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Diffstat (limited to 'src/fftw3/dft/codelet-dft.h')
-rw-r--r-- | src/fftw3/dft/codelet-dft.h | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/fftw3/dft/codelet-dft.h b/src/fftw3/dft/codelet-dft.h new file mode 100644 index 0000000..1a5d376 --- /dev/null +++ b/src/fftw3/dft/codelet-dft.h @@ -0,0 +1,113 @@ +/* + * Copyright (c) 2003 Matteo Frigo + * Copyright (c) 2003 Massachusetts Institute of Technology + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* $Id: codelet-dft.h,v 1.1 2008/10/17 06:11:08 scuri Exp $ */ + +/* + * This header file must include every file or define every + * type or macro which is required to compile a codelet. + */ + +#ifndef __CODELET_H__ +#define __CODELET_H__ + +#include "ifftw.h" + +/************************************************************** + * types of codelets + **************************************************************/ + +/* DFT codelets */ +typedef struct kdft_desc_s kdft_desc; + +typedef struct { + int (*okp)( + const kdft_desc *desc, + const R *ri, const R *ii, const R *ro, const R *io, + int is, int os, int vl, int ivs, int ovs, + const planner *plnr); + int vl; +} kdft_genus; + +struct kdft_desc_s { + int sz; /* size of transform computed */ + const char *nam; + opcnt ops; + const kdft_genus *genus; + int is; + int os; + int ivs; + int ovs; +}; + +typedef void (*kdft) (const R *ri, const R *ii, R *ro, R *io, + stride is, stride os, int vl, int ivs, int ovs); +void X(kdft_register)(planner *p, kdft codelet, const kdft_desc *desc); + + +typedef struct ct_desc_s ct_desc; + +typedef struct { + int (*okp)( + const struct ct_desc_s *desc, + const R *rio, const R *iio, int ios, int vs, int m, int dist, + const planner *plnr); + int vl; +} ct_genus; + +struct ct_desc_s { + int radix; + const char *nam; + const tw_instr *tw; + opcnt ops; + const ct_genus *genus; + int s1; + int s2; + int dist; +}; + +typedef const R *(*kdft_dit) (R *rioarray, R *iioarray, const R *W, + stride ios, int m, int dist); +void X(kdft_dit_register)(planner *p, kdft_dit codelet, const ct_desc *desc); + + +typedef const R *(*kdft_difsq) (R *rioarray, R *iioarray, + const R *W, stride is, stride vs, + int m, int dist); +void X(kdft_difsq_register)(planner *p, kdft_difsq codelet, + const ct_desc *desc); + + +typedef const R *(*kdft_dif) (R *rioarray, R *iioarray, const R *W, + stride ios, int m, int dist); +void X(kdft_dif_register)(planner *p, kdft_dif codelet, const ct_desc *desc); + +extern const solvtab X(solvtab_dft_standard); +extern const solvtab X(solvtab_dft_inplace); + +#if HAVE_K7 +extern const solvtab X(solvtab_dft_k7); +#endif + +#if HAVE_SIMD +extern const solvtab X(solvtab_dft_simd); +#endif + +#endif /* __CODELET_H__ */ |