From: Jamie Lokier <jamie@shareable.org>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: Blue Swirl <blauwirbel@gmail.com>,
Glauber Costa <glommer@gmail.com>,
qemu-devel@nongnu.org,
Lennart Sorensen <lsorense@csclub.uwaterloo.ca>
Subject: Re: [Qemu-devel] [7234] Use a more natural order
Date: Thu, 23 Apr 2009 23:13:34 +0100 [thread overview]
Message-ID: <20090423221334.GO13326@shareable.org> (raw)
In-Reply-To: <49F0DA5A.8090400@codemonkey.ws>
Anthony Liguori wrote:
> >It might take 30 minutes, but it saves large amounts of time for everyone
> >else later. Also I would hope make is smart enough to only recompile
> >the bits that changed, so that shouldn't take as long.
>
> A great deal of our objects are target specific. Almost everything
> depends on CONFIG_USER_ONLY too. This means that full compilation takes
> a very long time.
You might find ccache helps. For this kind of testing, nearly every
compile should be a cache hit, so the slow part is limited running
configure, make and preprocessing, and the final link.
Just remember to clear out the cache when upgrading GCC :-)
-- Jamie
next prev parent reply other threads:[~2009-04-23 22:13 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-23 18:29 [Qemu-devel] [7234] Use a more natural order Blue Swirl
2009-04-23 18:39 ` Andreas Färber
2009-04-23 18:43 ` Blue Swirl
2009-04-23 18:53 ` Lennart Sorensen
2009-04-23 19:01 ` Blue Swirl
2009-04-23 19:10 ` Lennart Sorensen
2009-04-23 19:15 ` Glauber Costa
2009-04-23 19:39 ` Blue Swirl
2009-04-23 19:59 ` Anthony Liguori
2009-04-23 20:20 ` Blue Swirl
2009-04-23 19:57 ` Anthony Liguori
2009-04-23 19:59 ` Lennart Sorensen
2009-04-23 20:03 ` Anthony Liguori
2009-04-23 20:54 ` Lennart Sorensen
2009-04-23 21:15 ` Anthony Liguori
2009-04-23 22:13 ` Jamie Lokier [this message]
2009-04-24 0:10 ` Anthony Liguori
2009-04-24 8:18 ` Gerd Hoffmann
2009-04-24 12:14 ` Anthony Liguori
2009-04-24 12:32 ` Stefan Weil
2009-04-23 19:31 ` Blue Swirl
2009-04-23 19:44 ` Lennart Sorensen
2009-04-23 22:46 ` Jamie Lokier
2009-04-24 18:07 ` Lennart Sorensen
2009-04-24 18:58 ` Nathan Froyd
2009-04-23 19:12 ` M. Warner Losh
2009-04-23 19:28 ` Lennart Sorensen
2009-04-23 19:41 ` M. Warner Losh
2009-04-23 19:55 ` Lennart Sorensen
2009-04-23 20:07 ` M. Warner Losh
2009-04-23 21:01 ` Lennart Sorensen
2009-04-23 23:02 ` Jamie Lokier
2009-04-23 22:52 ` Jamie Lokier
2009-04-23 19:37 ` [Qemu-devel] " Jan Kiszka
2009-04-23 19:46 ` Lennart Sorensen
2009-04-23 21:30 ` malc
2009-04-23 22:10 ` Jamie Lokier
2009-04-24 8:09 ` [Qemu-devel] " Gerd Hoffmann
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