6x6VPJWsHtkc2aQcyKsSOfqIvw8nHuNW9R/+XBxPyBH3Q SZa0DYO/RYLLPBoe3PvR8Xl81Ie/fRIL36TYpj3L+9c/CjNHayqHWmvugp21+XseLNlJ kJo8nyTsF5Q77cJtdZmU66+PZj1erb3mEALMnknjEqBZ2SmI1RBoXdORojTzyeWfDW9k 6+ew== X-Gm-Message-State: AOJu0YwOgvo5v2eL+yOR9gHEVfV3VZhcS8UJ3RgobFGMGKxhDSUUuWkM P3cri5t3r/Yxh59X+h2G+gAyLSHVi/J6ndxrs+cvtwK+Ix9qw6HrquFfh2/9F6gzWBZOa1RnOxA M X-Gm-Gg: ASbGncuV1WVqTl7ocCxuK9WY2HdJ/5TwrPSazUeZ8mNwdKM65oDu1g68VutlrDBcUG3 BvER6EK37KIJrv6H43X+8L0j/GOi7RuUyee3eXU2n7fb3pt/1T50u73sMyTjsi0xBD6kQYTTCfD /o8EG2cA/Xh9HQ6MNd5ycnPwKxmw89dKsaO6RmsGOskA99CxdkEZ690pVFfmdCuEGGiJPJl87HG Cb4T1g5yqbiXk6/wpm7SlX2jOndu/cBSQAx2fID2Y9aHKj2gF49kqQ= X-Google-Smtp-Source: AGHT+IEbVKa+1D0aSwF3c5B4FQEXLP0C054fxwlcC+LFvDe+s/IEpdCVQQDQPOKB40nkSfuA52KqeA== X-Received: by 2002:a05:6000:154e:b0:385:f44a:a3b with SMTP id ffacd0b85a97d-385f44a0eefmr2327929f8f.41.1733145296363; Mon, 02 Dec 2024 05:14:56 -0800 (PST) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [2001:8b0:1d0::2]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-385dea1e4ebsm10160157f8f.1.2024.12.02.05.14.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Dec 2024 05:14:56 -0800 (PST) From: Peter Maydell To: qemu-devel@nongnu.org Cc: qemu-arm@nongnu.org, qemu-ppc@nongnu.org, qemu-s390x@nongnu.org, =?utf-8?q?Alex_Benn=C3=A9e?= , Richard Henderson , Paolo Bonzini , Eduardo Habkost , Song Gao , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Jiaxun Yang , Aleksandar Rikalo , Nicholas Piggin , Daniel Henrique Barboza , David Hildenbrand , Ilya Leoshkevich , Thomas Huth , Mark Cave-Ayland , Artyom Tarasenko , Max Filippov Subject: [PATCH v2 for-10.0 50/54] target/xtensa: Set default NaN pattern explicitly Date: Mon, 2 Dec 2024 13:13:43 +0000 Message-Id: <20241202131347.498124-51-peter.maydell@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20241202131347.498124-1-peter.maydell@linaro.org> References: <20241202131347.498124-1-peter.maydell@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2a00:1450:4864:20::332; envelope-from=peter.maydell@linaro.org; helo=mail-wm1-x332.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=unavailable 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org Set the default NaN pattern explicitly for xtensa. Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson --- target/xtensa/cpu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/target/xtensa/cpu.c b/target/xtensa/cpu.c index 3163b758235..0d4d79b58b4 100644 --- a/target/xtensa/cpu.c +++ b/target/xtensa/cpu.c @@ -136,6 +136,8 @@ static void xtensa_cpu_reset_hold(Object *obj, ResetType type) /* For inf * 0 + NaN, return the input NaN */ set_float_infzeronan_rule(float_infzeronan_dnan_never, &env->fp_status); set_no_signaling_nans(!dfpu, &env->fp_status); + /* Default NaN value: sign bit clear, set frac msb */ + set_float_default_nan_pattern(0b01000000, &env->fp_status); xtensa_use_first_nan(env, !dfpu); }