RegSelTimer.h File Reference

#include <time.h>
#include <sys/time.h>

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Macros
#define	GTT_TIMER_START   0
#define	GTT_TIMER_STOP   1
#define	GTT_TIMER_SINCE   -1

Functions
double	gtttimer (int)
void	gtttimer_initkey (void)
struct timeval	gtttimer_start (void)
	significantly (0.02ms) faster and simpler timer start/stop functions
double	gtttimer_stop (struct timeval)

Macro Definition Documentation

GTT_TIMER_SINCE

#define GTT_TIMER_SINCE   -1

Definition at line 31 of file RegSelTimer.h.

GTT_TIMER_START

#define GTT_TIMER_START   0

Definition at line 29 of file RegSelTimer.h.

GTT_TIMER_STOP

#define GTT_TIMER_STOP   1

Definition at line 30 of file RegSelTimer.h.

Function Documentation

gtttimer()

double gtttimer

(

int

)

gtttimer_initkey()

void gtttimer_initkey

(

void

)

gtttimer_start()

struct timeval gtttimer_start

(

void

)

significantly (0.02ms) faster and simpler timer start/stop functions

Definition at line 118 of file RegSelTimer.cxx.

{
  struct timeval start_time;
  __gtt_gettime (&start_time);
  return start_time;
}

gtttimer_stop()

double gtttimer_stop

(

struct timeval

start_time

)

Definition at line 128 of file RegSelTimer.cxx.

{
  double time = 0;
  struct timeval stop_time;
  struct timeval diff_time;
  //  double diff;
 
  __gtt_gettime (&stop_time);
  //  pthread_mutex_lock(&time_lock);
  _timersub( &stop_time, &start_time, &diff_time );
  //  printf("diff: %d\n", _timersub( &stop_time, &start_time, &diff_time ) );
  //  diff = gttd(stop_time)-gttd(start_time);
  //  printf("timer:   %12.5f %12.5f  %12.5f   %12.5f\n", gttd(stop_time), gttd(start_time), gttd(diff_time), diff ); 
  //  pthread_mutex_unlock(&time_lock);  
  time = (diff_time.tv_sec*1000.0) + (diff_time.tv_usec/1000.0);
  return time;
}