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t1_5.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 13:58:10 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 5 -name t1_5 -include t.h */

/*
 * This function contains 40 FP additions, 34 FP multiplications,
 * (or, 14 additions, 8 multiplications, 26 fused multiply/add),
 * 43 stack variables, and 20 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_5(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DK(KP951056516, +0.951056516295153572116439333379382143405698634);
     DK(KP559016994, +0.559016994374947424102293417182819058860154590);
     DK(KP250000000, +0.250000000000000000000000000000000000000000000);
     DK(KP618033988, +0.618033988749894848204586834365638117720309180);
     INT i;
     for (i = m; i > 0; i = i - 1, ri = ri + dist, ii = ii + dist, W = W + 8, MAKE_VOLATILE_STRIDE(ios)) {
        E T1, TM, TJ, TA, TQ, Te, TC, Tk, TE, Tq;
        {
             E Tg, Tj, Tm, TB, Th, Tp, Tl, Ti, To, TD, Tn;
             T1 = ri[0];
             TM = ii[0];
             {
                E T9, Tc, Ty, Ta, Tb, Tx, T7, Tf, Tz, Td;
                {
                   E T3, T6, T8, Tw, T4, T2, T5;
                   T3 = ri[WS(ios, 1)];
                   T6 = ii[WS(ios, 1)];
                   T2 = W[0];
                   T9 = ri[WS(ios, 4)];
                   Tc = ii[WS(ios, 4)];
                   T8 = W[6];
                   Tw = T2 * T6;
                   T4 = T2 * T3;
                   T5 = W[1];
                   Ty = T8 * Tc;
                   Ta = T8 * T9;
                   Tb = W[7];
                   Tx = FNMS(T5, T3, Tw);
                   T7 = FMA(T5, T6, T4);
                }
                Tg = ri[WS(ios, 2)];
                Tz = FNMS(Tb, T9, Ty);
                Td = FMA(Tb, Tc, Ta);
                Tj = ii[WS(ios, 2)];
                Tf = W[2];
                TJ = Tx + Tz;
                TA = Tx - Tz;
                TQ = T7 - Td;
                Te = T7 + Td;
                Tm = ri[WS(ios, 3)];
                TB = Tf * Tj;
                Th = Tf * Tg;
                Tp = ii[WS(ios, 3)];
                Tl = W[4];
                Ti = W[3];
                To = W[5];
             }
             TD = Tl * Tp;
             Tn = Tl * Tm;
             TC = FNMS(Ti, Tg, TB);
             Tk = FMA(Ti, Tj, Th);
             TE = FNMS(To, Tm, TD);
             Tq = FMA(To, Tp, Tn);
        }
        {
             E TG, TI, TO, TS, TU, Tu, TN, Tt, TK, TF;
             TK = TC + TE;
             TF = TC - TE;
             {
                E Tr, TR, TL, Ts;
                Tr = Tk + Tq;
                TR = Tk - Tq;
                TG = FMA(KP618033988, TF, TA);
                TI = FNMS(KP618033988, TA, TF);
                TO = TJ - TK;
                TL = TJ + TK;
                TS = FMA(KP618033988, TR, TQ);
                TU = FNMS(KP618033988, TQ, TR);
                Tu = Te - Tr;
                Ts = Te + Tr;
                ii[0] = TL + TM;
                TN = FNMS(KP250000000, TL, TM);
                ri[0] = T1 + Ts;
                Tt = FNMS(KP250000000, Ts, T1);
             }
             {
                E TT, TP, TH, Tv;
                TT = FNMS(KP559016994, TO, TN);
                TP = FMA(KP559016994, TO, TN);
                TH = FNMS(KP559016994, Tu, Tt);
                Tv = FMA(KP559016994, Tu, Tt);
                ii[WS(ios, 4)] = FMA(KP951056516, TS, TP);
                ii[WS(ios, 1)] = FNMS(KP951056516, TS, TP);
                ii[WS(ios, 3)] = FNMS(KP951056516, TU, TT);
                ii[WS(ios, 2)] = FMA(KP951056516, TU, TT);
                ri[WS(ios, 1)] = FMA(KP951056516, TG, Tv);
                ri[WS(ios, 4)] = FNMS(KP951056516, TG, Tv);
                ri[WS(ios, 3)] = FMA(KP951056516, TI, TH);
                ri[WS(ios, 2)] = FNMS(KP951056516, TI, TH);
             }
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 5},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 5, "t1_5", twinstr, &GENUS, {14, 8, 26, 0}, 0, 0, 0 };

void X(codelet_t1_5) (planner *p) {
     X(kdft_dit_register) (p, t1_5, &desc);
}
#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_twiddle -compact -variables 4 -pipeline-latency 4 -n 5 -name t1_5 -include t.h */

/*
 * This function contains 40 FP additions, 28 FP multiplications,
 * (or, 26 additions, 14 multiplications, 14 fused multiply/add),
 * 29 stack variables, and 20 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_5(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DK(KP250000000, +0.250000000000000000000000000000000000000000000);
     DK(KP559016994, +0.559016994374947424102293417182819058860154590);
     DK(KP587785252, +0.587785252292473129168705954639072768597652438);
     DK(KP951056516, +0.951056516295153572116439333379382143405698634);
     INT i;
     for (i = m; i > 0; i = i - 1, ri = ri + dist, ii = ii + dist, W = W + 8, MAKE_VOLATILE_STRIDE(ios)) {
        E T1, TE, Tu, Tx, TJ, TI, TB, TC, TD, Tc, Tn, To;
        T1 = ri[0];
        TE = ii[0];
        {
             E T6, Ts, Tm, Tw, Tb, Tt, Th, Tv;
             {
                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);
                Ts = FNMS(T4, T3, T2 * T5);
             }
             {
                E Tj, Tl, Ti, Tk;
                Tj = ri[WS(ios, 3)];
                Tl = ii[WS(ios, 3)];
                Ti = W[4];
                Tk = W[5];
                Tm = FMA(Ti, Tj, Tk * Tl);
                Tw = FNMS(Tk, Tj, Ti * Tl);
             }
             {
                E T8, Ta, T7, T9;
                T8 = ri[WS(ios, 4)];
                Ta = ii[WS(ios, 4)];
                T7 = W[6];
                T9 = W[7];
                Tb = FMA(T7, T8, T9 * Ta);
                Tt = FNMS(T9, T8, T7 * Ta);
             }
             {
                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);
                Tv = FNMS(Tf, Te, Td * Tg);
             }
             Tu = Ts - Tt;
             Tx = Tv - Tw;
             TJ = Th - Tm;
             TI = T6 - Tb;
             TB = Ts + Tt;
             TC = Tv + Tw;
             TD = TB + TC;
             Tc = T6 + Tb;
             Tn = Th + Tm;
             To = Tc + Tn;
        }
        ri[0] = T1 + To;
        ii[0] = TD + TE;
        {
             E Ty, TA, Tr, Tz, Tp, Tq;
             Ty = FMA(KP951056516, Tu, KP587785252 * Tx);
             TA = FNMS(KP587785252, Tu, KP951056516 * Tx);
             Tp = KP559016994 * (Tc - Tn);
             Tq = FNMS(KP250000000, To, T1);
             Tr = Tp + Tq;
             Tz = Tq - Tp;
             ri[WS(ios, 4)] = Tr - Ty;
             ri[WS(ios, 3)] = Tz + TA;
             ri[WS(ios, 1)] = Tr + Ty;
             ri[WS(ios, 2)] = Tz - TA;
        }
        {
             E TK, TL, TH, TM, TF, TG;
             TK = FMA(KP951056516, TI, KP587785252 * TJ);
             TL = FNMS(KP587785252, TI, KP951056516 * TJ);
             TF = KP559016994 * (TB - TC);
             TG = FNMS(KP250000000, TD, TE);
             TH = TF + TG;
             TM = TG - TF;
             ii[WS(ios, 1)] = TH - TK;
             ii[WS(ios, 3)] = TM - TL;
             ii[WS(ios, 4)] = TK + TH;
             ii[WS(ios, 2)] = TL + TM;
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     {TW_FULL, 0, 5},
     {TW_NEXT, 1, 0}
};

static const ct_desc desc = { 5, "t1_5", twinstr, &GENUS, {26, 14, 14, 0}, 0, 0, 0 };

void X(codelet_t1_5) (planner *p) {
     X(kdft_dit_register) (p, t1_5, &desc);
}
#endif                        /* HAVE_FMA */

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