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t1_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 13:58:15 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_twiddle -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 7 -name t1_7 -include t.h */

/*
 * This function contains 72 FP additions, 66 FP multiplications,
 * (or, 18 additions, 12 multiplications, 54 fused multiply/add),
 * 66 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_twiddle.ml,v 1.24 2006-02-12 23:34:12 athena Exp $
 */

#include "t.h"

static const R *t1_7(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DK(KP974927912, +0.974927912181823607018131682993931217232785801);
     DK(KP801937735, +0.801937735804838252472204639014890102331838324);
     DK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DK(KP692021471, +0.692021471630095869627814897002069140197260599);
     DK(KP554958132, +0.554958132087371191422194871006410481067288862);
     DK(KP356895867, +0.356895867892209443894399510021300583399127187);
     INT i;
     for (i = m; i > 0; i = i - 1, ri = ri + dist, ii = ii + dist, W = W + 12, MAKE_VOLATILE_STRIDE(ios)) {
        E T1c, T19, T1i, T18, T16, T1q, T1t, T1r, T1u, T1s;
        {
             E T1, TR, T1h, Te, Tt, Tw, T1a, TM, T1g, Tr, Tu, TS, Tz, TC, Ty;
             E Tv, TB;
             T1 = ri[0];
             T1c = ii[0];
             {
                E T9, Tc, TP, Ta, Tb, TO, T7;
                {
                   E T3, T6, T8, TN, T4, T2, T5;
                   T3 = ri[WS(ios, 1)];
                   T6 = ii[WS(ios, 1)];
                   T2 = W[0];
                   T9 = ri[WS(ios, 6)];
                   Tc = ii[WS(ios, 6)];
                   T8 = W[10];
                   TN = T2 * T6;
                   T4 = T2 * T3;
                   T5 = W[1];
                   TP = T8 * Tc;
                   Ta = T8 * T9;
                   Tb = W[11];
                   TO = FNMS(T5, T3, TN);
                   T7 = FMA(T5, T6, T4);
                }
                {
                   E Tg, Tj, Th, TI, Tm, Tp, Tl, Ti, To, TQ, Td, Tf;
                   Tg = ri[WS(ios, 2)];
                   TQ = FNMS(Tb, T9, TP);
                   Td = FMA(Tb, Tc, Ta);
                   Tj = ii[WS(ios, 2)];
                   Tf = W[2];
                   T19 = TO + TQ;
                   TR = TO - TQ;
                   T1h = Td - T7;
                   Te = T7 + Td;
                   Th = Tf * Tg;
                   TI = Tf * Tj;
                   Tm = ri[WS(ios, 5)];
                   Tp = ii[WS(ios, 5)];
                   Tl = W[8];
                   Ti = W[3];
                   To = W[9];
                   {
                        E TJ, Tk, TL, Tq, TK, Tn, Ts;
                        Tt = ri[WS(ios, 3)];
                        TK = Tl * Tp;
                        Tn = Tl * Tm;
                        TJ = FNMS(Ti, Tg, TI);
                        Tk = FMA(Ti, Tj, Th);
                        TL = FNMS(To, Tm, TK);
                        Tq = FMA(To, Tp, Tn);
                        Tw = ii[WS(ios, 3)];
                        Ts = W[4];
                        T1a = TJ + TL;
                        TM = TJ - TL;
                        T1g = Tq - Tk;
                        Tr = Tk + Tq;
                        Tu = Ts * Tt;
                        TS = Ts * Tw;
                   }
                   Tz = ri[WS(ios, 4)];
                   TC = ii[WS(ios, 4)];
                   Ty = W[6];
                   Tv = W[5];
                   TB = W[7];
                }
             }
             {
                E TF, TT, Tx, TV, TD, T1d, TU, TA;
                TF = FNMS(KP356895867, Tr, Te);
                TU = Ty * TC;
                TA = Ty * Tz;
                TT = FNMS(Tv, Tt, TS);
                Tx = FMA(Tv, Tw, Tu);
                TV = FNMS(TB, Tz, TU);
                TD = FMA(TB, TC, TA);
                T1d = FNMS(KP356895867, T1a, T19);
                {
                   E T1b, T15, T17, TW;
                   T17 = FNMS(KP554958132, TR, TM);
                   T1b = TT + TV;
                   TW = TT - TV;
                   {
                        E TE, T1l, T1e, T12;
                        T1i = TD - Tx;
                        TE = Tx + TD;
                        T1l = FNMS(KP356895867, T19, T1b);
                        T1e = FNMS(KP692021471, T1d, T1b);
                        ii[0] = T19 + T1a + T1b + T1c;
                        T12 = FMA(KP554958132, TM, TW);
                        {
                           E TX, T1o, T1j, T14;
                           TX = FMA(KP554958132, TW, TR);
                           T1o = FMA(KP554958132, T1g, T1i);
                           T1j = FMA(KP554958132, T1i, T1h);
                           T14 = FNMS(KP356895867, TE, Tr);
                           {
                              E TZ, TG, T1m, T1f;
                              TZ = FNMS(KP356895867, Te, TE);
                              TG = FNMS(KP692021471, TF, TE);
                              ri[0] = T1 + Te + Tr + TE;
                              T1m = FNMS(KP692021471, T1l, T1a);
                              T1f = FNMS(KP900968867, T1e, T1c);
                              {
                                   E T13, TY, T1p, T1k;
                                   T13 = FNMS(KP801937735, T12, TR);
                                   TY = FMA(KP801937735, TX, TM);
                                   T1p = FNMS(KP801937735, T1o, T1h);
                                   T1k = FMA(KP801937735, T1j, T1g);
                                   T15 = FNMS(KP692021471, T14, Te);
                                   {
                                      E T10, TH, T1n, T11;
                                      T10 = FNMS(KP692021471, TZ, Tr);
                                      TH = FNMS(KP900968867, TG, T1);
                                      T1n = FNMS(KP900968867, T1m, T1c);
                                      ii[WS(ios, 6)] = FNMS(KP974927912, T1k, T1f);
                                      ii[WS(ios, 1)] = FMA(KP974927912, T1k, T1f);
                                      T11 = FNMS(KP900968867, T10, T1);
                                      ri[WS(ios, 1)] = FMA(KP974927912, TY, TH);
                                      ri[WS(ios, 6)] = FNMS(KP974927912, TY, TH);
                                      ii[WS(ios, 5)] = FNMS(KP974927912, T1p, T1n);
                                      ii[WS(ios, 2)] = FMA(KP974927912, T1p, T1n);
                                      ri[WS(ios, 2)] = FMA(KP974927912, T13, T11);
                                      ri[WS(ios, 5)] = FNMS(KP974927912, T13, T11);
                                      T18 = FNMS(KP801937735, T17, TW);
                                   }
                              }
                           }
                        }
                   }
                   T16 = FNMS(KP900968867, T15, T1);
                   T1q = FNMS(KP356895867, T1b, T1a);
                   T1t = FNMS(KP554958132, T1h, T1g);
                }
             }
        }
        ri[WS(ios, 3)] = FMA(KP974927912, T18, T16);
        ri[WS(ios, 4)] = FNMS(KP974927912, T18, T16);
        T1r = FNMS(KP692021471, T1q, T19);
        T1u = FNMS(KP801937735, T1t, T1i);
        T1s = FNMS(KP900968867, T1r, T1c);
        ii[WS(ios, 4)] = FNMS(KP974927912, T1u, T1s);
        ii[WS(ios, 3)] = FMA(KP974927912, T1u, T1s);
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 7},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 7, "t1_7", twinstr, &GENUS, {18, 12, 54, 0}, 0, 0, 0 };

void X(codelet_t1_7) (planner *p) {
     X(kdft_dit_register) (p, t1_7, &desc);
}
#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_twiddle -compact -variables 4 -pipeline-latency 4 -n 7 -name t1_7 -include t.h */

/*
 * This function contains 72 FP additions, 60 FP multiplications,
 * (or, 36 additions, 24 multiplications, 36 fused multiply/add),
 * 29 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_twiddle.ml,v 1.24 2006-02-12 23:34:12 athena Exp $
 */

#include "t.h"

static const R *t1_7(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     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 = m; i > 0; i = i - 1, ri = ri + dist, ii = ii + dist, W = W + 12, MAKE_VOLATILE_STRIDE(ios)) {
        E T1, TR, Tc, TS, TC, TO, Tn, TT, TI, TP, Ty, TU, TF, TQ;
        T1 = ri[0];
        TR = ii[0];
        {
             E T6, TA, Tb, TB;
             {
                E T3, T5, T2, T4;
                T3 = ri[WS(ios, 1)];
                T5 = ii[WS(ios, 1)];
                T2 = W[0];
                T4 = W[1];
                T6 = FMA(T2, T3, T4 * T5);
                TA = FNMS(T4, T3, T2 * T5);
             }
             {
                E T8, Ta, T7, T9;
                T8 = ri[WS(ios, 6)];
                Ta = ii[WS(ios, 6)];
                T7 = W[10];
                T9 = W[11];
                Tb = FMA(T7, T8, T9 * Ta);
                TB = FNMS(T9, T8, T7 * Ta);
             }
             Tc = T6 + Tb;
             TS = Tb - T6;
             TC = TA - TB;
             TO = TA + TB;
        }
        {
             E Th, TG, Tm, TH;
             {
                E Te, Tg, Td, Tf;
                Te = ri[WS(ios, 2)];
                Tg = ii[WS(ios, 2)];
                Td = W[2];
                Tf = W[3];
                Th = FMA(Td, Te, Tf * Tg);
                TG = FNMS(Tf, Te, Td * Tg);
             }
             {
                E Tj, Tl, Ti, Tk;
                Tj = ri[WS(ios, 5)];
                Tl = ii[WS(ios, 5)];
                Ti = W[8];
                Tk = W[9];
                Tm = FMA(Ti, Tj, Tk * Tl);
                TH = FNMS(Tk, Tj, Ti * Tl);
             }
             Tn = Th + Tm;
             TT = Tm - Th;
             TI = TG - TH;
             TP = TG + TH;
        }
        {
             E Ts, TD, Tx, TE;
             {
                E Tp, Tr, To, Tq;
                Tp = ri[WS(ios, 3)];
                Tr = ii[WS(ios, 3)];
                To = W[4];
                Tq = W[5];
                Ts = FMA(To, Tp, Tq * Tr);
                TD = FNMS(Tq, Tp, To * Tr);
             }
             {
                E Tu, Tw, Tt, Tv;
                Tu = ri[WS(ios, 4)];
                Tw = ii[WS(ios, 4)];
                Tt = W[6];
                Tv = W[7];
                Tx = FMA(Tt, Tu, Tv * Tw);
                TE = FNMS(Tv, Tu, Tt * Tw);
             }
             Ty = Ts + Tx;
             TU = Tx - Ts;
             TF = TD - TE;
             TQ = TD + TE;
        }
        ri[0] = T1 + Tc + Tn + Ty;
        ii[0] = TO + TP + TQ + TR;
        {
             E TJ, Tz, TX, TY;
             TJ = FNMS(KP781831482, TF, KP974927912 * TC) - (KP433883739 * TI);
             Tz = FMA(KP623489801, Ty, T1) + FNMA(KP900968867, Tn, KP222520933 * Tc);
             ri[WS(ios, 5)] = Tz - TJ;
             ri[WS(ios, 2)] = Tz + TJ;
             TX = FNMS(KP781831482, TU, KP974927912 * TS) - (KP433883739 * TT);
             TY = FMA(KP623489801, TQ, TR) + FNMA(KP900968867, TP, KP222520933 * TO);
             ii[WS(ios, 2)] = TX + TY;
             ii[WS(ios, 5)] = TY - TX;
        }
        {
             E TL, TK, TV, TW;
             TL = FMA(KP781831482, TC, KP974927912 * TI) + (KP433883739 * TF);
             TK = FMA(KP623489801, Tc, T1) + FNMA(KP900968867, Ty, KP222520933 * Tn);
             ri[WS(ios, 6)] = TK - TL;
             ri[WS(ios, 1)] = TK + TL;
             TV = FMA(KP781831482, TS, KP974927912 * TT) + (KP433883739 * TU);
             TW = FMA(KP623489801, TO, TR) + FNMA(KP900968867, TQ, KP222520933 * TP);
             ii[WS(ios, 1)] = TV + TW;
             ii[WS(ios, 6)] = TW - TV;
        }
        {
             E TN, TM, TZ, T10;
             TN = FMA(KP433883739, TC, KP974927912 * TF) - (KP781831482 * TI);
             TM = FMA(KP623489801, Tn, T1) + FNMA(KP222520933, Ty, KP900968867 * Tc);
             ri[WS(ios, 4)] = TM - TN;
             ri[WS(ios, 3)] = TM + TN;
             TZ = FMA(KP433883739, TS, KP974927912 * TU) - (KP781831482 * TT);
             T10 = FMA(KP623489801, TP, TR) + FNMA(KP222520933, TQ, KP900968867 * TO);
             ii[WS(ios, 3)] = TZ + T10;
             ii[WS(ios, 4)] = T10 - TZ;
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 7},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 7, "t1_7", twinstr, &GENUS, {36, 24, 36, 0}, 0, 0, 0 };

void X(codelet_t1_7) (planner *p) {
     X(kdft_dit_register) (p, t1_7, &desc);
}
#endif                        /* HAVE_FMA */

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