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n1fv_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 14:24:43 EDT 2006 */

#include "codelet-dft.h"

#ifdef HAVE_FMA

/* Generated by: ../../../genfft/gen_notw_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name n1fv_7 -include n1f.h */

/*
 * This function contains 30 FP additions, 24 FP multiplications,
 * (or, 9 additions, 3 multiplications, 21 fused multiply/add),
 * 37 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_notw_c.ml,v 1.17 2006-02-12 23:34:12 athena Exp $
 */

#include "n1f.h"

static void n1fv_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
{
     DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DVK(KP692021471, +0.692021471630095869627814897002069140197260599);
     DVK(KP801937735, +0.801937735804838252472204639014890102331838324);
     DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
     DVK(KP356895867, +0.356895867892209443894399510021300583399127187);
     DVK(KP554958132, +0.554958132087371191422194871006410481067288862);
     INT i;
     const R *xi;
     R *xo;
     xi = ri;
     xo = ro;
     for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) {
        V T1, T2, T3, T8, T9, T5, T6;
        T1 = LD(&(xi[0]), ivs, &(xi[0]));
        T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
        T3 = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
        T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
        T9 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
        T5 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
        T6 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
        {
             V Te, T4, Tf, Ta, Tg, T7;
             Te = VSUB(T3, T2);
             T4 = VADD(T2, T3);
             Tf = VSUB(T9, T8);
             Ta = VADD(T8, T9);
             Tg = VSUB(T6, T5);
             T7 = VADD(T5, T6);
             {
                V Tm, Tb, Tr, Th, Tj, To;
                Tm = VFMA(LDK(KP554958132), Tf, Te);
                Tb = VFNMS(LDK(KP356895867), T4, Ta);
                Tr = VFNMS(LDK(KP554958132), Te, Tg);
                Th = VFMA(LDK(KP554958132), Tg, Tf);
                ST(&(xo[0]), VADD(T1, VADD(T4, VADD(T7, Ta))), ovs, &(xo[0]));
                Tj = VFNMS(LDK(KP356895867), T7, T4);
                To = VFNMS(LDK(KP356895867), Ta, T7);
                {
                   V Tn, Tc, Ts, Ti;
                   Tn = VMUL(LDK(KP974927912), VFMA(LDK(KP801937735), Tm, Tg));
                   Tc = VFNMS(LDK(KP692021471), Tb, T7);
                   Ts = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Tr, Tf));
                   Ti = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Th, Te));
                   {
                        V Tk, Tp, Td, Tl, Tq;
                        Tk = VFNMS(LDK(KP692021471), Tj, Ta);
                        Tp = VFNMS(LDK(KP692021471), To, T4);
                        Td = VFNMS(LDK(KP900968867), Tc, T1);
                        Tl = VFNMS(LDK(KP900968867), Tk, T1);
                        Tq = VFNMS(LDK(KP900968867), Tp, T1);
                        ST(&(xo[WS(os, 2)]), VFMAI(Ti, Td), ovs, &(xo[0]));
                        ST(&(xo[WS(os, 5)]), VFNMSI(Ti, Td), ovs, &(xo[WS(os, 1)]));
                        ST(&(xo[WS(os, 1)]), VFMAI(Tn, Tl), ovs, &(xo[WS(os, 1)]));
                        ST(&(xo[WS(os, 6)]), VFNMSI(Tn, Tl), ovs, &(xo[0]));
                        ST(&(xo[WS(os, 3)]), VFMAI(Ts, Tq), ovs, &(xo[WS(os, 1)]));
                        ST(&(xo[WS(os, 4)]), VFNMSI(Ts, Tq), ovs, &(xo[0]));
                   }
                }
             }
        }
     }
}

static const kdft_desc desc = { 7, "n1fv_7", {9, 3, 21, 0}, &GENUS, 0, 0, 0, 0 };
void X(codelet_n1fv_7) (planner *p) {
     X(kdft_register) (p, n1fv_7, &desc);
}

#else                   /* HAVE_FMA */

/* Generated by: ../../../genfft/gen_notw_c -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name n1fv_7 -include n1f.h */

/*
 * This function contains 30 FP additions, 18 FP multiplications,
 * (or, 18 additions, 6 multiplications, 12 fused multiply/add),
 * 24 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_notw_c.ml,v 1.17 2006-02-12 23:34:12 athena Exp $
 */

#include "n1f.h"

static void n1fv_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
{
     DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
     DVK(KP222520933, +0.222520933956314404288902564496794759466355569);
     DVK(KP623489801, +0.623489801858733530525004884004239810632274731);
     DVK(KP781831482, +0.781831482468029808708444526674057750232334519);
     DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
     DVK(KP433883739, +0.433883739117558120475768332848358754609990728);
     INT i;
     const R *xi;
     R *xo;
     xi = ri;
     xo = ro;
     for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(is), MAKE_VOLATILE_STRIDE(os)) {
        V T1, Ta, Td, T4, Tc, T7, Te, T8, T9, Tj, Ti;
        T1 = LD(&(xi[0]), ivs, &(xi[0]));
        T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
        T9 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
        Ta = VADD(T8, T9);
        Td = VSUB(T9, T8);
        {
             V T2, T3, T5, T6;
             T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
             T3 = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
             T4 = VADD(T2, T3);
             Tc = VSUB(T3, T2);
             T5 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
             T6 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
             T7 = VADD(T5, T6);
             Te = VSUB(T6, T5);
        }
        ST(&(xo[0]), VADD(T1, VADD(T4, VADD(T7, Ta))), ovs, &(xo[0]));
        Tj = VBYI(VFMA(LDK(KP433883739), Tc, VFNMS(LDK(KP781831482), Te, VMUL(LDK(KP974927912), Td))));
        Ti = VFMA(LDK(KP623489801), T7, VFNMS(LDK(KP222520933), Ta, VFNMS(LDK(KP900968867), T4, T1)));
        ST(&(xo[WS(os, 4)]), VSUB(Ti, Tj), ovs, &(xo[0]));
        ST(&(xo[WS(os, 3)]), VADD(Ti, Tj), ovs, &(xo[WS(os, 1)]));
        {
             V Tf, Tb, Th, Tg;
             Tf = VBYI(VFNMS(LDK(KP781831482), Td, VFNMS(LDK(KP433883739), Te, VMUL(LDK(KP974927912), Tc))));
             Tb = VFMA(LDK(KP623489801), Ta, VFNMS(LDK(KP900968867), T7, VFNMS(LDK(KP222520933), T4, T1)));
             ST(&(xo[WS(os, 5)]), VSUB(Tb, Tf), ovs, &(xo[WS(os, 1)]));
             ST(&(xo[WS(os, 2)]), VADD(Tb, Tf), ovs, &(xo[0]));
             Th = VBYI(VFMA(LDK(KP781831482), Tc, VFMA(LDK(KP974927912), Te, VMUL(LDK(KP433883739), Td))));
             Tg = VFMA(LDK(KP623489801), T4, VFNMS(LDK(KP900968867), Ta, VFNMS(LDK(KP222520933), T7, T1)));
             ST(&(xo[WS(os, 6)]), VSUB(Tg, Th), ovs, &(xo[0]));
             ST(&(xo[WS(os, 1)]), VADD(Tg, Th), ovs, &(xo[WS(os, 1)]));
        }
     }
}

static const kdft_desc desc = { 7, "n1fv_7", {18, 6, 12, 0}, &GENUS, 0, 0, 0, 0 };
void X(codelet_n1fv_7) (planner *p) {
     X(kdft_register) (p, n1fv_7, &desc);
}

#endif                        /* HAVE_FMA */

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