/*
 * Copyright (c) 1997-1999 Massachusetts Institute of Technology
 * Copyright (c) 2000-2002 Stefan Kral
 *
 * 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 Feb 19 15:31:21 CET 2002 */

#include <fftw-int.h>
#include <fftw.h>



/* Generated by: ./genfft_orig -magic-twiddle-load-all -magic-variables 4 -magic-loopi -hc2hc-backward 10 */

/*
 * This function contains 168 FP additions, 90 FP multiplications,
 * (or, 124 additions, 46 multiplications, 44 fused multiply/add),
 * 37 stack variables, and 80 memory accesses
 */
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);
static const fftw_real K559016994 =
FFTW_KONST (+0.559016994374947424102293417182819058860154590);
static const fftw_real K500000000 =
FFTW_KONST (+0.500000000000000000000000000000000000000000000);
static const fftw_real K1_902113032 =
FFTW_KONST (+1.902113032590307144232878666758764286811397268);
static const fftw_real K1_175570504 =
FFTW_KONST (+1.175570504584946258337411909278145537195304875);
static const fftw_real K2_000000000 =
FFTW_KONST (+2.000000000000000000000000000000000000000000000);
static const fftw_real K1_118033988 =
FFTW_KONST (+1.118033988749894848204586834365638117720309180);


/*
 * Generator Id's : 
 * $Id: exprdag.ml,v 1.41 1999/05/26 15:44:14 fftw Exp $
 * $Id: fft.ml,v 1.43 1999/05/17 19:44:18 fftw Exp $
 * $Id: to_c.ml,v 1.25 1999/10/26 21:41:32 stevenj Exp $
 */

void
fftw_hc2hc_backward_10 (fftw_real * A, const fftw_complex * W, int iostride,
			int m, int dist)
{
     int i;
     fftw_real *X;
     fftw_real *Y;
     X = A;
     Y = A + (10 * iostride);
     {
	  fftw_real tmp155;
	  fftw_real tmp163;
	  fftw_real tmp175;
	  fftw_real tmp183;
	  fftw_real tmp172;
	  fftw_real tmp182;
	  fftw_real tmp162;
	  fftw_real tmp180;
	  fftw_real tmp166;
	  fftw_real tmp167;
	  fftw_real tmp170;
	  fftw_real tmp171;
	  {
	       fftw_real tmp153;
	       fftw_real tmp154;
	       fftw_real tmp173;
	       fftw_real tmp174;
	       tmp153 = X[0];
	       tmp154 = X[5 * iostride];
	       tmp155 = tmp153 - tmp154;
	       tmp163 = tmp153 + tmp154;
	       tmp173 = Y[-4 * iostride];
	       tmp174 = Y[-iostride];
	       tmp175 = tmp173 - tmp174;
	       tmp183 = tmp173 + tmp174;
	  }
	  tmp170 = Y[-2 * iostride];
	  tmp171 = Y[-3 * iostride];
	  tmp172 = tmp170 - tmp171;
	  tmp182 = tmp170 + tmp171;
	  {
	       fftw_real tmp158;
	       fftw_real tmp164;
	       fftw_real tmp161;
	       fftw_real tmp165;
	       {
		    fftw_real tmp156;
		    fftw_real tmp157;
		    fftw_real tmp159;
		    fftw_real tmp160;
		    tmp156 = X[2 * iostride];
		    tmp157 = X[3 * iostride];
		    tmp158 = tmp156 - tmp157;
		    tmp164 = tmp156 + tmp157;
		    tmp159 = X[4 * iostride];
		    tmp160 = X[iostride];
		    tmp161 = tmp159 - tmp160;
		    tmp165 = tmp159 + tmp160;
	       }
	       tmp162 = tmp158 + tmp161;
	       tmp180 = K1_118033988 * (tmp158 - tmp161);
	       tmp166 = tmp164 + tmp165;
	       tmp167 = K1_118033988 * (tmp164 - tmp165);
	  }
	  X[5 * iostride] = tmp155 + (K2_000000000 * tmp162);
	  {
	       fftw_real tmp184;
	       fftw_real tmp186;
	       fftw_real tmp181;
	       fftw_real tmp185;
	       fftw_real tmp179;
	       tmp184 = (K1_175570504 * tmp182) - (K1_902113032 * tmp183);
	       tmp186 = (K1_902113032 * tmp182) + (K1_175570504 * tmp183);
	       tmp179 = tmp155 - (K500000000 * tmp162);
	       tmp181 = tmp179 - tmp180;
	       tmp185 = tmp179 + tmp180;
	       X[7 * iostride] = tmp181 - tmp184;
	       X[3 * iostride] = tmp181 + tmp184;
	       X[iostride] = tmp185 - tmp186;
	       X[9 * iostride] = tmp185 + tmp186;
	  }
	  X[0] = tmp163 + (K2_000000000 * tmp166);
	  {
	       fftw_real tmp176;
	       fftw_real tmp178;
	       fftw_real tmp169;
	       fftw_real tmp177;
	       fftw_real tmp168;
	       tmp176 = (K1_902113032 * tmp172) + (K1_175570504 * tmp175);
	       tmp178 = (K1_902113032 * tmp175) - (K1_175570504 * tmp172);
	       tmp168 = tmp163 - (K500000000 * tmp166);
	       tmp169 = tmp167 + tmp168;
	       tmp177 = tmp168 - tmp167;
	       X[4 * iostride] = tmp169 + tmp176;
	       X[6 * iostride] = tmp169 - tmp176;
	       X[8 * iostride] = tmp177 - tmp178;
	       X[2 * iostride] = tmp177 + tmp178;
	  }
     }
     X = X + dist;
     Y = Y - dist;
     for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 9)
       {
	    fftw_real tmp35;
	    fftw_real tmp102;
	    fftw_real tmp77;
	    fftw_real tmp112;
	    fftw_real tmp72;
	    fftw_real tmp73;
	    fftw_real tmp50;
	    fftw_real tmp53;
	    fftw_real tmp123;
	    fftw_real tmp122;
	    fftw_real tmp109;
	    fftw_real tmp131;
	    fftw_real tmp61;
	    fftw_real tmp68;
	    fftw_real tmp80;
	    fftw_real tmp82;
	    fftw_real tmp134;
	    fftw_real tmp133;
	    fftw_real tmp119;
	    fftw_real tmp126;
	    {
		 fftw_real tmp33;
		 fftw_real tmp34;
		 fftw_real tmp75;
		 fftw_real tmp76;
		 tmp33 = X[0];
		 tmp34 = Y[-5 * iostride];
		 tmp35 = tmp33 + tmp34;
		 tmp102 = tmp33 - tmp34;
		 tmp75 = Y[0];
		 tmp76 = X[5 * iostride];
		 tmp77 = tmp75 - tmp76;
		 tmp112 = tmp75 + tmp76;
	    }
	    {
		 fftw_real tmp38;
		 fftw_real tmp103;
		 fftw_real tmp48;
		 fftw_real tmp107;
		 fftw_real tmp41;
		 fftw_real tmp104;
		 fftw_real tmp45;
		 fftw_real tmp106;
		 {
		      fftw_real tmp36;
		      fftw_real tmp37;
		      fftw_real tmp46;
		      fftw_real tmp47;
		      tmp36 = X[2 * iostride];
		      tmp37 = Y[-7 * iostride];
		      tmp38 = tmp36 + tmp37;
		      tmp103 = tmp36 - tmp37;
		      tmp46 = Y[-6 * iostride];
		      tmp47 = X[iostride];
		      tmp48 = tmp46 + tmp47;
		      tmp107 = tmp46 - tmp47;
		 }
		 {
		      fftw_real tmp39;
		      fftw_real tmp40;
		      fftw_real tmp43;
		      fftw_real tmp44;
		      tmp39 = Y[-8 * iostride];
		      tmp40 = X[3 * iostride];
		      tmp41 = tmp39 + tmp40;
		      tmp104 = tmp39 - tmp40;
		      tmp43 = X[4 * iostride];
		      tmp44 = Y[-9 * iostride];
		      tmp45 = tmp43 + tmp44;
		      tmp106 = tmp43 - tmp44;
		 }
		 {
		      fftw_real tmp42;
		      fftw_real tmp49;
		      fftw_real tmp105;
		      fftw_real tmp108;
		      tmp72 = tmp38 - tmp41;
		      tmp73 = tmp45 - tmp48;
		      tmp42 = tmp38 + tmp41;
		      tmp49 = tmp45 + tmp48;
		      tmp50 = tmp42 + tmp49;
		      tmp53 = K559016994 * (tmp42 - tmp49);
		      tmp123 = tmp106 - tmp107;
		      tmp122 = tmp103 - tmp104;
		      tmp105 = tmp103 + tmp104;
		      tmp108 = tmp106 + tmp107;
		      tmp109 = tmp105 + tmp108;
		      tmp131 = K559016994 * (tmp105 - tmp108);
		 }
	    }
	    {
		 fftw_real tmp57;
		 fftw_real tmp113;
		 fftw_real tmp67;
		 fftw_real tmp117;
		 fftw_real tmp60;
		 fftw_real tmp114;
		 fftw_real tmp64;
		 fftw_real tmp116;
		 {
		      fftw_real tmp55;
		      fftw_real tmp56;
		      fftw_real tmp65;
		      fftw_real tmp66;
		      tmp55 = Y[-2 * iostride];
		      tmp56 = X[7 * iostride];
		      tmp57 = tmp55 - tmp56;
		      tmp113 = tmp55 + tmp56;
		      tmp65 = Y[-iostride];
		      tmp66 = X[6 * iostride];
		      tmp67 = tmp65 - tmp66;
		      tmp117 = tmp65 + tmp66;
		 }
		 {
		      fftw_real tmp58;
		      fftw_real tmp59;
		      fftw_real tmp62;
		      fftw_real tmp63;
		      tmp58 = Y[-3 * iostride];
		      tmp59 = X[8 * iostride];
		      tmp60 = tmp58 - tmp59;
		      tmp114 = tmp58 + tmp59;
		      tmp62 = Y[-4 * iostride];
		      tmp63 = X[9 * iostride];
		      tmp64 = tmp62 - tmp63;
		      tmp116 = tmp62 + tmp63;
		 }
		 {
		      fftw_real tmp78;
		      fftw_real tmp79;
		      fftw_real tmp115;
		      fftw_real tmp118;
		      tmp61 = tmp57 - tmp60;
		      tmp68 = tmp64 - tmp67;
		      tmp78 = tmp57 + tmp60;
		      tmp79 = tmp64 + tmp67;
		      tmp80 = tmp78 + tmp79;
		      tmp82 = K559016994 * (tmp78 - tmp79);
		      tmp134 = tmp116 + tmp117;
		      tmp133 = tmp113 + tmp114;
		      tmp115 = tmp113 - tmp114;
		      tmp118 = tmp116 - tmp117;
		      tmp119 = tmp115 + tmp118;
		      tmp126 = K559016994 * (tmp115 - tmp118);
		 }
	    }
	    X[0] = tmp35 + tmp50;
	    {
		 fftw_real tmp69;
		 fftw_real tmp91;
		 fftw_real tmp54;
		 fftw_real tmp90;
		 fftw_real tmp95;
		 fftw_real tmp74;
		 fftw_real tmp83;
		 fftw_real tmp94;
		 fftw_real tmp52;
		 fftw_real tmp81;
		 tmp69 = (K587785252 * tmp61) - (K951056516 * tmp68);
		 tmp91 = (K951056516 * tmp61) + (K587785252 * tmp68);
		 tmp52 = tmp35 - (K250000000 * tmp50);
		 tmp54 = tmp52 - tmp53;
		 tmp90 = tmp53 + tmp52;
		 tmp95 = (K951056516 * tmp72) + (K587785252 * tmp73);
		 tmp74 = (K587785252 * tmp72) - (K951056516 * tmp73);
		 tmp81 = tmp77 - (K250000000 * tmp80);
		 tmp83 = tmp81 - tmp82;
		 tmp94 = tmp82 + tmp81;
		 {
		      fftw_real tmp70;
		      fftw_real tmp84;
		      fftw_real tmp51;
		      fftw_real tmp71;
		      tmp70 = tmp54 - tmp69;
		      tmp84 = tmp74 + tmp83;
		      tmp51 = c_re (W[1]);
		      tmp71 = c_im (W[1]);
		      X[2 * iostride] = (tmp51 * tmp70) + (tmp71 * tmp84);
		      Y[-7 * iostride] = (tmp51 * tmp84) - (tmp71 * tmp70);
		 }
		 {
		      fftw_real tmp86;
		      fftw_real tmp88;
		      fftw_real tmp85;
		      fftw_real tmp87;
		      tmp86 = tmp54 + tmp69;
		      tmp88 = tmp83 - tmp74;
		      tmp85 = c_re (W[7]);
		      tmp87 = c_im (W[7]);
		      X[8 * iostride] = (tmp85 * tmp86) + (tmp87 * tmp88);
		      Y[-iostride] = (tmp85 * tmp88) - (tmp87 * tmp86);
		 }
		 {
		      fftw_real tmp92;
		      fftw_real tmp96;
		      fftw_real tmp89;
		      fftw_real tmp93;
		      tmp92 = tmp90 + tmp91;
		      tmp96 = tmp94 - tmp95;
		      tmp89 = c_re (W[3]);
		      tmp93 = c_im (W[3]);
		      X[4 * iostride] = (tmp89 * tmp92) + (tmp93 * tmp96);
		      Y[-5 * iostride] = (tmp89 * tmp96) - (tmp93 * tmp92);
		 }
		 {
		      fftw_real tmp98;
		      fftw_real tmp100;
		      fftw_real tmp97;
		      fftw_real tmp99;
		      tmp98 = tmp90 - tmp91;
		      tmp100 = tmp95 + tmp94;
		      tmp97 = c_re (W[5]);
		      tmp99 = c_im (W[5]);
		      X[6 * iostride] = (tmp97 * tmp98) + (tmp99 * tmp100);
		      Y[-3 * iostride] = (tmp97 * tmp100) - (tmp99 * tmp98);
		 }
	    }
	    Y[-9 * iostride] = tmp77 + tmp80;
	    {
		 fftw_real tmp110;
		 fftw_real tmp120;
		 fftw_real tmp101;
		 fftw_real tmp111;
		 tmp110 = tmp102 + tmp109;
		 tmp120 = tmp112 + tmp119;
		 tmp101 = c_re (W[4]);
		 tmp111 = c_im (W[4]);
		 X[5 * iostride] = (tmp101 * tmp110) + (tmp111 * tmp120);
		 Y[-4 * iostride] = (tmp101 * tmp120) - (tmp111 * tmp110);
	    }
	    {
		 fftw_real tmp124;
		 fftw_real tmp142;
		 fftw_real tmp127;
		 fftw_real tmp143;
		 fftw_real tmp147;
		 fftw_real tmp135;
		 fftw_real tmp132;
		 fftw_real tmp146;
		 fftw_real tmp125;
		 fftw_real tmp130;
		 tmp124 = (K587785252 * tmp122) - (K951056516 * tmp123);
		 tmp142 = (K951056516 * tmp122) + (K587785252 * tmp123);
		 tmp125 = tmp112 - (K250000000 * tmp119);
		 tmp127 = tmp125 - tmp126;
		 tmp143 = tmp126 + tmp125;
		 tmp147 = (K951056516 * tmp133) + (K587785252 * tmp134);
		 tmp135 = (K587785252 * tmp133) - (K951056516 * tmp134);
		 tmp130 = tmp102 - (K250000000 * tmp109);
		 tmp132 = tmp130 - tmp131;
		 tmp146 = tmp131 + tmp130;
		 {
		      fftw_real tmp128;
		      fftw_real tmp136;
		      fftw_real tmp121;
		      fftw_real tmp129;
		      tmp128 = tmp124 + tmp127;
		      tmp136 = tmp132 - tmp135;
		      tmp121 = c_re (W[6]);
		      tmp129 = c_im (W[6]);
		      Y[-2 * iostride] =
			   (tmp121 * tmp128) - (tmp129 * tmp136);
		      X[7 * iostride] = (tmp129 * tmp128) + (tmp121 * tmp136);
		 }
		 {
		      fftw_real tmp138;
		      fftw_real tmp140;
		      fftw_real tmp137;
		      fftw_real tmp139;
		      tmp138 = tmp127 - tmp124;
		      tmp140 = tmp132 + tmp135;
		      tmp137 = c_re (W[2]);
		      tmp139 = c_im (W[2]);
		      Y[-6 * iostride] =
			   (tmp137 * tmp138) - (tmp139 * tmp140);
		      X[3 * iostride] = (tmp139 * tmp138) + (tmp137 * tmp140);
		 }
		 {
		      fftw_real tmp144;
		      fftw_real tmp148;
		      fftw_real tmp141;
		      fftw_real tmp145;
		      tmp144 = tmp142 + tmp143;
		      tmp148 = tmp146 - tmp147;
		      tmp141 = c_re (W[0]);
		      tmp145 = c_im (W[0]);
		      Y[-8 * iostride] =
			   (tmp141 * tmp144) - (tmp145 * tmp148);
		      X[iostride] = (tmp145 * tmp144) + (tmp141 * tmp148);
		 }
		 {
		      fftw_real tmp150;
		      fftw_real tmp152;
		      fftw_real tmp149;
		      fftw_real tmp151;
		      tmp150 = tmp143 - tmp142;
		      tmp152 = tmp146 + tmp147;
		      tmp149 = c_re (W[8]);
		      tmp151 = c_im (W[8]);
		      Y[0] = (tmp149 * tmp150) - (tmp151 * tmp152);
		      X[9 * iostride] = (tmp151 * tmp150) + (tmp149 * tmp152);
		 }
	    }
       }
     if (i == m)
       {
	    fftw_real tmp1;
	    fftw_real tmp24;
	    fftw_real tmp8;
	    fftw_real tmp10;
	    fftw_real tmp25;
	    fftw_real tmp26;
	    fftw_real tmp14;
	    fftw_real tmp28;
	    fftw_real tmp23;
	    fftw_real tmp17;
	    tmp1 = X[2 * iostride];
	    tmp24 = Y[-2 * iostride];
	    {
		 fftw_real tmp2;
		 fftw_real tmp3;
		 fftw_real tmp4;
		 fftw_real tmp5;
		 fftw_real tmp6;
		 fftw_real tmp7;
		 tmp2 = X[4 * iostride];
		 tmp3 = X[0];
		 tmp4 = tmp2 + tmp3;
		 tmp5 = X[3 * iostride];
		 tmp6 = X[iostride];
		 tmp7 = tmp5 + tmp6;
		 tmp8 = tmp4 + tmp7;
		 tmp10 = K1_118033988 * (tmp7 - tmp4);
		 tmp25 = tmp2 - tmp3;
		 tmp26 = tmp5 - tmp6;
	    }
	    {
		 fftw_real tmp12;
		 fftw_real tmp13;
		 fftw_real tmp22;
		 fftw_real tmp15;
		 fftw_real tmp16;
		 fftw_real tmp21;
		 tmp12 = Y[-4 * iostride];
		 tmp13 = Y[0];
		 tmp22 = tmp12 + tmp13;
		 tmp15 = Y[-iostride];
		 tmp16 = Y[-3 * iostride];
		 tmp21 = tmp16 + tmp15;
		 tmp14 = tmp12 - tmp13;
		 tmp28 = K1_118033988 * (tmp21 + tmp22);
		 tmp23 = tmp21 - tmp22;
		 tmp17 = tmp15 - tmp16;
	    }
	    X[0] = K2_000000000 * (tmp1 + tmp8);
	    {
		 fftw_real tmp18;
		 fftw_real tmp19;
		 fftw_real tmp11;
		 fftw_real tmp20;
		 fftw_real tmp9;
		 tmp18 = (K1_175570504 * tmp14) - (K1_902113032 * tmp17);
		 tmp19 = (K1_175570504 * tmp17) + (K1_902113032 * tmp14);
		 tmp9 = (K500000000 * tmp8) - (K2_000000000 * tmp1);
		 tmp11 = tmp9 - tmp10;
		 tmp20 = tmp9 + tmp10;
		 X[2 * iostride] = tmp11 + tmp18;
		 X[8 * iostride] = tmp18 - tmp11;
		 X[4 * iostride] = tmp19 - tmp20;
		 X[6 * iostride] = tmp20 + tmp19;
	    }
	    X[5 * iostride] = K2_000000000 * (tmp23 - tmp24);
	    {
		 fftw_real tmp27;
		 fftw_real tmp31;
		 fftw_real tmp30;
		 fftw_real tmp32;
		 fftw_real tmp29;
		 tmp27 = (K1_902113032 * tmp25) + (K1_175570504 * tmp26);
		 tmp31 = (K1_902113032 * tmp26) - (K1_175570504 * tmp25);
		 tmp29 = (K500000000 * tmp23) + (K2_000000000 * tmp24);
		 tmp30 = tmp28 + tmp29;
		 tmp32 = tmp29 - tmp28;
		 X[iostride] = -(tmp27 + tmp30);
		 X[9 * iostride] = tmp27 - tmp30;
		 X[3 * iostride] = tmp31 + tmp32;
		 X[7 * iostride] = tmp32 - tmp31;
	    }
       }
}


static const int twiddle_order[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
fftw_codelet_desc fftw_hc2hc_backward_10_desc = {
     "fftw_hc2hc_backward_10",
     (void (*)()) fftw_hc2hc_backward_10,
     10,
     FFTW_BACKWARD,
     FFTW_HC2HC,
     234,
     9,
     twiddle_order,
};
