From owner-svn-src-all@FreeBSD.ORG Wed May 28 15:35:18 2014 Return-Path: Delivered-To: svn-src-all@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id C15C0716 for ; Wed, 28 May 2014 15:35:18 +0000 (UTC) Received: from mail-pa0-f46.google.com (mail-pa0-f46.google.com [209.85.220.46]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 88E3F23B4 for ; Wed, 28 May 2014 15:35:18 +0000 (UTC) Received: by mail-pa0-f46.google.com with SMTP id kq14so11233136pab.33 for ; Wed, 28 May 2014 08:35:12 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:sender:content-type:mime-version:subject:from :in-reply-to:date:cc:message-id:references:to; bh=ZsCKNoUtWnXUQ20VUsCZE+RWmOFM+LAlst+VAsFRk7Y=; b=ipea1Y4MzIm+p4bFzVvegJE7qXDhN9m3xRM/ZOz4NZqpt3CtWn4kwjpkU2coH6pTMX JRG0Q5tnCRsI7cclOZcMW7By7Sn5Nk5d0XxyIfXpYfmWzbjoIIyooZXTLpxe1mOBKIav 9FtxDEh+z/gO1jFRVn0ZJLYNrlO0mIpaS3jSwIYQmdIAazjTL8TUNjWNaV656A5SVmXI xuFGnkq4X7SzG8y+59e8OgDapEjkoju4fe5iVVe1nOoO7HWWQ3XgDrbWB195JgnQCCWp QMTHOhIQKWqX9n4sSTXK/HX/xcTgYCvtgHFQWpc74mBm/2B0Ld55NDXooPPXSgyQvZfT 0wCQ== X-Gm-Message-State: ALoCoQmW/j9HpooR0pQ/6Hq+Hvrb1QYze6Nrd2L5nqF2vURyuLHDhzrrNvYWMWfP4mNSq7E5m/Vn X-Received: by 10.66.139.201 with SMTP id ra9mr524791pab.84.1401291312598; Wed, 28 May 2014 08:35:12 -0700 (PDT) Received: from lgmac-rtangirala.corp.netflix.com (dc1-prod.netflix.com. [69.53.236.251]) by mx.google.com with ESMTPSA id ek2sm28983823pbd.30.2014.05.28.08.35.10 for (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Wed, 28 May 2014 08:35:11 -0700 (PDT) Sender: Warner Losh Content-Type: multipart/signed; boundary="Apple-Mail=_C7E55FE0-458E-45FA-A182-D0D8CAD07857"; protocol="application/pgp-signature"; micalg=pgp-sha512 Mime-Version: 1.0 (Mac OS X Mail 7.3 \(1878.2\)) Subject: Re: svn commit: r266553 - head/release/scripts From: Warner Losh In-Reply-To: <20140528152820.GA3991@kib.kiev.ua> Date: Wed, 28 May 2014 09:35:27 -0600 Message-Id: References: <5383522F.30108@freebsd.org> <20140527001811.3e9d3e8d@kalimero.tijl.coosemans.org> <05D1A11D-5985-42EA-84AD-209A8B51D391@bsdimp.com> <20140527093633.0a922e13@kalimero.tijl.coosemans.org> <85FABD2B-81BB-4E1A-B61E-4216A144A9DB@bsdimp.com> <20140527214038.17d00369@kalimero.tijl.coosemans.org> <13EB325C-3882-46AA-9B17-3BF19997C978@bsdimp.com> <20140528125027.6d0cc4fb@kalimero.tijl.coosemans.org> <5E038619-5921-4B7A-A4EE-D1E83614934B@bsdimp.com> <20140528152820.GA3991@kib.kiev.ua> To: Konstantin Belousov X-Mailer: Apple Mail (2.1878.2) Cc: Baptiste Daroussin , src-committers@freebsd.org, Ian Lepore , svn-src-all@freebsd.org, Glen Barber , Nathan Whitehorn , svn-src-head@freebsd.org, Tijl Coosemans X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 28 May 2014 15:35:18 -0000 --Apple-Mail=_C7E55FE0-458E-45FA-A182-D0D8CAD07857 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=us-ascii On May 28, 2014, at 9:28 AM, Konstantin Belousov wrote: > On Wed, May 28, 2014 at 08:26:58AM -0600, Warner Losh wrote: >> >> Then we disagree on this point. However, the disagreement here is >> kinda foundational: to build a set of libraries or sys root, you have >> to have a MACHINE_ARCH to make it work. Even in our current system, we >> set MACHINE_ARCH to i386 or powerpc when building the 32-bit binaries >> (note: we don?t do this for mips). This means that if we do grow x32 >> support, we?ll need to grow a MACHINE_ARCH for it. That?s my point: >> all ABIs have MACHINE_ARCH associated with them, and those are the >> names users are used to specifying, and are the ones that are the most >> natural for script writers to use. With nathan?s patches, we?re to the >> point where those are used, though there?s also the option of using >> the non-standard names if you want (e.g. amd64:32 instead of x32). >> > > I am not sure if this comment would add anything to the discussion, > but other build systems do not require MACHINE_ARCH. In our terms, > other build systems are happy to build: > i386 binary when MACHINE is amd64 and CFLAGS contains -m32; > x32 binary when MACHINE is amd64 and CFLAGS contains -mx32. > > For HEAD and stable/10 we finally reached the point where -m32 works, > on amd64; it worked on powerpc64 from inception, AFAIU Nathan. At least > this is true for dependencies limited to the base system, and not to the > ports (the later is since ports do not know about multiarch). > > It is limitation of our build that we require MACHINE_ARCH to build > other natively supported ABI binary on the host. Ideally, the hacks that > treat lib32 build as the cross-compilation would go away eventually. I doubt it. The MACHINE_ARCH is used to select which files to build. Warner --Apple-Mail=_C7E55FE0-458E-45FA-A182-D0D8CAD07857 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJThgJAAAoJEGwc0Sh9sBEATWIQAL2aH326GOmkVtr9IQoZwBjL IQwJrOHSIvKMouWtwA0HSLBDSmV1MMgc/r9xTzUcP6Kk0Dpj7wgiDoD1Oz63CFI9 t8mQ6zWDIrKOUPrUt8ziWXRLzI3Ok/DK9E3UhlnAVtjFFPH97LYwY5xut5aeC3zE +Fxoibnmwc9UrI6muPRYLZ/RcbGqMqHRFqacYyKSSiBXMWHN9lxYpvi+8XA4ehQ+ Pb3/e3/CotHzdU+6DrjmWlmYurzyNO7UO6iO8E1oHkNTA2CB3QVaCoAPjWsHWrLY snJY+patpa/FCwv4ScxcNijF+4ekOaldz7Hyx1MrQI5UAaitnoYatUBvjqGZB6QO HbQKwh77pswXyJyNHZK0GgpDbWs6cFbNhMBUZkFlFJBzJF0HmUlPGhPITA52aw43 IGo0PWhAMWrYrvyc+ZvFvVzVZ4uL/lihiOuMTTlG8gpNmjC1Xc0q2PpsoNtF+Rba yARNO9guMljxErDe8OKfwGGrBZYq9hBygS8Yr3kas1J1vAoJg8F0/zJlKK7Q+uCc qw9cUVgn66gv2qC1XZ7CkA+g74630aTX8dhRZwGgU6RHoCNCpKhLMszp3Pzj3bes j8gIk9THiBvBe37bFtE8dbruWnYQ85xvtQ46NtIbt7KctDni0Abyt0P2UqeC4zw5 EYmAx6CZoznRQ3IRHgBI =dBaE -----END PGP SIGNATURE----- --Apple-Mail=_C7E55FE0-458E-45FA-A182-D0D8CAD07857--