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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 21:58:03 EDT 2003 */
#include "codelet-rdft.h"
/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_r2hc -compact -variables 4 -n 5 -name r2hcII_5 -dft-II -include r2hcII.h */
/*
* This function contains 12 FP additions, 6 FP multiplications,
* (or, 9 additions, 3 multiplications, 3 fused multiply/add),
* 17 stack variables, and 10 memory accesses
*/
/*
* Generator Id's :
* $Id: r2hcII_5.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
* $Id: r2hcII_5.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
* $Id: r2hcII_5.c,v 1.1 2008/10/17 06:12:34 scuri Exp $
*/
#include "r2hcII.h"
static void r2hcII_5(const R *I, R *ro, R *io, stride is, stride ros, stride ios, int v, int ivs, int ovs)
{
DK(KP250000000, +0.250000000000000000000000000000000000000000000);
DK(KP559016994, +0.559016994374947424102293417182819058860154590);
DK(KP951056516, +0.951056516295153572116439333379382143405698634);
DK(KP587785252, +0.587785252292473129168705954639072768597652438);
int i;
for (i = v; i > 0; i = i - 1, I = I + ivs, ro = ro + ovs, io = io + ovs) {
E T8, T3, T6, T9, Tc, Tb, T7, Ta;
T8 = I[0];
{
E T1, T2, T4, T5;
T1 = I[WS(is, 2)];
T2 = I[WS(is, 3)];
T3 = T1 - T2;
T4 = I[WS(is, 4)];
T5 = I[WS(is, 1)];
T6 = T4 - T5;
T9 = T3 + T6;
Tc = T4 + T5;
Tb = T1 + T2;
}
ro[WS(ros, 2)] = T8 + T9;
io[WS(ios, 1)] = FNMS(KP951056516, Tc, KP587785252 * Tb);
io[0] = -(FMA(KP951056516, Tb, KP587785252 * Tc));
T7 = KP559016994 * (T3 - T6);
Ta = FNMS(KP250000000, T9, T8);
ro[0] = T7 + Ta;
ro[WS(ros, 1)] = Ta - T7;
}
}
static const kr2hc_desc desc = { 5, "r2hcII_5", {9, 3, 3, 0}, &GENUS, 0, 0, 0, 0, 0 };
void X(codelet_r2hcII_5) (planner *p) {
X(kr2hcII_register) (p, r2hcII_5, &desc);
}
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