xref: /petsc/src/mat/impls/baij/mpi/mpibaij.h (revision 4de5dcee1ec30f28daae377968e03f120d4a5a2a)
1e8823a70SSatish Balay 
279bdfe76SSatish Balay #if !defined(__MPIBAIJ_H)
379bdfe76SSatish Balay #define __MPIBAIJ_H
4c6db04a5SJed Brown #include <../src/mat/impls/baij/seq/baij.h>
582c86c8fSBarry Smith #include <petscctable.h>
679bdfe76SSatish Balay 
7aa482453SBarry Smith #if defined(PETSC_USE_CTABLE)
8c66d48e9SBarry Smith #define PETSCTABLE PetscTable
932b39ab2SSatish Balay #else
10b24ad042SBarry Smith #define PETSCTABLE PetscInt*
1132b39ab2SSatish Balay #endif
12e8823a70SSatish Balay 
136c6c5352SBarry Smith #define MPIBAIJHEADER \
14d0f46423SBarry Smith   PetscInt    *rangebs;                /* rmap->range/bs */                                    \
15899cda47SBarry Smith   PetscInt    rstartbs,rendbs,cstartbs,cendbs;    /* map values / bs  */                       \
161d18e487SKris Buschelman   Mat         A,B;                     /* local submatrices: A (diag part), B (off-diag part) */ \
17b24ad042SBarry Smith   PetscMPIInt size;                    /* size of communicator */                              \
18b24ad042SBarry Smith   PetscMPIInt rank;                    /* rank of proc in communicator */                      \
19521d7252SBarry Smith   PetscInt    bs2;                     /* block size, bs2 = bs*bs */                           \
20b24ad042SBarry Smith   PetscInt    Mbs,Nbs;                 /* number block rows/cols in matrix; M/bs, N/bs */      \
21b24ad042SBarry Smith   PetscInt    mbs,nbs;                 /* number block rows/cols on processor; m/bs, n/bs */   \
226c6c5352SBarry Smith                                                                                                \
236c6c5352SBarry Smith   /* The following variables are used for matrix assembly */                                   \
246c6c5352SBarry Smith                                                                                                \
25ace3abfcSBarry Smith   PetscBool   donotstash;               /* if 1, off processor entries dropped */              \
266c6c5352SBarry Smith   MPI_Request *send_waits;              /* array of send requests */                           \
276c6c5352SBarry Smith   MPI_Request *recv_waits;              /* array of receive requests */                        \
28b24ad042SBarry Smith   PetscInt    nsends,nrecvs;           /* numbers of sends and receives */                     \
296c6c5352SBarry Smith   MatScalar   *svalues,*rvalues;       /* sending and receiving data */                        \
30b24ad042SBarry Smith   PetscInt    rmax;                     /* maximum message length */                           \
316c6c5352SBarry Smith   PETSCTABLE  colmap;                   /* local col number of off-diag col */                 \
326c6c5352SBarry Smith                                                                                                \
33b24ad042SBarry Smith   PetscInt *garray;                    /* work array */                                        \
346c6c5352SBarry Smith                                                                                                \
356c6c5352SBarry Smith   /* The following variable is used by blocked matrix assembly */                              \
366c6c5352SBarry Smith   MatScalar *barray;                    /* Block array of size bs2 */                          \
376c6c5352SBarry Smith                                                                                                \
386c6c5352SBarry Smith   /* The following variables are used for matrix-vector products */                            \
396c6c5352SBarry Smith                                                                                                \
406c6c5352SBarry Smith   Vec        lvec;                 /* local vector */                                          \
416c6c5352SBarry Smith   VecScatter Mvctx;                /* scatter context for vector */                            \
42ace3abfcSBarry Smith   PetscBool  roworiented;          /* if true, row-oriented input, default true */             \
436c6c5352SBarry Smith                                                                                                \
446c6c5352SBarry Smith   /* The following variables are for MatGetRow() */                                            \
456c6c5352SBarry Smith                                                                                                \
46b24ad042SBarry Smith   PetscInt    *rowindices;         /* column indices for row */                                \
476c6c5352SBarry Smith   PetscScalar *rowvalues;          /* nonzero values in row */                                 \
48ace3abfcSBarry Smith   PetscBool   getrowactive;        /* indicates MatGetRow(), not restored */                   \
496c6c5352SBarry Smith                                                                                                \
506c6c5352SBarry Smith   /* Some variables to make MatSetValues and others more efficient */                          \
51b24ad042SBarry Smith   PetscInt  rstart_bs,rend_bs;                                                                 \
52b24ad042SBarry Smith   PetscInt  cstart_bs,cend_bs;                                                                 \
53b24ad042SBarry Smith   PetscInt  *ht;                          /* Hash table to speed up matrix assembly */         \
546c6c5352SBarry Smith   MatScalar **hd;                         /* Hash table data */                                \
55b24ad042SBarry Smith   PetscInt  ht_size;                                                                           \
56b24ad042SBarry Smith   PetscInt  ht_total_ct,ht_insert_ct;     /* Hash table statistics */                          \
57ace3abfcSBarry Smith   PetscBool ht_flag;                      /* Flag to indicate if hash tables are used */       \
586c6c5352SBarry Smith   double    ht_fact;                      /* Factor to determine the HT size */                \
596c6c5352SBarry Smith                                                                                                \
60b24ad042SBarry Smith   PetscInt  setvalueslen;       /* only used for single precision computations */              \
617a868f3eSHong Zhang   MatScalar *setvaluescopy;     /* area double precision values in MatSetValuesXXX() are copied*/ \
627a868f3eSHong Zhang                                 /* before calling MatSetValuesXXX_MPIBAIJ_MatScalar() */       \
637a868f3eSHong Zhang   PetscBool ijonly              /* used in  MatGetSubMatrices_MPIBAIJ_local() for getting ij structure only */
64ab9863d7SBarry Smith 
656c6c5352SBarry Smith typedef struct {
661d18e487SKris Buschelman   MPIBAIJHEADER;
67e8823a70SSatish Balay } Mat_MPIBAIJ;
6879bdfe76SSatish Balay 
695a576424SJed Brown PETSC_INTERN PetscErrorCode MatLoad_MPIBAIJ(Mat,PetscViewer);
705a576424SJed Brown PETSC_INTERN PetscErrorCode MatCreateColmap_MPIBAIJ_Private(Mat);
715a576424SJed Brown PETSC_INTERN PetscErrorCode MatGetSubMatrices_MPIBAIJ(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat*[]);
725a576424SJed Brown PETSC_INTERN PetscErrorCode MatGetSubMatrices_MPIBAIJ_local(Mat,PetscInt,const IS[],const IS[],MatReuse,PetscBool*,PetscBool*,Mat*);
735a576424SJed Brown PETSC_INTERN PetscErrorCode MatGetSubMatrix_MPIBAIJ_Private(Mat,IS,IS,PetscInt,MatReuse,Mat*);
74e8271787SHong Zhang PETSC_INTERN PetscErrorCode MatGetMultiProcBlock_MPIBAIJ(Mat,MPI_Comm,MatReuse,Mat*);
755a576424SJed Brown PETSC_INTERN PetscErrorCode MatIncreaseOverlap_MPIBAIJ(Mat,PetscInt,IS[],PetscInt);
765a576424SJed Brown PETSC_INTERN PetscErrorCode MatIncreaseOverlap_MPIBAIJ_Once(Mat,PetscInt,IS*);
7793dfae19SHong Zhang PETSC_INTERN PetscErrorCode MatFDColoringCreate_MPIXAIJ(Mat,ISColoring,MatFDColoring);
78f86b9fbaSHong Zhang PETSC_INTERN PetscErrorCode MatFDColoringSetUp_MPIXAIJ(Mat,ISColoring,MatFDColoring);
79d1e9a80fSBarry Smith PETSC_INTERN PetscErrorCode MatFDColoringApply_BAIJ(Mat,MatFDColoring,Vec,void*);
80*4de5dceeSHong Zhang 
81*4de5dceeSHong Zhang PETSC_INTERN PetscErrorCode MatAXPYGetPreallocation_MPIBAIJ(Mat,const PetscInt *,Mat,const PetscInt*,PetscInt*);
8279bdfe76SSatish Balay #endif
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