1c4762a1bSJed Brown static char help[] = "Test MatMatMult() and MatTransposeMatMult() for MPIAIJ and MPIDENSE matrices. \n\ 2ad16ce7aSStefano Zampini Sequential part of mpidense matrix allows changes made by MatDenseSetLDA(). \n\n"; 3c4762a1bSJed Brown 4c4762a1bSJed Brown #include <petsc.h> 5c4762a1bSJed Brown 6d71ae5a4SJacob Faibussowitsch int main(int argc, char **argv) 7d71ae5a4SJacob Faibussowitsch { 8ad16ce7aSStefano Zampini Mat A, B, C, C1; 9c4762a1bSJed Brown PetscMPIInt size; 10c4762a1bSJed Brown PetscInt i, ia[2] = {0, 2}, ja[2] = {0, 1}, lda = 4; 11c4762a1bSJed Brown PetscScalar a[2] = {1.0, 1.0}, *data; 12c4762a1bSJed Brown PetscBool flg; 13c4762a1bSJed Brown 14327415f7SBarry Smith PetscFunctionBeginUser; 15c8025a54SPierre Jolivet PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 169566063dSJacob Faibussowitsch PetscCallMPI(MPI_Comm_size(PETSC_COMM_WORLD, &size)); 17be096a46SBarry Smith PetscCheck(size == 2, PETSC_COMM_WORLD, PETSC_ERR_WRONG_MPI_SIZE, "Must use 2 processors"); 18c4762a1bSJed Brown 199566063dSJacob Faibussowitsch PetscCall(MatCreate(PETSC_COMM_WORLD, &A)); 209566063dSJacob Faibussowitsch PetscCall(MatSetType(A, MATMPIAIJ)); 219566063dSJacob Faibussowitsch PetscCall(MatSetSizes(A, 1, 1, 2, 2)); 229566063dSJacob Faibussowitsch PetscCall(MatMPIAIJSetPreallocationCSR(A, ia, ja, a)); 23c4762a1bSJed Brown 249566063dSJacob Faibussowitsch PetscCall(PetscCalloc1(4 * lda, &data)); 25c4762a1bSJed Brown for (i = 0; i < 4; ++i) data[lda * i] = i * 1.0; 26c4762a1bSJed Brown 279566063dSJacob Faibussowitsch PetscCall(MatCreateDense(PETSC_COMM_WORLD, 1, PETSC_DECIDE, 2, 4, data, &B)); 289566063dSJacob Faibussowitsch PetscCall(MatSetOptionsPrefix(B, "b_")); 299566063dSJacob Faibussowitsch PetscCall(MatSetFromOptions(B)); 309566063dSJacob Faibussowitsch PetscCall(MatDenseSetLDA(B, lda)); 31c4762a1bSJed Brown 32c4762a1bSJed Brown /* Test MatMatMult() */ 33fb842aefSJose E. Roman PetscCall(MatMatMult(A, B, MAT_INITIAL_MATRIX, PETSC_DETERMINE, &C)); 34fb842aefSJose E. Roman PetscCall(MatMatMult(A, B, MAT_REUSE_MATRIX, PETSC_DETERMINE, &C)); 35c4762a1bSJed Brown 369566063dSJacob Faibussowitsch PetscCall(MatMatMultEqual(A, B, C, 10, &flg)); 3728b400f6SJacob Faibussowitsch PetscCheck(flg, PETSC_COMM_SELF, PETSC_ERR_ARG_NOTSAMETYPE, "Error in MatMatMult() for C"); 38c4762a1bSJed Brown 39c4762a1bSJed Brown /* Test user-provided mpidense matrix product */ 409566063dSJacob Faibussowitsch PetscCall(MatDuplicate(C, MAT_COPY_VALUES, &C1)); 41fb842aefSJose E. Roman PetscCall(MatMatMult(A, B, MAT_REUSE_MATRIX, PETSC_DETERMINE, &C1)); 429566063dSJacob Faibussowitsch PetscCall(MatMatMultEqual(A, B, C1, 10, &flg)); 4328b400f6SJacob Faibussowitsch PetscCheck(flg, PETSC_COMM_SELF, PETSC_ERR_ARG_NOTSAMETYPE, "Error in MatMatMult() for C1"); 44c4762a1bSJed Brown 459566063dSJacob Faibussowitsch PetscCall(MatDestroy(&C1)); 469566063dSJacob Faibussowitsch PetscCall(MatDestroy(&C)); 47c4762a1bSJed Brown 48c4762a1bSJed Brown /* Test MatTransposeMatMult() */ 49fb842aefSJose E. Roman PetscCall(MatTransposeMatMult(A, B, MAT_INITIAL_MATRIX, PETSC_DETERMINE, &C)); 50fb842aefSJose E. Roman PetscCall(MatTransposeMatMult(A, B, MAT_REUSE_MATRIX, PETSC_DETERMINE, &C)); 51c4762a1bSJed Brown 529566063dSJacob Faibussowitsch PetscCall(MatTransposeMatMultEqual(A, B, C, 10, &flg)); 5328b400f6SJacob Faibussowitsch PetscCheck(flg, PETSC_COMM_SELF, PETSC_ERR_ARG_NOTSAMETYPE, "Error in MatTransposeMatMult()"); 549566063dSJacob Faibussowitsch PetscCall(MatDestroy(&C)); 55c4762a1bSJed Brown 569566063dSJacob Faibussowitsch PetscCall(MatDestroy(&B)); 579566063dSJacob Faibussowitsch PetscCall(MatDestroy(&A)); 589566063dSJacob Faibussowitsch PetscCall(PetscFree(data)); 59c4762a1bSJed Brown 609566063dSJacob Faibussowitsch PetscCall(PetscFinalize()); 61b122ec5aSJacob Faibussowitsch return 0; 62c4762a1bSJed Brown } 63c4762a1bSJed Brown 64c4762a1bSJed Brown /*TEST 65c4762a1bSJed Brown 66c4762a1bSJed Brown test: 67c4762a1bSJed Brown suffix: 1 68c4762a1bSJed Brown nsize: 2 69*3886731fSPierre Jolivet output_file: output/empty.out 70a5225ed3SStefano Zampini 71a5225ed3SStefano Zampini test: 72a5225ed3SStefano Zampini suffix: 1_cuda 73a5225ed3SStefano Zampini requires: cuda 74a5225ed3SStefano Zampini nsize: 2 75a5225ed3SStefano Zampini args: -b_mat_type mpidensecuda 76*3886731fSPierre Jolivet output_file: output/empty.out 7740018c87Sstefanozampini 7840018c87Sstefanozampini test: 7940018c87Sstefanozampini suffix: 1_hip 8040018c87Sstefanozampini requires: hip 8140018c87Sstefanozampini nsize: 2 8240018c87Sstefanozampini args: -b_mat_type mpidensehip 83*3886731fSPierre Jolivet output_file: output/empty.out 8440018c87Sstefanozampini 85c4762a1bSJed Brown TEST*/ 86