Re: [Gems-users] How to count "Privileged" instructions in Opal??

[Polina Dudnik <pdudnik@xxxxxxxxx>]

There isn't, but you could easily add that.

Polina

On Mon, Jun 1, 2009 at 8:05 PM, David Bonavila <david.bonavila@xxxxxxxxxxxxxxxxxx> wrote:

I know pseq.C makes the call, but there isn't a counter of privileged instructions anywhere, is it? I need to count them.
 

Hello,

pseq.C makes the call "d_instr->getPrivilegeMode()". Basically the
dynamic.C/h has this function.

-Niranjan


On Tue, 2 Jun 2009, David Bonavila wrote:

> Hi,
>
> I am using GEMS 2.1 to simulate a CMP dual-core system, and I need to count
> the number of instructions executed in "Privileged Mode" (SuperVisor) and
> the ones executed in "User Mode".
>
> I have found that each instruction has a "m_priv" bit, used to distinguish
> the mode of execution, and that this bit can be evaluated with the function
> "getPrivilegeMode()", but I don't know from where to call this function.
>
> I need the total number of instructions executed in "Privileged Mode" at the
> end of the simulation, to be written to the stats file.
>
> How could I get this done??
>
> Thank you in advance!!
>


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