1a5eb4965SSatish Balay #ifdef PETSC_RCS_HEADER 2*5a655dc6SBarry Smith static char vcid[] = "$Id: PetscMemcmp.c,v 1.9 1998/03/31 23:33:57 balay Exp bsmith $"; 3d8e9fea7SSatish Balay #endif 4d8e9fea7SSatish Balay 5b0878937SSatish Balay #include "petsc.h" 6b0878937SSatish Balay 7*5a655dc6SBarry Smith #undef __FUNC__ 8*5a655dc6SBarry Smith #define __FUNC__ "main" 9b0878937SSatish Balay int main( int argc, char **argv) 10b0878937SSatish Balay { 1147794344SBarry Smith PLogDouble x, y, z; 127fb9f68cSSatish Balay Scalar A[10000], B[10000]; 13d3093643SSatish Balay int i,ierr; 14b0878937SSatish Balay 1577c4ece6SBarry Smith PetscInitialize(&argc, &argv,0,0); 16b0878937SSatish Balay 17b0878937SSatish Balay for (i=0; i<10000; i++) { 18b0878937SSatish Balay A[i] = i%61897; 19b0878937SSatish Balay B[i] = i%61897; 20b0878937SSatish Balay } 21b0878937SSatish Balay /* To take care of paging effects */ 227fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 23d3093643SSatish Balay ierr = PetscGetTime(&x); CHKERRA(ierr); 24b0878937SSatish Balay 25d3093643SSatish Balay ierr = PetscGetTime(&x); CHKERRA(ierr); 267fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 277fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 287fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 297fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 307fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 317fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 327fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 337fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 347fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 357fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*10000); 36d3093643SSatish Balay ierr = PetscGetTime(&y); CHKERRA(ierr); 377fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 387fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 397fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 407fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 417fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 427fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 437fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 447fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 457fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 467fb9f68cSSatish Balay PetscMemcmp(A,B,sizeof(Scalar)*0); 47d3093643SSatish Balay ierr = PetscGetTime(&z); CHKERRA(ierr); 48b0878937SSatish Balay 49b0878937SSatish Balay fprintf(stderr,"%s : \n","PetscMemcmp"); 50b0878937SSatish Balay fprintf(stderr," %-11s : %e sec\n","Latency",(z-y)/10.0); 517fb9f68cSSatish Balay fprintf(stderr," %-11s : %e sec\n","Per Scalar",(2*y-x-z)/100000); 52b0878937SSatish Balay 53b0878937SSatish Balay PetscFinalize(); 543a40ed3dSBarry Smith PetscFunctionReturn(0); 55b0878937SSatish Balay } 56