include/gmx_wallcycle.h

   1 /*
   2  *
   3  *                This source code is part of
   4  *
   5  *                 G   R   O   M   A   C   S
   6  *
   7  *          GROningen MAchine for Chemical Simulations
   8  *
   9  * Written by David van der Spoel, Erik Lindahl, Berk Hess, and others.
  10  * Copyright (c) 1991-2000, University of Groningen, The Netherlands.
  11  * Copyright (c) 2001-2008, The GROMACS development team,
  12  * check out http://www.gromacs.org for more information.
  13
  14  * This program is free software; you can redistribute it and/or
  15  * modify it under the terms of the GNU General Public License
  16  * as published by the Free Software Foundation; either version 2
  17  * of the License, or (at your option) any later version.
  18  *
  19  * If you want to redistribute modifications, please consider that
  20  * scientific software is very special. Version control is crucial -
  21  * bugs must be traceable. We will be happy to consider code for
  22  * inclusion in the official distribution, but derived work must not
  23  * be called official GROMACS. Details are found in the README & COPYING
  24  * files - if they are missing, get the official version at www.gromacs.org.
  25  *
  26  * To help us fund GROMACS development, we humbly ask that you cite
  27  * the papers on the package - you can find them in the top README file.
  28  *
  29  * For more info, check our website at http://www.gromacs.org
  30  *
  31  * And Hey:
  32  * Gallium Rubidium Oxygen Manganese Argon Carbon Silicon
  33  */
  34
  35
  36 #ifndef _gmx_wallcycle_h
  37 #define _gmx_wallcycle_h
  38
  39 #include <stdio.h>
  40 #include "typedefs.h"
  41
  42 #ifdef __cplusplus
  43 extern "C" {
  44 #endif
  45
  46   enum { ewcRUN, ewcSTEP, ewcPPDURINGPME, ewcDOMDEC, ewcDDCOMMLOAD, ewcDDCOMMBOUND, ewcVSITECONSTR, ewcPP_PMESENDX, ewcMOVEX, ewcNS, ewcGB, ewcFORCE, ewcMOVEF, ewcPMEMESH, ewcPME_REDISTXF, ewcPME_SPREADGATHER, ewcPME_FFT, ewcPME_SOLVE, ewcPMEWAITCOMM, ewcPP_PMEWAITRECVF, ewcVSITESPREAD, ewcTRAJ, ewcUPDATE, ewcCONSTR, ewcMoveE, ewcTEST, ewcNR };
  47
  48 gmx_bool wallcycle_have_counter(void);
  49 /* Returns if cycle counting is supported */
  50
  51 gmx_wallcycle_t wallcycle_init(FILE *fplog,int resetstep,t_commrec *cr);
  52 /* Returns the wall cycle structure.
  53  * Returns NULL when cycle counting is not supported.
  54  */
  55
  56 void wallcycle_start(gmx_wallcycle_t wc, int ewc);
  57 /* Set the start cycle count for ewc */
  58
  59 double wallcycle_stop(gmx_wallcycle_t wc, int ewc);
  60 /* Stop the cycle count for ewc, returns the last cycle count */
  61
  62 void wallcycle_reset_all(gmx_wallcycle_t wc);
  63 /* Resets all cycle counters to zero */
  64
  65 void wallcycle_sum(t_commrec *cr, gmx_wallcycle_t wc,double cycles[]);
  66 /* Sum the cycles over the nodes in cr->mpi_comm_mysim */
  67
  68 void wallcycle_print(FILE *fplog, int nnodes, int npme, double realtime,
  69                             gmx_wallcycle_t wc, double cycles[]);
  70 /* Print the cycle and time accounting */
  71
  72 gmx_large_int_t wcycle_get_reset_counters(gmx_wallcycle_t wc);
  73 /* Return reset_counters from wc struct */
  74
  75 void wcycle_set_reset_counters(gmx_wallcycle_t wc, gmx_large_int_t reset_counters);
  76 /* Set reset_counters */
  77
  78 #ifdef __cplusplus
  79 }
  80 #endif
  81
  82 #endif /* _gmx_wallcycle_h */