xref: /petsc/src/benchmarks/PetscGetTime.c (revision 3a40ed3dce77c081171d005ae1a6ff4bb9d13b6f)
1 #ifdef PETSC_RCS_HEADER
2 static char vcid[] = "$Id: PetscGetTime.c,v 1.6 1997/07/09 21:01:29 balay Exp bsmith $";
3 #endif
4 
5 #include "petsc.h"
6 
7 int main( int argc, char **argv)
8 {
9   PLogDouble x, y;
10   int        i;
11 
12   PetscInitialize(&argc, &argv,0,0);
13  /* To take care of paging effects */
14   y = PetscGetTime();
15 
16   for ( i=0; i<2; i++ ) {
17     x = PetscGetTime();
18     y = PetscGetTime();
19     y = PetscGetTime();
20     y = PetscGetTime();
21     y = PetscGetTime();
22     y = PetscGetTime();
23     y = PetscGetTime();
24     y = PetscGetTime();
25     y = PetscGetTime();
26     y = PetscGetTime();
27     y = PetscGetTime();
28 
29     fprintf(stderr,"%-15s : %e sec\n","PetscGetTime", (y-x)/10.0);
30   }
31 
32   PetscFinalize();
33   PetscFunctionReturn(0);
34 }
35