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From: "Sorav Bansal" <sbansal@cs.stanford.edu>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] micro-instruction size
Date: Mon, 14 May 2007 09:57:51 -0700	[thread overview]
Message-ID: <21dbb7da0705140957m5ed4ce55r1dd77cbbdf033fb0@mail.gmail.com> (raw)
In-Reply-To: <716704.3494.qm@web32507.mail.mud.yahoo.com>

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> I want to instrument call instruction so that my
> tracking function is called on each call instruction.
> >From what I understand, I should
> a) change  target-i386/translate.c case 0xe8 to
> generate my own microinstruction, say gen_op_mycall()
> b) Add functionality of op_mycall() to
> target-i386/op.c
> c) Add this new micro-instruction in
> i386-softmmu/opc.h.
>
> Is the above correct?


You only need to perform steps A and B.
Step C is automatically taken care of by dyngen.c.
Similarly, the copy_size in DEF(s,n,copy_size) is automatically computed.

Sorav

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      reply	other threads:[~2007-05-14 17:05 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-05-14 16:46 [Qemu-devel] micro-instruction size divya arora
2007-05-14 16:57 ` Sorav Bansal [this message]

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