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Re: [Qemu-devel] Jump to TSS question
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From: |
kazu |
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Subject: |
Re: [Qemu-devel] Jump to TSS question |
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Date: |
Fri, 26 Mar 2004 14:39:27 +0900 |
Hello,
Wednesday, March 24, 2004 10:10 AM, Fabrice Bellard wrote:
> I have a question for x86 experts: when switching to a task with the
> 'JMP' instruction, which value of EIP is saved in the old task ? Is it
> the value pointing to the JMP instruction or the value pointing to the
> instruction after ?
I'm not a x86 expert but an information is here.
http://www7.informatik.uni-erlangen.de/~msdoerfe/embedded/386html/s07_05.htm
It says, "The EIP field of the TSS points to the instruction after the
one that caused the task switch."
Sincerely,
kazu