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/*
* Copyright (c) 2003 Matteo Frigo
* Copyright (c) 2003 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Sat Jul 5 21:58:04 EDT 2003 */
#include "codelet-rdft.h"
/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_r2hc -compact -variables 4 -n 7 -name r2hcII_7 -dft-II -include r2hcII.h */
/*
* This function contains 24 FP additions, 18 FP multiplications,
* (or, 12 additions, 6 multiplications, 12 fused multiply/add),
* 20 stack variables, and 14 memory accesses
*/
/*
* Generator Id's :
* $Id: r2hcII_7.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
* $Id: r2hcII_7.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
* $Id: r2hcII_7.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
*/
#include "r2hcII.h"
static void r2hcII_7(const R *I, R *ro, R *io, stride is, stride ros, stride ios, int v, int ivs, int ovs)
{
DK(KP900968867, +0.900968867902419126236102319507445051165919162);
DK(KP222520933, +0.222520933956314404288902564496794759466355569);
DK(KP623489801, +0.623489801858733530525004884004239810632274731);
DK(KP433883739, +0.433883739117558120475768332848358754609990728);
DK(KP974927912, +0.974927912181823607018131682993931217232785801);
DK(KP781831482, +0.781831482468029808708444526674057750232334519);
int i;
for (i = v; i > 0; i = i - 1, I = I + ivs, ro = ro + ovs, io = io + ovs) {
E T1, Ta, Td, T4, Tb, T7, Tc, T8, T9;
T1 = I[0];
T8 = I[WS(is, 1)];
T9 = I[WS(is, 6)];
Ta = T8 - T9;
Td = T8 + T9;
{
E T2, T3, T5, T6;
T2 = I[WS(is, 2)];
T3 = I[WS(is, 5)];
T4 = T2 - T3;
Tb = T2 + T3;
T5 = I[WS(is, 3)];
T6 = I[WS(is, 4)];
T7 = T5 - T6;
Tc = T5 + T6;
}
io[0] = -(FMA(KP781831482, Tb, KP974927912 * Tc) + (KP433883739 * Td));
io[WS(ios, 1)] = FNMS(KP974927912, Td, KP781831482 * Tc) - (KP433883739 * Tb);
ro[0] = FMA(KP623489801, T4, T1) + FMA(KP222520933, T7, KP900968867 * Ta);
io[WS(ios, 2)] = FNMS(KP781831482, Td, KP974927912 * Tb) - (KP433883739 * Tc);
ro[WS(ros, 2)] = FMA(KP900968867, T7, T1) + FNMA(KP623489801, Ta, KP222520933 * T4);
ro[WS(ros, 1)] = FMA(KP222520933, Ta, T1) + FNMA(KP623489801, T7, KP900968867 * T4);
ro[WS(ros, 3)] = T1 + T4 - (T7 + Ta);
}
}
static const kr2hc_desc desc = { 7, "r2hcII_7", {12, 6, 12, 0}, &GENUS, 0, 0, 0, 0, 0 };
void X(codelet_r2hcII_7) (planner *p) {
X(kr2hcII_register) (p, r2hcII_7, &desc);
}
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