1 2 #if !defined(__MPIAIJ_H) 3 #define __MPIAIJ_H 4 5 #include <../src/mat/impls/aij/seq/aij.h> 6 #include <petscctable.h> 7 8 typedef struct { /* used by MatCreateMPIAIJSumSeqAIJ for reusing the merged matrix */ 9 PetscLayout rowmap; 10 PetscInt **buf_ri,**buf_rj; 11 PetscMPIInt *len_s,*len_r,*id_r; /* array of length of comm->size, store send/recv matrix values */ 12 PetscMPIInt nsend,nrecv; 13 PetscInt *bi,*bj; /* i and j array of the local portion of mpi C (matrix product) - rename to ci, cj! */ 14 PetscInt *owners_co,*coi,*coj; /* i and j array of (p->B)^T*A*P - used in the communication */ 15 PetscErrorCode (*destroy)(Mat); 16 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 17 } Mat_Merge_SeqsToMPI; 18 19 typedef struct { /* used by MatPtAP_MPIAIJ_MPIAIJ() and MatMatMult_MPIAIJ_MPIAIJ() */ 20 PetscInt *startsj_s,*startsj_r; /* used by MatGetBrowsOfAoCols_MPIAIJ */ 21 PetscScalar *bufa; /* used by MatGetBrowsOfAoCols_MPIAIJ */ 22 Mat P_loc,P_oth; /* partial B_seq -- intend to replace B_seq */ 23 PetscInt *api,*apj; /* symbolic i and j arrays of the local product A_loc*B_seq */ 24 PetscInt rmax; /* max num of nnz in a local row of the matrix product */ 25 MatReuse reuse; /* flag to skip MatGetBrowsOfAoCols_MPIAIJ() and MatMPIAIJGetLocalMat() in 1st call of MatPtAPNumeric_MPIAIJ_MPIAIJ() */ 26 PetscScalar *apa; /* tmp array for store a row of A*P used in MatMatMult() */ 27 Mat A_loc; /* used by MatTransposeMatMult(), contains api and apj */ 28 Mat Pt; /* used by MatTransposeMatMult(), Pt = P^T */ 29 PetscBool scalable; /* flag determines scalable or non-scalable implementation */ 30 31 Mat_Merge_SeqsToMPI *merge; 32 PetscErrorCode (*destroy)(Mat); 33 PetscErrorCode (*duplicate)(Mat,MatDuplicateOption,Mat*); 34 } Mat_PtAPMPI; 35 36 typedef struct { 37 Mat A,B; /* local submatrices: A (diag part), 38 B (off-diag part) */ 39 PetscMPIInt size; /* size of communicator */ 40 PetscMPIInt rank; /* rank of proc in communicator */ 41 42 /* The following variables are used for matrix assembly */ 43 PetscBool donotstash; /* PETSC_TRUE if off processor entries dropped */ 44 MPI_Request *send_waits; /* array of send requests */ 45 MPI_Request *recv_waits; /* array of receive requests */ 46 PetscInt nsends,nrecvs; /* numbers of sends and receives */ 47 PetscScalar *svalues,*rvalues; /* sending and receiving data */ 48 PetscInt rmax; /* maximum message length */ 49 #if defined(PETSC_USE_CTABLE) 50 PetscTable colmap; 51 #else 52 PetscInt *colmap; /* local col number of off-diag col */ 53 #endif 54 PetscInt *garray; /* global index of all off-processor columns */ 55 56 /* The following variables are used for matrix-vector products */ 57 Vec lvec; /* local vector */ 58 Vec diag; 59 VecScatter Mvctx; /* scatter context for vector */ 60 PetscBool roworiented; /* if true, row-oriented input, default true */ 61 62 /* The following variables are for MatGetRow() */ 63 PetscInt *rowindices; /* column indices for row */ 64 PetscScalar *rowvalues; /* nonzero values in row */ 65 PetscBool getrowactive; /* indicates MatGetRow(), not restored */ 66 67 /* Used by MatDistribute_MPIAIJ() to allow reuse of previous matrix allocation and nonzero pattern */ 68 PetscInt *ld; /* number of entries per row left of diagona block */ 69 70 /* Used by MatMatMult() and MatPtAP() */ 71 Mat_PtAPMPI *ptap; 72 73 /* used by MatMatMatMult() */ 74 Mat_MatMatMatMult *matmatmatmult; 75 76 /* Used by MPICUSP and MPICUSPARSE classes */ 77 void * spptr; 78 } Mat_MPIAIJ; 79 80 EXTERN_C_BEGIN 81 extern PetscErrorCode MatCreate_MPIAIJ(Mat); 82 EXTERN_C_END 83 84 extern PetscErrorCode MatSetColoring_MPIAIJ(Mat,ISColoring); 85 extern PetscErrorCode MatSetValuesAdifor_MPIAIJ(Mat,PetscInt,void*); 86 extern PetscErrorCode MatSetUpMultiply_MPIAIJ(Mat); 87 extern PetscErrorCode MatDisAssemble_MPIAIJ(Mat); 88 extern PetscErrorCode MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat*); 89 extern PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat,PetscInt,IS [],PetscInt); 90 extern PetscErrorCode MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring); 91 extern PetscErrorCode MatGetSubMatrices_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 92 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_All(Mat,MatGetSubMatrixOption,MatReuse,Mat *[]); 93 extern PetscErrorCode MatGetSubMatricesParallel_MPIAIJ (Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]); 94 95 extern PetscErrorCode MatGetSubMatrix_MPIAIJ(Mat,IS,IS,MatReuse,Mat*); 96 extern PetscErrorCode MatGetSubMatrix_MPIAIJ_Private (Mat,IS,IS,PetscInt,MatReuse,Mat*); 97 extern PetscErrorCode MatGetMultiProcBlock_MPIAIJ(Mat,MPI_Comm,MatReuse,Mat*); 98 99 extern PetscErrorCode MatLoad_MPIAIJ(Mat,PetscViewer); 100 extern PetscErrorCode MatMatMult_MPIDense_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 101 extern PetscErrorCode MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 102 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 103 extern PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable(Mat,Mat,PetscReal,Mat*); 104 extern PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 105 106 extern PetscErrorCode MatMatMatMult_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,MatReuse,PetscReal,Mat*); 107 extern PetscErrorCode MatMatMatMultSymbolic_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,PetscReal,Mat*); 108 extern PetscErrorCode MatMatMatMultNumeric_MPIAIJ_MPIAIJ_MPIAIJ(Mat,Mat,Mat,Mat); 109 110 extern PetscErrorCode MatPtAP_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 111 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 112 extern PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 113 extern PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 114 extern PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 115 extern PetscErrorCode MatDestroy_MPIAIJ_PtAP(Mat); 116 extern PetscErrorCode MatDestroy_MPIAIJ(Mat); 117 118 extern PetscErrorCode MatGetBrowsOfAoCols_MPIAIJ(Mat,Mat,MatReuse,PetscInt**,PetscInt**,MatScalar**,Mat*); 119 extern PetscErrorCode MatSetValues_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[],const PetscScalar [],InsertMode); 120 extern PetscErrorCode MatDestroy_MPIAIJ_MatMatMult(Mat); 121 extern PetscErrorCode PetscContainerDestroy_Mat_MatMatMultMPI(void*); 122 extern PetscErrorCode MatSetOption_MPIAIJ(Mat,MatOption,PetscBool); 123 124 extern PetscErrorCode MatTransposeMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 125 extern PetscErrorCode MatTransposeMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 126 extern PetscErrorCode MatTransposeMatMultSymbolic_MPIAIJ_MPIAIJ_Scalable(Mat,Mat,PetscReal,Mat*); 127 extern PetscErrorCode MatTransposeMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 128 129 extern PetscErrorCode MatGetRedundantMatrix_MPIAIJ(Mat,PetscInt,MPI_Comm,PetscInt,MatReuse,Mat*); 130 extern PetscErrorCode MatGetSeqNonzeroStructure_MPIAIJ(Mat,Mat*); 131 132 EXTERN_C_BEGIN 133 extern PetscErrorCode MatMPIAIJSetPreallocation_MPIAIJ(Mat,PetscInt,const PetscInt[],PetscInt,const PetscInt[]); 134 EXTERN_C_END 135 136 #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_REAL_SINGLE) && !defined(PETSC_USE_REAL___FLOAT128) 137 extern PetscErrorCode MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,const MatFactorInfo*,Mat*); 138 #endif 139 extern PetscErrorCode MatSolve_MPIAIJ(Mat,Vec,Vec); 140 extern PetscErrorCode MatILUFactor_MPIAIJ(Mat,IS,IS,const MatFactorInfo*); 141 142 EXTERN_C_BEGIN 143 extern PetscErrorCode MatGetDiagonalBlock_MPIAIJ(Mat,Mat*); 144 extern PetscErrorCode MatDiagonalScaleLocal_MPIAIJ(Mat,Vec); 145 EXTERN_C_END 146 147 #endif 148