PHTimer.h File Reference

high precision timer More...

#include <unistd.h>
#include <exception>
#include <iostream>
#include <string>
#include <sstream>

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Classes
class	PHTimer
class	PHTimer::Frequency
	internal frequency read from cpu information file More...
struct	PHTimer::time_struct
	used to store high precision time using two integers More...

Macros
#define	rdtsc(low, high)

Detailed Description

high precision timer

Author

Sean Kelly, Hugo Pereira

Version

Revision:

1.6

Date

Date:

2013/01/07 09:27:01

Definition in file PHTimer.h.

Macro Definition Documentation

#define rdtsc	(		low,
			high
	)

Value:

__asm__ __volatile__("rdtsc" \
                       : "=a"(low), "=d"(high))

Definition at line 18 of file PHTimer.h.

View newest version in sPHENIX GitHub at line 18 of file PHTimer.h

Referenced by PHTimer::get_clock_counts().