Chris@42: /*
Chris@42:  * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@42:  * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@42:  *
Chris@42:  * This program is free software; you can redistribute it and/or modify
Chris@42:  * it under the terms of the GNU General Public License as published by
Chris@42:  * the Free Software Foundation; either version 2 of the License, or
Chris@42:  * (at your option) any later version.
Chris@42:  *
Chris@42:  * This program is distributed in the hope that it will be useful,
Chris@42:  * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@42:  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
Chris@42:  * GNU General Public License for more details.
Chris@42:  *
Chris@42:  * You should have received a copy of the GNU General Public License
Chris@42:  * along with this program; if not, write to the Free Software
Chris@42:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
Chris@42:  *
Chris@42:  */
Chris@42: 
Chris@42: #include "ifftw-mpi.h"
Chris@42: 
Chris@42: /* problem.c: */
Chris@42: typedef struct {
Chris@42:      problem super;
Chris@42:      dtensor *sz;
Chris@42:      INT vn; /* vector length (vector stride 1) */
Chris@42:      R *I, *O; /* contiguous interleaved arrays */
Chris@42: 
Chris@42:      
Chris@42:      unsigned flags; /* TRANSPOSED_IN/OUT meaningful for rnk>1 only
Chris@42: 			SCRAMBLED_IN/OUT meaningful for 1d transforms only */
Chris@42: 
Chris@42:      MPI_Comm comm;
Chris@42: 
Chris@42: #if defined(STRUCT_HACK_KR)
Chris@42:      rdft_kind kind[1];
Chris@42: #elif defined(STRUCT_HACK_C99)
Chris@42:      rdft_kind kind[];
Chris@42: #else
Chris@42:      rdft_kind *kind;
Chris@42: #endif
Chris@42: } problem_mpi_rdft;
Chris@42: 
Chris@42: problem *XM(mkproblem_rdft)(const dtensor *sz, INT vn,
Chris@42: 			    R *I, R *O, MPI_Comm comm, 
Chris@42: 			    const rdft_kind *kind, unsigned flags);
Chris@42: problem *XM(mkproblem_rdft_d)(dtensor *sz, INT vn,
Chris@42: 			      R *I, R *O, MPI_Comm comm, 
Chris@42: 			      const rdft_kind *kind, unsigned flags);
Chris@42: 
Chris@42: /* solve.c: */
Chris@42: void XM(rdft_solve)(const plan *ego_, const problem *p_);
Chris@42: 
Chris@42: /* plans have same operands as rdft plans, so just re-use */
Chris@42: typedef plan_rdft plan_mpi_rdft;
Chris@42: #define MKPLAN_MPI_RDFT(type, adt, apply) \
Chris@42:   (type *)X(mkplan_rdft)(sizeof(type), adt, apply)
Chris@42: 
Chris@42: int XM(rdft_serial_applicable)(const problem_mpi_rdft *p);
Chris@42: 
Chris@42: /* various solvers */
Chris@42: void XM(rdft_rank_geq2_register)(planner *p);
Chris@42: void XM(rdft_rank_geq2_transposed_register)(planner *p);
Chris@42: void XM(rdft_serial_register)(planner *p);
Chris@42: void XM(rdft_rank1_bigvec_register)(planner *p);