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Re: [Qemu-devel] large memory requirements for translate.c a barrier
From: |
qemu-devel |
Subject: |
Re: [Qemu-devel] large memory requirements for translate.c a barrier |
Date: |
Tue, 19 Mar 2013 10:05:48 -0500 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
Penned by Paolo Bonzini on 20130316 3:14.29, we have:
| Il 15/03/2013 20:21, Todd T. Fries ha scritto:
| > PID USERNAME PRI NICE SIZE RES STATE WAIT TIME CPU COMMAND
| > 28818 todd 64 0 1142M 53M onproc/0 - 2:01 17.24% cc1
| >
| > For systems with lower limits on user process memory, this prevents things
| > from building.
| >
| > For systems with less physical ram, this presents lots of swapping just to
| > build the source files.
| >
| > Is there any hints or hope of breaking translate.c up into a smaller file?
|
| It's a GCC bug. We have worked around it in recent versions of QEMU;
| what version are you trying to compile?
I'm using bisect to find a runtime behavior bug (OpenBSD/amd64 current's
cd53.iso segv's in
userland) that showed up since 1.4.0 release. So understandably I'm building
lots of versions
and not able to stick with current for the duration of the bisection.
| You can compile that file with "-O2 -fno-gcse".
Awesome, I'll just do a global -fno-gcse and hope that doesn't effect the
runtime bug I've
encountered to speed my compile times ;-)
Thanks,
--
Todd Fries .. address@hidden
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http://todd.fries.net/pgp.txt
- [Qemu-devel] large memory requirements for translate.c a barrier, Todd T. Fries, 2013/03/15
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, Paolo Bonzini, 2013/03/16
- Re: [Qemu-devel] large memory requirements for translate.c a barrier,
qemu-devel <=
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, qemu-devel, 2013/03/21
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, Paolo Bonzini, 2013/03/21
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, qemu-devel, 2013/03/22
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, Wei-Ren Chen, 2013/03/22
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, qemu-devel, 2013/03/22
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, Peter Maydell, 2013/03/22
- Re: [Qemu-devel] large memory requirements for translate.c a barrier, Paolo Bonzini, 2013/03/22
Re: [Qemu-devel] large memory requirements for translate.c a barrier, Andreas Färber, 2013/03/19