Please resolve this query.
I dug deeper and realized MSHRQueue is not inherited from SimObject.
So, it wouldn't support using various statistics macros and classes this
easily.
I have now successfully added the stats I'm interested in as part of the
BaseCache class.
On Thu, Jan 18, 2024 at 7:31 PM Arth Shah <arth...@gmail.com> wrote:
> Hi everyone,
>
> I'm attempting to add statistics to the Classic cache's mshr_queue.
> There was no stats struct already so I tried to follow the steps in
> Bootcamp to add one.
> I see the following error though. Could you help?
>
> src/mem/cache/mshr_queue.cc:59:48: *error: no matching function for call
> to* ‘gem5::MSHRQueue::MshrStats::MshrStats(gem5::MSHRQueue*)’
> stats(this), demandReserve(demand_reserve)
>
>
> Here are the main set of changes.
>
> *mshr_queue.hh*
>
> class MSHRQueue : public Queue<MSHR> {
>
> ...
>
> struct MshrStats : public statistics::Group
> {
> MshrStats(statistics::Group *parent);
>
> /** Number of times an entry was inserted in MSHR. */
> statistics::Scalar mshrInserts;
>
> } stats;
> ...
>
> }
>
> *mshr_queue.cc*
>
> ...
> MSHRQueue::MSHRQueue(const std::string &_label,
> int num_entries, int reserve,
> int demand_reserve, std::string cache_name = "")
> : Queue<MSHR>(_label, num_entries, reserve, cache_name + ".mshr_queue"
> ),
> stats(this), demandReserve(demand_reserve)
> {}
>
> ...
> MSHRQueue::MshrStats::MshrStats(statistics::Group *parent)
> : statistics::Group(parent),
> ADD_STAT(mshrInserts, statistics::units::Count::get(),
> "Number of times an entry was inserted in MSHR")
> {}
>
>
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