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 46*ff134f7aSHong Zhang typedef struct { /* used by MatMatMult_MPIAIJ_MPIAIJ for reusing symbolic mat product */ 47*ff134f7aSHong Zhang IS isrowa,isrowb,iscolb; 48*ff134f7aSHong Zhang Mat *aseq,*bseq,C_seq; /* A_seq=aseq[0], B_seq=bseq[0] */ 49*ff134f7aSHong Zhang int brstart; /* starting owned rows of B in matrix bseq[0]; brend = brstart+B->m */ 50*ff134f7aSHong Zhang } Mat_MatMatMultMPI; 51*ff134f7aSHong Zhang 52dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetColoring_MPIAIJ(Mat,ISColoring); 53dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValuesAdic_MPIAIJ(Mat,void*); 54dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValuesAdifor_MPIAIJ(Mat,int,void*); 55dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetUpMultiply_MPIAIJ(Mat); 56dfbe8321SBarry Smith EXTERN PetscErrorCode DisAssemble_MPIAIJ(Mat); 57dfbe8321SBarry Smith EXTERN PetscErrorCode MatDuplicate_MPIAIJ(Mat,MatDuplicateOption,Mat *); 58dfbe8321SBarry Smith EXTERN PetscErrorCode MatIncreaseOverlap_MPIAIJ(Mat,int,IS [],int); 59dfbe8321SBarry Smith EXTERN PetscErrorCode MatFDColoringCreate_MPIAIJ(Mat,ISColoring,MatFDColoring); 60dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetSubMatrices_MPIAIJ (Mat,int,const IS[],const IS[],MatReuse,Mat *[]); 61dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetSubMatrix_MPIAIJ (Mat,IS,IS,int,MatReuse,Mat *); 62dfbe8321SBarry Smith EXTERN PetscErrorCode MatLoad_MPIAIJ(PetscViewer,const MatType,Mat*); 63dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMult_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 64dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 65dfbe8321SBarry Smith EXTERN PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 66*ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAP_MPIAIJ_MPIAIJ(Mat,Mat,MatReuse,PetscReal,Mat*); 67*ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAPSymbolic_MPIAIJ_MPIAIJ(Mat,Mat,PetscReal,Mat*); 68*ff134f7aSHong Zhang EXTERN PetscErrorCode MatPtAPNumeric_MPIAIJ_MPIAIJ(Mat,Mat,Mat); 69dfbe8321SBarry Smith EXTERN PetscErrorCode MatSetValues_MPIAIJ(Mat,int,const int[],int,const int[],const PetscScalar [],InsertMode); 70c0d3702cSSatish Balay 713a7fca6bSBarry Smith 7297304618SKris Buschelman #if !defined(PETSC_USE_COMPLEX) && !defined(PETSC_USE_SINGLE) 73dfbe8321SBarry Smith EXTERN PetscErrorCode MatLUFactorSymbolic_MPIAIJ_TFS(Mat,IS,IS,MatFactorInfo*,Mat*); 7497304618SKris Buschelman #endif 7597304618SKris Buschelman 7697304618SKris Buschelman EXTERN_C_BEGIN 77dfbe8321SBarry Smith EXTERN PetscErrorCode MatGetDiagonalBlock_MPIAIJ(Mat,PetscTruth *,MatReuse,Mat *); 78dfbe8321SBarry Smith EXTERN PetscErrorCode MatDiagonalScaleLocal_MPIAIJ(Mat,Vec); 7997304618SKris Buschelman EXTERN_C_END 803a7fca6bSBarry Smith 813369ce9aSBarry Smith #endif 82