src/gromacs/timing/wallcycle.h

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  37 #ifndef GMX_TIMING_WALLCYCLE_H
  38 #define GMX_TIMING_WALLCYCLE_H
  39
  40 /* NOTE: None of the routines here are safe to call within an OpenMP
  41  * region */
  42
  43 #include <stdio.h>
  44
  45 #include "gromacs/utility/basedefinitions.h"
  46
  47 typedef struct gmx_wallcycle *gmx_wallcycle_t;
  48 struct t_commrec;
  49 const gmx_wallcycle_t nullWallcycle = nullptr;
  50
  51 enum {
  52     ewcRUN, ewcSTEP, ewcPPDURINGPME, ewcDOMDEC, ewcDDCOMMLOAD,
  53     ewcDDCOMMBOUND, ewcVSITECONSTR, ewcPP_PMESENDX, ewcNS, ewcLAUNCH_GPU,
  54     ewcMOVEX, ewcFORCE, ewcMOVEF, ewcPMEMESH,
  55     ewcPME_REDISTXF, ewcPME_SPREAD, ewcPME_GATHER, ewcPME_FFT, ewcPME_FFTCOMM, ewcLJPME, ewcPME_SOLVE,
  56     ewcPMEWAITCOMM, ewcPP_PMEWAITRECVF,
  57     ewcWAIT_GPU_PME_SPREAD, ewcPME_FFT_MIXED_MODE, ewcPME_SOLVE_MIXED_MODE,
  58     ewcWAIT_GPU_PME_GATHER, ewcPME_GPU_F_REDUCTION,
  59     ewcWAIT_GPU_NB_NL, ewcWAIT_GPU_NB_L, ewcNB_XF_BUF_OPS,
  60     ewcVSITESPREAD, ewcPULLPOT, ewcAWH,
  61     ewcTRAJ, ewcUPDATE, ewcCONSTR, ewcMoveE, ewcROT, ewcROTadd, ewcSWAP, ewcIMD,
  62     ewcTEST, ewcNR
  63 };
  64
  65 enum {
  66     ewcsDD_REDIST, ewcsDD_GRID, ewcsDD_SETUPCOMM,
  67     ewcsDD_MAKETOP, ewcsDD_MAKECONSTR, ewcsDD_TOPOTHER,
  68     ewcsNBS_GRID_LOCAL, ewcsNBS_GRID_NONLOCAL,
  69     ewcsNBS_SEARCH_LOCAL, ewcsNBS_SEARCH_NONLOCAL,
  70     ewcsLISTED,
  71     ewcsLISTED_FEP,
  72     ewcsRESTRAINTS,
  73     ewcsLISTED_BUF_OPS,
  74     ewcsNONBONDED_PRUNING,
  75     ewcsNONBONDED,
  76     ewcsLAUNCH_GPU_NONBONDED,
  77     ewcsLAUNCH_GPU_PME,
  78     ewcsEWALD_CORRECTION,
  79     ewcsNB_X_BUF_OPS,
  80     ewcsNB_F_BUF_OPS,
  81     ewcsNR
  82 };
  83
  84 gmx_bool wallcycle_have_counter(void);
  85 /* Returns if cycle counting is supported */
  86
  87 gmx_wallcycle_t wallcycle_init(FILE *fplog, int resetstep, struct t_commrec *cr);
  88 /* Returns the wall cycle structure.
  89  * Returns NULL when cycle counting is not supported.
  90  */
  91
  92 void wallcycle_start(gmx_wallcycle_t wc, int ewc);
  93 /* Starts the cycle counter (and increases the call count) */
  94
  95 void wallcycle_start_nocount(gmx_wallcycle_t wc, int ewc);
  96 /* Starts the cycle counter without increasing the call count */
  97
  98 double wallcycle_stop(gmx_wallcycle_t wc, int ewc);
  99 /* Stop the cycle count for ewc, returns the last cycle count */
 100
 101 void wallcycle_get(gmx_wallcycle_t wc, int ewc, int *n, double *c);
 102 /* Returns the cumulative count and cycle count for ewc */
 103
 104 void wallcycle_reset_all(gmx_wallcycle_t wc);
 105 /* Resets all cycle counters to zero */
 106
 107 void wallcycle_scale_by_num_threads(gmx_wallcycle_t wc, bool isPmeRank, int nthreads_pp, int nthreads_pme);
 108 /* Scale the cycle counts to reflect how many threads run for that number of cycles */
 109
 110 int64_t wcycle_get_reset_counters(gmx_wallcycle_t wc);
 111 /* Return reset_counters from wc struct */
 112
 113 void wcycle_set_reset_counters(gmx_wallcycle_t wc, int64_t reset_counters);
 114 /* Set reset_counters */
 115
 116 void wallcycle_sub_start(gmx_wallcycle_t wc, int ewcs);
 117 /* Set the start sub cycle count for ewcs */
 118
 119 void wallcycle_sub_start_nocount(gmx_wallcycle_t wc, int ewcs);
 120 /* Set the start sub cycle count for ewcs without increasing the call count */
 121
 122 void wallcycle_sub_stop(gmx_wallcycle_t wc, int ewcs);
 123 /* Stop the sub cycle count for ewcs */
 124
 125 #endif