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Re: [Qemu-devel] Lack of codes in logging
From: |
Wei-Ren Chen |
Subject: |
Re: [Qemu-devel] Lack of codes in logging |
Date: |
Tue, 29 May 2012 10:30:53 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
> When I use "log in_asm", "log op" in monitor mode to log instructions, there
> are some situations like follows:
>
> ----------------------------------------------------------------
> IN:
> 0x7c91ee39: push %eax
> 0x7c91ee3a: call 0x7c9020f5
>
> IN:
> 0x7c91ee3f: mov -0x3c(%ebp),%ax
> ----------------------------------------------------------------
I bet guess is 0x7c9020f5 is the address of helper function, you can check it
in GDB like this,
(gdb) break *0x7c9020f5
to see what you get. Basically, QEMU will faithfully log any in_asm it executed,
but executing helper function is not included.
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
Re: [Qemu-devel] Lack of codes in logging, Peter Maydell, 2012/05/28