/*

 * 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 06:42:08 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 16 -name r2cb_16 -include rdft/scalar/r2cb.h */

/*

 * This function contains 58 FP additions, 32 FP multiplications,

 * (or, 26 additions, 0 multiplications, 32 fused multiply/add),

 * 31 stack variables, 4 constants, and 32 memory accesses

 */

#include "rdft/scalar/r2cb.h"

static void r2cb_16(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP1_847759065, +1.847759065022573512256366378793576573644833252);

     DK(KP414213562, +0.414213562373095048801688724209698078569671875);

     DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);

     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(64, rs), MAKE_VOLATILE_STRIDE(64, csr), MAKE_VOLATILE_STRIDE(64, csi)) {

         E T5, TL, Tj, TD, T8, TM, To, TE, Tc, TP, Tf, TQ, Tu, Tz, TR;

         E TO, TH, TG;

         {

        E T4, Ti, T3, Th, T1, T2;

        T4 = Cr[WS(csr, 4)];

        Ti = Ci[WS(csi, 4)];

        T1 = Cr[0];

        T2 = Cr[WS(csr, 8)];

        T3 = T1 + T2;

        Th = T1 - T2;

        T5 = FMA(KP2_000000000, T4, T3);

        TL = FNMS(KP2_000000000, T4, T3);

        Tj = FNMS(KP2_000000000, Ti, Th);

        TD = FMA(KP2_000000000, Ti, Th);

         }

         {

        E T6, T7, Tk, Tl, Tm, Tn;

        T6 = Cr[WS(csr, 2)];

        T7 = Cr[WS(csr, 6)];

        Tk = T6 - T7;

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

        Tm = Ci[WS(csi, 6)];

        Tn = Tl + Tm;

        T8 = T6 + T7;

        TM = Tl - Tm;

        To = Tk - Tn;

        TE = Tk + Tn;

         }

         {

        E Tq, Ty, Tv, Tt;

        {

       E Ta, Tb, Tw, Tx;

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

       Tb = Cr[WS(csr, 7)];

       Tc = Ta + Tb;

       Tq = Ta - Tb;

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

       Tx = Ci[WS(csi, 7)];

       Ty = Tw + Tx;

       TP = Tw - Tx;

        }

        {

       E Td, Te, Tr, Ts;

       Td = Cr[WS(csr, 5)];

       Te = Cr[WS(csr, 3)];

       Tf = Td + Te;

       Tv = Td - Te;

       Tr = Ci[WS(csi, 5)];

       Ts = Ci[WS(csi, 3)];

       Tt = Tr + Ts;

       TQ = Tr - Ts;

        }

        Tu = Tq - Tt;

        Tz = Tv + Ty;

        TR = TP - TQ;

        TO = Tc - Tf;

        TH = Tq + Tt;

        TG = Ty - Tv;

         }

         {

        E T9, Tg, TT, TU;

        T9 = FMA(KP2_000000000, T8, T5);

        Tg = Tc + Tf;

        R0[WS(rs, 4)] = FNMS(KP2_000000000, Tg, T9);

        R0[0] = FMA(KP2_000000000, Tg, T9);

        TT = FMA(KP2_000000000, TM, TL);

        TU = TO + TR;

        R0[WS(rs, 3)] = FNMS(KP1_414213562, TU, TT);

        R0[WS(rs, 7)] = FMA(KP1_414213562, TU, TT);

         }

         {

        E TV, TW, Tp, TA;

        TV = FNMS(KP2_000000000, T8, T5);

        TW = TQ + TP;

        R0[WS(rs, 2)] = FNMS(KP2_000000000, TW, TV);

        R0[WS(rs, 6)] = FMA(KP2_000000000, TW, TV);

        Tp = FMA(KP1_414213562, To, Tj);

        TA = FNMS(KP414213562, Tz, Tu);

        R1[WS(rs, 4)] = FNMS(KP1_847759065, TA, Tp);

        R1[0] = FMA(KP1_847759065, TA, Tp);

         }

         {

        E TB, TC, TJ, TK;

        TB = FNMS(KP1_414213562, To, Tj);

        TC = FMA(KP414213562, Tu, Tz);

        R1[WS(rs, 2)] = FNMS(KP1_847759065, TC, TB);

        R1[WS(rs, 6)] = FMA(KP1_847759065, TC, TB);

        TJ = FMA(KP1_414213562, TE, TD);

        TK = FMA(KP414213562, TG, TH);

        R1[WS(rs, 3)] = FNMS(KP1_847759065, TK, TJ);

        R1[WS(rs, 7)] = FMA(KP1_847759065, TK, TJ);

         }

         {

        E TN, TS, TF, TI;

        TN = FNMS(KP2_000000000, TM, TL);

        TS = TO - TR;

        R0[WS(rs, 5)] = FNMS(KP1_414213562, TS, TN);

        R0[WS(rs, 1)] = FMA(KP1_414213562, TS, TN);

        TF = FNMS(KP1_414213562, TE, TD);

        TI = FNMS(KP414213562, TH, TG);

        R1[WS(rs, 1)] = FNMS(KP1_847759065, TI, TF);

        R1[WS(rs, 5)] = FMA(KP1_847759065, TI, TF);

         }

    }

     }

}

static const kr2c_desc desc = { 16, "r2cb_16", { 26, 0, 32, 0 }, &GENUS };

void X(codelet_r2cb_16) (planner *p) { X(kr2c_register) (p, r2cb_16, &desc);

}

#else

/* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 16 -name r2cb_16 -include rdft/scalar/r2cb.h */

/*

 * This function contains 58 FP additions, 18 FP multiplications,

 * (or, 54 additions, 14 multiplications, 4 fused multiply/add),

 * 31 stack variables, 4 constants, and 32 memory accesses

 */

#include "rdft/scalar/r2cb.h"

static void r2cb_16(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)

{

     DK(KP1_847759065, +1.847759065022573512256366378793576573644833252);

     DK(KP765366864, +0.765366864730179543456919968060797733522689125);

     DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);

     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(64, rs), MAKE_VOLATILE_STRIDE(64, csr), MAKE_VOLATILE_STRIDE(64, csi)) {

         E T9, TS, Tl, TG, T6, TR, Ti, TD, Td, Tq, Tg, Tt, Tn, Tu, TV;

         E TU, TN, TK;

         {

        E T7, T8, TE, Tj, Tk, TF;

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

        T8 = Cr[WS(csr, 6)];

        TE = T7 - T8;

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

        Tk = Ci[WS(csi, 6)];

        TF = Tj + Tk;

        T9 = KP2_000000000 * (T7 + T8);

        TS = KP1_414213562 * (TE + TF);

        Tl = KP2_000000000 * (Tj - Tk);

        TG = KP1_414213562 * (TE - TF);

         }

         {

        E T5, TC, T3, TA;

        {

       E T4, TB, T1, T2;

       T4 = Cr[WS(csr, 4)];

       T5 = KP2_000000000 * T4;

       TB = Ci[WS(csi, 4)];

       TC = KP2_000000000 * TB;

       T1 = Cr[0];

       T2 = Cr[WS(csr, 8)];

       T3 = T1 + T2;

       TA = T1 - T2;

        }

        T6 = T3 + T5;

        TR = TA + TC;

        Ti = T3 - T5;

        TD = TA - TC;

         }

         {

        E TI, TM, TL, TJ;

        {

       E Tb, Tc, To, Tp;

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

       Tc = Cr[WS(csr, 7)];

       Td = Tb + Tc;

       TI = Tb - Tc;

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

       Tp = Ci[WS(csi, 7)];

       Tq = To - Tp;

       TM = To + Tp;

        }

        {

       E Te, Tf, Tr, Ts;

       Te = Cr[WS(csr, 5)];

       Tf = Cr[WS(csr, 3)];

       Tg = Te + Tf;

       TL = Te - Tf;

       Tr = Ci[WS(csi, 5)];

       Ts = Ci[WS(csi, 3)];

       Tt = Tr - Ts;

       TJ = Tr + Ts;

        }

        Tn = Td - Tg;

        Tu = Tq - Tt;

        TV = TM - TL;

        TU = TI + TJ;

        TN = TL + TM;

        TK = TI - TJ;

         }

         {

        E Ta, Th, TT, TW;

        Ta = T6 + T9;

        Th = KP2_000000000 * (Td + Tg);

        R0[WS(rs, 4)] = Ta - Th;

        R0[0] = Ta + Th;

        TT = TR - TS;

        TW = FNMS(KP1_847759065, TV, KP765366864 * TU);

        R1[WS(rs, 5)] = TT - TW;

        R1[WS(rs, 1)] = TT + TW;

         }

         {

        E TX, TY, Tm, Tv;

        TX = TR + TS;

        TY = FMA(KP1_847759065, TU, KP765366864 * TV);

        R1[WS(rs, 3)] = TX - TY;

        R1[WS(rs, 7)] = TX + TY;

        Tm = Ti - Tl;

        Tv = KP1_414213562 * (Tn - Tu);

        R0[WS(rs, 5)] = Tm - Tv;

        R0[WS(rs, 1)] = Tm + Tv;

         }

         {

        E Tw, Tx, TH, TO;

        Tw = Ti + Tl;

        Tx = KP1_414213562 * (Tn + Tu);

        R0[WS(rs, 3)] = Tw - Tx;

        R0[WS(rs, 7)] = Tw + Tx;

        TH = TD + TG;

        TO = FNMS(KP765366864, TN, KP1_847759065 * TK);

        R1[WS(rs, 4)] = TH - TO;

        R1[0] = TH + TO;

         }

         {

        E TP, TQ, Ty, Tz;

        TP = TD - TG;

        TQ = FMA(KP765366864, TK, KP1_847759065 * TN);

        R1[WS(rs, 2)] = TP - TQ;

        R1[WS(rs, 6)] = TP + TQ;

        Ty = T6 - T9;

        Tz = KP2_000000000 * (Tt + Tq);

        R0[WS(rs, 2)] = Ty - Tz;

        R0[WS(rs, 6)] = Ty + Tz;

         }

    }

     }

}

static const kr2c_desc desc = { 16, "r2cb_16", { 54, 14, 4, 0 }, &GENUS };

void X(codelet_r2cb_16) (planner *p) { X(kr2c_register) (p, r2cb_16, &desc);

}

#endif