Date: Wed, 10 Apr 2013 15:43:39 +0100 From: Jonathan Anderson <jonathan.anderson@cl.cam.ac.uk> To: Joshua Isom <jrisom@gmail.com> Cc: freebsd-hackers@freebsd.org Subject: Re: GSOC 2013 project " Kernel Size Reduction for Embedded System " Message-ID: <FC616E5058494AEEA93532BAF3FBB19B@gmail.com> In-Reply-To: <51648588.7010209@gmail.com> References: <CAOhv3dpTM9J9oiLpdw8xOAToXT_tQ3VW4Mv1F%2B8n7xhG%2BJK93w@mail.gmail.com> <alpine.BSF.2.00.1304091935490.13342@wojtek.tensor.gdynia.pl> <516452C7.7040607@mu.org> <alpine.BSF.2.00.1304091953060.13438@wojtek.tensor.gdynia.pl> <CAOjFWZ6ytuKFHYBvrNTMwK8f=_ZDnGY5-naVqscC6YWZ33P8UA@mail.gmail.com> <92799D4C-797C-4304-B299-DD1DBA49CFFC@FreeBSD.org> <51648588.7010209@gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
On Tuesday, 9 April 2013 at 22:18, Joshua Isom wrote: > Would clang's LTO help for size? I know work's starting on the bsd > elftools ld, but I doubt it has any LTO support yet. Running -Os on the > kernel as a whole instead of object files could probably help a lot > also. I might try to set it up and see a size comparision. The last I heard, LTO on the kernel required something like 16 GB of RAM and produced a not-quite-working image. Jon -- Jonathan Anderson Research Associate Computer Laboratory University of Cambridge jonathan.anderson@cl.cam.ac.uk +44 1223 763 747
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?FC616E5058494AEEA93532BAF3FBB19B>