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t1sv_8.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 22:33:29 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_twiddle -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name t1sv_8 -include ts.h */

/*
 * This function contains 66 FP additions, 36 FP multiplications,
 * (or, 44 additions, 14 multiplications, 22 fused multiply/add),
 * 59 stack variables, and 32 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 "ts.h"

static const R *t1sv_8(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
     INT i;
     for (i = m; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * dist), ii = ii + ((2 * VL) * dist), W = W + ((2 * VL) * 14), MAKE_VOLATILE_STRIDE(ios)) {
        V T1, T1m, T1l, T7, TS, Tk, TQ, Te, To, Tr, Tu, T14, TF, Tx, T16;
        V TL, Tt, TW, Tp, Tq, Tw;
        {
             V T3, T6, T2, T5;
             T1 = LD(&(ri[0]), dist, &(ri[0]));
             T1m = LD(&(ii[0]), dist, &(ii[0]));
             T3 = LD(&(ri[WS(ios, 4)]), dist, &(ri[0]));
             T6 = LD(&(ii[WS(ios, 4)]), dist, &(ii[0]));
             T2 = LDW(&(W[TWVL * 6]));
             T5 = LDW(&(W[TWVL * 7]));
             {
                V Tg, Tj, Ti, Ta, Td, T1k, T4, T9, Tc, TR, Th, Tf;
                Tg = LD(&(ri[WS(ios, 6)]), dist, &(ri[0]));
                Tj = LD(&(ii[WS(ios, 6)]), dist, &(ii[0]));
                Tf = LDW(&(W[TWVL * 10]));
                Ti = LDW(&(W[TWVL * 11]));
                Ta = LD(&(ri[WS(ios, 2)]), dist, &(ri[0]));
                Td = LD(&(ii[WS(ios, 2)]), dist, &(ii[0]));
                T1k = VMUL(T2, T6);
                T4 = VMUL(T2, T3);
                T9 = LDW(&(W[TWVL * 2]));
                Tc = LDW(&(W[TWVL * 3]));
                TR = VMUL(Tf, Tj);
                Th = VMUL(Tf, Tg);
                {
                   V TB, TE, TH, TK, TG, TD, TJ, T13, TC, TA, TP, Tb, T15, TI, Tn;
                   TB = LD(&(ri[WS(ios, 7)]), dist, &(ri[WS(ios, 1)]));
                   TE = LD(&(ii[WS(ios, 7)]), dist, &(ii[WS(ios, 1)]));
                   T1l = VFNMS(T5, T3, T1k);
                   T7 = VFMA(T5, T6, T4);
                   TP = VMUL(T9, Td);
                   Tb = VMUL(T9, Ta);
                   TS = VFNMS(Ti, Tg, TR);
                   Tk = VFMA(Ti, Tj, Th);
                   TA = LDW(&(W[TWVL * 12]));
                   TH = LD(&(ri[WS(ios, 3)]), dist, &(ri[WS(ios, 1)]));
                   TK = LD(&(ii[WS(ios, 3)]), dist, &(ii[WS(ios, 1)]));
                   TG = LDW(&(W[TWVL * 4]));
                   TQ = VFNMS(Tc, Ta, TP);
                   Te = VFMA(Tc, Td, Tb);
                   TD = LDW(&(W[TWVL * 13]));
                   TJ = LDW(&(W[TWVL * 5]));
                   T13 = VMUL(TA, TE);
                   TC = VMUL(TA, TB);
                   To = LD(&(ri[WS(ios, 1)]), dist, &(ri[WS(ios, 1)]));
                   T15 = VMUL(TG, TK);
                   TI = VMUL(TG, TH);
                   Tr = LD(&(ii[WS(ios, 1)]), dist, &(ii[WS(ios, 1)]));
                   Tn = LDW(&(W[0]));
                   Tu = LD(&(ri[WS(ios, 5)]), dist, &(ri[WS(ios, 1)]));
                   T14 = VFNMS(TD, TB, T13);
                   TF = VFMA(TD, TE, TC);
                   Tx = LD(&(ii[WS(ios, 5)]), dist, &(ii[WS(ios, 1)]));
                   T16 = VFNMS(TJ, TH, T15);
                   TL = VFMA(TJ, TK, TI);
                   Tt = LDW(&(W[TWVL * 8]));
                   TW = VMUL(Tn, Tr);
                   Tp = VMUL(Tn, To);
                   Tq = LDW(&(W[TWVL * 1]));
                   Tw = LDW(&(W[TWVL * 9]));
                }
             }
        }
        {
             V T8, T1g, TM, T1j, TX, Ts, T1n, T1r, T1s, Tl, T1c, T18, TZ, Ty, T1a;
             V TU;
             {
                V TO, T17, T12, TY, Tv, TT;
                T8 = VADD(T1, T7);
                TO = VSUB(T1, T7);
                T17 = VSUB(T14, T16);
                T1g = VADD(T14, T16);
                TM = VADD(TF, TL);
                T12 = VSUB(TF, TL);
                TY = VMUL(Tt, Tx);
                Tv = VMUL(Tt, Tu);
                TT = VSUB(TQ, TS);
                T1j = VADD(TQ, TS);
                TX = VFNMS(Tq, To, TW);
                Ts = VFMA(Tq, Tr, Tp);
                T1n = VADD(T1l, T1m);
                T1r = VSUB(T1m, T1l);
                T1s = VSUB(Te, Tk);
                Tl = VADD(Te, Tk);
                T1c = VADD(T12, T17);
                T18 = VSUB(T12, T17);
                TZ = VFNMS(Tw, Tu, TY);
                Ty = VFMA(Tw, Tx, Tv);
                T1a = VSUB(TO, TT);
                TU = VADD(TO, TT);
             }
             {
                V T1v, T1t, Tm, T1e, T1o, T1q, TN, T1p, T1d, T1u, T19, T1w, T1i, T1h;
                {
                   V T10, T1f, Tz, TV, T11, T1b;
                   T1v = VADD(T1s, T1r);
                   T1t = VSUB(T1r, T1s);
                   T10 = VSUB(TX, TZ);
                   T1f = VADD(TX, TZ);
                   Tz = VADD(Ts, Ty);
                   TV = VSUB(Ts, Ty);
                   T11 = VADD(TV, T10);
                   T1b = VSUB(T10, TV);
                   Tm = VADD(T8, Tl);
                   T1e = VSUB(T8, Tl);
                   T1o = VADD(T1j, T1n);
                   T1q = VSUB(T1n, T1j);
                   TN = VADD(Tz, TM);
                   T1p = VSUB(TM, Tz);
                   T1d = VSUB(T1b, T1c);
                   T1u = VADD(T1b, T1c);
                   T19 = VADD(T11, T18);
                   T1w = VSUB(T18, T11);
                   T1i = VADD(T1f, T1g);
                   T1h = VSUB(T1f, T1g);
                }
                ST(&(ii[WS(ios, 6)]), VSUB(T1q, T1p), dist, &(ii[0]));
                ST(&(ri[0]), VADD(Tm, TN), dist, &(ri[0]));
                ST(&(ri[WS(ios, 4)]), VSUB(Tm, TN), dist, &(ri[0]));
                ST(&(ii[WS(ios, 1)]), VFMA(LDK(KP707106781), T1u, T1t), dist, &(ii[WS(ios, 1)]));
                ST(&(ii[WS(ios, 5)]), VFNMS(LDK(KP707106781), T1u, T1t), dist, &(ii[WS(ios, 1)]));
                ST(&(ri[WS(ios, 3)]), VFMA(LDK(KP707106781), T1d, T1a), dist, &(ri[WS(ios, 1)]));
                ST(&(ri[WS(ios, 7)]), VFNMS(LDK(KP707106781), T1d, T1a), dist, &(ri[WS(ios, 1)]));
                ST(&(ii[WS(ios, 3)]), VFMA(LDK(KP707106781), T1w, T1v), dist, &(ii[WS(ios, 1)]));
                ST(&(ii[WS(ios, 7)]), VFNMS(LDK(KP707106781), T1w, T1v), dist, &(ii[WS(ios, 1)]));
                ST(&(ri[WS(ios, 1)]), VFMA(LDK(KP707106781), T19, TU), dist, &(ri[WS(ios, 1)]));
                ST(&(ri[WS(ios, 5)]), VFNMS(LDK(KP707106781), T19, TU), dist, &(ri[WS(ios, 1)]));
                ST(&(ri[WS(ios, 6)]), VSUB(T1e, T1h), dist, &(ri[0]));
                ST(&(ii[0]), VADD(T1i, T1o), dist, &(ii[0]));
                ST(&(ii[WS(ios, 4)]), VSUB(T1o, T1i), dist, &(ii[0]));
                ST(&(ri[WS(ios, 2)]), VADD(T1e, T1h), dist, &(ri[0]));
                ST(&(ii[WS(ios, 2)]), VADD(T1p, T1q), dist, &(ii[0]));
             }
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     VTW(1),
     VTW(2),
     VTW(3),
     VTW(4),
     VTW(5),
     VTW(6),
     VTW(7),
     {TW_NEXT, (2 * VL), 0}
};

static const ct_desc desc = { 8, "t1sv_8", twinstr, &GENUS, {44, 14, 22, 0}, 0, 0, 0 };

void X(codelet_t1sv_8) (planner *p) {
     X(kdft_dit_register) (p, t1sv_8, &desc);
}
#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_twiddle -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name t1sv_8 -include ts.h */

/*
 * This function contains 66 FP additions, 32 FP multiplications,
 * (or, 52 additions, 18 multiplications, 14 fused multiply/add),
 * 28 stack variables, and 32 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 "ts.h"

static const R *t1sv_8(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
     INT i;
     for (i = m; i > 0; i = i - (2 * VL), ri = ri + ((2 * VL) * dist), ii = ii + ((2 * VL) * dist), W = W + ((2 * VL) * 14), MAKE_VOLATILE_STRIDE(ios)) {
        V T7, T1e, TH, T19, TF, T13, TR, TU, Ti, T1f, TK, T16, Tu, T12, TM;
        V TP;
        {
             V T1, T18, T6, T17;
             T1 = LD(&(ri[0]), dist, &(ri[0]));
             T18 = LD(&(ii[0]), dist, &(ii[0]));
             {
                V T3, T5, T2, T4;
                T3 = LD(&(ri[WS(ios, 4)]), dist, &(ri[0]));
                T5 = LD(&(ii[WS(ios, 4)]), dist, &(ii[0]));
                T2 = LDW(&(W[TWVL * 6]));
                T4 = LDW(&(W[TWVL * 7]));
                T6 = VFMA(T2, T3, VMUL(T4, T5));
                T17 = VFNMS(T4, T3, VMUL(T2, T5));
             }
             T7 = VADD(T1, T6);
             T1e = VSUB(T18, T17);
             TH = VSUB(T1, T6);
             T19 = VADD(T17, T18);
        }
        {
             V Tz, TS, TE, TT;
             {
                V Tw, Ty, Tv, Tx;
                Tw = LD(&(ri[WS(ios, 7)]), dist, &(ri[WS(ios, 1)]));
                Ty = LD(&(ii[WS(ios, 7)]), dist, &(ii[WS(ios, 1)]));
                Tv = LDW(&(W[TWVL * 12]));
                Tx = LDW(&(W[TWVL * 13]));
                Tz = VFMA(Tv, Tw, VMUL(Tx, Ty));
                TS = VFNMS(Tx, Tw, VMUL(Tv, Ty));
             }
             {
                V TB, TD, TA, TC;
                TB = LD(&(ri[WS(ios, 3)]), dist, &(ri[WS(ios, 1)]));
                TD = LD(&(ii[WS(ios, 3)]), dist, &(ii[WS(ios, 1)]));
                TA = LDW(&(W[TWVL * 4]));
                TC = LDW(&(W[TWVL * 5]));
                TE = VFMA(TA, TB, VMUL(TC, TD));
                TT = VFNMS(TC, TB, VMUL(TA, TD));
             }
             TF = VADD(Tz, TE);
             T13 = VADD(TS, TT);
             TR = VSUB(Tz, TE);
             TU = VSUB(TS, TT);
        }
        {
             V Tc, TI, Th, TJ;
             {
                V T9, Tb, T8, Ta;
                T9 = LD(&(ri[WS(ios, 2)]), dist, &(ri[0]));
                Tb = LD(&(ii[WS(ios, 2)]), dist, &(ii[0]));
                T8 = LDW(&(W[TWVL * 2]));
                Ta = LDW(&(W[TWVL * 3]));
                Tc = VFMA(T8, T9, VMUL(Ta, Tb));
                TI = VFNMS(Ta, T9, VMUL(T8, Tb));
             }
             {
                V Te, Tg, Td, Tf;
                Te = LD(&(ri[WS(ios, 6)]), dist, &(ri[0]));
                Tg = LD(&(ii[WS(ios, 6)]), dist, &(ii[0]));
                Td = LDW(&(W[TWVL * 10]));
                Tf = LDW(&(W[TWVL * 11]));
                Th = VFMA(Td, Te, VMUL(Tf, Tg));
                TJ = VFNMS(Tf, Te, VMUL(Td, Tg));
             }
             Ti = VADD(Tc, Th);
             T1f = VSUB(Tc, Th);
             TK = VSUB(TI, TJ);
             T16 = VADD(TI, TJ);
        }
        {
             V To, TN, Tt, TO;
             {
                V Tl, Tn, Tk, Tm;
                Tl = LD(&(ri[WS(ios, 1)]), dist, &(ri[WS(ios, 1)]));
                Tn = LD(&(ii[WS(ios, 1)]), dist, &(ii[WS(ios, 1)]));
                Tk = LDW(&(W[0]));
                Tm = LDW(&(W[TWVL * 1]));
                To = VFMA(Tk, Tl, VMUL(Tm, Tn));
                TN = VFNMS(Tm, Tl, VMUL(Tk, Tn));
             }
             {
                V Tq, Ts, Tp, Tr;
                Tq = LD(&(ri[WS(ios, 5)]), dist, &(ri[WS(ios, 1)]));
                Ts = LD(&(ii[WS(ios, 5)]), dist, &(ii[WS(ios, 1)]));
                Tp = LDW(&(W[TWVL * 8]));
                Tr = LDW(&(W[TWVL * 9]));
                Tt = VFMA(Tp, Tq, VMUL(Tr, Ts));
                TO = VFNMS(Tr, Tq, VMUL(Tp, Ts));
             }
             Tu = VADD(To, Tt);
             T12 = VADD(TN, TO);
             TM = VSUB(To, Tt);
             TP = VSUB(TN, TO);
        }
        {
             V Tj, TG, T1b, T1c;
             Tj = VADD(T7, Ti);
             TG = VADD(Tu, TF);
             ST(&(ri[WS(ios, 4)]), VSUB(Tj, TG), dist, &(ri[0]));
             ST(&(ri[0]), VADD(Tj, TG), dist, &(ri[0]));
             {
                V T15, T1a, T11, T14;
                T15 = VADD(T12, T13);
                T1a = VADD(T16, T19);
                ST(&(ii[0]), VADD(T15, T1a), dist, &(ii[0]));
                ST(&(ii[WS(ios, 4)]), VSUB(T1a, T15), dist, &(ii[0]));
                T11 = VSUB(T7, Ti);
                T14 = VSUB(T12, T13);
                ST(&(ri[WS(ios, 6)]), VSUB(T11, T14), dist, &(ri[0]));
                ST(&(ri[WS(ios, 2)]), VADD(T11, T14), dist, &(ri[0]));
             }
             T1b = VSUB(TF, Tu);
             T1c = VSUB(T19, T16);
             ST(&(ii[WS(ios, 2)]), VADD(T1b, T1c), dist, &(ii[0]));
             ST(&(ii[WS(ios, 6)]), VSUB(T1c, T1b), dist, &(ii[0]));
             {
                V TX, T1g, T10, T1d, TY, TZ;
                TX = VSUB(TH, TK);
                T1g = VSUB(T1e, T1f);
                TY = VSUB(TP, TM);
                TZ = VADD(TR, TU);
                T10 = VMUL(LDK(KP707106781), VSUB(TY, TZ));
                T1d = VMUL(LDK(KP707106781), VADD(TY, TZ));
                ST(&(ri[WS(ios, 7)]), VSUB(TX, T10), dist, &(ri[WS(ios, 1)]));
                ST(&(ii[WS(ios, 5)]), VSUB(T1g, T1d), dist, &(ii[WS(ios, 1)]));
                ST(&(ri[WS(ios, 3)]), VADD(TX, T10), dist, &(ri[WS(ios, 1)]));
                ST(&(ii[WS(ios, 1)]), VADD(T1d, T1g), dist, &(ii[WS(ios, 1)]));
             }
             {
                V TL, T1i, TW, T1h, TQ, TV;
                TL = VADD(TH, TK);
                T1i = VADD(T1f, T1e);
                TQ = VADD(TM, TP);
                TV = VSUB(TR, TU);
                TW = VMUL(LDK(KP707106781), VADD(TQ, TV));
                T1h = VMUL(LDK(KP707106781), VSUB(TV, TQ));
                ST(&(ri[WS(ios, 5)]), VSUB(TL, TW), dist, &(ri[WS(ios, 1)]));
                ST(&(ii[WS(ios, 7)]), VSUB(T1i, T1h), dist, &(ii[WS(ios, 1)]));
                ST(&(ri[WS(ios, 1)]), VADD(TL, TW), dist, &(ri[WS(ios, 1)]));
                ST(&(ii[WS(ios, 3)]), VADD(T1h, T1i), dist, &(ii[WS(ios, 1)]));
             }
        }
     }
     return W;
}

static const tw_instr twinstr[] = {
     VTW(1),
     VTW(2),
     VTW(3),
     VTW(4),
     VTW(5),
     VTW(6),
     VTW(7),
     {TW_NEXT, (2 * VL), 0}
};

static const ct_desc desc = { 8, "t1sv_8", twinstr, &GENUS, {52, 18, 14, 0}, 0, 0, 0 };

void X(codelet_t1sv_8) (planner *p) {
     X(kdft_dit_register) (p, t1sv_8, &desc);
}
#endif                        /* HAVE_FMA */

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