src/gromacs/timing/wallcycle.h

   1 /*
   2  * This file is part of the GROMACS molecular simulation package.
   3  *
   4  * Copyright (c) 1991-2000, University of Groningen, The Netherlands.
   5  * Copyright (c) 2001-2008, The GROMACS development team.
   6  * Copyright (c) 2013,2014,2015,2017,2018 by the GROMACS development team.
   7  * Copyright (c) 2019,2020, by the GROMACS development team, led by
   8  * Mark Abraham, David van der Spoel, Berk Hess, and Erik Lindahl,
   9  * and including many others, as listed in the AUTHORS file in the
  10  * top-level source directory and at http://www.gromacs.org.
  11  *
  12  * GROMACS is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU Lesser General Public License
  14  * as published by the Free Software Foundation; either version 2.1
  15  * of the License, or (at your option) any later version.
  16  *
  17  * GROMACS is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  20  * Lesser General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU Lesser General Public
  23  * License along with GROMACS; if not, see
  24  * http://www.gnu.org/licenses, or write to the Free Software Foundation,
  25  * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA.
  26  *
  27  * If you want to redistribute modifications to GROMACS, please
  28  * consider that scientific software is very special. Version
  29  * control is crucial - bugs must be traceable. We will be happy to
  30  * consider code for inclusion in the official distribution, but
  31  * derived work must not be called official GROMACS. Details are found
  32  * in the README & COPYING files - if they are missing, get the
  33  * official version at http://www.gromacs.org.
  34  *
  35  * To help us fund GROMACS development, we humbly ask that you cite
  36  * the research papers on the package. Check out http://www.gromacs.org.
  37  */
  38 #ifndef GMX_TIMING_WALLCYCLE_H
  39 #define GMX_TIMING_WALLCYCLE_H
  40
  41 /* NOTE: None of the routines here are safe to call within an OpenMP
  42  * region */
  43
  44 #include <stdio.h>
  45
  46 #include "gromacs/utility/basedefinitions.h"
  47
  48 typedef struct gmx_wallcycle* gmx_wallcycle_t;
  49 struct t_commrec;
  50 static constexpr gmx_wallcycle* nullWallcycle = nullptr;
  51
  52 enum
  53 {
  54     ewcRUN,
  55     ewcSTEP,
  56     ewcPPDURINGPME,
  57     ewcDOMDEC,
  58     ewcDDCOMMLOAD,
  59     ewcDDCOMMBOUND,
  60     ewcVSITECONSTR,
  61     ewcPP_PMESENDX,
  62     ewcNS,
  63     ewcLAUNCH_GPU,
  64     ewcMOVEX,
  65     ewcFORCE,
  66     ewcMOVEF,
  67     ewcPMEMESH,
  68     ewcPME_REDISTXF,
  69     ewcPME_SPREAD,
  70     ewcPME_GATHER,
  71     ewcPME_FFT,
  72     ewcPME_FFTCOMM,
  73     ewcLJPME,
  74     ewcPME_SOLVE,
  75     ewcPMEWAITCOMM,
  76     ewcPP_PMEWAITRECVF,
  77     ewcWAIT_GPU_PME_SPREAD,
  78     ewcPME_FFT_MIXED_MODE,
  79     ewcPME_SOLVE_MIXED_MODE,
  80     ewcWAIT_GPU_PME_GATHER,
  81     ewcWAIT_GPU_BONDED,
  82     ewcPME_GPU_F_REDUCTION,
  83     ewcWAIT_GPU_NB_NL,
  84     ewcWAIT_GPU_NB_L,
  85     ewcWAIT_GPU_STATE_PROPAGATOR_DATA,
  86     ewcNB_XF_BUF_OPS,
  87     ewcVSITESPREAD,
  88     ewcPULLPOT,
  89     ewcAWH,
  90     ewcTRAJ,
  91     ewcUPDATE,
  92     ewcCONSTR,
  93     ewcMoveE,
  94     ewcROT,
  95     ewcROTadd,
  96     ewcSWAP,
  97     ewcIMD,
  98     ewcTEST,
  99     ewcNR
 100 };
 101
 102 enum
 103 {
 104     ewcsDD_REDIST,
 105     ewcsDD_GRID,
 106     ewcsDD_SETUPCOMM,
 107     ewcsDD_MAKETOP,
 108     ewcsDD_MAKECONSTR,
 109     ewcsDD_TOPOTHER,
 110     ewcsNBS_GRID_LOCAL,
 111     ewcsNBS_GRID_NONLOCAL,
 112     ewcsNBS_SEARCH_LOCAL,
 113     ewcsNBS_SEARCH_NONLOCAL,
 114     ewcsLISTED,
 115     ewcsLISTED_FEP,
 116     ewcsRESTRAINTS,
 117     ewcsLISTED_BUF_OPS,
 118     ewcsNONBONDED_PRUNING,
 119     ewcsNONBONDED_KERNEL,
 120     ewcsNONBONDED_CLEAR,
 121     ewcsNONBONDED_FEP,
 122     ewcsLAUNCH_GPU_NONBONDED,
 123     ewcsLAUNCH_GPU_BONDED,
 124     ewcsLAUNCH_GPU_PME,
 125     ewcsLAUNCH_STATE_PROPAGATOR_DATA,
 126     ewcsEWALD_CORRECTION,
 127     ewcsNB_X_BUF_OPS,
 128     ewcsNB_F_BUF_OPS,
 129     ewcsCLEAR_FORCE_BUFFER,
 130     ewcsTEST,
 131     ewcsNR
 132 };
 133
 134 gmx_bool wallcycle_have_counter();
 135 /* Returns if cycle counting is supported */
 136
 137 gmx_wallcycle_t wallcycle_init(FILE* fplog, int resetstep, struct t_commrec* cr);
 138 /* Returns the wall cycle structure.
 139  * Returns NULL when cycle counting is not supported.
 140  */
 141
 142 /* cleans up wallcycle structure */
 143 void wallcycle_destroy(gmx_wallcycle_t wc);
 144
 145 void wallcycle_start(gmx_wallcycle_t wc, int ewc);
 146 /* Starts the cycle counter (and increases the call count) */
 147
 148 void wallcycle_start_nocount(gmx_wallcycle_t wc, int ewc);
 149 /* Starts the cycle counter without increasing the call count */
 150
 151 double wallcycle_stop(gmx_wallcycle_t wc, int ewc);
 152 /* Stop the cycle count for ewc, returns the last cycle count */
 153
 154 void wallcycle_increment_event_count(gmx_wallcycle_t wc, int ewc);
 155 /* Only increment call count for ewc by one */
 156
 157 void wallcycle_get(gmx_wallcycle_t wc, int ewc, int* n, double* c);
 158 /* Returns the cumulative count and cycle count for ewc */
 159
 160 void wallcycle_reset_all(gmx_wallcycle_t wc);
 161 /* Resets all cycle counters to zero */
 162
 163 void wallcycle_scale_by_num_threads(gmx_wallcycle_t wc, bool isPmeRank, int nthreads_pp, int nthreads_pme);
 164 /* Scale the cycle counts to reflect how many threads run for that number of cycles */
 165
 166 int64_t wcycle_get_reset_counters(gmx_wallcycle_t wc);
 167 /* Return reset_counters from wc struct */
 168
 169 void wcycle_set_reset_counters(gmx_wallcycle_t wc, int64_t reset_counters);
 170 /* Set reset_counters */
 171
 172 void wallcycle_sub_start(gmx_wallcycle_t wc, int ewcs);
 173 /* Set the start sub cycle count for ewcs */
 174
 175 void wallcycle_sub_start_nocount(gmx_wallcycle_t wc, int ewcs);
 176 /* Set the start sub cycle count for ewcs without increasing the call count */
 177
 178 void wallcycle_sub_stop(gmx_wallcycle_t wc, int ewcs);
 179 /* Stop the sub cycle count for ewcs */
 180
 181 #endif