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/**
* PaStiX CSC management routines.
*
* PaStiX is a software package provided by Inria Bordeaux - Sud-Ouest,
* LaBRI, University of Bordeaux 1 and IPB.
*
* @version 1.0.0
* @author Mathieu Faverge
* @author Pierre Ramet
* @author Xavier Lacoste
* @date 2011-11-11
* @precisions normal z -> c d s
*
**/
/*
File: pastix_fortran.c
Interface to the PaStiX API functions.
*/
#include "common.h"
#include "z_cscd_utils.h"
#define FORTRAN_NAME(nu,nl,pl,pc) \
void nl pl; \
void nu pl \
{ nl pc; } \
void nl ## _ pl \
{ nl pc; } \
void nl ## __ pl \
{ nl pc; }
/*
Struct: csc_data_
Contains the new CSCD
*/
struct csc_data_ {
pastix_int_t n;
pastix_int_t *colptr;
pastix_int_t *rows;
pastix_complex64_t *values;
pastix_complex64_t *rhs;
pastix_int_t nrhs;
pastix_int_t *perm;
pastix_int_t *l2g;
pastix_int_t dof;
};
/*
Typedef: csc_data_t
Type coresponding to the struct <csc_data_>
*/
typedef struct csc_data_ csc_data_t;
FORTRAN_NAME(Z_CSC_DISPATCH_FORTRAN,
z_csc_dispatch_fortran,
(csc_data_t **csc_data,
pastix_int_t *gN,
pastix_int_t *gcolptr,
pastix_int_t *grow,
pastix_complex64_t *gavals,
pastix_complex64_t *grhs,
pastix_int_t *gperm,
pastix_int_t *ginvp,
int *dispatch,
pastix_int_t *newn,
pastix_int_t *newnnz,
MPI_Fint *fortran_comm),
(csc_data,
gN,
gcolptr,
grow,
gavals,
grhs,
gperm,
ginvp,
dispatch,
newn,
newnnz,
fortran_comm))
void z_csc_dispatch_fortran(csc_data_t **csc_data,
pastix_int_t *gN,
pastix_int_t *gcolptr,
pastix_int_t *grow,
pastix_complex64_t *gavals,
pastix_complex64_t *grhs,
pastix_int_t *gperm,
pastix_int_t *ginvp,
int *dispatch,
pastix_int_t *newn,
pastix_int_t *newnnz,
MPI_Fint *fortran_comm)
{
MPI_Comm pastix_comm;
(void)fortran_comm;
pastix_comm = MPI_Comm_f2c(*fortran_comm);
MALLOC_INTERN(*csc_data, 1, struct csc_data_);
(*csc_data)->n = 0;
(*csc_data)->colptr = NULL;
(*csc_data)->rows = NULL;
(*csc_data)->values = NULL;
(*csc_data)->rhs = NULL;
(*csc_data)->perm = NULL;
(*csc_data)->l2g = NULL;
z_csc_dispatch(*gN, gcolptr, grow, gavals, grhs, gperm, ginvp,
&((*csc_data)->n), &((*csc_data)->colptr), &((*csc_data)->rows), &((*csc_data)->values),
&((*csc_data)->rhs), &((*csc_data)->perm),
&((*csc_data)->l2g), *dispatch, pastix_comm);
*newn = (*csc_data)->n;
*newnnz = (*csc_data)->colptr[(*csc_data)->n]-1;
}
FORTRAN_NAME(Z_CSC_DISPATCH_FORTRAN_END,
z_csc_dispatch_fortran_end,
(csc_data_t **csc_data,
pastix_int_t *lcolptr,
pastix_int_t *lrow,
pastix_complex64_t *lavals,
pastix_complex64_t *lrhs,
pastix_int_t *lperm,
pastix_int_t *l2g),
(csc_data,
lcolptr,
lrow,
lavals,
lrhs,
lperm,
l2g))
void z_csc_dispatch_fortran_end(csc_data_t **csc_data,
pastix_int_t *lcolptr,
pastix_int_t *lrow,
pastix_complex64_t *lavals,
pastix_complex64_t *lrhs,
pastix_int_t *lperm,
pastix_int_t *l2g)
{
pastix_int_t nnz = 0;
if ((*csc_data)->colptr != NULL) {
nnz = (*csc_data)->colptr[(*csc_data)->n]-1;
memcpy(lcolptr, (*csc_data)->colptr, (1+(*csc_data)->n)*sizeof(pastix_int_t));
free((*csc_data)->colptr);
}
if ((*csc_data)->rows != NULL) {
memcpy(lrow, (*csc_data)->rows, nnz*sizeof(pastix_int_t));
free((*csc_data)->rows);
}
if ((*csc_data)->values != NULL) {
memcpy(lavals, (*csc_data)->values, nnz*sizeof(pastix_complex64_t));
free((*csc_data)->values);
}
if ((*csc_data)->rhs != NULL) {
memcpy(lrhs, (*csc_data)->rhs, (*csc_data)->n*sizeof(pastix_complex64_t));
free((*csc_data)->rhs);
}
if ((*csc_data)->perm != NULL) {
memcpy(lperm, (*csc_data)->perm, (*csc_data)->n*sizeof(pastix_int_t));
free((*csc_data)->perm);
}
if ((*csc_data)->l2g != NULL) {
memcpy(l2g, (*csc_data)->l2g, (*csc_data)->n*sizeof(pastix_int_t));
free((*csc_data)->l2g);
}
}
FORTRAN_NAME(Z_CSCD_REDISPATCH_FORTRAN,
z_cscd_redispatch_fortran,
(csc_data_t **csc_data,
pastix_int_t *n,
pastix_int_t *ia,
pastix_int_t *ja,
pastix_complex64_t *a,
pastix_complex64_t *rhs,
pastix_int_t *nrhs,
pastix_int_t *l2g,
pastix_int_t *newn,
pastix_int_t *newl2g,
pastix_int_t *newnnz,
MPI_Fint *fortran_comm,
pastix_int_t *dof,
int *ierr),
(csc_data,
n,
ia,
ja,
a,
rhs,
nrhs,
l2g,
newn,
newl2g,
newnnz,
fortran_comm,
dof,
ierr))
void z_cscd_redispatch_fortran(csc_data_t **csc_data,
pastix_int_t *n,
pastix_int_t *ia,
pastix_int_t *ja,
pastix_complex64_t *a,
pastix_complex64_t *rhs,
pastix_int_t *nrhs,
pastix_int_t *l2g,
pastix_int_t *newn,
pastix_int_t *newl2g,
pastix_int_t *newnnz,
MPI_Fint *fortran_comm,
pastix_int_t *dof,
int *ierr)
{
MPI_Comm pastix_comm;
(void)newnnz; (void)fortran_comm;
pastix_comm = MPI_Comm_f2c(*fortran_comm);
MALLOC_INTERN(*csc_data, 1, struct csc_data_);
(*csc_data)->n = 0;
(*csc_data)->colptr = NULL;
(*csc_data)->rows = NULL;
(*csc_data)->values = NULL;
(*csc_data)->rhs = NULL;
(*csc_data)->nrhs = *nrhs;
(*csc_data)->perm = NULL;
(*csc_data)->l2g = NULL;
(*csc_data)->dof = *dof;
*ierr = z_cscd_redispatch(*n, ia, ja, a, rhs, *nrhs, l2g,
*newn, &((*csc_data)->colptr), &((*csc_data)->rows), &((*csc_data)->values), &((*csc_data)->rhs), newl2g,
pastix_comm, (*csc_data)->dof);
}
FORTRAN_NAME(Z_CSCD_REDISPATCH_FORTRAN_END,
z_cscd_redispatch_fortran_end,
(csc_data_t **csc_data,
pastix_int_t *dcolptr,
pastix_int_t *drow,
pastix_complex64_t *davals,
pastix_complex64_t *drhs),
(csc_data,
dcolptr,
drow,
davals,
drhs))
void z_cscd_redispatch_fortran_end(csc_data_t **csc_data,
pastix_int_t *dcolptr,
pastix_int_t *drow,
pastix_complex64_t *davals,
pastix_complex64_t *drhs)
{
pastix_int_t nnz = 0;
if ((*csc_data)->colptr != NULL) {
nnz = (*csc_data)->colptr[(*csc_data)->n]-1;
memcpy(dcolptr, (*csc_data)->colptr, (1+(*csc_data)->n)*sizeof(pastix_int_t));
free((*csc_data)->colptr);
}
if ((*csc_data)->rows != NULL) {
memcpy(drow, (*csc_data)->rows, nnz*sizeof(pastix_int_t));
free((*csc_data)->rows);
}
if ((*csc_data)->values != NULL) {
memcpy(davals, (*csc_data)->values,
(*csc_data)->dof*(*csc_data)->dof*nnz*sizeof(pastix_complex64_t));
free((*csc_data)->values);
}
if ((*csc_data)->rhs != NULL) {
memcpy(drhs, (*csc_data)->rhs, (*csc_data)->nrhs*(*csc_data)->n*sizeof(pastix_complex64_t));
free((*csc_data)->rhs);
}
memFree_null(*csc_data);
}