Hi Jason,
How would i use the m5.checkpoint() in the c code, as using the m5_rpns()
interferes with the normal run of the code and adds extra cycles.
I would like to do it with minimum interference with the normal running of
the code.
Thanks.
On Thu, 6 Aug 2020, 21:02 Jason Lowe-Power via gem5-users, <
gem5-users@gem5.org> wrote:
> You can also use curTick() from python. For instance:
>
> m5.simulate()
> m5.checkpoint()
> print(f'The current tick value is {m5.curTick()}')
>
> Cheers,
> Jason
>
> On Thu, Aug 6, 2020 at 10:17 AM Daniel Gerzhoy via gem5-users <
> gem5-users@gem5.org> wrote:
>
>> There is the m5_rpns() pseudo instruction that returns the current time
>> in nanoseconds. That is it returns:
>>
>> return curTick() / SimClock::Int::ns;
>>
>> That value is simply 10^3 (unless you've changed the ticks per second it
>> for some reason)
>> So you simply need to multiply the result of rpns() by 10^3
>>
>> For convenience I've made a new pseudo instruction that returns the ticks
>> value directly. (You could just comment out that division in rpns() as well
>> if you don't care to implement your own pseudo instruction.
>>
>> So I guess for your purposes, record the ticks at the beginning and end
>> of your function.
>>
>> Best,
>>
>> Dan
>>
>> On Thu, Aug 6, 2020 at 1:07 PM Muhammad Aamir via gem5-users <
>> gem5-users@gem5.org> wrote:
>>
>>> Hi everyone,
>>>
>>> Is there a way where I can set a checkpoint and print the tick number
>>> when gem5 has reached that checkpoint. What I would like to do is get the
>>> number of ticks a certain function has taken to run. Do m5ops have this
>>> capability or i have to use some other method.
>>>
>>> Any help would be appreciated.
>>>
>>> Thanks,
>>> Muhammad Aamir Saeed
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