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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 22:12:00 EDT 2003 */
#include "codelet-rdft.h"
/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 7 -name hc2rIII_7 -dft-III -include hc2rIII.h */
/*
* This function contains 24 FP additions, 19 FP multiplications,
* (or, 9 additions, 4 multiplications, 15 fused multiply/add),
* 21 stack variables, and 14 memory accesses
*/
/*
* Generator Id's :
* $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
*/
#include "hc2rIII.h"
static void hc2rIII_7(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_246979603, +1.246979603717467061050009768008479621264549462);
DK(KP1_801937735, +1.801937735804838252472204639014890102331838324);
DK(KP445041867, +0.445041867912628808577805128993589518932711138);
DK(KP867767478, +0.867767478235116240951536665696717509219981456);
DK(KP1_949855824, +1.949855824363647214036263365987862434465571601);
DK(KP1_563662964, +1.563662964936059617416889053348115500464669037);
int i;
for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) {
E T9, Td, Tb, T1, T4, T2, T3, T5, Tc, Ta, T6, T8, T7;
T6 = ii[WS(iis, 2)];
T8 = ii[0];
T7 = ii[WS(iis, 1)];
T9 = FMA(KP1_563662964, T6, KP1_949855824 * T7) + (KP867767478 * T8);
Td = FNMS(KP1_949855824, T8, KP1_563662964 * T7) - (KP867767478 * T6);
Tb = FNMS(KP1_563662964, T8, KP1_949855824 * T6) - (KP867767478 * T7);
T1 = ri[WS(ris, 3)];
T4 = ri[0];
T2 = ri[WS(ris, 2)];
T3 = ri[WS(ris, 1)];
T5 = FMA(KP445041867, T3, KP1_801937735 * T4) + FNMA(KP1_246979603, T2, T1);
Tc = FMA(KP1_801937735, T2, KP445041867 * T4) + FNMA(KP1_246979603, T3, T1);
Ta = FMA(KP1_246979603, T4, T1) + FNMA(KP1_801937735, T3, KP445041867 * T2);
O[WS(os, 1)] = T5 - T9;
O[WS(os, 6)] = -(T5 + T9);
O[WS(os, 4)] = Td - Tc;
O[WS(os, 3)] = Tc + Td;
O[WS(os, 5)] = Tb - Ta;
O[WS(os, 2)] = Ta + Tb;
O[0] = FMA(KP2_000000000, T2 + T3 + T4, T1);
}
}
static const khc2r_desc desc = { 7, "hc2rIII_7", {9, 4, 15, 0}, &GENUS, 0, 0, 0, 0, 0 };
void X(codelet_hc2rIII_7) (planner *p) {
X(khc2rIII_register) (p, hc2rIII_7, &desc);
}
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