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n1_7.c

/*
 * Copyright (c) 2003, 2006 Matteo Frigo
 * Copyright (c) 2003, 2006 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  1 13:54:08 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_notw -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 7 -name n1_7 -include n.h */

/*
 * This function contains 60 FP additions, 42 FP multiplications,
 * (or, 18 additions, 0 multiplications, 42 fused multiply/add),
 * 51 stack variables, and 28 memory accesses
 */
/*
 * Generator Id's : 
 * $Id: algsimp.ml,v 1.9 2006-02-12 23:34:12 athena Exp $
 * $Id: fft.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $
 * $Id: gen_notw.ml,v 1.30 2006-02-12 23:34:12 athena Exp $
 */

#include "n.h"

static void n1_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
{
     DK(KP974927912, +0.974927912181823607018131682993931217232785801);
     DK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DK(KP801937735, +0.801937735804838252472204639014890102331838324);
     DK(KP692021471, +0.692021471630095869627814897002069140197260599);
     DK(KP356895867, +0.356895867892209443894399510021300583399127187);
     DK(KP554958132, +0.554958132087371191422194871006410481067288862);
     INT i;
     for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) {
        E Tz, TP, Ty, TK, TN, TE, Tw, TF;
        {
             E T1, TI, T4, TG, Ta, TT, Tp, TH, T7, Tk, TJ, TO, Tu, Tb, TB;
             E Tg, Tl, Th, Ti;
             T1 = ri[0];
             Tz = ii[0];
             {
                E T5, T6, Te, Tf;
                {
                   E T2, T3, T8, T9;
                   T2 = ri[WS(is, 1)];
                   T3 = ri[WS(is, 6)];
                   T8 = ri[WS(is, 3)];
                   T9 = ri[WS(is, 4)];
                   T5 = ri[WS(is, 2)];
                   TI = T3 - T2;
                   T4 = T2 + T3;
                   TG = T9 - T8;
                   Ta = T8 + T9;
                   T6 = ri[WS(is, 5)];
                }
                Te = ii[WS(is, 2)];
                TT = FMA(KP554958132, TG, TI);
                Tp = FNMS(KP356895867, T4, Ta);
                TH = T6 - T5;
                T7 = T5 + T6;
                Tf = ii[WS(is, 5)];
                Tk = ii[WS(is, 3)];
                TJ = FNMS(KP554958132, TI, TH);
                TO = FMA(KP554958132, TH, TG);
                Tu = FNMS(KP356895867, Ta, T7);
                Tb = FNMS(KP356895867, T7, T4);
                TB = Te + Tf;
                Tg = Te - Tf;
                Tl = ii[WS(is, 4)];
                Th = ii[WS(is, 1)];
                Ti = ii[WS(is, 6)];
             }
             {
                E Tm, TA, Tj, TD, Ts, TL, Tx, TU, To, TR, Td, TM, Tv;
                {
                   E TC, TQ, Tn, Tc;
                   ro[0] = T1 + T4 + T7 + Ta;
                   TC = Tk + Tl;
                   Tm = Tk - Tl;
                   TA = Th + Ti;
                   Tj = Th - Ti;
                   TD = FNMS(KP356895867, TC, TB);
                   Ts = FMA(KP554958132, Tg, Tm);
                   TL = FNMS(KP356895867, TA, TC);
                   TQ = FNMS(KP356895867, TB, TA);
                   Tx = FNMS(KP554958132, Tj, Tg);
                   Tn = FMA(KP554958132, Tm, Tj);
                   io[0] = Tz + TA + TB + TC;
                   Tc = FNMS(KP692021471, Tb, Ta);
                   TU = FMA(KP801937735, TT, TH);
                   To = FMA(KP801937735, Tn, Tg);
                   TR = FNMS(KP692021471, TQ, TC);
                   Td = FNMS(KP900968867, Tc, T1);
                }
                {
                   E Tt, Tr, TS, Tq;
                   Tt = FNMS(KP801937735, Ts, Tj);
                   Tq = FNMS(KP692021471, Tp, T7);
                   TS = FNMS(KP900968867, TR, Tz);
                   ro[WS(os, 1)] = FMA(KP974927912, To, Td);
                   ro[WS(os, 6)] = FNMS(KP974927912, To, Td);
                   Tr = FNMS(KP900968867, Tq, T1);
                   io[WS(os, 6)] = FNMS(KP974927912, TU, TS);
                   io[WS(os, 1)] = FMA(KP974927912, TU, TS);
                   TP = FNMS(KP801937735, TO, TI);
                   ro[WS(os, 2)] = FMA(KP974927912, Tt, Tr);
                   ro[WS(os, 5)] = FNMS(KP974927912, Tt, Tr);
                   TM = FNMS(KP692021471, TL, TB);
                }
                Ty = FNMS(KP801937735, Tx, Tm);
                Tv = FNMS(KP692021471, Tu, T4);
                TK = FNMS(KP801937735, TJ, TG);
                TN = FNMS(KP900968867, TM, Tz);
                TE = FNMS(KP692021471, TD, TA);
                Tw = FNMS(KP900968867, Tv, T1);
             }
        }
        io[WS(os, 5)] = FNMS(KP974927912, TP, TN);
        io[WS(os, 2)] = FMA(KP974927912, TP, TN);
        TF = FNMS(KP900968867, TE, Tz);
        ro[WS(os, 3)] = FMA(KP974927912, Ty, Tw);
        ro[WS(os, 4)] = FNMS(KP974927912, Ty, Tw);
        io[WS(os, 4)] = FNMS(KP974927912, TK, TF);
        io[WS(os, 3)] = FMA(KP974927912, TK, TF);
     }
}

static const kdft_desc desc = { 7, "n1_7", {18, 0, 42, 0}, &GENUS, 0, 0, 0, 0 };
void X(codelet_n1_7) (planner *p) {
     X(kdft_register) (p, n1_7, &desc);
}

#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_notw -compact -variables 4 -pipeline-latency 4 -n 7 -name n1_7 -include n.h */

/*
 * This function contains 60 FP additions, 36 FP multiplications,
 * (or, 36 additions, 12 multiplications, 24 fused multiply/add),
 * 25 stack variables, and 28 memory accesses
 */
/*
 * Generator Id's : 
 * $Id: algsimp.ml,v 1.9 2006-02-12 23:34:12 athena Exp $
 * $Id: fft.ml,v 1.4 2006-01-05 03:04:27 stevenj Exp $
 * $Id: gen_notw.ml,v 1.30 2006-02-12 23:34:12 athena Exp $
 */

#include "n.h"

static void n1_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
{
     DK(KP222520933, +0.222520933956314404288902564496794759466355569);
     DK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DK(KP623489801, +0.623489801858733530525004884004239810632274731);
     DK(KP433883739, +0.433883739117558120475768332848358754609990728);
     DK(KP781831482, +0.781831482468029808708444526674057750232334519);
     DK(KP974927912, +0.974927912181823607018131682993931217232785801);
     INT i;
     for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) {
        E T1, Tu, T4, Tq, Te, Tx, T7, Ts, Tk, Tv, Ta, Tr, Th, Tw;
        T1 = ri[0];
        Tu = ii[0];
        {
             E T2, T3, Tc, Td;
             T2 = ri[WS(is, 1)];
             T3 = ri[WS(is, 6)];
             T4 = T2 + T3;
             Tq = T3 - T2;
             Tc = ii[WS(is, 1)];
             Td = ii[WS(is, 6)];
             Te = Tc - Td;
             Tx = Tc + Td;
        }
        {
             E T5, T6, Ti, Tj;
             T5 = ri[WS(is, 2)];
             T6 = ri[WS(is, 5)];
             T7 = T5 + T6;
             Ts = T6 - T5;
             Ti = ii[WS(is, 2)];
             Tj = ii[WS(is, 5)];
             Tk = Ti - Tj;
             Tv = Ti + Tj;
        }
        {
             E T8, T9, Tf, Tg;
             T8 = ri[WS(is, 3)];
             T9 = ri[WS(is, 4)];
             Ta = T8 + T9;
             Tr = T9 - T8;
             Tf = ii[WS(is, 3)];
             Tg = ii[WS(is, 4)];
             Th = Tf - Tg;
             Tw = Tf + Tg;
        }
        ro[0] = T1 + T4 + T7 + Ta;
        io[0] = Tu + Tx + Tv + Tw;
        {
             E Tl, Tb, TB, TC;
             Tl = FNMS(KP781831482, Th, KP974927912 * Te) - (KP433883739 * Tk);
             Tb = FMA(KP623489801, Ta, T1) + FNMA(KP900968867, T7, KP222520933 * T4);
             ro[WS(os, 5)] = Tb - Tl;
             ro[WS(os, 2)] = Tb + Tl;
             TB = FNMS(KP781831482, Tr, KP974927912 * Tq) - (KP433883739 * Ts);
             TC = FMA(KP623489801, Tw, Tu) + FNMA(KP900968867, Tv, KP222520933 * Tx);
             io[WS(os, 2)] = TB + TC;
             io[WS(os, 5)] = TC - TB;
        }
        {
             E Tn, Tm, Tz, TA;
             Tn = FMA(KP781831482, Te, KP974927912 * Tk) + (KP433883739 * Th);
             Tm = FMA(KP623489801, T4, T1) + FNMA(KP900968867, Ta, KP222520933 * T7);
             ro[WS(os, 6)] = Tm - Tn;
             ro[WS(os, 1)] = Tm + Tn;
             Tz = FMA(KP781831482, Tq, KP974927912 * Ts) + (KP433883739 * Tr);
             TA = FMA(KP623489801, Tx, Tu) + FNMA(KP900968867, Tw, KP222520933 * Tv);
             io[WS(os, 1)] = Tz + TA;
             io[WS(os, 6)] = TA - Tz;
        }
        {
             E Tp, To, Tt, Ty;
             Tp = FMA(KP433883739, Te, KP974927912 * Th) - (KP781831482 * Tk);
             To = FMA(KP623489801, T7, T1) + FNMA(KP222520933, Ta, KP900968867 * T4);
             ro[WS(os, 4)] = To - Tp;
             ro[WS(os, 3)] = To + Tp;
             Tt = FMA(KP433883739, Tq, KP974927912 * Tr) - (KP781831482 * Ts);
             Ty = FMA(KP623489801, Tv, Tu) + FNMA(KP222520933, Tw, KP900968867 * Tx);
             io[WS(os, 3)] = Tt + Ty;
             io[WS(os, 4)] = Ty - Tt;
        }
     }
}

static const kdft_desc desc = { 7, "n1_7", {36, 12, 24, 0}, &GENUS, 0, 0, 0, 0 };
void X(codelet_n1_7) (planner *p) {
     X(kdft_register) (p, n1_7, &desc);
}

#endif                        /* HAVE_FMA */

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