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Re: [Qemu-devel] dyngen_code in 16 bit
From: |
Paul Brook |
Subject: |
Re: [Qemu-devel] dyngen_code in 16 bit |
Date: |
Mon, 14 Apr 2008 17:19:19 +0100 |
User-agent: |
KMail/1.9.9 |
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