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annotate src/fftw-3.3.8/dft/codelet-dft.h @ 82:d0c2a83c1364

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Add FFTW 3.3.8 source, and a Linux build
author Chris Cannam
date Tue, 19 Nov 2019 14:52:55 +0000
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Chris@82 1 /*
Chris@82 2 * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@82 3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@82 4 *
Chris@82 5 * This program is free software; you can redistribute it and/or modify
Chris@82 6 * it under the terms of the GNU General Public License as published by
Chris@82 7 * the Free Software Foundation; either version 2 of the License, or
Chris@82 8 * (at your option) any later version.
Chris@82 9 *
Chris@82 10 * This program is distributed in the hope that it will be useful,
Chris@82 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@82 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@82 13 * GNU General Public License for more details.
Chris@82 14 *
Chris@82 15 * You should have received a copy of the GNU General Public License
Chris@82 16 * along with this program; if not, write to the Free Software
Chris@82 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@82 18 *
Chris@82 19 */
Chris@82 20
Chris@82 21
Chris@82 22 /*
Chris@82 23 * This header file must include every file or define every
Chris@82 24 * type or macro which is required to compile a codelet.
Chris@82 25 */
Chris@82 26
Chris@82 27 #ifndef __DFT_CODELET_H__
Chris@82 28 #define __DFT_CODELET_H__
Chris@82 29
Chris@82 30 #include "kernel/ifftw.h"
Chris@82 31
Chris@82 32 /**************************************************************
Chris@82 33 * types of codelets
Chris@82 34 **************************************************************/
Chris@82 35
Chris@82 36 /* DFT codelets */
Chris@82 37 typedef struct kdft_desc_s kdft_desc;
Chris@82 38
Chris@82 39 typedef struct {
Chris@82 40 int (*okp)(
Chris@82 41 const kdft_desc *desc,
Chris@82 42 const R *ri, const R *ii, const R *ro, const R *io,
Chris@82 43 INT is, INT os, INT vl, INT ivs, INT ovs,
Chris@82 44 const planner *plnr);
Chris@82 45 INT vl;
Chris@82 46 } kdft_genus;
Chris@82 47
Chris@82 48 struct kdft_desc_s {
Chris@82 49 INT sz; /* size of transform computed */
Chris@82 50 const char *nam;
Chris@82 51 opcnt ops;
Chris@82 52 const kdft_genus *genus;
Chris@82 53 INT is;
Chris@82 54 INT os;
Chris@82 55 INT ivs;
Chris@82 56 INT ovs;
Chris@82 57 };
Chris@82 58
Chris@82 59 typedef void (*kdft) (const R *ri, const R *ii, R *ro, R *io,
Chris@82 60 stride is, stride os, INT vl, INT ivs, INT ovs);
Chris@82 61 void X(kdft_register)(planner *p, kdft codelet, const kdft_desc *desc);
Chris@82 62
Chris@82 63
Chris@82 64 typedef struct ct_desc_s ct_desc;
Chris@82 65
Chris@82 66 typedef struct {
Chris@82 67 int (*okp)(
Chris@82 68 const struct ct_desc_s *desc,
Chris@82 69 const R *rio, const R *iio,
Chris@82 70 INT rs, INT vs, INT m, INT mb, INT me, INT ms,
Chris@82 71 const planner *plnr);
Chris@82 72 INT vl;
Chris@82 73 } ct_genus;
Chris@82 74
Chris@82 75 struct ct_desc_s {
Chris@82 76 INT radix;
Chris@82 77 const char *nam;
Chris@82 78 const tw_instr *tw;
Chris@82 79 const ct_genus *genus;
Chris@82 80 opcnt ops;
Chris@82 81 INT rs;
Chris@82 82 INT vs;
Chris@82 83 INT ms;
Chris@82 84 };
Chris@82 85
Chris@82 86 typedef void (*kdftw) (R *rioarray, R *iioarray, const R *W,
Chris@82 87 stride ios, INT mb, INT me, INT ms);
Chris@82 88 void X(kdft_dit_register)(planner *p, kdftw codelet, const ct_desc *desc);
Chris@82 89 void X(kdft_dif_register)(planner *p, kdftw codelet, const ct_desc *desc);
Chris@82 90
Chris@82 91
Chris@82 92 typedef void (*kdftwsq) (R *rioarray, R *iioarray,
Chris@82 93 const R *W, stride is, stride vs,
Chris@82 94 INT mb, INT me, INT ms);
Chris@82 95 void X(kdft_difsq_register)(planner *p, kdftwsq codelet, const ct_desc *desc);
Chris@82 96
Chris@82 97
Chris@82 98 extern const solvtab X(solvtab_dft_standard);
Chris@82 99 extern const solvtab X(solvtab_dft_sse2);
Chris@82 100 extern const solvtab X(solvtab_dft_avx);
Chris@82 101 extern const solvtab X(solvtab_dft_avx_128_fma);
Chris@82 102 extern const solvtab X(solvtab_dft_avx2);
Chris@82 103 extern const solvtab X(solvtab_dft_avx2_128);
Chris@82 104 extern const solvtab X(solvtab_dft_avx512);
Chris@82 105 extern const solvtab X(solvtab_dft_kcvi);
Chris@82 106 extern const solvtab X(solvtab_dft_altivec);
Chris@82 107 extern const solvtab X(solvtab_dft_vsx);
Chris@82 108 extern const solvtab X(solvtab_dft_neon);
Chris@82 109 extern const solvtab X(solvtab_dft_generic_simd128);
Chris@82 110 extern const solvtab X(solvtab_dft_generic_simd256);
Chris@82 111
Chris@82 112 #endif /* __DFT_CODELET_H__ */