annotate src/fftw-3.3.3/kernel/ops.c @ 10:37bf6b4a2645

Add FFTW3
author Chris Cannam
date Wed, 20 Mar 2013 15:35:50 +0000
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Chris@10 1 /*
Chris@10 2 * Copyright (c) 2003, 2007-11 Matteo Frigo
Chris@10 3 * Copyright (c) 2003, 2007-11 Massachusetts Institute of Technology
Chris@10 4 *
Chris@10 5 * This program is free software; you can redistribute it and/or modify
Chris@10 6 * it under the terms of the GNU General Public License as published by
Chris@10 7 * the Free Software Foundation; either version 2 of the License, or
Chris@10 8 * (at your option) any later version.
Chris@10 9 *
Chris@10 10 * This program is distributed in the hope that it will be useful,
Chris@10 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@10 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@10 13 * GNU General Public License for more details.
Chris@10 14 *
Chris@10 15 * You should have received a copy of the GNU General Public License
Chris@10 16 * along with this program; if not, write to the Free Software
Chris@10 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@10 18 *
Chris@10 19 */
Chris@10 20
Chris@10 21
Chris@10 22 #include "ifftw.h"
Chris@10 23
Chris@10 24 void X(ops_zero)(opcnt *dst)
Chris@10 25 {
Chris@10 26 dst->add = dst->mul = dst->fma = dst->other = 0;
Chris@10 27 }
Chris@10 28
Chris@10 29 void X(ops_cpy)(const opcnt *src, opcnt *dst)
Chris@10 30 {
Chris@10 31 *dst = *src;
Chris@10 32 }
Chris@10 33
Chris@10 34 void X(ops_other)(INT o, opcnt *dst)
Chris@10 35 {
Chris@10 36 X(ops_zero)(dst);
Chris@10 37 dst->other = o;
Chris@10 38 }
Chris@10 39
Chris@10 40 void X(ops_madd)(INT m, const opcnt *a, const opcnt *b, opcnt *dst)
Chris@10 41 {
Chris@10 42 dst->add = m * a->add + b->add;
Chris@10 43 dst->mul = m * a->mul + b->mul;
Chris@10 44 dst->fma = m * a->fma + b->fma;
Chris@10 45 dst->other = m * a->other + b->other;
Chris@10 46 }
Chris@10 47
Chris@10 48 void X(ops_add)(const opcnt *a, const opcnt *b, opcnt *dst)
Chris@10 49 {
Chris@10 50 X(ops_madd)(1, a, b, dst);
Chris@10 51 }
Chris@10 52
Chris@10 53 void X(ops_add2)(const opcnt *a, opcnt *dst)
Chris@10 54 {
Chris@10 55 X(ops_add)(a, dst, dst);
Chris@10 56 }
Chris@10 57
Chris@10 58 void X(ops_madd2)(INT m, const opcnt *a, opcnt *dst)
Chris@10 59 {
Chris@10 60 X(ops_madd)(m, a, dst, dst);
Chris@10 61 }
Chris@10 62