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t1bv_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 14:59:12 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_twiddle_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name t1bv_7 -include t1b.h -sign 1 */

/*
 * This function contains 36 FP additions, 36 FP multiplications,
 * (or, 15 additions, 15 multiplications, 21 fused multiply/add),
 * 42 stack variables, and 14 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_c.ml,v 1.14 2006-02-12 23:34:12 athena Exp $
 */

#include "t1b.h"

static const R *t1bv_7(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DVK(KP801937735, +0.801937735804838252472204639014890102331838324);
     DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
     DVK(KP692021471, +0.692021471630095869627814897002069140197260599);
     DVK(KP554958132, +0.554958132087371191422194871006410481067288862);
     DVK(KP356895867, +0.356895867892209443894399510021300583399127187);
     INT i;
     R *x;
     x = ii;
     for (i = m; i > 0; i = i - VL, x = x + (VL * dist), W = W + (TWVL * 12), MAKE_VOLATILE_STRIDE(ios)) {
        V T1, T2, T4, Te, Tc, T9, T7;
        T1 = LD(&(x[0]), dist, &(x[0]));
        T2 = LD(&(x[WS(ios, 1)]), dist, &(x[WS(ios, 1)]));
        T4 = LD(&(x[WS(ios, 6)]), dist, &(x[0]));
        Te = LD(&(x[WS(ios, 4)]), dist, &(x[0]));
        Tc = LD(&(x[WS(ios, 3)]), dist, &(x[WS(ios, 1)]));
        T9 = LD(&(x[WS(ios, 5)]), dist, &(x[WS(ios, 1)]));
        T7 = LD(&(x[WS(ios, 2)]), dist, &(x[0]));
        {
             V T3, T5, Tf, Td, Ta, T8;
             T3 = BYTW(&(W[0]), T2);
             T5 = BYTW(&(W[TWVL * 10]), T4);
             Tf = BYTW(&(W[TWVL * 6]), Te);
             Td = BYTW(&(W[TWVL * 4]), Tc);
             Ta = BYTW(&(W[TWVL * 8]), T9);
             T8 = BYTW(&(W[TWVL * 2]), T7);
             {
                V T6, Tm, Tg, Tk, Tb, Tl;
                T6 = VADD(T3, T5);
                Tm = VSUB(T3, T5);
                Tg = VADD(Td, Tf);
                Tk = VSUB(Td, Tf);
                Tb = VADD(T8, Ta);
                Tl = VSUB(T8, Ta);
                {
                   V Tp, Tx, Tu, Th, Ts, Tn, Tq, Ty;
                   Tp = VFNMS(LDK(KP356895867), T6, Tg);
                   Tx = VFMA(LDK(KP554958132), Tk, Tm);
                   ST(&(x[0]), VADD(T1, VADD(T6, VADD(Tb, Tg))), dist, &(x[0]));
                   Tu = VFNMS(LDK(KP356895867), Tb, T6);
                   Th = VFNMS(LDK(KP356895867), Tg, Tb);
                   Ts = VFMA(LDK(KP554958132), Tl, Tk);
                   Tn = VFNMS(LDK(KP554958132), Tm, Tl);
                   Tq = VFNMS(LDK(KP692021471), Tp, Tb);
                   Ty = VMUL(LDK(KP974927912), VFMA(LDK(KP801937735), Tx, Tl));
                   {
                        V Tv, Ti, Tt, To, Tr, Tw, Tj;
                        Tv = VFNMS(LDK(KP692021471), Tu, Tg);
                        Ti = VFNMS(LDK(KP692021471), Th, T6);
                        Tt = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Ts, Tm));
                        To = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Tn, Tk));
                        Tr = VFNMS(LDK(KP900968867), Tq, T1);
                        Tw = VFNMS(LDK(KP900968867), Tv, T1);
                        Tj = VFNMS(LDK(KP900968867), Ti, T1);
                        ST(&(x[WS(ios, 5)]), VFNMSI(Tt, Tr), dist, &(x[WS(ios, 1)]));
                        ST(&(x[WS(ios, 2)]), VFMAI(Tt, Tr), dist, &(x[0]));
                        ST(&(x[WS(ios, 6)]), VFNMSI(Ty, Tw), dist, &(x[0]));
                        ST(&(x[WS(ios, 1)]), VFMAI(Ty, Tw), dist, &(x[WS(ios, 1)]));
                        ST(&(x[WS(ios, 4)]), VFNMSI(To, Tj), dist, &(x[0]));
                        ST(&(x[WS(ios, 3)]), VFMAI(To, Tj), dist, &(x[WS(ios, 1)]));
                   }
                }
             }
        }
     }
     return W;
}

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

static const ct_desc desc = { 7, "t1bv_7", twinstr, &GENUS, {15, 15, 21, 0}, 0, 0, 0 };

void X(codelet_t1bv_7) (planner *p) {
     X(kdft_dit_register) (p, t1bv_7, &desc);
}
#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_twiddle_c -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name t1bv_7 -include t1b.h -sign 1 */

/*
 * This function contains 36 FP additions, 30 FP multiplications,
 * (or, 24 additions, 18 multiplications, 12 fused multiply/add),
 * 21 stack variables, and 14 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_c.ml,v 1.14 2006-02-12 23:34:12 athena Exp $
 */

#include "t1b.h"

static const R *t1bv_7(R *ri, R *ii, const R *W, stride ios, INT m, INT dist)
{
     DVK(KP222520933, +0.222520933956314404288902564496794759466355569);
     DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DVK(KP623489801, +0.623489801858733530525004884004239810632274731);
     DVK(KP433883739, +0.433883739117558120475768332848358754609990728);
     DVK(KP781831482, +0.781831482468029808708444526674057750232334519);
     DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
     INT i;
     R *x;
     x = ii;
     for (i = m; i > 0; i = i - VL, x = x + (VL * dist), W = W + (TWVL * 12), MAKE_VOLATILE_STRIDE(ios)) {
        V Th, Tf, Ti, T5, Tk, Ta, Tj, To, Tp;
        Th = LD(&(x[0]), dist, &(x[0]));
        {
             V Tc, Te, Tb, Td;
             Tb = LD(&(x[WS(ios, 2)]), dist, &(x[0]));
             Tc = BYTW(&(W[TWVL * 2]), Tb);
             Td = LD(&(x[WS(ios, 5)]), dist, &(x[WS(ios, 1)]));
             Te = BYTW(&(W[TWVL * 8]), Td);
             Tf = VSUB(Tc, Te);
             Ti = VADD(Tc, Te);
        }
        {
             V T2, T4, T1, T3;
             T1 = LD(&(x[WS(ios, 1)]), dist, &(x[WS(ios, 1)]));
             T2 = BYTW(&(W[0]), T1);
             T3 = LD(&(x[WS(ios, 6)]), dist, &(x[0]));
             T4 = BYTW(&(W[TWVL * 10]), T3);
             T5 = VSUB(T2, T4);
             Tk = VADD(T2, T4);
        }
        {
             V T7, T9, T6, T8;
             T6 = LD(&(x[WS(ios, 3)]), dist, &(x[WS(ios, 1)]));
             T7 = BYTW(&(W[TWVL * 4]), T6);
             T8 = LD(&(x[WS(ios, 4)]), dist, &(x[0]));
             T9 = BYTW(&(W[TWVL * 6]), T8);
             Ta = VSUB(T7, T9);
             Tj = VADD(T7, T9);
        }
        ST(&(x[0]), VADD(Th, VADD(Tk, VADD(Ti, Tj))), dist, &(x[0]));
        To = VBYI(VFNMS(LDK(KP781831482), Ta, VFNMS(LDK(KP433883739), Tf, VMUL(LDK(KP974927912), T5))));
        Tp = VFMA(LDK(KP623489801), Tj, VFNMS(LDK(KP900968867), Ti, VFNMS(LDK(KP222520933), Tk, Th)));
        ST(&(x[WS(ios, 2)]), VADD(To, Tp), dist, &(x[0]));
        ST(&(x[WS(ios, 5)]), VSUB(Tp, To), dist, &(x[WS(ios, 1)]));
        {
             V Tg, Tl, Tm, Tn;
             Tg = VBYI(VFMA(LDK(KP433883739), T5, VFNMS(LDK(KP781831482), Tf, VMUL(LDK(KP974927912), Ta))));
             Tl = VFMA(LDK(KP623489801), Ti, VFNMS(LDK(KP222520933), Tj, VFNMS(LDK(KP900968867), Tk, Th)));
             ST(&(x[WS(ios, 3)]), VADD(Tg, Tl), dist, &(x[WS(ios, 1)]));
             ST(&(x[WS(ios, 4)]), VSUB(Tl, Tg), dist, &(x[0]));
             Tm = VBYI(VFMA(LDK(KP781831482), T5, VFMA(LDK(KP974927912), Tf, VMUL(LDK(KP433883739), Ta))));
             Tn = VFMA(LDK(KP623489801), Tk, VFNMS(LDK(KP900968867), Tj, VFNMS(LDK(KP222520933), Ti, Th)));
             ST(&(x[WS(ios, 1)]), VADD(Tm, Tn), dist, &(x[WS(ios, 1)]));
             ST(&(x[WS(ios, 6)]), VSUB(Tn, Tm), dist, &(x[0]));
        }
     }
     return W;
}

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

static const ct_desc desc = { 7, "t1bv_7", twinstr, &GENUS, {24, 18, 12, 0}, 0, 0, 0 };

void X(codelet_t1bv_7) (planner *p) {
     X(kdft_dit_register) (p, t1bv_7, &desc);
}
#endif                        /* HAVE_FMA */

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