/*

 * Copyright (c) 2003, 2007-14 Matteo Frigo

 * Copyright (c) 2003, 2007-14 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA

 *

 */

/* This file was automatically generated --- DO NOT EDIT */

/* Generated on Sun Sep  8 06:42:24 UTC 2024 */

#include "rdft/codelet-rdft.h"

#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)

/* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 6 -name r2cbIII_6 -dft-III -include rdft/scalar/r2cbIII.h */

/*

 * This function contains 12 FP additions, 8 FP multiplications,

 * (or, 6 additions, 2 multiplications, 6 fused multiply/add),

 * 15 stack variables, 2 constants, and 12 memory accesses

 */

#include "rdft/scalar/r2cbIII.h"

static void r2cbIII_6(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);

     DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);

     {

    INT i;

    for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(24, rs), MAKE_VOLATILE_STRIDE(24, csr), MAKE_VOLATILE_STRIDE(24, csi)) {

         E T1, T8, T4, Ta, T7, Tc, T9, Tb;

         T1 = Cr[WS(csr, 1)];

         T8 = Ci[WS(csi, 1)];

         {

        E T2, T3, T5, T6;

        T2 = Cr[WS(csr, 2)];

        T3 = Cr[0];

        T4 = T2 + T3;

        Ta = T2 - T3;

        T5 = Ci[WS(csi, 2)];

        T6 = Ci[0];

        T7 = T5 + T6;

        Tc = T5 - T6;

         }

         R0[0] = KP2_000000000 * (T1 + T4);

         R1[WS(rs, 1)] = KP2_000000000 * (T8 - T7);

         T9 = FMA(KP2_000000000, T8, T7);

         R1[0] = -(FMA(KP1_732050807, Ta, T9));

         R1[WS(rs, 2)] = FMS(KP1_732050807, Ta, T9);

         Tb = FNMS(KP2_000000000, T1, T4);

         R0[WS(rs, 1)] = FMA(KP1_732050807, Tc, Tb);

         R0[WS(rs, 2)] = FMS(KP1_732050807, Tc, Tb);

    }

     }

}

static const kr2c_desc desc = { 6, "r2cbIII_6", { 6, 2, 6, 0 }, &GENUS };

void X(codelet_r2cbIII_6) (planner *p) { X(kr2c_register) (p, r2cbIII_6, &desc);

}

#else

/* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 6 -name r2cbIII_6 -dft-III -include rdft/scalar/r2cbIII.h */

/*

 * This function contains 12 FP additions, 6 FP multiplications,

 * (or, 10 additions, 4 multiplications, 2 fused multiply/add),

 * 15 stack variables, 2 constants, and 12 memory accesses

 */

#include "rdft/scalar/r2cbIII.h"

static void r2cbIII_6(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);

     DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);

     {

    INT i;

    for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(24, rs), MAKE_VOLATILE_STRIDE(24, csr), MAKE_VOLATILE_STRIDE(24, csi)) {

         E T1, T6, T4, T5, T9, Tb, Ta, Tc;

         T1 = Cr[WS(csr, 1)];

         T6 = Ci[WS(csi, 1)];

         {

        E T2, T3, T7, T8;

        T2 = Cr[WS(csr, 2)];

        T3 = Cr[0];

        T4 = T2 + T3;

        T5 = KP1_732050807 * (T2 - T3);

        T7 = Ci[WS(csi, 2)];

        T8 = Ci[0];

        T9 = T7 + T8;

        Tb = KP1_732050807 * (T7 - T8);

         }

         R0[0] = KP2_000000000 * (T1 + T4);

         R1[WS(rs, 1)] = KP2_000000000 * (T6 - T9);

         Ta = FMA(KP2_000000000, T6, T9);

         R1[0] = -(T5 + Ta);

         R1[WS(rs, 2)] = T5 - Ta;

         Tc = FMS(KP2_000000000, T1, T4);

         R0[WS(rs, 1)] = Tb - Tc;

         R0[WS(rs, 2)] = Tc + Tb;

    }

     }

}

static const kr2c_desc desc = { 6, "r2cbIII_6", { 10, 4, 2, 0 }, &GENUS };

void X(codelet_r2cbIII_6) (planner *p) { X(kr2c_register) (p, r2cbIII_6, &desc);

}

#endif