mpi_hl.c

Go to the documentation of this file.

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
#include <mpi.h>
#include "papi.h"
#include "papi_test.h"
#include "do_loops.h"
 
int main( int argc, char **argv )
{
   int retval;
   int quiet = 0;
   char* region_name;
   int world_size, world_rank;
 
   /* Set TESTS_QUIET variable */
   quiet = tests_quiet( argc, argv );
 
   MPI_Init( &argc, &argv );
   MPI_Comm_size(MPI_COMM_WORLD, &world_size);
   MPI_Comm_rank(MPI_COMM_WORLD, &world_rank);
 
   region_name = "do_flops";
 
   if ( !quiet ) {
      printf("\nRank %d: instrument flops\n", world_rank);
   }
 
   retval = PAPI_hl_region_begin(region_name);
   if ( retval != PAPI_OK ) {
      test_fail( __FILE__, __LINE__, "PAPI_hl_region_begin", retval );
   }
 
   do_flops( NUM_FLOPS );
 
   retval = PAPI_hl_region_end(region_name);
   if ( retval != PAPI_OK ) {
      test_fail( __FILE__, __LINE__, "PAPI_hl_region_end", retval );
   }
 
   MPI_Finalize();
   test_hl_pass( __FILE__ );
 
   return 0;
}