timers.h

/*******************************************************************************
 * This file is part of SWIFT.
 * Coypright (c) 2012 Pedro Gonnet (pedro.gonnet@durham.ac.uk)
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 * 
 ******************************************************************************/

#include "inline.h"

/* The timers themselves. */
enum {
    timer_none = 0,
    timer_prepare,
    timer_kick1,
    timer_kick2,
    timer_dosort,
    timer_doself_density,
    timer_doself_force,
    timer_dopair_density,
    timer_dopair_force,
    timer_dosub_density,
    timer_dosub_force,
    timer_dopair_subset,
    timer_doghost,
    timer_getpair,
    timer_steal,
    timer_stalled,
    timer_runners,
    timer_step,
    timer_count,
    };
    
/* The timers. */
extern ticks timers[ timer_count ];

/* Mask for all timers. */
#define timers_mask_all ( (1 << timer_count) - 1 )


/* Define the timer macros. */
#ifdef TIMER_VERBOSE
    #ifndef TIMER
        #define TIMER
    #endif
#endif
#ifdef TIMER
    #define TIMER_TIC_ND tic = getticks();
    #define TIMER_TIC2_ND ticks tic2 = getticks();
    #define TIMER_TIC ticks tic = getticks();
    #define TIMER_TOC(t) timers_toc( t , tic )
    #define TIMER_TIC2 ticks tic2 = getticks();
    #define TIMER_TOC2(t) timers_toc( t , tic2 )
    INLINE static ticks timers_toc ( int t , ticks tic ) {
        ticks d = (getticks() - tic);
        __sync_add_and_fetch( &timers[t] , d );
        return d;
        }
#else
    #define TIMER_TIC
    #define TIMER_TOC(t)
    #define TIMER_TIC2
    #define TIMER_TOC2(t)
#endif


/* Function prototypes. */
void timers_reset ( unsigned int mask );