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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 22:11:11 EDT 2003 */
#include "codelet-rdft.h"
/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 9 -name hc2r_9 -include hc2r.h */
/*
* This function contains 32 FP additions, 18 FP multiplications,
* (or, 22 additions, 8 multiplications, 10 fused multiply/add),
* 35 stack variables, and 18 memory accesses
*/
/*
* Generator Id's :
* $Id: hc2r_9.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2r_9.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
* $Id: hc2r_9.c,v 1.1 2008/10/17 06:12:08 scuri Exp $
*/
#include "hc2r.h"
static void hc2r_9(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs)
{
DK(KP984807753, +0.984807753012208059366743024589523013670643252);
DK(KP173648177, +0.173648177666930348851716626769314796000375677);
DK(KP300767466, +0.300767466360870593278543795225003852144476517);
DK(KP1_705737063, +1.705737063904886419256501927880148143872040591);
DK(KP642787609, +0.642787609686539326322643409907263432907559884);
DK(KP766044443, +0.766044443118978035202392650555416673935832457);
DK(KP1_326827896, +1.326827896337876792410842639271782594433726619);
DK(KP1_113340798, +1.113340798452838732905825904094046265936583811);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
int i;
for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) {
E T3, Tq, Tc, Tk, Tj, T8, Tm, Ts, Th, Tr, Tw, Tx;
{
E Tb, T1, T2, T9, Ta;
Ta = ii[WS(iis, 3)];
Tb = KP1_732050807 * Ta;
T1 = ri[0];
T2 = ri[WS(ris, 3)];
T9 = T1 - T2;
T3 = FMA(KP2_000000000, T2, T1);
Tq = T9 + Tb;
Tc = T9 - Tb;
}
{
E T4, T7, Ti, Tg, Tl, Td;
T4 = ri[WS(ris, 1)];
Tk = ii[WS(iis, 1)];
{
E T5, T6, Te, Tf;
T5 = ri[WS(ris, 4)];
T6 = ri[WS(ris, 2)];
T7 = T5 + T6;
Ti = KP866025403 * (T5 - T6);
Te = ii[WS(iis, 4)];
Tf = ii[WS(iis, 2)];
Tg = KP866025403 * (Te + Tf);
Tj = Tf - Te;
}
T8 = T4 + T7;
Tl = FMA(KP500000000, Tj, Tk);
Tm = Ti + Tl;
Ts = Tl - Ti;
Td = FNMS(KP500000000, T7, T4);
Th = Td - Tg;
Tr = Td + Tg;
}
O[0] = FMA(KP2_000000000, T8, T3);
Tw = T3 - T8;
Tx = KP1_732050807 * (Tk - Tj);
O[WS(os, 3)] = Tw - Tx;
O[WS(os, 6)] = Tw + Tx;
{
E Tp, Tn, To, Tv, Tt, Tu;
Tp = FMA(KP1_113340798, Th, KP1_326827896 * Tm);
Tn = FNMS(KP642787609, Tm, KP766044443 * Th);
To = Tc - Tn;
O[WS(os, 1)] = FMA(KP2_000000000, Tn, Tc);
O[WS(os, 7)] = To + Tp;
O[WS(os, 4)] = To - Tp;
Tv = FMA(KP1_705737063, Tr, KP300767466 * Ts);
Tt = FNMS(KP984807753, Ts, KP173648177 * Tr);
Tu = Tq - Tt;
O[WS(os, 2)] = FMA(KP2_000000000, Tt, Tq);
O[WS(os, 8)] = Tu + Tv;
O[WS(os, 5)] = Tu - Tv;
}
}
}
static const khc2r_desc desc = { 9, "hc2r_9", {22, 8, 10, 0}, &GENUS, 0, 0, 0, 0, 0 };
void X(codelet_hc2r_9) (planner *p) {
X(khc2r_register) (p, hc2r_9, &desc);
}
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