From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1kiZga-0005Fy-SM for mharc-grub-devel@gnu.org; Fri, 27 Nov 2020 04:05:00 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:33104) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kiZgY-0005A3-KU for grub-devel@gnu.org; Fri, 27 Nov 2020 04:04:58 -0500 Received: from mail-lf1-x12f.google.com ([2a00:1450:4864:20::12f]:41626) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kiZgW-0005Zj-Vp for grub-devel@gnu.org; Fri, 27 Nov 2020 04:04:58 -0500 Received: by mail-lf1-x12f.google.com with SMTP id r24so6015887lfm.8 for ; Fri, 27 Nov 2020 01:04:56 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=efficientek-com.20150623.gappssmtp.com; s=20150623; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=Vc+qT8xEZRWrMXVtWJ41Jsun0q0LZGbSI563yoUdyRU=; b=U5SL7aXvPeQJeM+ItkOE2N1BgZE7ycNdbVsF5bsoLCd89K4G7b7j5PkYr8dGkAzNiB BzWhVQSokg7KXDKnQTDExp+KmgaydTHYtSUdeVD1KI9/iYBsPzK1xAWUgUm5dj0d1ZOk y/1xZ05DSDndnbcUN1cWsd/xkxLfPihNZT6Y33OIGo1wIrce0N4GBsiF3xAHsmbLapvY QSuBxx6yO0AQXakBmf6KymIl2IK/pgf8Cc4aIPkH6mw7XSkh6u4v2vxmw8LoWMG9bKEy JN35smxN9IjkSoUkZd1YHr1lZjQrCHb4X+WV1WCEwaogWta/qFocUN5X9sqcqw25UkLa 1H6w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=Vc+qT8xEZRWrMXVtWJ41Jsun0q0LZGbSI563yoUdyRU=; b=A39Zo1Vdbxmq1Bz/4VeJl3bES+m8M+1w8nlKxh7uA0zqcCnbluZlBGIRiW+n37pnmV PL+mCBlXha0bFwPC9rgqb+rgYAKZgm9sc8tvSdik/g7MJ6DS9uZIYwVO9tH2gbccCnjf mrOvQqQ9bvkLFsPwNc/iYiVZMrOL7DfmvC18lIyQ3PONYuzR4LWiEeAImWJ64lG+2VhL igc6uUuJnYBcyaQCIxLxEVuji0TVTcj10aNunhq3n4E9HQ7HiUqKgPZyr0MfVITfytbm u0moNewsezcQN+ZCuSw7VDZHzWkTc7pJIGsY3jEFj532guj6BjwN4e9EnnyRdQHg/cW3 lcKA== X-Gm-Message-State: AOAM5338suKiWMKhn8olykN1KHMoB2FKIKkEVzKkCM8l4N4Y9/7VBmGX F/DZGmWqncP1+V4FSESUrYpctw+hPcNPXQ== X-Google-Smtp-Source: ABdhPJymMzKblwfe5xazeTuOenjk5az9PRCHBgGkInEaCs3eoUVw5mo3QH1yL0r0G6tEeSCWF2SKHw== X-Received: by 2002:a19:7ec3:: with SMTP id z186mr2960565lfc.164.1606467895146; Fri, 27 Nov 2020 01:04:55 -0800 (PST) Received: from localhost.localdomain ([136.49.211.192]) by smtp.gmail.com with ESMTPSA id g2sm880675lja.87.2020.11.27.01.04.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 27 Nov 2020 01:04:54 -0800 (PST) From: Glenn Washburn To: grub-devel@gnu.org Cc: Patrick Steinhardt , Daniel Kiper , Glenn Washburn Subject: [PATCH v6 11/12] misc: Add grub_log2ull macro for calculating log base 2 of 64-bit integers Date: Fri, 27 Nov 2020 03:03:43 -0600 Message-Id: <8aa295f77a9addc5c4a63d4a5bdeeb413bc7c170.1606467382.git.development@efficientek.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::12f; envelope-from=development@efficientek.com; helo=mail-lf1-x12f.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: grub-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: The development of GNU GRUB List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 27 Nov 2020 09:04:58 -0000 Signed-off-by: Glenn Washburn --- include/grub/misc.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/include/grub/misc.h b/include/grub/misc.h index b7ca6dd58..85a481f0c 100644 --- a/include/grub/misc.h +++ b/include/grub/misc.h @@ -482,4 +482,7 @@ void EXPORT_FUNC(grub_real_boot_time) (const char *file, #define grub_max(a, b) (((a) > (b)) ? (a) : (b)) #define grub_min(a, b) (((a) < (b)) ? (a) : (b)) +#define grub_log2ull(n) (GRUB_TYPE_BITS (grub_uint64_t) \ + - __builtin_clzll (n) - 1) + #endif /* ! GRUB_MISC_HEADER */ -- 2.27.0