18a729477SBarry Smith 23369ce9aSBarry Smith #if !defined(__MPIAIJ_H) 33369ce9aSBarry Smith #define __MPIAIJ_H 43369ce9aSBarry Smith 53369ce9aSBarry Smith #include "src/mat/impls/aij/seq/aij.h" 632b39ab2SSatish Balay #include "src/sys/ctable.h" 78a729477SBarry Smith 88a729477SBarry Smith typedef struct { 9180e1086SBarry Smith int *rowners,*cowners; /* ranges owned by each processor */ 108c386bf4SBarry Smith int rstart,rend; /* starting and ending owned rows */ 118c386bf4SBarry Smith int cstart,cend; /* starting and ending owned columns */ 128c386bf4SBarry Smith Mat A,B; /* local submatrices: A (diag part), 138c386bf4SBarry Smith B (off-diag part) */ 148c386bf4SBarry Smith int size; /* size of communicator */ 158c386bf4SBarry Smith int rank; /* rank of proc in communicator */ 168c386bf4SBarry Smith 178c386bf4SBarry Smith /* The following variables are used for matrix assembly */ 188c386bf4SBarry Smith 197c922b88SBarry Smith PetscTruth donotstash; /* PETSC_TRUE if off processor entries dropped */ 208c386bf4SBarry Smith MPI_Request *send_waits; /* array of send requests */ 218c386bf4SBarry Smith MPI_Request *recv_waits; /* array of receive requests */ 228c386bf4SBarry Smith int nsends,nrecvs; /* numbers of sends and receives */ 23ea709b57SSatish Balay PetscScalar *svalues,*rvalues; /* sending and receiving data */ 248c386bf4SBarry Smith int rmax; /* maximum message length */ 25ac2a4f0dSBarry Smith #if defined (PETSC_USE_CTABLE) 26ac2a4f0dSBarry Smith PetscTable colmap; 2732b39ab2SSatish Balay #else 288c386bf4SBarry Smith int *colmap; /* local col number of off-diag col */ 2932b39ab2SSatish Balay #endif 30b0a32e0cSBarry Smith int *garray; /* global index of all off-processor columns */ 318c386bf4SBarry Smith 328c386bf4SBarry Smith /* The following variables are used for matrix-vector products */ 338c386bf4SBarry Smith 348c386bf4SBarry Smith Vec lvec; /* local vector */ 358c386bf4SBarry Smith VecScatter Mvctx; /* scatter context for vector */ 367c922b88SBarry Smith PetscTruth roworiented; /* if true, row-oriented input, default true */ 373369ce9aSBarry Smith 383369ce9aSBarry Smith /* The following variables are for MatGetRow() */ 393369ce9aSBarry Smith 403369ce9aSBarry Smith int *rowindices; /* column indices for row */ 41ea709b57SSatish Balay PetscScalar *rowvalues; /* nonzero values in row */ 423369ce9aSBarry Smith PetscTruth getrowactive; /* indicates MatGetRow(), not restored */ 43b0a32e0cSBarry Smith 44180e1086SBarry Smith } Mat_MPIAIJ; 453369ce9aSBarry Smith 46ff134f7aSHong Zhang typedef struct { /* used by MatMatMult_MPIAIJ_MPIAIJ for reusing symbolic mat product */ 47ff134f7aSHong Zhang IS isrowa,isrowb,iscolb; 4897c2bf28SHong Zhang Mat A_loc,B_seq,C_seq; 49ff134f7aSHong Zhang int brstart; /* starting owned rows of B in matrix bseq[0]; brend = brstart+B->m */ 50ff134f7aSHong Zhang } Mat_MatMatMultMPI; 51ff134f7aSHong Zhang 52*b90dcfe3SHong Zhang typedef struct { /* used by MatMerge_SeqsToMPI for reusing the merged matrix */ 53*b90dcfe3SHong Zhang PetscMap rowmap; 54*b90dcfe3SHong Zhang int nrecv,nsend,*id_r,*bi,*bj,**ijbuf_r; 55*b90dcfe3SHong Zhang int *len_sra; /* array of length 2*size, len_sra[i]/len_sra[size+i] 56*b90dcfe3SHong Zhang store length of i-th send/recv matrix values */ 57*b90dcfe3SHong Zhang MatScalar *abuf_s; 58*b90dcfe3SHong Zhang Mat C_seq; /* too large to keep? */ 59*b90dcfe3SHong Zhang } Mat_Merge_SeqsToMPI; 60*b90dcfe3SHong Zhang 61dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetColoring_MPIAIJ(Mat,ISColoring); 62dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValuesAdic_MPIAIJ(Mat,void*); 63dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValuesAdifor_MPIAIJ(Mat,int,void*); 64dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetUpMultiply_MPIAIJ(Mat); 65dfbe8321SBarry Smith EXTERN PetscErrorCode DisAssemble_MPIAIJ(Mat); 66dfbe8321SBarry Smith EXTERN PetscErrorCode MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat *); 67dfbe8321SBarry Smith EXTERN PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat,int,IS [],int); 68dfbe8321SBarry Smith EXTERN PetscErrorCode MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring); 69dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetSubMatrices_MPIAIJ (Mat,int,const IS[],const IS[],MatReuse,Mat *[]); 70dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetSubMatrix_MPIAIJ (Mat,IS,IS,int,MatReuse,Mat *); 71dfbe8321SBarry Smith EXTERN PetscErrorCode MatLoad_MPIAIJ(PetscViewer,const MatType,Mat*); 72dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 73dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 74dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 75ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAP_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 76ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 77ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 78dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValues_MPIAIJ(Mat,int,const int[],int,const int[],const PetscScalar [],InsertMode); 79c0d3702cSSatish Balay 803a7fca6bSBarry Smith 8197304618SKris Buschelman #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_SINGLE) 82dfbe8321SBarry Smith EXTERN PetscErrorCode MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,MatFactorInfo*,Mat*); 8397304618SKris Buschelman #endif 8497304618SKris Buschelman 8597304618SKris Buschelman EXTERN_C_BEGIN 86dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetDiagonalBlock_MPIAIJ(Mat,PetscTruth *,MatReuse,Mat *); 87dfbe8321SBarry Smith EXTERN PetscErrorCode MatDiagonalScaleLocal_MPIAIJ(Mat,Vec); 8897304618SKris Buschelman EXTERN_C_END 893a7fca6bSBarry Smith 903369ce9aSBarry Smith #endif 91