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/*

 * Copyright (c) 1997-1999 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 Tue May 18 13:55:07 EDT 1999 */

#include <ports/fftw-int.h>

#include <ports/fftw.h>

/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2real 12 */

/*

 * This function contains 38 FP additions, 10 FP multiplications,

 * (or, 34 additions, 6 multiplications, 4 fused multiply/add),

 * 22 stack variables, and 24 memory accesses

 */

static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254);

static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);

/*

 * Generator Id's :

 * $Id: fcr_12.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $

 * $Id: fcr_12.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $

 * $Id: fcr_12.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $

 */

void fftw_hc2real_12(const fftw_real *real_input, const fftw_real *imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride)

{

     fftw_real tmp8;

     fftw_real tmp11;

     fftw_real tmp22;

     fftw_real tmp36;

     fftw_real tmp32;

     fftw_real tmp33;

     fftw_real tmp25;

     fftw_real tmp37;

     fftw_real tmp3;

     fftw_real tmp27;

     fftw_real tmp16;

     fftw_real tmp6;

     fftw_real tmp28;

     fftw_real tmp20;

     ASSERT_ALIGNED_DOUBLE();

     {

          fftw_real tmp9;

          fftw_real tmp10;

          fftw_real tmp23;

          fftw_real tmp24;

          ASSERT_ALIGNED_DOUBLE();

          tmp8 = real_input[3 * real_istride];

          tmp9 = real_input[5 * real_istride];

          tmp10 = real_input[real_istride];

          tmp11 = tmp9 + tmp10;

          tmp22 = (K2_000000000 * tmp8) - tmp11;

          tmp36 = K1_732050807 * (tmp9 - tmp10);

          tmp32 = imag_input[3 * imag_istride];

          tmp23 = imag_input[5 * imag_istride];

          tmp24 = imag_input[imag_istride];

          tmp33 = tmp23 + tmp24;

          tmp25 = K1_732050807 * (tmp23 - tmp24);

          tmp37 = (K2_000000000 * tmp32) + tmp33;

     }

     {

          fftw_real tmp15;

          fftw_real tmp1;

          fftw_real tmp2;

          fftw_real tmp13;

          fftw_real tmp14;

          ASSERT_ALIGNED_DOUBLE();

          tmp14 = imag_input[4 * imag_istride];

          tmp15 = K1_732050807 * tmp14;

          tmp1 = real_input[0];

          tmp2 = real_input[4 * real_istride];

          tmp13 = tmp1 - tmp2;

          tmp3 = tmp1 + (K2_000000000 * tmp2);

          tmp27 = tmp13 - tmp15;

          tmp16 = tmp13 + tmp15;

     }

     {

          fftw_real tmp19;

          fftw_real tmp4;

          fftw_real tmp5;

          fftw_real tmp17;

          fftw_real tmp18;

          ASSERT_ALIGNED_DOUBLE();

          tmp18 = imag_input[2 * imag_istride];

          tmp19 = K1_732050807 * tmp18;

          tmp4 = real_input[6 * real_istride];

          tmp5 = real_input[2 * real_istride];

          tmp17 = tmp4 - tmp5;

          tmp6 = tmp4 + (K2_000000000 * tmp5);

          tmp28 = tmp17 + tmp19;

          tmp20 = tmp17 - tmp19;

     }

     {

          fftw_real tmp7;

          fftw_real tmp12;

          fftw_real tmp39;

          fftw_real tmp40;

          ASSERT_ALIGNED_DOUBLE();

          tmp7 = tmp3 + tmp6;

          tmp12 = K2_000000000 * (tmp8 + tmp11);

          output[6 * ostride] = tmp7 - tmp12;

          output[0] = tmp7 + tmp12;

          {

               fftw_real tmp31;

               fftw_real tmp34;

               fftw_real tmp21;

               fftw_real tmp26;

               ASSERT_ALIGNED_DOUBLE();

               tmp31 = tmp3 - tmp6;

               tmp34 = K2_000000000 * (tmp32 - tmp33);

               output[9 * ostride] = tmp31 - tmp34;

               output[3 * ostride] = tmp31 + tmp34;

               tmp21 = tmp16 + tmp20;

               tmp26 = tmp22 - tmp25;

               output[2 * ostride] = tmp21 - tmp26;

               output[8 * ostride] = tmp21 + tmp26;

          }

          tmp39 = tmp16 - tmp20;

          tmp40 = tmp37 - tmp36;

          output[5 * ostride] = tmp39 - tmp40;

          output[11 * ostride] = tmp39 + tmp40;

          {

               fftw_real tmp35;

               fftw_real tmp38;

               fftw_real tmp29;

               fftw_real tmp30;

               ASSERT_ALIGNED_DOUBLE();

               tmp35 = tmp27 - tmp28;

               tmp38 = tmp36 + tmp37;

               output[ostride] = tmp35 - tmp38;

               output[7 * ostride] = tmp35 + tmp38;

               tmp29 = tmp27 + tmp28;

               tmp30 = tmp22 + tmp25;

               output[10 * ostride] = tmp29 - tmp30;

               output[4 * ostride] = tmp29 + tmp30;

          }

     }

}

fftw_codelet_desc fftw_hc2real_12_desc =

{

     "fftw_hc2real_12",

     (void (*)()) fftw_hc2real_12,

     12,

     FFTW_BACKWARD,

     FFTW_HC2REAL,

     279,

     0,

     (const int *) 0,

};