xref: /petsc/src/benchmarks/PetscGetTime.c (revision 5a655dc69978bfa5d89a399bdbc880d673ee91a3)
1a5eb4965SSatish Balay #ifdef PETSC_RCS_HEADER
2*5a655dc6SBarry Smith static char vcid[] = "$Id: PetscGetTime.c,v 1.8 1998/03/31 23:34:07 balay Exp bsmith $";
3d8e9fea7SSatish Balay #endif
4d8e9fea7SSatish Balay 
5173c0623SSatish Balay #include "petsc.h"
6173c0623SSatish Balay 
7*5a655dc6SBarry Smith #undef __FUNC__
8*5a655dc6SBarry Smith #define __FUNC__ "main"
9173c0623SSatish Balay int main( int argc, char **argv)
10173c0623SSatish Balay {
1147794344SBarry Smith   PLogDouble x, y;
12d3093643SSatish Balay   int        i,ierr;
13173c0623SSatish Balay 
1477c4ece6SBarry Smith   PetscInitialize(&argc, &argv,0,0);
1598d6af09SSatish Balay  /* To take care of paging effects */
16d3093643SSatish Balay   ierr = PetscGetTime(&y); CHKERRA(ierr);
17173c0623SSatish Balay 
1877c4ece6SBarry Smith   for ( i=0; i<2; i++ ) {
19d3093643SSatish Balay     ierr = PetscGetTime(&x); CHKERRA(ierr);
20d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
21d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
22d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
23d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
24d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
25d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
26d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
27d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
28d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
29d3093643SSatish Balay     ierr = PetscGetTime(&y); CHKERRA(ierr);
30173c0623SSatish Balay 
31173c0623SSatish Balay     fprintf(stderr,"%-15s : %e sec\n","PetscGetTime", (y-x)/10.0);
3277c4ece6SBarry Smith   }
3377c4ece6SBarry Smith 
34173c0623SSatish Balay   PetscFinalize();
353a40ed3dSBarry Smith   PetscFunctionReturn(0);
36173c0623SSatish Balay }
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