Re: 2nd Attempt : How can I count the actual number of operations performed in a program

Mon, 08 May 2006 22:00:08 GMT

ok I know I posted this question previously and then I got a reply and
I realized that I had asked a really dumb question but now I realize
that my question wasn't that dumb at all !

Here's the route I'd take. (And yes it's dirty). Here comes some unchecked,
off-the-cuff code:

class Counter {

    static unsigned long total_amount; // <- Total amount for all types
    unsigned long specific_amount; // <- Total amount for a specific type


    Counter() : specific_amount(0) {}

    Counter& operator++() { ++total_amount; ++specific_amount; return *this;

    static unsigned long GetTotalAmount() { return total_amount; }

    unsigned long GetAmount() const { return specific_amount; }

unsigned long Counter::total_amount = 0;

template<class T>
class PrimitiveTypeHolder {

    T value;


    static Counter counter;

    T& operator+=(const T& rhs)
        ++counter; /* Record the operation */

        value += rhs;

        return *this;

    T operator+(const T& rhs)
        return PrimitiveTypeHolder<T>(*this).operator+=(rhs);


Then, I would use macro trickery to turn:

   int a;
   float b;
   double c;


    PrimitiveTypeHolder<int> a;
    PrimitiveTypeHolder<float> b;
    PrimitiveTypeHolder<double> c;

I'm not sure if the following macro would work:

#define int PrimitiveTypeHolder<int>

And then at the end of your program, you can check the total amount of

cout << Counter::GetTotalAmount();

Or just for a given type:

cout << PrimitiveTypeHolder<float>().counter.GetAmount();

There's probably a thousand ways of doing this, but this one came to mind.


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