annotate src/fftw-3.3.5/kernel/ops.c @ 42:2cd0e3b3e1fd

Current fftw source
author Chris Cannam
date Tue, 18 Oct 2016 13:40:26 +0100
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Chris@42 1 /*
Chris@42 2 * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@42 3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@42 4 *
Chris@42 5 * This program is free software; you can redistribute it and/or modify
Chris@42 6 * it under the terms of the GNU General Public License as published by
Chris@42 7 * the Free Software Foundation; either version 2 of the License, or
Chris@42 8 * (at your option) any later version.
Chris@42 9 *
Chris@42 10 * This program is distributed in the hope that it will be useful,
Chris@42 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@42 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@42 13 * GNU General Public License for more details.
Chris@42 14 *
Chris@42 15 * You should have received a copy of the GNU General Public License
Chris@42 16 * along with this program; if not, write to the Free Software
Chris@42 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@42 18 *
Chris@42 19 */
Chris@42 20
Chris@42 21
Chris@42 22 #include "ifftw.h"
Chris@42 23
Chris@42 24 void X(ops_zero)(opcnt *dst)
Chris@42 25 {
Chris@42 26 dst->add = dst->mul = dst->fma = dst->other = 0;
Chris@42 27 }
Chris@42 28
Chris@42 29 void X(ops_cpy)(const opcnt *src, opcnt *dst)
Chris@42 30 {
Chris@42 31 *dst = *src;
Chris@42 32 }
Chris@42 33
Chris@42 34 void X(ops_other)(INT o, opcnt *dst)
Chris@42 35 {
Chris@42 36 X(ops_zero)(dst);
Chris@42 37 dst->other = o;
Chris@42 38 }
Chris@42 39
Chris@42 40 void X(ops_madd)(INT m, const opcnt *a, const opcnt *b, opcnt *dst)
Chris@42 41 {
Chris@42 42 dst->add = m * a->add + b->add;
Chris@42 43 dst->mul = m * a->mul + b->mul;
Chris@42 44 dst->fma = m * a->fma + b->fma;
Chris@42 45 dst->other = m * a->other + b->other;
Chris@42 46 }
Chris@42 47
Chris@42 48 void X(ops_add)(const opcnt *a, const opcnt *b, opcnt *dst)
Chris@42 49 {
Chris@42 50 X(ops_madd)(1, a, b, dst);
Chris@42 51 }
Chris@42 52
Chris@42 53 void X(ops_add2)(const opcnt *a, opcnt *dst)
Chris@42 54 {
Chris@42 55 X(ops_add)(a, dst, dst);
Chris@42 56 }
Chris@42 57
Chris@42 58 void X(ops_madd2)(INT m, const opcnt *a, opcnt *dst)
Chris@42 59 {
Chris@42 60 X(ops_madd)(m, a, dst, dst);
Chris@42 61 }
Chris@42 62