xref: /petsc/src/benchmarks/PetscGetTime.c (revision 5f80ce2ab25dff0f4601e710601cbbcecf323266)
1d8e9fea7SSatish Balay 
2c6db04a5SJed Brown #include <petscsys.h>
38563dfccSBarry Smith #include <petsctime.h>
4173c0623SSatish Balay 
5173c0623SSatish Balay int main(int argc,char **argv)
6173c0623SSatish Balay {
7b0a32e0cSBarry Smith   PetscLogDouble x,y;
8a438ae71SBarry Smith   PetscInt       i;
9a438ae71SBarry Smith   PetscErrorCode ierr;
10173c0623SSatish Balay 
11a438ae71SBarry Smith   ierr = PetscInitialize(&argc,&argv,0,0);if (ierr) return ierr;
1298d6af09SSatish Balay   /* To take care of paging effects */
13*5f80ce2aSJacob Faibussowitsch   CHKERRQ(PetscTime(&y));
14173c0623SSatish Balay 
1577c4ece6SBarry Smith   for (i=0; i<2; i++) {
16*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&x));
17*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
18*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
19*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
20*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
21*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
22*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
23*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
24*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
25*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
26*5f80ce2aSJacob Faibussowitsch     CHKERRQ(PetscTime(&y));
278563dfccSBarry Smith     fprintf(stdout,"%-15s : %e sec\n","PetscTime",(y-x)/10.0);
2877c4ece6SBarry Smith   }
2977c4ece6SBarry Smith 
30f3fe499bSBarry Smith   ierr = PetscFinalize();
3126f47effSBarry Smith   return ierr;
32173c0623SSatish Balay }
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