1 2 #if !defined(__MPIAIJ_H) 3 #define __MPIAIJ_H 4 5 #include <../src/mat/impls/aij/seq/aij.h> 6 7 typedef struct { /* used by MatMatMult_MPIAIJ_MPIAIJ_32 - implementation used in PETSc-3.2 */ 8 IS isrowa,isrowb,iscolb; 9 Mat B_seq,A_loc,C_seq; 10 PetscBool skipNumeric; /* skip 1st call of MatMatMultNumeric_MPIAIJ_MPIAIJ_32() because it is done in symbolic phase */ 11 PetscErrorCode (*destroy)(Mat); 12 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 13 } Mat_MatMatMultMPI; 14 15 typedef struct { /* used by MatMerge_SeqsToMPI for reusing the merged matrix */ 16 PetscLayout rowmap; 17 PetscInt **buf_ri,**buf_rj; 18 PetscMPIInt *len_s,*len_r,*id_r; /* array of length of comm->size, store send/recv matrix values */ 19 PetscMPIInt nsend,nrecv; 20 PetscInt *bi,*bj; /* i and j array of the local portion of mpi C=P^T*A*P */ 21 PetscInt *owners_co,*coi,*coj; /* i and j array of (p->B)^T*A*P - used in the communication */ 22 PetscErrorCode (*destroy)(Mat); 23 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 24 } Mat_Merge_SeqsToMPI; 25 26 typedef struct { /* used by MatPtAP_MPIAIJ_MPIAIJ() and MatMatMult_MPIAIJ_MPIAIJ() */ 27 PetscInt *startsj,*startsj_r; 28 PetscScalar *bufa; 29 Mat P_loc,P_oth; /* partial B_seq -- intend to replace B_seq */ 30 PetscInt *api,*apj; /* symbolic i and j arrays of the local product A_loc*B_seq */ 31 PetscInt apnz_max; /* max num of nnz in a local row of A*P 32 - used by MatPtAPNumeric_MPIAIJ_MPIAIJ in sparse_axpy=2 */ 33 MatReuse reuse; 34 PetscScalar *apa; /* tmp array for store a row of A*P used in MatMatMult() */ 35 Mat A_loc; /* used by MatTransposeMatMult(), contains api and apj */ 36 37 Mat_Merge_SeqsToMPI *merge; 38 PetscErrorCode (*destroy)(Mat); 39 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 40 } Mat_PtAPMPI; 41 42 typedef struct { 43 Mat A,B; /* local submatrices: A (diag part), 44 B (off-diag part) */ 45 PetscMPIInt size; /* size of communicator */ 46 PetscMPIInt rank; /* rank of proc in communicator */ 47 48 /* The following variables are used for matrix assembly */ 49 PetscBool donotstash; /* PETSC_TRUE if off processor entries dropped */ 50 MPI_Request *send_waits; /* array of send requests */ 51 MPI_Request *recv_waits; /* array of receive requests */ 52 PetscInt nsends,nrecvs; /* numbers of sends and receives */ 53 PetscScalar *svalues,*rvalues; /* sending and receiving data */ 54 PetscInt rmax; /* maximum message length */ 55 #if defined (PETSC_USE_CTABLE) 56 PetscTable colmap; 57 #else 58 PetscInt *colmap; /* local col number of off-diag col */ 59 #endif 60 PetscInt *garray; /* global index of all off-processor columns */ 61 62 /* The following variables are used for matrix-vector products */ 63 Vec lvec; /* local vector */ 64 Vec diag; 65 VecScatter Mvctx; /* scatter context for vector */ 66 PetscBool roworiented; /* if true, row-oriented input, default true */ 67 68 /* The following variables are for MatGetRow() */ 69 PetscInt *rowindices; /* column indices for row */ 70 PetscScalar *rowvalues; /* nonzero values in row */ 71 PetscBool getrowactive; /* indicates MatGetRow(), not restored */ 72 73 /* Used by MatDistribute_MPIAIJ() to allow reuse of previous matrix allocation and nonzero pattern */ 74 PetscInt *ld; /* number of entries per row left of diagona block */ 75 76 /* Used by MatMatMult() and MatPtAP() */ 77 Mat_PtAPMPI *ptap; 78 } Mat_MPIAIJ; 79 80 extern PetscErrorCode MatSetColoring_MPIAIJ(Mat,ISColoring); 81 extern PetscErrorCode MatSetValuesAdic_MPIAIJ(Mat,void*); 82 extern PetscErrorCode MatSetValuesAdifor_MPIAIJ(Mat,PetscInt,void*); 83 extern PetscErrorCode MatSetUpMultiply_MPIAIJ(Mat); 84 extern PetscErrorCode DisAssemble_MPIAIJ(Mat); 85 extern PetscErrorCode MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat *); 86 extern PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat,PetscInt,IS [],PetscInt); 87 extern PetscErrorCode MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring); 88 extern PetscErrorCode MatGetSubMatrices_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 89 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_All(Mat,MatGetSubMatrixOption,MatReuse,Mat *[]); 90 extern PetscErrorCode MatGetSubMatricesParallel_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 91 92 extern PetscErrorCode MatGetSubMatrix_MPIAIJ(Mat,IS,IS,MatReuse,Mat *); 93 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_Private (Mat,IS,IS,PetscInt,MatReuse,Mat *); 94 extern PetscErrorCode MatGetMultiProcBlock_MPIAIJ(Mat,MPI_Comm,Mat*); 95 96 extern PetscErrorCode MatLoad_MPIAIJ(Mat,PetscViewer); 97 extern PetscErrorCode MatMatMult_MPIDense_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 98 extern PetscErrorCode MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 99 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 100 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable_32(Mat,Mat,PetscReal,Mat*); 101 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable(Mat,Mat,PetscReal,Mat*); 102 extern PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 103 104 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ(Mat,Mat,PetscReal,Mat*); 105 extern PetscErrorCode MatPtAPNumeric_MPIAIJ(Mat,Mat,Mat); 106 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 107 extern PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 108 extern PetscErrorCode MatDestroy_MPIAIJ_PtAP(Mat); 109 110 extern PetscErrorCode MatGetBrowsOfAoCols_MPIAIJ(Mat,Mat,MatReuse,PetscInt**,PetscInt**,MatScalar**,Mat*); 111 extern PetscErrorCode MatSetValues_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar [],InsertMode); 112 extern PetscErrorCode MatDestroy_MPIAIJ_MatMatMult(Mat); 113 extern PetscErrorCode MatDestroy_MPIAIJ_MatMatMult_32(Mat); 114 extern PetscErrorCode PetscContainerDestroy_Mat_MatMatMultMPI(void*); 115 116 extern PetscErrorCode MatTransposeMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 117 extern PetscErrorCode MatTransposeMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 118 extern PetscErrorCode MatTransposeMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 119 120 extern PetscErrorCode MatGetRedundantMatrix_MPIAIJ(Mat,PetscInt,MPI_Comm,PetscInt,MatReuse,Mat*); 121 extern PetscErrorCode MatGetSeqNonzeroStructure_MPIAIJ(Mat,Mat*); 122 123 EXTERN_C_BEGIN 124 extern PetscErrorCode MatMPIAIJSetPreallocation_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 125 EXTERN_C_END 126 127 #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_REAL_SINGLE) && !defined(PETSC_USE_REAL___FLOAT128) 128 extern PetscErrorCode MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,const MatFactorInfo*,Mat*); 129 #endif 130 extern PetscErrorCode MatSolve_MPIAIJ(Mat,Vec,Vec); 131 extern PetscErrorCode MatILUFactor_MPIAIJ(Mat,IS,IS,const MatFactorInfo *); 132 133 EXTERN_C_BEGIN 134 extern PetscErrorCode MatGetDiagonalBlock_MPIAIJ(Mat,Mat *); 135 extern PetscErrorCode MatDiagonalScaleLocal_MPIAIJ(Mat,Vec); 136 EXTERN_C_END 137 138 #endif 139