From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Maydell <peter.maydell@linaro.org>
Cc: nello martuscielli <ppc.addon@gmail.com>,
qemu-devel@nongnu.org, Aurelien Jarno <aurelien@aurel32.net>
Subject: [Qemu-devel] Re: qemu-0.14.0 doesn't compile on ppc32
Date: Mon, 14 Mar 2011 12:17:09 +0100 [thread overview]
Message-ID: <4D7DF935.8080802@redhat.com> (raw)
In-Reply-To: <AANLkTimybNp9eX8Ae9BKhjzziOQ-aoO1OVCEW+ehUe6o@mail.gmail.com>
On 03/14/2011 11:23 AM, Peter Maydell wrote:
> On 21 February 2011 08:10, Paolo Bonzini<pbonzini@redhat.com> wrote:
>> On 02/20/2011 06:32 PM, Peter Maydell wrote:
>>> Some of qemu's code does seem to trigger rather excessive memory
>>> use by gcc; for instance we've had problems with memory usage
>>> building for ARM with gcc of target-sparc/translate.c wanting
>>> gigabytes of RAM with some compiler flags:
>>> https://bugs.launchpad.net/gcc-linaro/+bug/714921
>>>
>>> I suspect it's all those large switch statements...
>>
>> It's on my todo list to report it to GCC, since this memory-hog behavior is
>> a GCC regression.
>
> We've been working on this in Linaro, and the following two patches
> have been posted upstream:
>
> http://gcc.gnu.org/ml/gcc-patches/2011-03/msg00193.html
> http://gcc.gnu.org/ml/gcc-patches/2011-03/msg00255.html
>
> so you can probably cross that item off your todo list :-)
Yes, I'm running with those two patches backported. :)
Paolo
next prev parent reply other threads:[~2011-03-14 11:17 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-20 14:01 [Qemu-devel] qemu-0.14.0 doesn't compile on ppc32 nello martuscielli
2011-02-20 16:56 ` Aurelien Jarno
2011-02-20 17:02 ` malc
2011-02-20 23:34 ` nello martuscielli
2011-02-21 0:15 ` malc
2011-02-20 17:32 ` Peter Maydell
2011-02-21 8:10 ` [Qemu-devel] " Paolo Bonzini
2011-02-22 0:56 ` nello martuscielli
2011-03-14 10:23 ` Peter Maydell
2011-03-14 10:33 ` Stefan Hajnoczi
2011-03-14 19:14 ` Blue Swirl
2011-03-14 11:17 ` Paolo Bonzini [this message]
2011-02-20 23:32 ` [Qemu-devel] " nello martuscielli
2011-02-20 17:01 ` malc
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