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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 13:55:11 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 15 */

/*
 * This function contains 64 FP additions, 31 FP multiplications,
 * (or, 47 additions, 14 multiplications, 17 fused multiply/add),
 * 36 stack variables, and 30 memory accesses
 */

static const fftw_real K1_118033988 = FFTW_KONST(+1.118033988749894848204586834365638117720309180);
static const fftw_real K1_902113032 = FFTW_KONST(+1.902113032590307144232878666758764286811397268);
static const fftw_real K1_175570504 = FFTW_KONST(+1.175570504584946258337411909278145537195304875);
static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000);
static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627);
static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000);
static const fftw_real K1_732050807 = FFTW_KONST(+1.732050807568877293527446341505872366942805254);

/*
 * Generator Id's :
 * $Id: fcr_15.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $
 * $Id: fcr_15.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $
 * $Id: fcr_15.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $
 */


void fftw_hc2real_15(const fftw_real *real_input, const fftw_real *imag_input, fftw_real *output, int real_istride, int imag_istride, int ostride)
{
     fftw_real tmp3;
     fftw_real tmp30;
     fftw_real tmp18;
     fftw_real tmp37;
     fftw_real tmp61;
     fftw_real tmp62;
     fftw_real tmp45;
     fftw_real tmp40;
     fftw_real tmp23;
     fftw_real tmp31;
     fftw_real tmp42;
     fftw_real tmp28;
     fftw_real tmp32;
     fftw_real tmp8;
     fftw_real tmp13;
     fftw_real tmp14;
     ASSERT_ALIGNED_DOUBLE();
     {
          fftw_real tmp17;
          fftw_real tmp1;
          fftw_real tmp2;
          fftw_real tmp15;
          fftw_real tmp16;
          ASSERT_ALIGNED_DOUBLE();
          tmp16 = imag_input[5 * imag_istride];
          tmp17 = K1_732050807 * tmp16;
          tmp1 = real_input[0];
          tmp2 = real_input[5 * real_istride];
          tmp15 = tmp1 - tmp2;
          tmp3 = tmp1 + (K2_000000000 * tmp2);
          tmp30 = tmp15 - tmp17;
          tmp18 = tmp15 + tmp17;
     }
     {
          fftw_real tmp4;
          fftw_real tmp39;
          fftw_real tmp5;
          fftw_real tmp6;
          fftw_real tmp7;
          fftw_real tmp22;
          fftw_real tmp38;
          fftw_real tmp9;
          fftw_real tmp44;
          fftw_real tmp10;
          fftw_real tmp11;
          fftw_real tmp12;
          fftw_real tmp27;
          fftw_real tmp43;
          fftw_real tmp19;
          fftw_real tmp24;
          ASSERT_ALIGNED_DOUBLE();
          {
               fftw_real tmp20;
               fftw_real tmp21;
               fftw_real tmp25;
               fftw_real tmp26;
               ASSERT_ALIGNED_DOUBLE();
               tmp4 = real_input[3 * real_istride];
               tmp39 = imag_input[3 * imag_istride];
               tmp5 = real_input[7 * real_istride];
               tmp6 = real_input[2 * real_istride];
               tmp7 = tmp5 + tmp6;
               tmp20 = imag_input[7 * imag_istride];
               tmp21 = imag_input[2 * imag_istride];
               tmp22 = K866025403 * (tmp20 - tmp21);
               tmp38 = tmp20 + tmp21;
               tmp9 = real_input[6 * real_istride];
               tmp44 = imag_input[6 * imag_istride];
               tmp10 = real_input[4 * real_istride];
               tmp11 = real_input[real_istride];
               tmp12 = tmp10 + tmp11;
               tmp25 = imag_input[4 * imag_istride];
               tmp26 = imag_input[imag_istride];
               tmp27 = K866025403 * (tmp25 + tmp26);
               tmp43 = tmp25 - tmp26;
          }
          tmp37 = K866025403 * (tmp5 - tmp6);
          tmp61 = tmp39 - tmp38;
          tmp62 = tmp44 - tmp43;
          tmp45 = (K500000000 * tmp43) + tmp44;
          tmp40 = (K500000000 * tmp38) + tmp39;
          tmp19 = tmp4 - (K500000000 * tmp7);
          tmp23 = tmp19 - tmp22;
          tmp31 = tmp19 + tmp22;
          tmp42 = K866025403 * (tmp10 - tmp11);
          tmp24 = tmp9 - (K500000000 * tmp12);
          tmp28 = tmp24 - tmp27;
          tmp32 = tmp24 + tmp27;
          tmp8 = tmp4 + tmp7;
          tmp13 = tmp9 + tmp12;
          tmp14 = tmp8 + tmp13;
     }
     output[0] = tmp3 + (K2_000000000 * tmp14);
     {
          fftw_real tmp63;
          fftw_real tmp65;
          fftw_real tmp60;
          fftw_real tmp64;
          fftw_real tmp58;
          fftw_real tmp59;
          ASSERT_ALIGNED_DOUBLE();
          tmp63 = (K1_175570504 * tmp61) - (K1_902113032 * tmp62);
          tmp65 = (K1_902113032 * tmp61) + (K1_175570504 * tmp62);
          tmp58 = tmp3 - (K500000000 * tmp14);
          tmp59 = K1_118033988 * (tmp8 - tmp13);
          tmp60 = tmp58 - tmp59;
          tmp64 = tmp59 + tmp58;
          output[12 * ostride] = tmp60 - tmp63;
          output[3 * ostride] = tmp60 + tmp63;
          output[6 * ostride] = tmp64 - tmp65;
          output[9 * ostride] = tmp64 + tmp65;
     }
     {
          fftw_real tmp51;
          fftw_real tmp29;
          fftw_real tmp50;
          fftw_real tmp55;
          fftw_real tmp57;
          fftw_real tmp53;
          fftw_real tmp54;
          fftw_real tmp56;
          fftw_real tmp52;
          ASSERT_ALIGNED_DOUBLE();
          tmp51 = K1_118033988 * (tmp23 - tmp28);
          tmp29 = tmp23 + tmp28;
          tmp50 = tmp18 - (K500000000 * tmp29);
          tmp53 = tmp40 - tmp37;
          tmp54 = tmp45 - tmp42;
          tmp55 = (K1_175570504 * tmp53) - (K1_902113032 * tmp54);
          tmp57 = (K1_902113032 * tmp53) + (K1_175570504 * tmp54);
          output[5 * ostride] = tmp18 + (K2_000000000 * tmp29);
          tmp56 = tmp51 + tmp50;
          output[11 * ostride] = tmp56 - tmp57;
          output[14 * ostride] = tmp56 + tmp57;
          tmp52 = tmp50 - tmp51;
          output[2 * ostride] = tmp52 - tmp55;
          output[8 * ostride] = tmp52 + tmp55;
     }
     {
          fftw_real tmp35;
          fftw_real tmp33;
          fftw_real tmp34;
          fftw_real tmp47;
          fftw_real tmp49;
          fftw_real tmp41;
          fftw_real tmp46;
          fftw_real tmp48;
          fftw_real tmp36;
          ASSERT_ALIGNED_DOUBLE();
          tmp35 = K1_118033988 * (tmp31 - tmp32);
          tmp33 = tmp31 + tmp32;
          tmp34 = tmp30 - (K500000000 * tmp33);
          tmp41 = tmp37 + tmp40;
          tmp46 = tmp42 + tmp45;
          tmp47 = (K1_175570504 * tmp41) - (K1_902113032 * tmp46);
          tmp49 = (K1_902113032 * tmp41) + (K1_175570504 * tmp46);
          output[10 * ostride] = tmp30 + (K2_000000000 * tmp33);
          tmp48 = tmp35 + tmp34;
          output[ostride] = tmp48 - tmp49;
          output[4 * ostride] = tmp48 + tmp49;
          tmp36 = tmp34 - tmp35;
          output[7 * ostride] = tmp36 - tmp47;
          output[13 * ostride] = tmp36 + tmp47;
     }
}

fftw_codelet_desc fftw_hc2real_15_desc =
{
     "fftw_hc2real_15",
     (void (*)()) fftw_hc2real_15,
     15,
     FFTW_BACKWARD,
     FFTW_HC2REAL,
     345,
     0,
     (const int *) 0,
};