From nobody Mon Feb 9 18:19:17 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1539473148217539.4724023958144; Sat, 13 Oct 2018 16:25:48 -0700 (PDT) Received: from localhost ([::1]:46566 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gBTI3-0006DI-2q for importer@patchew.org; Sat, 13 Oct 2018 19:25:47 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:57875) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gBTCf-0002TF-LI for qemu-devel@nongnu.org; Sat, 13 Oct 2018 19:20:14 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gBTCc-0007wU-DA for qemu-devel@nongnu.org; Sat, 13 Oct 2018 19:20:13 -0400 Received: from out3-smtp.messagingengine.com ([66.111.4.27]:47701) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gBTCc-0007vf-5J for qemu-devel@nongnu.org; Sat, 13 Oct 2018 19:20:10 -0400 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id 6976021BD9; Sat, 13 Oct 2018 19:20:08 -0400 (EDT) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Sat, 13 Oct 2018 19:20:08 -0400 Received: from localhost (flamenco.cs.columbia.edu [128.59.20.216]) by mail.messagingengine.com (Postfix) with ESMTPA id 68038102EB; Sat, 13 Oct 2018 19:20:07 -0400 (EDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=braap.org; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type:content-transfer-encoding; s=mesmtp; bh=V1hE+xbte4TYTSkApBMzSxt27E4A+9NlJM9SlmxlTvM=; b=NfFZXg4kf09P 7hfE6dO5MdCE6dajVZtwrsUNDO06AAeRZgNj878s9bRDRqVhdqAJH18faFbW2mri Yx9+WeZFnXdn3oJcJM6f4v9BnSYT+ZegJ4GwYx8pVZbAisX791D81Mk8BbeGm+el 3OUimTA0IuCt3c5pSsfjHwSt4O6sI2E= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=V1hE+xbte4TYTSkApBMzSxt27E4A+9NlJM9SlmxlT vM=; b=t7M05HMlGNdVYeRkTCt9zEVi2acVgFYzeKVMEe9LQxnupAEcN6tSkHgTq dTQ4xtqQ8at1ffBWjAVKV78ShIvSG2vAqKa8DQztCEzes/O5F6TrJctn5WhTzesU TLH2LnrxWhi6Q1XVCKJ4VzF69N2GoTNnGMaDjC/IxJvQZvIGjVa7N1/oEMLJJucF qYswnxruZNDpk7els8bdVltip2CxkCU+H29EDbVyNBZQg4bWeOY9pBZBDK9VYCoi 7Iba//a/sVzte/gKKPAInjMcZNaqDozHh+Ha1TYSlK66PUQtI+l6h2mDzGRKOKCv QWfYDOpyO3CL8pq00yD1KWvCXjOzg== X-ME-Sender: X-ME-Proxy: From: "Emilio G. Cota" To: qemu-devel@nongnu.org Date: Sat, 13 Oct 2018 19:19:22 -0400 Message-Id: <20181013231933.28789-3-cota@braap.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181013231933.28789-1-cota@braap.org> References: <20181013231933.28789-1-cota@braap.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 66.111.4.27 Subject: [Qemu-devel] [PATCH v5 02/13] softfloat: add float{32, 64}_is_{de, }normal X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Alex=20Benn=C3=A9e?= , Richard Henderson Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 This paves the way for upcoming work. Reviewed-by: Bastian Koppelmann Reviewed-by: Alex Benn=C3=A9e Signed-off-by: Emilio G. Cota --- include/fpu/softfloat.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index 8fd9f9bbae..9eeccd88a5 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -464,6 +464,16 @@ static inline int float32_is_zero_or_denormal(float32 = a) return (float32_val(a) & 0x7f800000) =3D=3D 0; } =20 +static inline bool float32_is_normal(float32 a) +{ + return ((float32_val(a) + 0x00800000) & 0x7fffffff) >=3D 0x01000000; +} + +static inline bool float32_is_denormal(float32 a) +{ + return float32_is_zero_or_denormal(a) && !float32_is_zero(a); +} + static inline float32 float32_set_sign(float32 a, int sign) { return make_float32((float32_val(a) & 0x7fffffff) | (sign << 31)); @@ -605,6 +615,16 @@ static inline int float64_is_zero_or_denormal(float64 = a) return (float64_val(a) & 0x7ff0000000000000LL) =3D=3D 0; } =20 +static inline bool float64_is_normal(float64 a) +{ + return ((float64_val(a) + (1ULL << 52)) & -1ULL >> 1) >=3D 1ULL << 53; +} + +static inline bool float64_is_denormal(float64 a) +{ + return float64_is_zero_or_denormal(a) && !float64_is_zero(a); +} + static inline float64 float64_set_sign(float64 a, int sign) { return make_float64((float64_val(a) & 0x7fffffffffffffffULL) --=20 2.17.1