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q1_4.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 14:16:19 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_twidsq -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -reload-twiddle -dif -n 4 -name q1_4 -include q.h */

/*
 * This function contains 88 FP additions, 48 FP multiplications,
 * (or, 64 additions, 24 multiplications, 24 fused multiply/add),
 * 76 stack variables, and 64 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_twidsq.ml,v 1.19 2006-02-12 23:34:12 athena Exp $
 */

#include "q.h"

static const R *q1_4(R *rio, R *iio, const R *W, stride is, stride vs, INT m, INT dist)
{
     INT i;
     for (i = m; i > 0; i = i - 1, rio = rio + dist, iio = iio + dist, W = W + 6, MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(vs)) {
        E T1X, T1S, T1L, T1Y, T1R;
        {
             E T3, Tf, Tv, Ti, Tw, Tx, T6, Tm, Tc, Ts, T1T, T1H, T29, T1W, T2a;
             E T2b, T1K, T20, T1Q, T26, TN, TB, T13, TQ, T14, T15, TE, TU, TK, T10;
             E T1l, T19, T1a, T1h, T1B, T1o, T1C, T1b, T1D, T1e, T1c;
             {
                E T1I, T1P, T1J, T1M;
                {
                   E Tb, T4, T5, T8;
                   {
                        E T1, T2, T9, Ta, Tg, Th;
                        T1 = rio[0];
                        T2 = rio[WS(is, 2)];
                        T9 = iio[0];
                        Ta = iio[WS(is, 2)];
                        Tg = iio[WS(is, 1)];
                        T3 = T1 + T2;
                        Tf = T1 - T2;
                        Th = iio[WS(is, 3)];
                        Tv = T9 + Ta;
                        Tb = T9 - Ta;
                        T4 = rio[WS(is, 1)];
                        Ti = Tg - Th;
                        Tw = Tg + Th;
                        T5 = rio[WS(is, 3)];
                   }
                   Tx = Tv - Tw;
                   T8 = T4 - T5;
                   T6 = T4 + T5;
                   {
                        E T1N, T1O, T1F, T1G, T1U, T1V;
                        T1F = rio[WS(vs, 3)];
                        T1G = rio[WS(vs, 3) + WS(is, 2)];
                        Tm = Tb - T8;
                        Tc = T8 + Tb;
                        Ts = T3 - T6;
                        T1T = T1F - T1G;
                        T1H = T1F + T1G;
                        T1N = iio[WS(vs, 3)];
                        T1O = iio[WS(vs, 3) + WS(is, 2)];
                        T1U = iio[WS(vs, 3) + WS(is, 1)];
                        T1V = iio[WS(vs, 3) + WS(is, 3)];
                        T1I = rio[WS(vs, 3) + WS(is, 1)];
                        T1P = T1N - T1O;
                        T29 = T1N + T1O;
                        T1W = T1U - T1V;
                        T2a = T1U + T1V;
                        T1J = rio[WS(vs, 3) + WS(is, 3)];
                   }
                }
                T2b = T29 - T2a;
                T1M = T1I - T1J;
                T1K = T1I + T1J;
                {
                   E TC, TJ, TD, TG;
                   {
                        E TH, TI, Tz, TA, TO, TP;
                        Tz = rio[WS(vs, 1)];
                        TA = rio[WS(vs, 1) + WS(is, 2)];
                        T20 = T1P - T1M;
                        T1Q = T1M + T1P;
                        T26 = T1H - T1K;
                        TN = Tz - TA;
                        TB = Tz + TA;
                        TH = iio[WS(vs, 1)];
                        TI = iio[WS(vs, 1) + WS(is, 2)];
                        TO = iio[WS(vs, 1) + WS(is, 1)];
                        TP = iio[WS(vs, 1) + WS(is, 3)];
                        TC = rio[WS(vs, 1) + WS(is, 1)];
                        TJ = TH - TI;
                        T13 = TH + TI;
                        TQ = TO - TP;
                        T14 = TO + TP;
                        TD = rio[WS(vs, 1) + WS(is, 3)];
                   }
                   T15 = T13 - T14;
                   TG = TC - TD;
                   TE = TC + TD;
                   {
                        E T1f, T1g, T17, T18, T1m, T1n;
                        T17 = rio[WS(vs, 2)];
                        T18 = rio[WS(vs, 2) + WS(is, 2)];
                        TU = TJ - TG;
                        TK = TG + TJ;
                        T10 = TB - TE;
                        T1l = T17 - T18;
                        T19 = T17 + T18;
                        T1f = iio[WS(vs, 2)];
                        T1g = iio[WS(vs, 2) + WS(is, 2)];
                        T1m = iio[WS(vs, 2) + WS(is, 1)];
                        T1n = iio[WS(vs, 2) + WS(is, 3)];
                        T1a = rio[WS(vs, 2) + WS(is, 1)];
                        T1h = T1f - T1g;
                        T1B = T1f + T1g;
                        T1o = T1m - T1n;
                        T1C = T1m + T1n;
                        T1b = rio[WS(vs, 2) + WS(is, 3)];
                   }
                }
             }
             T1D = T1B - T1C;
             T1e = T1a - T1b;
             T1c = T1a + T1b;
             {
                E T1s, T1i, T1y, T28, T27, Tr, Tu;
                rio[0] = T3 + T6;
                iio[0] = Tv + Tw;
                T1s = T1h - T1e;
                T1i = T1e + T1h;
                T1y = T19 - T1c;
                rio[WS(is, 1)] = TB + TE;
                iio[WS(is, 1)] = T13 + T14;
                rio[WS(is, 2)] = T19 + T1c;
                iio[WS(is, 2)] = T1B + T1C;
                iio[WS(is, 3)] = T29 + T2a;
                rio[WS(is, 3)] = T1H + T1K;
                Tr = W[2];
                Tu = W[3];
                {
                   E T25, Ty, Tt, T2c;
                   T25 = W[2];
                   T28 = W[3];
                   Ty = Tr * Tx;
                   Tt = Tr * Ts;
                   T2c = T25 * T2b;
                   T27 = T25 * T26;
                   iio[WS(vs, 2)] = FNMS(Tu, Ts, Ty);
                   rio[WS(vs, 2)] = FMA(Tu, Tx, Tt);
                   iio[WS(vs, 2) + WS(is, 3)] = FNMS(T28, T26, T2c);
                }
                rio[WS(vs, 2) + WS(is, 3)] = FMA(T28, T2b, T27);
                {
                   E Tp, T1v, T23, T22, T1Z, TR, TM, TF;
                   {
                        E T1A, T1z, TZ, T12;
                        TZ = W[2];
                        T12 = W[3];
                        {
                           E T1x, T16, T11, T1E;
                           T1x = W[2];
                           T1A = W[3];
                           T16 = TZ * T15;
                           T11 = TZ * T10;
                           T1E = T1x * T1D;
                           T1z = T1x * T1y;
                           iio[WS(vs, 2) + WS(is, 1)] = FNMS(T12, T10, T16);
                           rio[WS(vs, 2) + WS(is, 1)] = FMA(T12, T15, T11);
                           iio[WS(vs, 2) + WS(is, 2)] = FNMS(T1A, T1y, T1E);
                        }
                        rio[WS(vs, 2) + WS(is, 2)] = FMA(T1A, T1D, T1z);
                        {
                           E Tj, Te, T7, T1p, T1k, T1j;
                           Tp = Tf + Ti;
                           Tj = Tf - Ti;
                           Te = W[5];
                           T7 = W[4];
                           {
                              E T1d, T1q, Tk, Td;
                              T1p = T1l - T1o;
                              T1v = T1l + T1o;
                              T1k = W[5];
                              Tk = Te * Tc;
                              Td = T7 * Tc;
                              T1d = W[4];
                              T1q = T1k * T1i;
                              rio[WS(vs, 3)] = FMA(T7, Tj, Tk);
                              iio[WS(vs, 3)] = FNMS(Te, Tj, Td);
                              T1j = T1d * T1i;
                              rio[WS(vs, 3) + WS(is, 2)] = FMA(T1d, T1p, T1q);
                           }
                           T23 = T1T + T1W;
                           T1X = T1T - T1W;
                           T22 = W[1];
                           iio[WS(vs, 3) + WS(is, 2)] = FNMS(T1k, T1p, T1j);
                           T1Z = W[0];
                        }
                   }
                   {
                        E TX, TW, TT, TY, TV, T24, T21;
                        TX = TN + TQ;
                        TR = TN - TQ;
                        T24 = T22 * T20;
                        TW = W[1];
                        T21 = T1Z * T20;
                        TT = W[0];
                        rio[WS(vs, 1) + WS(is, 3)] = FMA(T1Z, T23, T24);
                        TY = TW * TU;
                        iio[WS(vs, 1) + WS(is, 3)] = FNMS(T22, T23, T21);
                        TV = TT * TU;
                        rio[WS(vs, 1) + WS(is, 1)] = FMA(TT, TX, TY);
                        TM = W[5];
                        iio[WS(vs, 1) + WS(is, 1)] = FNMS(TW, TX, TV);
                        TF = W[4];
                   }
                   {
                        E To, Tl, Tq, Tn, TS, TL;
                        TS = TM * TK;
                        To = W[1];
                        TL = TF * TK;
                        Tl = W[0];
                        rio[WS(vs, 3) + WS(is, 1)] = FMA(TF, TR, TS);
                        Tq = To * Tm;
                        iio[WS(vs, 3) + WS(is, 1)] = FNMS(TM, TR, TL);
                        Tn = Tl * Tm;
                        {
                           E T1u, T1r, T1w, T1t;
                           rio[WS(vs, 1)] = FMA(Tl, Tp, Tq);
                           T1u = W[1];
                           iio[WS(vs, 1)] = FNMS(To, Tp, Tn);
                           T1r = W[0];
                           T1w = T1u * T1s;
                           T1S = W[5];
                           T1t = T1r * T1s;
                           T1L = W[4];
                           rio[WS(vs, 1) + WS(is, 2)] = FMA(T1r, T1v, T1w);
                           T1Y = T1S * T1Q;
                           iio[WS(vs, 1) + WS(is, 2)] = FNMS(T1u, T1v, T1t);
                           T1R = T1L * T1Q;
                        }
                   }
                }
             }
        }
        rio[WS(vs, 3) + WS(is, 3)] = FMA(T1L, T1X, T1Y);
        iio[WS(vs, 3) + WS(is, 3)] = FNMS(T1S, T1X, T1R);
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 4},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 4, "q1_4", twinstr, &GENUS, {64, 24, 24, 0}, 0, 0, 0 };

void X(codelet_q1_4) (planner *p) {
     X(kdft_difsq_register) (p, q1_4, &desc);
}
#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_twidsq -compact -variables 4 -pipeline-latency 4 -reload-twiddle -dif -n 4 -name q1_4 -include q.h */

/*
 * This function contains 88 FP additions, 48 FP multiplications,
 * (or, 64 additions, 24 multiplications, 24 fused multiply/add),
 * 37 stack variables, and 64 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_twidsq.ml,v 1.19 2006-02-12 23:34:12 athena Exp $
 */

#include "q.h"

static const R *q1_4(R *rio, R *iio, const R *W, stride is, stride vs, INT m, INT dist)
{
     INT i;
     for (i = m; i > 0; i = i - 1, rio = rio + dist, iio = iio + dist, W = W + 6, MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(vs)) {
        E T3, Te, Tb, Tq, T6, T8, Th, Tr, Tv, TG, TD, TS, Ty, TA, TJ;
        E TT, TX, T18, T15, T1k, T10, T12, T1b, T1l, T1p, T1A, T1x, T1M, T1s, T1u;
        E T1D, T1N;
        {
             E T1, T2, T9, Ta;
             T1 = rio[0];
             T2 = rio[WS(is, 2)];
             T3 = T1 + T2;
             Te = T1 - T2;
             T9 = iio[0];
             Ta = iio[WS(is, 2)];
             Tb = T9 - Ta;
             Tq = T9 + Ta;
        }
        {
             E T4, T5, Tf, Tg;
             T4 = rio[WS(is, 1)];
             T5 = rio[WS(is, 3)];
             T6 = T4 + T5;
             T8 = T4 - T5;
             Tf = iio[WS(is, 1)];
             Tg = iio[WS(is, 3)];
             Th = Tf - Tg;
             Tr = Tf + Tg;
        }
        {
             E Tt, Tu, TB, TC;
             Tt = rio[WS(vs, 1)];
             Tu = rio[WS(vs, 1) + WS(is, 2)];
             Tv = Tt + Tu;
             TG = Tt - Tu;
             TB = iio[WS(vs, 1)];
             TC = iio[WS(vs, 1) + WS(is, 2)];
             TD = TB - TC;
             TS = TB + TC;
        }
        {
             E Tw, Tx, TH, TI;
             Tw = rio[WS(vs, 1) + WS(is, 1)];
             Tx = rio[WS(vs, 1) + WS(is, 3)];
             Ty = Tw + Tx;
             TA = Tw - Tx;
             TH = iio[WS(vs, 1) + WS(is, 1)];
             TI = iio[WS(vs, 1) + WS(is, 3)];
             TJ = TH - TI;
             TT = TH + TI;
        }
        {
             E TV, TW, T13, T14;
             TV = rio[WS(vs, 2)];
             TW = rio[WS(vs, 2) + WS(is, 2)];
             TX = TV + TW;
             T18 = TV - TW;
             T13 = iio[WS(vs, 2)];
             T14 = iio[WS(vs, 2) + WS(is, 2)];
             T15 = T13 - T14;
             T1k = T13 + T14;
        }
        {
             E TY, TZ, T19, T1a;
             TY = rio[WS(vs, 2) + WS(is, 1)];
             TZ = rio[WS(vs, 2) + WS(is, 3)];
             T10 = TY + TZ;
             T12 = TY - TZ;
             T19 = iio[WS(vs, 2) + WS(is, 1)];
             T1a = iio[WS(vs, 2) + WS(is, 3)];
             T1b = T19 - T1a;
             T1l = T19 + T1a;
        }
        {
             E T1n, T1o, T1v, T1w;
             T1n = rio[WS(vs, 3)];
             T1o = rio[WS(vs, 3) + WS(is, 2)];
             T1p = T1n + T1o;
             T1A = T1n - T1o;
             T1v = iio[WS(vs, 3)];
             T1w = iio[WS(vs, 3) + WS(is, 2)];
             T1x = T1v - T1w;
             T1M = T1v + T1w;
        }
        {
             E T1q, T1r, T1B, T1C;
             T1q = rio[WS(vs, 3) + WS(is, 1)];
             T1r = rio[WS(vs, 3) + WS(is, 3)];
             T1s = T1q + T1r;
             T1u = T1q - T1r;
             T1B = iio[WS(vs, 3) + WS(is, 1)];
             T1C = iio[WS(vs, 3) + WS(is, 3)];
             T1D = T1B - T1C;
             T1N = T1B + T1C;
        }
        rio[0] = T3 + T6;
        iio[0] = Tq + Tr;
        rio[WS(is, 1)] = Tv + Ty;
        iio[WS(is, 1)] = TS + TT;
        rio[WS(is, 2)] = TX + T10;
        iio[WS(is, 2)] = T1k + T1l;
        iio[WS(is, 3)] = T1M + T1N;
        rio[WS(is, 3)] = T1p + T1s;
        {
             E Tc, Ti, T7, Td;
             Tc = T8 + Tb;
             Ti = Te - Th;
             T7 = W[4];
             Td = W[5];
             iio[WS(vs, 3)] = FNMS(Td, Ti, T7 * Tc);
             rio[WS(vs, 3)] = FMA(Td, Tc, T7 * Ti);
        }
        {
             E T1K, T1O, T1J, T1L;
             T1K = T1p - T1s;
             T1O = T1M - T1N;
             T1J = W[2];
             T1L = W[3];
             rio[WS(vs, 2) + WS(is, 3)] = FMA(T1J, T1K, T1L * T1O);
             iio[WS(vs, 2) + WS(is, 3)] = FNMS(T1L, T1K, T1J * T1O);
        }
        {
             E Tk, Tm, Tj, Tl;
             Tk = Tb - T8;
             Tm = Te + Th;
             Tj = W[0];
             Tl = W[1];
             iio[WS(vs, 1)] = FNMS(Tl, Tm, Tj * Tk);
             rio[WS(vs, 1)] = FMA(Tl, Tk, Tj * Tm);
        }
        {
             E To, Ts, Tn, Tp;
             To = T3 - T6;
             Ts = Tq - Tr;
             Tn = W[2];
             Tp = W[3];
             rio[WS(vs, 2)] = FMA(Tn, To, Tp * Ts);
             iio[WS(vs, 2)] = FNMS(Tp, To, Tn * Ts);
        }
        {
             E T16, T1c, T11, T17;
             T16 = T12 + T15;
             T1c = T18 - T1b;
             T11 = W[4];
             T17 = W[5];
             iio[WS(vs, 3) + WS(is, 2)] = FNMS(T17, T1c, T11 * T16);
             rio[WS(vs, 3) + WS(is, 2)] = FMA(T17, T16, T11 * T1c);
        }
        {
             E T1G, T1I, T1F, T1H;
             T1G = T1x - T1u;
             T1I = T1A + T1D;
             T1F = W[0];
             T1H = W[1];
             iio[WS(vs, 1) + WS(is, 3)] = FNMS(T1H, T1I, T1F * T1G);
             rio[WS(vs, 1) + WS(is, 3)] = FMA(T1H, T1G, T1F * T1I);
        }
        {
             E TQ, TU, TP, TR;
             TQ = Tv - Ty;
             TU = TS - TT;
             TP = W[2];
             TR = W[3];
             rio[WS(vs, 2) + WS(is, 1)] = FMA(TP, TQ, TR * TU);
             iio[WS(vs, 2) + WS(is, 1)] = FNMS(TR, TQ, TP * TU);
        }
        {
             E T1e, T1g, T1d, T1f;
             T1e = T15 - T12;
             T1g = T18 + T1b;
             T1d = W[0];
             T1f = W[1];
             iio[WS(vs, 1) + WS(is, 2)] = FNMS(T1f, T1g, T1d * T1e);
             rio[WS(vs, 1) + WS(is, 2)] = FMA(T1f, T1e, T1d * T1g);
        }
        {
             E T1i, T1m, T1h, T1j;
             T1i = TX - T10;
             T1m = T1k - T1l;
             T1h = W[2];
             T1j = W[3];
             rio[WS(vs, 2) + WS(is, 2)] = FMA(T1h, T1i, T1j * T1m);
             iio[WS(vs, 2) + WS(is, 2)] = FNMS(T1j, T1i, T1h * T1m);
        }
        {
             E T1y, T1E, T1t, T1z;
             T1y = T1u + T1x;
             T1E = T1A - T1D;
             T1t = W[4];
             T1z = W[5];
             iio[WS(vs, 3) + WS(is, 3)] = FNMS(T1z, T1E, T1t * T1y);
             rio[WS(vs, 3) + WS(is, 3)] = FMA(T1z, T1y, T1t * T1E);
        }
        {
             E TM, TO, TL, TN;
             TM = TD - TA;
             TO = TG + TJ;
             TL = W[0];
             TN = W[1];
             iio[WS(vs, 1) + WS(is, 1)] = FNMS(TN, TO, TL * TM);
             rio[WS(vs, 1) + WS(is, 1)] = FMA(TN, TM, TL * TO);
        }
        {
             E TE, TK, Tz, TF;
             TE = TA + TD;
             TK = TG - TJ;
             Tz = W[4];
             TF = W[5];
             iio[WS(vs, 3) + WS(is, 1)] = FNMS(TF, TK, Tz * TE);
             rio[WS(vs, 3) + WS(is, 1)] = FMA(TF, TE, Tz * TK);
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 4},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 4, "q1_4", twinstr, &GENUS, {64, 24, 24, 0}, 0, 0, 0 };

void X(codelet_q1_4) (planner *p) {
     X(kdft_difsq_register) (p, q1_4, &desc);
}
#endif                        /* HAVE_FMA */

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