1 /*
2 * Copyright (c) 2003, 2007-14 Matteo Frigo
3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
18 *
19 */
20
21 #include "kernel/ifftw.h"
22
23 const INT X(an_INT_guaranteed_to_be_zero) = 0;
24
25 #ifdef PRECOMPUTE_ARRAY_INDICES
X(mkstride)26 stride X(mkstride)(INT n, INT s)
27 {
28 int i;
29 INT *p;
30
31 A(n >= 0);
32 p = (INT *) MALLOC((size_t)n * sizeof(INT), STRIDES);
33
34 for (i = 0; i < n; ++i)
35 p[i] = s * i;
36
37 return p;
38 }
39
X(stride_destroy)40 void X(stride_destroy)(stride p)
41 {
42 X(ifree0)(p);
43 }
44
45 #endif
46