From: Paul Brook <paul@codesourcery.com>
To: qemu-devel@nongnu.org
Cc: Clemens Kolbitsch <clemens.kol@gmx.at>
Subject: Re: [Qemu-devel] dyngen_code in 16 bit
Date: Mon, 14 Apr 2008 17:19:19 +0100 [thread overview]
Message-ID: <200804141719.19754.paul@codesourcery.com> (raw)
In-Reply-To: <200804141808.34958.clemens.kol@gmx.at>
On Monday 14 April 2008, Clemens Kolbitsch wrote:
> Hi!
> For a research project I extended Qemu to include some extra code inside
> the op_XXX instructions that increased the generated TB-code's size to
> quite some extend...
Don't do that. Put it in a helper function. The performance overhead will be
minimal.
Most likely the segfaults are because you're overrunning a buffer. qemu has
static limits on the maximum size of an guest instruction.
Paul
next prev parent reply other threads:[~2008-04-14 16:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-14 16:08 [Qemu-devel] dyngen_code in 16 bit Clemens Kolbitsch
2008-04-14 16:19 ` Paul Brook [this message]
-- strict thread matches above, loose matches on Subject: below --
2008-04-14 10:16 Clemens Kolbitsch
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