1c4762a1bSJed Brown 2c4762a1bSJed Brown static char help[] = "Tests MATSEQDENSECUDA\n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petscmat.h> 5c4762a1bSJed Brown 6c4762a1bSJed Brown int main(int argc,char **argv) 7c4762a1bSJed Brown { 8c4762a1bSJed Brown Mat A,AC,B; 9c4762a1bSJed Brown PetscErrorCode ierr; 10c4762a1bSJed Brown PetscInt m = 10,n = 10; 11c4762a1bSJed Brown PetscReal r,tol = 10*PETSC_SMALL; 12c4762a1bSJed Brown 13c4762a1bSJed Brown ierr = PetscInitialize(&argc,&argv,(char*) 0,help);if (ierr) return ierr; 14*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscOptionsGetInt(NULL,NULL,"-m",&m,NULL)); 15*5f80ce2aSJacob Faibussowitsch CHKERRQ(PetscOptionsGetInt(NULL,NULL,"-n",&n,NULL)); 16*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatCreate(PETSC_COMM_SELF,&A)); 17*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSetSizes(A,PETSC_DECIDE,PETSC_DECIDE,m,n)); 18*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSetType(A,MATSEQDENSE)); 19*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSetFromOptions(A)); 20*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSeqDenseSetPreallocation(A,NULL)); 21*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSetRandom(A,NULL)); 22c20d7725SJed Brown #if 0 23c20d7725SJed Brown PetscInt i,j; 24c20d7725SJed Brown PetscScalar val; 25c20d7725SJed Brown for (i=0; i<m; i++) { 26c20d7725SJed Brown for (j=0; j<n; j++) { 27c20d7725SJed Brown val = (PetscScalar)(i+j); 28*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatSetValues(A,1,&i,1,&j,&val,INSERT_VALUES)); 29c20d7725SJed Brown } 30c20d7725SJed Brown } 31*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAssemblyBegin(A,MAT_FINAL_ASSEMBLY)); 32*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAssemblyEnd(A,MAT_FINAL_ASSEMBLY)); 33c20d7725SJed Brown #endif 34c4762a1bSJed Brown 35c4762a1bSJed Brown /* Create a CUDA version of A */ 36c20d7725SJed Brown #if defined(PETSC_HAVE_CUDA) 37*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatConvert(A,MATSEQDENSECUDA,MAT_INITIAL_MATRIX,&AC)); 38c20d7725SJed Brown #else 39*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDuplicate(A,MAT_COPY_VALUES,&AC)); 40c20d7725SJed Brown #endif 41*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDuplicate(AC,MAT_COPY_VALUES,&B)); 42c4762a1bSJed Brown 43c4762a1bSJed Brown /* full CUDA AXPY */ 44*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAXPY(B,-1.0,AC,SAME_NONZERO_PATTERN)); 45*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatNorm(B,NORM_INFINITY,&r)); 462c71b3e2SJacob Faibussowitsch PetscCheckFalse(r != 0.0,PetscObjectComm((PetscObject)B),PETSC_ERR_PLIB,"Error MatDuplicate + MatCopy + MatAXPY %g",(double)r); 47c4762a1bSJed Brown 48c4762a1bSJed Brown /* test Copy */ 49*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatCopy(AC,B,SAME_NONZERO_PATTERN)); 50c4762a1bSJed Brown 51c4762a1bSJed Brown /* call MatAXPY_Basic since B is CUDA, A is CPU, */ 52*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAXPY(B,-1.0,A,SAME_NONZERO_PATTERN)); 53*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatNorm(B,NORM_INFINITY,&r)); 542c71b3e2SJacob Faibussowitsch PetscCheckFalse(r != 0.0,PetscObjectComm((PetscObject)B),PETSC_ERR_PLIB,"Error MatDuplicate + MatCopy + MatAXPY_Basic %g",(double)r); 55c4762a1bSJed Brown 56c4762a1bSJed Brown if (m == n) { 57c4762a1bSJed Brown Mat B1,B2; 58c4762a1bSJed Brown 59*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatCopy(AC,B,SAME_NONZERO_PATTERN)); 60c4762a1bSJed Brown /* full CUDA PtAP */ 61*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatPtAP(B,AC,MAT_INITIAL_MATRIX,PETSC_DEFAULT,&B1)); 62c20d7725SJed Brown 63c4762a1bSJed Brown /* CPU PtAP since A is on the CPU only */ 64*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatPtAP(B,A,MAT_INITIAL_MATRIX,PETSC_DEFAULT,&B2)); 65c20d7725SJed Brown 66*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAXPY(B2,-1.0,B1,SAME_NONZERO_PATTERN)); 67*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatNorm(B2,NORM_INFINITY,&r)); 682c71b3e2SJacob Faibussowitsch PetscCheckFalse(r > tol,PetscObjectComm((PetscObject)B),PETSC_ERR_PLIB,"Error MatPtAP %g",(double)r); 69c4762a1bSJed Brown 70c4762a1bSJed Brown /* test reuse */ 71*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatPtAP(B,AC,MAT_REUSE_MATRIX,PETSC_DEFAULT,&B1)); 72*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatPtAP(B,A,MAT_REUSE_MATRIX,PETSC_DEFAULT,&B2)); 73*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatAXPY(B2,-1.0,B1,SAME_NONZERO_PATTERN)); 74*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatNorm(B2,NORM_INFINITY,&r)); 752c71b3e2SJacob Faibussowitsch PetscCheckFalse(r > tol,PetscObjectComm((PetscObject)B),PETSC_ERR_PLIB,"Error MatPtAP %g",(double)r); 76c4762a1bSJed Brown 77*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&B1)); 78*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&B2)); 79c4762a1bSJed Brown } 80c4762a1bSJed Brown 81*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&B)); 82*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&AC)); 83*5f80ce2aSJacob Faibussowitsch CHKERRQ(MatDestroy(&A)); 84c4762a1bSJed Brown ierr = PetscFinalize(); 85c4762a1bSJed Brown return ierr; 86c4762a1bSJed Brown } 87c4762a1bSJed Brown 88c4762a1bSJed Brown /*TEST 89c4762a1bSJed Brown 90c4762a1bSJed Brown build: 91c4762a1bSJed Brown requires: cuda 92c4762a1bSJed Brown 93c4762a1bSJed Brown test: 94c4762a1bSJed Brown output_file: output/ex32_1.out 95c4762a1bSJed Brown args: -m {{3 5 12}} -n {{3 5 12}} 96c4762a1bSJed Brown suffix: seqdensecuda 97c4762a1bSJed Brown 98c4762a1bSJed Brown TEST*/ 99