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 MatCreateMPIAIJSumSeqAIJ for reusing the merged matrix */ 8 PetscLayout rowmap; 9 PetscInt **buf_ri,**buf_rj; 10 PetscMPIInt *len_s,*len_r,*id_r; /* array of length of comm->size, store send/recv matrix values */ 11 PetscMPIInt nsend,nrecv; 12 PetscInt *bi,*bj; /* i and j array of the local portion of mpi C (matrix product) - rename to ci, cj! */ 13 PetscInt *owners_co,*coi,*coj; /* i and j array of (p->B)^T*A*P - used in the communication */ 14 PetscErrorCode (*destroy)(Mat); 15 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 16 } Mat_Merge_SeqsToMPI; 17 18 typedef struct { /* used by MatPtAP_MPIAIJ_MPIAIJ() and MatMatMult_MPIAIJ_MPIAIJ() */ 19 PetscInt *startsj_s,*startsj_r; /* used by MatGetBrowsOfAoCols_MPIAIJ */ 20 PetscScalar *bufa; /* used by MatGetBrowsOfAoCols_MPIAIJ */ 21 Mat P_loc,P_oth; /* partial B_seq -- intend to replace B_seq */ 22 PetscInt *api,*apj; /* symbolic i and j arrays of the local product A_loc*B_seq */ 23 PetscInt rmax; /* max num of nnz in a local row of the matrix product */ 24 MatReuse reuse; /* flag to skip MatGetBrowsOfAoCols_MPIAIJ() and MatMPIAIJGetLocalMat() in 1st call of MatPtAPNumeric_MPIAIJ_MPIAIJ() */ 25 PetscScalar *apa; /* tmp array for store a row of A*P used in MatMatMult() */ 26 Mat A_loc; /* used by MatTransposeMatMult(), contains api and apj */ 27 Mat Pt; /* used by MatTransposeMatMult(), Pt = P^T */ 28 PetscBool scalable; /* flag determines scalable or non-scalable implementation */ 29 30 Mat_Merge_SeqsToMPI *merge; 31 PetscErrorCode (*destroy)(Mat); 32 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 33 } Mat_PtAPMPI; 34 35 typedef struct { 36 Mat A,B; /* local submatrices: A (diag part), 37 B (off-diag part) */ 38 PetscMPIInt size; /* size of communicator */ 39 PetscMPIInt rank; /* rank of proc in communicator */ 40 41 /* The following variables are used for matrix assembly */ 42 PetscBool donotstash; /* PETSC_TRUE if off processor entries dropped */ 43 MPI_Request *send_waits; /* array of send requests */ 44 MPI_Request *recv_waits; /* array of receive requests */ 45 PetscInt nsends,nrecvs; /* numbers of sends and receives */ 46 PetscScalar *svalues,*rvalues; /* sending and receiving data */ 47 PetscInt rmax; /* maximum message length */ 48 #if defined (PETSC_USE_CTABLE) 49 PetscTable colmap; 50 #else 51 PetscInt *colmap; /* local col number of off-diag col */ 52 #endif 53 PetscInt *garray; /* global index of all off-processor columns */ 54 55 /* The following variables are used for matrix-vector products */ 56 Vec lvec; /* local vector */ 57 Vec diag; 58 VecScatter Mvctx; /* scatter context for vector */ 59 PetscBool roworiented; /* if true, row-oriented input, default true */ 60 61 /* The following variables are for MatGetRow() */ 62 PetscInt *rowindices; /* column indices for row */ 63 PetscScalar *rowvalues; /* nonzero values in row */ 64 PetscBool getrowactive; /* indicates MatGetRow(), not restored */ 65 66 /* Used by MatDistribute_MPIAIJ() to allow reuse of previous matrix allocation and nonzero pattern */ 67 PetscInt *ld; /* number of entries per row left of diagona block */ 68 69 /* Used by MatMatMult() and MatPtAP() */ 70 Mat_PtAPMPI *ptap; 71 72 /* used by MatMatMatMult() */ 73 Mat_MatMatMatMult *matmatmatmult; 74 75 /* Used by MPICUSP and MPICUSPARSE classes */ 76 void * spptr; 77 } Mat_MPIAIJ; 78 79 EXTERN_C_BEGIN 80 extern PetscErrorCode MatCreate_MPIAIJ(Mat); 81 EXTERN_C_END 82 83 extern PetscErrorCode MatSetColoring_MPIAIJ(Mat,ISColoring); 84 extern PetscErrorCode MatSetValuesAdifor_MPIAIJ(Mat,PetscInt,void*); 85 extern PetscErrorCode MatSetUpMultiply_MPIAIJ(Mat); 86 extern PetscErrorCode MatDisAssemble_MPIAIJ(Mat); 87 extern PetscErrorCode MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat *); 88 extern PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat,PetscInt,IS [],PetscInt); 89 extern PetscErrorCode MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring); 90 extern PetscErrorCode MatGetSubMatrices_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 91 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_All(Mat,MatGetSubMatrixOption,MatReuse,Mat *[]); 92 extern PetscErrorCode MatGetSubMatricesParallel_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 93 94 extern PetscErrorCode MatGetSubMatrix_MPIAIJ(Mat,IS,IS,MatReuse,Mat *); 95 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_Private (Mat,IS,IS,PetscInt,MatReuse,Mat *); 96 extern PetscErrorCode MatGetMultiProcBlock_MPIAIJ(Mat,MPI_Comm,MatReuse,Mat*); 97 98 extern PetscErrorCode MatLoad_MPIAIJ(Mat,PetscViewer); 99 extern PetscErrorCode MatMatMult_MPIDense_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 100 extern PetscErrorCode MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 101 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 102 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable(Mat,Mat,PetscReal,Mat*); 103 extern PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 104 105 extern PetscErrorCode MatMatMatMult_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 106 extern PetscErrorCode MatMatMatMultSymbolic_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,PetscReal,Mat*); 107 extern PetscErrorCode MatMatMatMultNumeric_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,Mat); 108 109 extern PetscErrorCode MatPtAP_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 110 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 111 extern PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 112 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 113 extern PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 114 extern PetscErrorCode MatDestroy_MPIAIJ_PtAP(Mat); 115 extern PetscErrorCode MatDestroy_MPIAIJ(Mat); 116 117 extern PetscErrorCode MatGetBrowsOfAoCols_MPIAIJ(Mat,Mat,MatReuse,PetscInt**,PetscInt**,MatScalar**,Mat*); 118 extern PetscErrorCode MatSetValues_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar [],InsertMode); 119 extern PetscErrorCode MatDestroy_MPIAIJ_MatMatMult(Mat); 120 extern PetscErrorCode PetscContainerDestroy_Mat_MatMatMultMPI(void*); 121 extern PetscErrorCode MatSetOption_MPIAIJ(Mat,MatOption,PetscBool); 122 123 extern PetscErrorCode MatTransposeMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 124 extern PetscErrorCode MatTransposeMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 125 extern PetscErrorCode MatTransposeMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable(Mat,Mat,PetscReal,Mat*); 126 extern PetscErrorCode MatTransposeMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 127 128 extern PetscErrorCode MatGetRedundantMatrix_MPIAIJ(Mat,PetscInt,MPI_Comm,PetscInt,MatReuse,Mat*); 129 extern PetscErrorCode MatGetSeqNonzeroStructure_MPIAIJ(Mat,Mat*); 130 131 EXTERN_C_BEGIN 132 extern PetscErrorCode MatMPIAIJSetPreallocation_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 133 EXTERN_C_END 134 135 #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_REAL_SINGLE) && !defined(PETSC_USE_REAL___FLOAT128) 136 extern PetscErrorCode MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,const MatFactorInfo*,Mat*); 137 #endif 138 extern PetscErrorCode MatSolve_MPIAIJ(Mat,Vec,Vec); 139 extern PetscErrorCode MatILUFactor_MPIAIJ(Mat,IS,IS,const MatFactorInfo *); 140 141 EXTERN_C_BEGIN 142 extern PetscErrorCode MatGetDiagonalBlock_MPIAIJ(Mat,Mat *); 143 extern PetscErrorCode MatDiagonalScaleLocal_MPIAIJ(Mat,Vec); 144 EXTERN_C_END 145 146 #endif 147