Date: Thu, 18 Dec 2014 13:17:03 -0800 From: Garrett Cooper <yaneurabeya@gmail.com> To: Warner Losh <imp@bsdimp.com> Cc: FreeBSD ARM <freebsd-arm@freebsd.org>, Robert Huff <roberthuff@rcn.com>, Dimitry Andric <dim@FreeBSD.org>, FreeBSD ports <freebsd-ports@freebsd.org>, FreeBSD-Current <freebsd-current@freebsd.org> Subject: Re: RFT: Please help testing the llvm/clang 3.5.0 import Message-ID: <18CDB8BF-C24E-442D-8904-5DB777E64A62@gmail.com> In-Reply-To: <9D9850F8-62D6-4A85-BED3-1B4AB4DE5C14@bsdimp.com> References: <8598B1D4-5485-426F-B6D6-22BF26AC5FE1@FreeBSD.org> <CAGHfRMBPkQiTgW0Eahkoe1QwArBst-BZ-Lawor_CDda1x8K9xg@mail.gmail.com> <D9C5A8D1-2158-4B37-9C9C-067A4DDE6E44@FreeBSD.org> <21650.55288.425711.209975@jerusalem.litteratus.org> <E2670EBE-CD53-43D5-89EA-DC5460849BE5@FreeBSD.org> <9D9850F8-62D6-4A85-BED3-1B4AB4DE5C14@bsdimp.com>
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[-- Attachment #1 --] On Dec 18, 2014, at 6:51, Warner Losh <imp@bsdimp.com> wrote: > With the recent parallelism work, the is true. It might save a couple percent > off the build time. Before those changes, though, disabling all non target > arches saved about 10% of the buildworld time. I’m curious. How much is 10% in terms of minutes and with what -j value? > Creating a hack to do this is easy (which is how I measured it). But Dimitry > is right that creating a robust solution is hard. Even harder if you want it > to be completely clean. It didn’t seem incredibly hard — it just required a bit more “generated files” in clang AFAICT. I’ll hang ten until clang35 is in so I can re-asses what’s going on with building it. > I tend to agree. IMHO, supporting the work going on to bring the > meta-mode stuff will pay far higher dividends than optimizing this > corner of the build. True… probably will! [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQEcBAEBCgAGBQJUk0RPAAoJEMZr5QU6S73eDlIH/Rt0qDR/zVfty+f4hvlGSxgT nAaXV/kkkaS9LZcCjyi/4a/RYHUQ1n04I1DVFKmlXkokfCRHpjCV+qZngPyPkbh2 bOFaqMIUKc6Ch+9Y3wXCCIIpLD/7op29vjad/gWNvKsaelWTsdyv3Ls+1nxS4Mmn 69KCWuBqOmf37c1rjHZPOjcBUJG8xY4TDY7kVHn7HSIU+HUBpbSUK1hvTVU5uAd9 +Z8MKgRO9PHev7mzlQTXKblW7pLr7I/N6Lwf6qAfiny48DVJhkk5ZPEvhv0LJgua FFyq0YUGAHjQehmmiigBZ8hsvpCwahdRShzAqYXqeDV6KQ6vHJi48dYIIz6Vks0= =l2No -----END PGP SIGNATURE-----
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