1d8e9fea7SSatish Balay 2c6db04a5SJed Brown #include <petscsys.h> 38563dfccSBarry Smith #include <petsctime.h> 4b0878937SSatish Balay 5b0878937SSatish Balay int main(int argc,char **argv) 6b0878937SSatish Balay { 7b0a32e0cSBarry Smith PetscLogDouble x,y,z; 8ea709b57SSatish Balay PetscScalar A[10000],B[10000]; 9a438ae71SBarry Smith PetscInt i; 10a438ae71SBarry Smith PetscErrorCode ierr; 11ace3abfcSBarry Smith PetscBool flg; 12b0878937SSatish Balay 13a438ae71SBarry Smith ierr = PetscInitialize(&argc,&argv,0,0);if (ierr) return ierr; 14b0878937SSatish Balay for (i=0; i<10000; i++) { 15b0878937SSatish Balay A[i] = i%61897; 16b0878937SSatish Balay B[i] = i%61897; 17b0878937SSatish Balay } 18b0878937SSatish Balay /* To take care of paging effects */ 194115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 20*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscTime(&x)); 21b0878937SSatish Balay 22*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscTime(&x)); 234115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 244115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 254115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 264115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 274115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 284115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 294115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 304115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 314115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 324115e8b9SSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*10000,&flg); 33*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscTime(&y)); 349ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 359ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 369ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 379ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 389ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 399ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 409ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 419ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 429ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 439ae0b57aSSatish Balay PetscMemcmp(A,B,sizeof(PetscScalar)*0,&flg); 44*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscTime(&z)); 45b0878937SSatish Balay 4635d8aa7fSBarry Smith fprintf(stdout,"%s : \n","PetscMemcmp"); 47b4d8b9abSSatish Balay fprintf(stdout," %-15s : %e sec\n","Latency",(z-y)/10.0); 48b4d8b9abSSatish Balay fprintf(stdout," %-15s : %e sec\n","Per PetscScalar",(2*y-x-z)/100000); 49b0878937SSatish Balay 50f3fe499bSBarry Smith ierr = PetscFinalize(); 5126f47effSBarry Smith return ierr; 52b0878937SSatish Balay } 53