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 Tue Mar  4 13:46:54 EST 2014 */
  
  #include "codelet-dft.h"
  
  #ifdef HAVE_FMA
  
  /* Generated by: ../../../genfft/gen_notw_c.native -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name n2fv_4 -with-ostride 2 -include n2f.h -store-multiple 2 */
  
  /*
   * This function contains 8 FP additions, 2 FP multiplications,
   * (or, 6 additions, 0 multiplications, 2 fused multiply/add),
   * 15 stack variables, 0 constants, and 10 memory accesses
   */
  #include "n2f.h"
  
  static void n2fv_4(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
  {
       {
  	  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(8, is), MAKE_VOLATILE_STRIDE(8, os)) {
  	       V T1, T2, T4, T5;
  	       T1 = LD(&(xi[0]), ivs, &(xi[0]));
  	       T2 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
  	       T4 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
  	       T5 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
  	       {
  		    V T3, T7, T6, T8;
  		    T3 = VSUB(T1, T2);
  		    T7 = VADD(T1, T2);
  		    T6 = VSUB(T4, T5);
  		    T8 = VADD(T4, T5);
  		    {
  			 V T9, Ta, Tb, Tc;
  			 T9 = VSUB(T7, T8);
  			 STM2(&(xo[4]), T9, ovs, &(xo[0]));
  			 Ta = VADD(T7, T8);
  			 STM2(&(xo[0]), Ta, ovs, &(xo[0]));
  			 Tb = VFMAI(T6, T3);
  			 STM2(&(xo[6]), Tb, ovs, &(xo[2]));
  			 STN2(&(xo[4]), T9, Tb, ovs);
  			 Tc = VFNMSI(T6, T3);
  			 STM2(&(xo[2]), Tc, ovs, &(xo[2]));
  			 STN2(&(xo[0]), Ta, Tc, ovs);
  		    }
  	       }
  	  }
       }
       VLEAVE();
  }
  
  static const kdft_desc desc = { 4, XSIMD_STRING("n2fv_4"), {6, 0, 2, 0}, &GENUS, 0, 2, 0, 0 };
  
  void XSIMD(codelet_n2fv_4) (planner *p) {
       X(kdft_register) (p, n2fv_4, &desc);
  }
  
  #else				/* HAVE_FMA */
  
  /* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 4 -name n2fv_4 -with-ostride 2 -include n2f.h -store-multiple 2 */
  
  /*
   * This function contains 8 FP additions, 0 FP multiplications,
   * (or, 8 additions, 0 multiplications, 0 fused multiply/add),
   * 11 stack variables, 0 constants, and 10 memory accesses
   */
  #include "n2f.h"
  
  static void n2fv_4(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
  {
       {
  	  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(8, is), MAKE_VOLATILE_STRIDE(8, os)) {
  	       V T3, T7, T6, T8;
  	       {
  		    V T1, T2, T4, T5;
  		    T1 = LD(&(xi[0]), ivs, &(xi[0]));
  		    T2 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
  		    T3 = VSUB(T1, T2);
  		    T7 = VADD(T1, T2);
  		    T4 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
  		    T5 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
  		    T6 = VBYI(VSUB(T4, T5));
  		    T8 = VADD(T4, T5);
  	       }
  	       {
  		    V T9, Ta, Tb, Tc;
  		    T9 = VSUB(T3, T6);
  		    STM2(&(xo[2]), T9, ovs, &(xo[2]));
  		    Ta = VADD(T7, T8);
  		    STM2(&(xo[0]), Ta, ovs, &(xo[0]));
  		    STN2(&(xo[0]), Ta, T9, ovs);
  		    Tb = VADD(T3, T6);
  		    STM2(&(xo[6]), Tb, ovs, &(xo[2]));
  		    Tc = VSUB(T7, T8);
  		    STM2(&(xo[4]), Tc, ovs, &(xo[0]));
  		    STN2(&(xo[4]), Tc, Tb, ovs);
  	       }
  	  }
       }
       VLEAVE();
  }
  
  static const kdft_desc desc = { 4, XSIMD_STRING("n2fv_4"), {8, 0, 0, 0}, &GENUS, 0, 2, 0, 0 };
  
  void XSIMD(codelet_n2fv_4) (planner *p) {
       X(kdft_register) (p, n2fv_4, &desc);
  }
  
  #endif				/* HAVE_FMA */
  