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// $Id$
#include "Util_Thread.h"
Util_Thread::Util_Thread (Task_State *ts,
ACE_Thread_Manager *thr_mgr)
: ACE_Task<ACE_MT_SYNCH> (thr_mgr),
done_ (0),
number_of_computations_ (0),
ts_ (ts)
{
}
int
Util_Thread::svc (void)
{
ACE_DEBUG ((LM_DEBUG,
"(%t) Utilization Thread created, "
"waiting for threads to finish binding\n"));
// Sumedh, please add comments here.
this->ts_->barrier_->wait ();
ACE_DEBUG ((LM_DEBUG,
"(%t) Threads have bound, "
"utilization test started\n"));
this->run_computations ();
return 0;
}
double
Util_Thread::get_number_of_computations (void)
{
return this->number_of_computations_;
}
// Perform repeated prime factor computations on an arbitrary number
// and you thought your life was boring. :-)
int
Util_Thread::run_computations (void)
{
// Sumedh, isn't there a "ACE::is_prime()" method that we can reuse
// here? If this doesn't work right, can you please add a new
// method in class ACE so that we can leverage existing effort and
// prepare for the future?
while (this->done_ == 0)
{
u_long original = CUBIT_ARBIT_NUMBER;
u_long n = original;
u_long test_done = 1;
u_long sqrt_n = (u_long) ceil (sqrt (n));
u_long i;
for (i = 2; i <= sqrt_n; i++)
while ((n % i) == 0)
{
n /= i;
test_done *= i;
}
ACE_ASSERT (test_done * n == original);
this->number_of_computations_ ++;
}
return 0;
}
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