annotate src/fftw-3.3.5/libbench2/dotens2.c @ 42:2cd0e3b3e1fd

Current fftw source
author Chris Cannam
date Tue, 18 Oct 2016 13:40:26 +0100
parents
children
rev   line source
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 "verify.h"
Chris@42 23
Chris@42 24 static void recur(int rnk, const bench_iodim *dims0, const bench_iodim *dims1,
Chris@42 25 dotens2_closure *k,
Chris@42 26 int indx0, int ondx0, int indx1, int ondx1)
Chris@42 27 {
Chris@42 28 if (rnk == 0)
Chris@42 29 k->apply(k, indx0, ondx0, indx1, ondx1);
Chris@42 30 else {
Chris@42 31 int i, n = dims0[0].n;
Chris@42 32 int is0 = dims0[0].is;
Chris@42 33 int os0 = dims0[0].os;
Chris@42 34 int is1 = dims1[0].is;
Chris@42 35 int os1 = dims1[0].os;
Chris@42 36
Chris@42 37 BENCH_ASSERT(n == dims1[0].n);
Chris@42 38
Chris@42 39 for (i = 0; i < n; ++i) {
Chris@42 40 recur(rnk - 1, dims0 + 1, dims1 + 1, k,
Chris@42 41 indx0, ondx0, indx1, ondx1);
Chris@42 42 indx0 += is0; ondx0 += os0;
Chris@42 43 indx1 += is1; ondx1 += os1;
Chris@42 44 }
Chris@42 45 }
Chris@42 46 }
Chris@42 47
Chris@42 48 void bench_dotens2(const bench_tensor *sz0, const bench_tensor *sz1, dotens2_closure *k)
Chris@42 49 {
Chris@42 50 BENCH_ASSERT(sz0->rnk == sz1->rnk);
Chris@42 51 if (sz0->rnk == BENCH_RNK_MINFTY)
Chris@42 52 return;
Chris@42 53 recur(sz0->rnk, sz0->dims, sz1->dims, k, 0, 0, 0, 0);
Chris@42 54 }