From owner-freebsd-arch@freebsd.org Tue Jul 3 16:35:24 2018 Return-Path: Delivered-To: freebsd-arch@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id BE9D1102F80A for ; Tue, 3 Jul 2018 16:35:24 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 4C03E8A889 for ; Tue, 3 Jul 2018 16:35:24 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: by mailman.ysv.freebsd.org (Postfix) id 083BF102F805; Tue, 3 Jul 2018 16:35:24 +0000 (UTC) Delivered-To: arch@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D7819102F804 for ; Tue, 3 Jul 2018 16:35:23 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: from mail-it0-x232.google.com (mail-it0-x232.google.com [IPv6:2607:f8b0:4001:c0b::232]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 3B4198A883 for ; Tue, 3 Jul 2018 16:35:23 +0000 (UTC) (envelope-from wlosh@bsdimp.com) Received: by mail-it0-x232.google.com with SMTP id p185-v6so4019614itp.4 for ; Tue, 03 Jul 2018 09:35:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20150623.gappssmtp.com; s=20150623; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=5zujcrjoz/QJVMnslaQinSJMEtvgpu+0+cn/Ff6eYeA=; b=x6Q+n4m6AZDcg+a6xO794x86lAmN/sRdLEGnU+u5N8M8OHwewOdIzn7++zmdLWfiHP 3ASaBr6IppCv7/cbYuL/77DfwWd8oONdJ9wG9g77/RL/aN0dWPK8w7pZH8gmqp7tn30i +zBynMK6OMSzZAG/S15bd6jXCqrGbCWYZ4CXPGttozSE9FB0UOP3TsVGADTx0njVDNtk 3XoxdYAqvpfGfuKqvFrPF5/06A5RePO7Gs07jiO7KHkasUqadq4VXRMxhgyRkfGiCPPF tBdk2oy4vxkM+Viy8zS+E3eCWjIaHFXoWTLf6AOeL1Dy2GZxtAK7XydpCx0f0iaqeMXI 3n4w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=5zujcrjoz/QJVMnslaQinSJMEtvgpu+0+cn/Ff6eYeA=; b=LulEhTVIFSbSC4jLEJMYgy4u5qZR5wq57J4loJpuw4mI7sxE8eMj/3f2YyWQUu2W/z oZvoOij8S3zjSsIKTYxjnAkw7nCgDHYnpIZiLS7gu6mD1QEbBqggAafUlii6JLW/JBmG TjWjm3n8sDh/x5sKkz2qw2ROvv8H58B0QEjVWrpaVTo+hd4Ms3WszU4OZcSKPrlaAqUk dtfO5AgMQFFaYu7yxpqRVLvALPtW9SoltD1oGAj8FTeCW/9u3In6E2drilFZoVzPTMVr SqJp6zgWNBe2PXS0xRiUgUtR+3x4L5L3NUxDvKjkw251hbOToa2szZ3yHjhdmpj8PgZa jfVg== X-Gm-Message-State: APt69E2D48zOK5CcydfNIq8oO3sYaQ4ku0XFth4gATNuTFgqocdxgcLP LGEbc3i48pg/Cv87XhflDkWOZk7Dy7OuAklBSJgCyA== X-Google-Smtp-Source: AAOMgpf0NaCt26npVI6rxzXLeSxIg9EG78+jBQ0GVx6fjFjlL1gkSp7KR4yISaVSloeAKeQpN2rWMXOFkgkRM75r10Y= X-Received: by 2002:a02:a701:: with SMTP id k1-v6mr14646634jam.140.1530635722447; Tue, 03 Jul 2018 09:35:22 -0700 (PDT) MIME-Version: 1.0 References: <201807031445.w63EjJmF038596@pdx.rh.CN85.dnsmgr.net> In-Reply-To: From: Warner Losh Date: Tue, 3 Jul 2018 10:35:10 -0600 Message-ID: Subject: Re: xstr, mkstr To: John Baldwin Cc: Eitan Adler , "freebsd-arch@freebsd.org" , "Rodney W. Grimes" Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.27 X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Jul 2018 16:35:25 -0000 On Tue, Jul 3, 2018, 11:05 AM John Baldwin wrote: > On 7/3/18 8:26 AM, Warner Losh wrote: > >> "As far as I can tell" needs to be a bit stronger, > >> > >> Agreed. But before doing work we should first make sure that the work > >> will be productive. > >> > > > > Xstr and most are best thought of as a final pass of the old pcc > compiler. > > This functionality moved into gcc before the egcs split back in the 90s. > > The compiler has done this work for two decades now. Nobody uses it, or > > needs it today. > > > > Unlike tip or cu, nobody at all uses these. > > Agreed, these tools are quite obscure and I don't think _FreeBSD_ has ever > used them. > If we did, we had stopped by 3.x for sure. Warner >