/*
 * Copyright (c) 1997-1999, 2003 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 */

/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Mon Mar 24 02:08:25 EST 2003 */

#include "fftw-int.h"
#include "fftw.h"

/* Generated by: /homee/stevenj/cvs/fftw/gensrc/genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -twiddleinv 5 */

/*
 * This function contains 40 FP additions, 28 FP multiplications,
 * (or, 26 additions, 14 multiplications, 14 fused multiply/add),
 * 26 stack variables, and 20 memory accesses
 */
//static const fftw_real K559016994 =
//FFTW_KONST(+0.559016994374947424102293417182819058860154590);
//static const fftw_real K250000000 =
//FFTW_KONST(+0.250000000000000000000000000000000000000000000);
//static const fftw_real K951056516 =
//FFTW_KONST(+0.951056516295153572116439333379382143405698634);
//static const fftw_real K587785252 =
//FFTW_KONST(+0.587785252292473129168705954639072768597652438);

/*
 * Generator Id's : 
 * $Id: exprdag.ml,v 1.43 2003/03/16 23:43:46 stevenj Exp $
 * $Id: fft.ml,v 1.44 2003/03/16 23:43:46 stevenj Exp $
 * $Id: to_c.ml,v 1.26 2003/03/16 23:43:46 stevenj Exp $
 */

void fftwi_twiddle_5(fftw_complex *A, const fftw_complex *W, int iostride,
		     int m, int dist)
{
  int i;
  fftw_complex *inout;
  inout = A;
  for (i = m; i > 0; i = i - 1, inout = inout + dist, W = W + 4) {
    fftw_real tmp1;
    fftw_real tmp40;
    fftw_real tmp30;
    fftw_real tmp33;
    fftw_real tmp37;
    fftw_real tmp38;
    fftw_real tmp39;
    fftw_real tmp42;
    fftw_real tmp41;
    fftw_real tmp12;
    fftw_real tmp23;
    fftw_real tmp24;
    ASSERT_ALIGNED_DOUBLE;
    tmp1 = c_re(inout[0]);
    tmp40 = c_im(inout[0]);
    {
      fftw_real tmp6;
      fftw_real tmp28;
      fftw_real tmp22;
      fftw_real tmp32;
      fftw_real tmp11;
      fftw_real tmp29;
      fftw_real tmp17;
      fftw_real tmp31;
      ASSERT_ALIGNED_DOUBLE;
      {
	fftw_real tmp3;
	fftw_real tmp5;
	fftw_real tmp2;
	fftw_real tmp4;
	ASSERT_ALIGNED_DOUBLE;
	tmp3 = c_re(inout[iostride]);
	tmp5 = c_im(inout[iostride]);
	tmp2 = c_re(W[0]);
	tmp4 = c_im(W[0]);
	tmp6 = (tmp2 * tmp3) + (tmp4 * tmp5);
	tmp28 = (tmp2 * tmp5) - (tmp4 * tmp3);
      }
      {
	fftw_real tmp19;
	fftw_real tmp21;
	fftw_real tmp18;
	fftw_real tmp20;
	ASSERT_ALIGNED_DOUBLE;
	tmp19 = c_re(inout[3 * iostride]);
	tmp21 = c_im(inout[3 * iostride]);
	tmp18 = c_re(W[2]);
	tmp20 = c_im(W[2]);
	tmp22 = (tmp18 * tmp19) + (tmp20 * tmp21);
	tmp32 = (tmp18 * tmp21) - (tmp20 * tmp19);
      }
      {
	fftw_real tmp8;
	fftw_real tmp10;
	fftw_real tmp7;
	fftw_real tmp9;
	ASSERT_ALIGNED_DOUBLE;
	tmp8 = c_re(inout[4 * iostride]);
	tmp10 = c_im(inout[4 * iostride]);
	tmp7 = c_re(W[3]);
	tmp9 = c_im(W[3]);
	tmp11 = (tmp7 * tmp8) + (tmp9 * tmp10);
	tmp29 = (tmp7 * tmp10) - (tmp9 * tmp8);
      }
      {
	fftw_real tmp14;
	fftw_real tmp16;
	fftw_real tmp13;
	fftw_real tmp15;
	ASSERT_ALIGNED_DOUBLE;
	tmp14 = c_re(inout[2 * iostride]);
	tmp16 = c_im(inout[2 * iostride]);
	tmp13 = c_re(W[1]);
	tmp15 = c_im(W[1]);
	tmp17 = (tmp13 * tmp14) + (tmp15 * tmp16);
	tmp31 = (tmp13 * tmp16) - (tmp15 * tmp14);
      }
      tmp30 = tmp28 - tmp29;
      tmp33 = tmp31 - tmp32;
      tmp37 = tmp28 + tmp29;
      tmp38 = tmp31 + tmp32;
      tmp39 = tmp37 + tmp38;
      tmp42 = tmp17 - tmp22;
      tmp41 = tmp6 - tmp11;
      tmp12 = tmp6 + tmp11;
      tmp23 = tmp17 + tmp22;
      tmp24 = tmp12 + tmp23;
    }
    c_re(inout[0]) = tmp1 + tmp24;
    {
      fftw_real tmp34;
      fftw_real tmp36;
      fftw_real tmp27;
      fftw_real tmp35;
      fftw_real tmp25;
      fftw_real tmp26;
      ASSERT_ALIGNED_DOUBLE;
      tmp34 = (K587785252 * tmp30) - (K951056516 * tmp33);
      tmp36 = (K951056516 * tmp30) + (K587785252 * tmp33);
      tmp25 = tmp1 - (K250000000 * tmp24);
      tmp26 = K559016994 * (tmp12 - tmp23);
      tmp27 = tmp25 - tmp26;
      tmp35 = tmp26 + tmp25;
      c_re(inout[2 * iostride]) = tmp27 - tmp34;
      c_re(inout[3 * iostride]) = tmp27 + tmp34;
      c_re(inout[iostride]) = tmp35 - tmp36;
      c_re(inout[4 * iostride]) = tmp35 + tmp36;
    }
    c_im(inout[0]) = tmp39 + tmp40;
    {
      fftw_real tmp43;
      fftw_real tmp47;
      fftw_real tmp46;
      fftw_real tmp48;
      fftw_real tmp44;
      fftw_real tmp45;
      ASSERT_ALIGNED_DOUBLE;
      tmp43 = (K951056516 * tmp41) + (K587785252 * tmp42);
      tmp47 = (K587785252 * tmp41) - (K951056516 * tmp42);
      tmp44 = K559016994 * (tmp37 - tmp38);
      tmp45 = tmp40 - (K250000000 * tmp39);
      tmp46 = tmp44 + tmp45;
      tmp48 = tmp45 - tmp44;
      c_im(inout[iostride]) = tmp43 + tmp46;
      c_im(inout[4 * iostride]) = tmp46 - tmp43;
      c_im(inout[2 * iostride]) = tmp47 + tmp48;
      c_im(inout[3 * iostride]) = tmp48 - tmp47;
    }
  }
}

//static const int twiddle_order5[] = { 1, 2, 3, 4 };
fftw_codelet_desc fftwi_twiddle_5_desc = {
  "fftwi_twiddle_5",
  (void (*)()) fftwi_twiddle_5,
  5,
  FFTW_BACKWARD,
  FFTW_TWIDDLE,
  121,
  4,
  twiddle_order5,
};
