BenchTimer.h File Reference

#include <unistd.h>
#include <Eigen/Core>

Go to the source code of this file.

Classes
class	Eigen::BenchTimer

Namespaces
	Eigen
	Namespace containing all symbols from the Eigen library.

Macros
#define	BENCH(TIMER, TRIES, REP, CODE)

Enumerations
enum	{ Eigen::CPU_TIMER = 0 , Eigen::REAL_TIMER = 1 }

Functions
static void	escape (void *p)
static void	clobber ()

Macro Definition Documentation

BENCH

#define BENCH	(		TIMER,
			TRIES,
			REP,
			CODE
	)

Value:

  {                                                                    \
    TIMER.reset();                                                     \
    for (int uglyvarname1 = 0; uglyvarname1 < TRIES; ++uglyvarname1) { \
      TIMER.start();                                                   \
      for (int uglyvarname2 = 0; uglyvarname2 < REP; ++uglyvarname2) { \
        CODE;                                                          \
      }                                                                \
      TIMER.stop();                                                    \
      clobber();                                                       \
    }                                                                  \
  }

Function Documentation

clobber()

static void clobber ( )

static

                      {
#if EIGEN_COMP_GNUC || EIGEN_COMP_CLANG
  asm volatile("" : : : "memory");
#endif
}

escape()

static void escape ( void *  p )

static

                            {
#if EIGEN_COMP_GNUC || EIGEN_COMP_CLANG
  asm volatile("" : : "g"(p) : "memory");
#endif
}

References p.

Referenced by rapidjson::GenericReader< Encoding, Allocator >::ParseString(), and rapidjson::Writer< Stream, Encoding, Allocator >::WriteString().