From: 陳韋任 <chenwj@iis.sinica.edu.tw>
To: Jamie Lokier <jamie@shareable.org>
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"Rajat Goyal" <rajat.goyal.90@gmail.com>,
qemu-devel@nongnu.org, 陳韋任 <chenwj@iis.sinica.edu.tw>
Subject: Re: [Qemu-devel] Get only TCG code without execution
Date: Mon, 6 Feb 2012 15:25:08 +0800 [thread overview]
Message-ID: <20120206072508.GA83615@cs.nctu.edu.tw> (raw)
In-Reply-To: <20120120194056.GU7180@jl-vm1.vm.bytemark.co.uk>
> As x86 doesn't use or need barrier instructions, when translating x86
> to (say) run on ARM host, multi-threaded code that needs barriers
> isn't easy to detect, so barriers may be required between every memory
> access in the generated ARM code.
Sounds awful to me. Regardless current QEMU's support for multi-threaded
application, it's possible to emulate a architecture with stronger memory
model on a weaker one?
Regards,
chenwj
--
Wei-Ren Chen (陳韋任)
Computer Systems Lab, Institute of Information Science,
Academia Sinica, Taiwan (R.O.C.)
Tel:886-2-2788-3799 #1667
Homepage: http://people.cs.nctu.edu.tw/~chenwj
next prev parent reply other threads:[~2012-02-06 7:25 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-01-15 23:09 [Qemu-devel] Get only TCG code without execution Rajat Goyal
2012-01-16 5:32 ` Mulyadi Santosa
2012-01-16 8:41 ` Stefan Hajnoczi
2012-01-16 12:23 ` Rajat Goyal
2012-01-16 12:29 ` Peter Maydell
2012-01-17 1:04 ` 陳韋任
2012-01-17 8:33 ` Peter Maydell
2012-01-19 16:00 ` Rajat Goyal
2012-01-19 16:15 ` Peter Maydell
2012-01-20 6:38 ` 陳韋任
2012-01-21 0:21 ` Jamie Lokier
2012-02-02 19:35 ` Rajat Goyal
2012-01-20 6:12 ` 陳韋任
2012-01-20 9:09 ` Peter Maydell
2012-01-20 9:44 ` 陳韋任
2012-01-20 10:46 ` Peter Maydell
2012-01-20 19:40 ` Jamie Lokier
2012-02-06 7:25 ` 陳韋任 [this message]
2012-02-10 3:08 ` Jamie Lokier
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