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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 22:11:55 EDT 2003 */
#include "codelet-rdft.h"
/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 5 -name hc2rIII_5 -dft-III -include hc2rIII.h */
/*
* This function contains 12 FP additions, 7 FP multiplications,
* (or, 8 additions, 3 multiplications, 4 fused multiply/add),
* 18 stack variables, and 10 memory accesses
*/
/*
* Generator Id's :
* $Id: hc2rIII_5.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2rIII_5.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2rIII_5.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
*/
#include "hc2rIII.h"
static void hc2rIII_5(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs)
{
DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
DK(KP1_175570504, +1.175570504584946258337411909278145537195304875);
DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
int i;
for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) {
E Ta, Tc, T1, T4, T5, T6, Tb, T7;
{
E T8, T9, T2, T3;
T8 = ii[WS(iis, 1)];
T9 = ii[0];
Ta = FMA(KP1_902113032, T8, KP1_175570504 * T9);
Tc = FNMS(KP1_902113032, T9, KP1_175570504 * T8);
T1 = ri[WS(ris, 2)];
T2 = ri[WS(ris, 1)];
T3 = ri[0];
T4 = T2 + T3;
T5 = FMS(KP500000000, T4, T1);
T6 = KP1_118033988 * (T3 - T2);
}
O[0] = FMA(KP2_000000000, T4, T1);
Tb = T6 - T5;
O[WS(os, 2)] = Tb + Tc;
O[WS(os, 3)] = Tc - Tb;
T7 = T5 + T6;
O[WS(os, 1)] = T7 - Ta;
O[WS(os, 4)] = -(T7 + Ta);
}
}
static const khc2r_desc desc = { 5, "hc2rIII_5", {8, 3, 4, 0}, &GENUS, 0, 0, 0, 0, 0 };
void X(codelet_hc2rIII_5) (planner *p) {
X(khc2rIII_register) (p, hc2rIII_5, &desc);
}
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