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1 /*
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2 * Copyright (c) 2003, 2007-14 Matteo Frigo
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3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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4 *
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5 * This program is free software; you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation; either version 2 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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18 *
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19 */
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20
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21 #include "api/api.h"
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22 #include "dft/dft.h"
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23
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24 #define N0(nembed)((nembed) ? (nembed) : n)
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25
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26 X(plan) X(plan_many_dft)(int rank, const int *n,
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27 int howmany,
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28 C *in, const int *inembed,
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29 int istride, int idist,
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30 C *out, const int *onembed,
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31 int ostride, int odist, int sign, unsigned flags)
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32 {
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33 R *ri, *ii, *ro, *io;
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34
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35 if (!X(many_kosherp)(rank, n, howmany)) return 0;
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36
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37 EXTRACT_REIM(sign, in, &ri, &ii);
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38 EXTRACT_REIM(sign, out, &ro, &io);
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39
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40 return
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41 X(mkapiplan)(sign, flags,
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42 X(mkproblem_dft_d)(
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43 X(mktensor_rowmajor)(rank, n,
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44 N0(inembed), N0(onembed),
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45 2 * istride, 2 * ostride),
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46 X(mktensor_1d)(howmany, 2 * idist, 2 * odist),
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47 TAINT_UNALIGNED(ri, flags),
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48 TAINT_UNALIGNED(ii, flags),
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49 TAINT_UNALIGNED(ro, flags),
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50 TAINT_UNALIGNED(io, flags)));
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51 }
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