/*

 * 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 06:41:29 UTC 2024 */

#include "rdft/codelet-rdft.h"

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

/* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 6 -name r2cfII_6 -dft-II -include rdft/scalar/r2cfII.h */

/*

 * This function contains 13 FP additions, 6 FP multiplications,

 * (or, 7 additions, 0 multiplications, 6 fused multiply/add),

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

 */

#include "rdft/scalar/r2cfII.h"

static void r2cfII_6(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP866025403, +0.866025403784438646763723170752936183471402627);

     DK(KP500000000, +0.500000000000000000000000000000000000000000000);

     {

    INT i;

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

         E T1, T9, T2, T3, T4, Tc, T8, Ta, T6, T7, T5, Tb;

         T1 = R0[0];

         T9 = R1[WS(rs, 1)];

         T2 = R0[WS(rs, 2)];

         T3 = R0[WS(rs, 1)];

         T4 = T3 - T2;

         Tc = T2 + T3;

         T6 = R1[WS(rs, 2)];

         T7 = R1[0];

         T8 = T6 - T7;

         Ta = T6 + T7;

         Ci[WS(csi, 1)] = T9 - Ta;

         Cr[WS(csr, 1)] = T1 + T2 - T3;

         T5 = FMA(KP500000000, T4, T1);

         Cr[0] = FNMS(KP866025403, T8, T5);

         Cr[WS(csr, 2)] = FMA(KP866025403, T8, T5);

         Tb = FMA(KP500000000, Ta, T9);

         Ci[0] = -(FMA(KP866025403, Tc, Tb));

         Ci[WS(csi, 2)] = FMS(KP866025403, Tc, Tb);

    }

     }

}

static const kr2c_desc desc = { 6, "r2cfII_6", { 7, 0, 6, 0 }, &GENUS };

void X(codelet_r2cfII_6) (planner *p) { X(kr2c_register) (p, r2cfII_6, &desc);

}

#else

/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 6 -name r2cfII_6 -dft-II -include rdft/scalar/r2cfII.h */

/*

 * This function contains 13 FP additions, 4 FP multiplications,

 * (or, 11 additions, 2 multiplications, 2 fused multiply/add),

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

 */

#include "rdft/scalar/r2cfII.h"

static void r2cfII_6(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP500000000, +0.500000000000000000000000000000000000000000000);

     DK(KP866025403, +0.866025403784438646763723170752936183471402627);

     {

    INT i;

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

         E Ta, T7, T9, T1, T3, T2, T8, T4, T5, T6, Tb;

         Ta = R1[WS(rs, 1)];

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

         T6 = R1[0];

         T7 = KP866025403 * (T5 - T6);

         T9 = T5 + T6;

         T1 = R0[0];

         T3 = R0[WS(rs, 1)];

         T2 = R0[WS(rs, 2)];

         T8 = KP866025403 * (T2 + T3);

         T4 = FMA(KP500000000, T3 - T2, T1);

         Cr[0] = T4 - T7;

         Tb = FMA(KP500000000, T9, Ta);

         Ci[0] = -(T8 + Tb);

         Ci[WS(csi, 2)] = T8 - Tb;

         Cr[WS(csr, 2)] = T4 + T7;

         Ci[WS(csi, 1)] = Ta - T9;

         Cr[WS(csr, 1)] = T1 + T2 - T3;

    }

     }

}

static const kr2c_desc desc = { 6, "r2cfII_6", { 11, 2, 2, 0 }, &GENUS };

void X(codelet_r2cfII_6) (planner *p) { X(kr2c_register) (p, r2cfII_6, &desc);

}

#endif