xref: /petsc/src/mat/impls/dense/mpi/mpidense.h (revision 320f2790d574cc2255cb4d463df0df828ded99b1)
18965ea79SLois Curfman McInnes 
2c6db04a5SJed Brown #include <../src/mat/impls/dense/seq/dense.h>
38965ea79SLois Curfman McInnes 
4052cd425SLois Curfman McInnes /*  Data stuctures for basic parallel dense matrix  */
5052cd425SLois Curfman McInnes 
6*320f2790SHong Zhang typedef struct { /* used by MatMatMult_MPIDense_MPIDense() */
7*320f2790SHong Zhang   Mat            Ae,Be,Ce;           /* matrix in Elemental format */
8*320f2790SHong Zhang   PetscErrorCode (*destroy)(Mat);
9*320f2790SHong Zhang } Mat_MatMultDense;
10*320f2790SHong Zhang 
11baa3c1c6SHong Zhang typedef struct { /* used by MatTransposeMatMult_MPIDense_MPIDense() */
12c5ef1628SHong Zhang   PetscScalar    *sendbuf,*atbarray;
13d5017740SHong Zhang   PetscMPIInt    *recvcounts;
14baa3c1c6SHong Zhang   PetscErrorCode (*destroy)(Mat);
15baa3c1c6SHong Zhang } Mat_TransMatMultDense;
16baa3c1c6SHong Zhang 
178965ea79SLois Curfman McInnes typedef struct {
1813f74950SBarry Smith   PetscInt    nvec;                     /* this is the n size for the vector one multiplies with */
19bad5519cSBarry Smith   Mat         A;                        /* local submatrix */
2013f74950SBarry Smith   PetscMPIInt size;                     /* size of communicator */
2113f74950SBarry Smith   PetscMPIInt rank;                     /* rank of proc in communicator */
22*320f2790SHong Zhang 
238965ea79SLois Curfman McInnes   /* The following variables are used for matrix assembly */
24ace3abfcSBarry Smith   PetscBool   donotstash;               /* Flag indicationg if values should be stashed */
258965ea79SLois Curfman McInnes   MPI_Request *send_waits;              /* array of send requests */
268965ea79SLois Curfman McInnes   MPI_Request *recv_waits;              /* array of receive requests */
2713f74950SBarry Smith   PetscInt    nsends,nrecvs;           /* numbers of sends and receives */
28ea709b57SSatish Balay   PetscScalar *svalues,*rvalues;       /* sending and receiving data */
2913f74950SBarry Smith   PetscInt    rmax;                     /* maximum message length */
308965ea79SLois Curfman McInnes 
318965ea79SLois Curfman McInnes   /* The following variables are used for matrix-vector products */
328965ea79SLois Curfman McInnes   Vec        lvec;                      /* local vector */
33bad5519cSBarry Smith   VecScatter Mvctx;                     /* scatter context for vector */
34ace3abfcSBarry Smith   PetscBool  roworiented;               /* if true, row oriented input (default) */
358949adfdSHong Zhang 
368949adfdSHong Zhang   Mat_MatTransMatMult   *atb;           /* used by MatTransposeMatMult_MPIAIJ_MPIDense */
37baa3c1c6SHong Zhang   Mat_TransMatMultDense *atbdense;      /* used by MatTransposeMatMult_MPIDense_MPIDense */
38*320f2790SHong Zhang   Mat_MatMultDense      *abdense;       /* used by MatMatMult_MPIDense_MPIDense */
398965ea79SLois Curfman McInnes } Mat_MPIDense;
4097304618SKris Buschelman 
415a576424SJed Brown PETSC_INTERN PetscErrorCode MatLoad_MPIDense(Mat,PetscViewer);
425a576424SJed Brown PETSC_INTERN PetscErrorCode MatSetUpMultiply_MPIDense(Mat);
435a576424SJed Brown PETSC_INTERN PetscErrorCode MatGetSubMatrices_MPIDense(Mat,PetscInt,const IS[],const IS[],MatReuse,Mat *[]);
445a576424SJed Brown PETSC_INTERN PetscErrorCode MatEqual_MPIDense(Mat,Mat,PetscBool*);
455a576424SJed Brown PETSC_INTERN PetscErrorCode MatMatMultSymbolic_MPIDense_MPIDense(Mat,Mat,PetscReal,Mat*);
465a576424SJed Brown PETSC_INTERN PetscErrorCode MatMatMult_MPIAIJ_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*);
475a576424SJed Brown PETSC_INTERN PetscErrorCode MatMatMultSymbolic_MPIAIJ_MPIDense(Mat,Mat,PetscReal,Mat*);
485a576424SJed Brown PETSC_INTERN PetscErrorCode MatMatMultNumeric_MPIAIJ_MPIDense(Mat,Mat,Mat);
49cb20be35SHong Zhang PETSC_INTERN PetscErrorCode MatTransposeMatMult_MPIDense_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*);
50cb20be35SHong Zhang PETSC_INTERN PetscErrorCode MatTransposeMatMultSymbolic_MPIDense_MPIDense(Mat,Mat,PetscReal,Mat*);
51cb20be35SHong Zhang PETSC_INTERN PetscErrorCode MatTransposeMatMultNumeric_MPIDense_MPIDense(Mat,Mat,Mat);
52*320f2790SHong Zhang 
53*320f2790SHong Zhang PETSC_INTERN PetscErrorCode MatMatMult_MPIDense_MPIDense(Mat,Mat,MatReuse,PetscReal,Mat*);
54*320f2790SHong Zhang PETSC_INTERN PetscErrorCode MatMatMultSymbolic_MPIDense_MPIDense(Mat,Mat,PetscReal,Mat*);
55*320f2790SHong Zhang PETSC_INTERN PetscErrorCode MatMatMultNumeric_MPIDense_MPIDense(Mat,Mat,Mat);
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