text: /*
   * 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 Fri Jan 27 16:11:25 EST 2017 */
  
  #include "codelet-dft.h"
  
  #ifdef HAVE_FMA
  
  /* Generated by: ../../../genfft/gen_twiddle_c.native -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name t1buv_8 -include t1bu.h -sign 1 */
  
  /*
   * This function contains 33 FP additions, 24 FP multiplications,
   * (or, 23 additions, 14 multiplications, 10 fused multiply/add),
   * 36 stack variables, 1 constants, and 16 memory accesses
   */
  #include "t1bu.h"
  
  static void t1buv_8(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
  {
       DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
       {
  	  INT m;
  	  R *x;
  	  x = ii;
  	  for (m = mb, W = W + (mb * ((TWVL / VL) * 14)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 14), MAKE_VOLATILE_STRIDE(8, rs)) {
  	       V T1, T2, Th, Tj, T5, T7, Ta, Tc;
  	       T1 = LD(&(x[0]), ms, &(x[0]));
  	       T2 = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
  	       Th = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
  	       Tj = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
  	       T5 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
  	       T7 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
  	       Ta = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
  	       Tc = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
  	       {
  		    V T3, Ti, Tk, T6, T8, Tb, Td;
  		    T3 = BYTW(&(W[TWVL * 6]), T2);
  		    Ti = BYTW(&(W[TWVL * 2]), Th);
  		    Tk = BYTW(&(W[TWVL * 10]), Tj);
  		    T6 = BYTW(&(W[0]), T5);
  		    T8 = BYTW(&(W[TWVL * 8]), T7);
  		    Tb = BYTW(&(W[TWVL * 12]), Ta);
  		    Td = BYTW(&(W[TWVL * 4]), Tc);
  		    {
  			 V Tq, T4, Tr, Tl, Tt, T9, Tu, Te, Tw, Ts;
  			 Tq = VADD(T1, T3);
  			 T4 = VSUB(T1, T3);
  			 Tr = VADD(Ti, Tk);
  			 Tl = VSUB(Ti, Tk);
  			 Tt = VADD(T6, T8);
  			 T9 = VSUB(T6, T8);
  			 Tu = VADD(Tb, Td);
  			 Te = VSUB(Tb, Td);
  			 Tw = VADD(Tq, Tr);
  			 Ts = VSUB(Tq, Tr);
  			 {
  			      V Tx, Tv, Tm, Tf;
  			      Tx = VADD(Tt, Tu);
  			      Tv = VSUB(Tt, Tu);
  			      Tm = VSUB(T9, Te);
  			      Tf = VADD(T9, Te);
  			      {
  				   V Tp, Tn, To, Tg;
  				   ST(&(x[0]), VADD(Tw, Tx), ms, &(x[0]));
  				   ST(&(x[WS(rs, 4)]), VSUB(Tw, Tx), ms, &(x[0]));
  				   ST(&(x[WS(rs, 2)]), VFMAI(Tv, Ts), ms, &(x[0]));
  				   ST(&(x[WS(rs, 6)]), VFNMSI(Tv, Ts), ms, &(x[0]));
  				   Tp = VFMA(LDK(KP707106781), Tm, Tl);
  				   Tn = VFNMS(LDK(KP707106781), Tm, Tl);
  				   To = VFMA(LDK(KP707106781), Tf, T4);
  				   Tg = VFNMS(LDK(KP707106781), Tf, T4);
  				   ST(&(x[WS(rs, 1)]), VFMAI(Tp, To), ms, &(x[WS(rs, 1)]));
  				   ST(&(x[WS(rs, 7)]), VFNMSI(Tp, To), ms, &(x[WS(rs, 1)]));
  				   ST(&(x[WS(rs, 5)]), VFMAI(Tn, Tg), ms, &(x[WS(rs, 1)]));
  				   ST(&(x[WS(rs, 3)]), VFNMSI(Tn, Tg), ms, &(x[WS(rs, 1)]));
  			      }
  			 }
  		    }
  	       }
  	  }
       }
       VLEAVE();
  }
  
  static const tw_instr twinstr[] = {
       VTW(0, 1),
       VTW(0, 2),
       VTW(0, 3),
       VTW(0, 4),
       VTW(0, 5),
       VTW(0, 6),
       VTW(0, 7),
       {TW_NEXT, VL, 0}
  };
  
  static const ct_desc desc = { 8, XSIMD_STRING("t1buv_8"), twinstr, &GENUS, {23, 14, 10, 0}, 0, 0, 0 };
  
  void XSIMD(codelet_t1buv_8) (planner *p) {
       X(kdft_dit_register) (p, t1buv_8, &desc);
  }
  #else				/* HAVE_FMA */
  
  /* Generated by: ../../../genfft/gen_twiddle_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 8 -name t1buv_8 -include t1bu.h -sign 1 */
  
  /*
   * This function contains 33 FP additions, 16 FP multiplications,
   * (or, 33 additions, 16 multiplications, 0 fused multiply/add),
   * 24 stack variables, 1 constants, and 16 memory accesses
   */
  #include "t1bu.h"
  
  static void t1buv_8(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
  {
       DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
       {
  	  INT m;
  	  R *x;
  	  x = ii;
  	  for (m = mb, W = W + (mb * ((TWVL / VL) * 14)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 14), MAKE_VOLATILE_STRIDE(8, rs)) {
  	       V Tl, Tq, Tg, Tr, T5, Tt, Ta, Tu, Ti, Tk, Tj;
  	       Ti = LD(&(x[0]), ms, &(x[0]));
  	       Tj = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
  	       Tk = BYTW(&(W[TWVL * 6]), Tj);
  	       Tl = VSUB(Ti, Tk);
  	       Tq = VADD(Ti, Tk);
  	       {
  		    V Td, Tf, Tc, Te;
  		    Tc = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
  		    Td = BYTW(&(W[TWVL * 2]), Tc);
  		    Te = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
  		    Tf = BYTW(&(W[TWVL * 10]), Te);
  		    Tg = VSUB(Td, Tf);
  		    Tr = VADD(Td, Tf);
  	       }
  	       {
  		    V T2, T4, T1, T3;
  		    T1 = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
  		    T2 = BYTW(&(W[0]), T1);
  		    T3 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
  		    T4 = BYTW(&(W[TWVL * 8]), T3);
  		    T5 = VSUB(T2, T4);
  		    Tt = VADD(T2, T4);
  	       }
  	       {
  		    V T7, T9, T6, T8;
  		    T6 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
  		    T7 = BYTW(&(W[TWVL * 12]), T6);
  		    T8 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
  		    T9 = BYTW(&(W[TWVL * 4]), T8);
  		    Ta = VSUB(T7, T9);
  		    Tu = VADD(T7, T9);
  	       }
  	       {
  		    V Ts, Tv, Tw, Tx;
  		    Ts = VSUB(Tq, Tr);
  		    Tv = VBYI(VSUB(Tt, Tu));
  		    ST(&(x[WS(rs, 6)]), VSUB(Ts, Tv), ms, &(x[0]));
  		    ST(&(x[WS(rs, 2)]), VADD(Ts, Tv), ms, &(x[0]));
  		    Tw = VADD(Tq, Tr);
  		    Tx = VADD(Tt, Tu);
  		    ST(&(x[WS(rs, 4)]), VSUB(Tw, Tx), ms, &(x[0]));
  		    ST(&(x[0]), VADD(Tw, Tx), ms, &(x[0]));
  		    {
  			 V Th, To, Tn, Tp, Tb, Tm;
  			 Tb = VMUL(LDK(KP707106781), VSUB(T5, Ta));
  			 Th = VBYI(VSUB(Tb, Tg));
  			 To = VBYI(VADD(Tg, Tb));
  			 Tm = VMUL(LDK(KP707106781), VADD(T5, Ta));
  			 Tn = VSUB(Tl, Tm);
  			 Tp = VADD(Tl, Tm);
  			 ST(&(x[WS(rs, 3)]), VADD(Th, Tn), ms, &(x[WS(rs, 1)]));
  			 ST(&(x[WS(rs, 7)]), VSUB(Tp, To), ms, &(x[WS(rs, 1)]));
  			 ST(&(x[WS(rs, 5)]), VSUB(Tn, Th), ms, &(x[WS(rs, 1)]));
  			 ST(&(x[WS(rs, 1)]), VADD(To, Tp), ms, &(x[WS(rs, 1)]));
  		    }
  	       }
  	  }
       }
       VLEAVE();
  }
  
  static const tw_instr twinstr[] = {
       VTW(0, 1),
       VTW(0, 2),
       VTW(0, 3),
       VTW(0, 4),
       VTW(0, 5),
       VTW(0, 6),
       VTW(0, 7),
       {TW_NEXT, VL, 0}
  };
  
  static const ct_desc desc = { 8, XSIMD_STRING("t1buv_8"), twinstr, &GENUS, {33, 16, 0, 0}, 0, 0, 0 };
  
  void XSIMD(codelet_t1buv_8) (planner *p) {
       X(kdft_dit_register) (p, t1buv_8, &desc);
  }
  #endif				/* HAVE_FMA */
  