src/fftw/fn_11.c

   1 /*
   2  * Copyright (c) 1997-1999 Massachusetts Institute of Technology
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  17  *
  18  */
  19
  20 /* This file was automatically generated --- DO NOT EDIT */
  21 /* Generated on Tue May 18 13:54:28 EDT 1999 */
  22
  23 #include <fftw-int.h>
  24 #include <fftw.h>
  25
  26 /* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddle 11 */
  27
  28 /*
  29  * This function contains 140 FP additions, 100 FP multiplications,
  30  * (or, 140 additions, 100 multiplications, 0 fused multiply/add),
  31  * 30 stack variables, and 44 memory accesses
  32  */
  33 static const fftw_real K959492973 = FFTW_KONST(+0.959492973614497389890368057066327699062454848);
  34 static const fftw_real K654860733 = FFTW_KONST(+0.654860733945285064056925072466293553183791199);
  35 static const fftw_real K142314838 = FFTW_KONST(+0.142314838273285140443792668616369668791051361);
  36 static const fftw_real K415415013 = FFTW_KONST(+0.415415013001886425529274149229623203524004910);
  37 static const fftw_real K841253532 = FFTW_KONST(+0.841253532831181168861811648919367717513292498);
  38 static const fftw_real K540640817 = FFTW_KONST(+0.540640817455597582107635954318691695431770608);
  39 static const fftw_real K909631995 = FFTW_KONST(+0.909631995354518371411715383079028460060241051);
  40 static const fftw_real K989821441 = FFTW_KONST(+0.989821441880932732376092037776718787376519372);
  41 static const fftw_real K755749574 = FFTW_KONST(+0.755749574354258283774035843972344420179717445);
  42 static const fftw_real K281732556 = FFTW_KONST(+0.281732556841429697711417915346616899035777899);
  43
  44 /*
  45  * Generator Id's :
  46  * $Id$
  47  * $Id$
  48  * $Id$
  49  */
  50
  51 void fftw_no_twiddle_11(const fftw_complex *input, fftw_complex *output, int istride, int ostride)
  52 {
  53      fftw_real tmp1;
  54      fftw_real tmp48;
  55      fftw_real tmp4;
  56      fftw_real tmp42;
  57      fftw_real tmp20;
  58      fftw_real tmp53;
  59      fftw_real tmp32;
  60      fftw_real tmp49;
  61      fftw_real tmp7;
  62      fftw_real tmp46;
  63      fftw_real tmp10;
  64      fftw_real tmp43;
  65      fftw_real tmp23;
  66      fftw_real tmp52;
  67      fftw_real tmp13;
  68      fftw_real tmp45;
  69      fftw_real tmp26;
  70      fftw_real tmp50;
  71      fftw_real tmp29;
  72      fftw_real tmp51;
  73      fftw_real tmp16;
  74      fftw_real tmp44;
  75      ASSERT_ALIGNED_DOUBLE();
  76      {
  77           fftw_real tmp2;
  78           fftw_real tmp3;
  79           fftw_real tmp18;
  80           fftw_real tmp19;
  81           ASSERT_ALIGNED_DOUBLE();
  82           tmp1 = c_re(input[0]);
  83           tmp48 = c_im(input[0]);
  84           tmp2 = c_re(input[istride]);
  85           tmp3 = c_re(input[10 * istride]);
  86           tmp4 = tmp2 + tmp3;
  87           tmp42 = tmp3 - tmp2;
  88           tmp18 = c_im(input[istride]);
  89           tmp19 = c_im(input[10 * istride]);
  90           tmp20 = tmp18 - tmp19;
  91           tmp53 = tmp18 + tmp19;
  92           {
  93                fftw_real tmp30;
  94                fftw_real tmp31;
  95                fftw_real tmp5;
  96                fftw_real tmp6;
  97                ASSERT_ALIGNED_DOUBLE();
  98                tmp30 = c_im(input[2 * istride]);
  99                tmp31 = c_im(input[9 * istride]);
 100                tmp32 = tmp30 - tmp31;
 101                tmp49 = tmp30 + tmp31;
 102                tmp5 = c_re(input[2 * istride]);
 103                tmp6 = c_re(input[9 * istride]);
 104                tmp7 = tmp5 + tmp6;
 105                tmp46 = tmp6 - tmp5;
 106           }
 107      }
 108      {
 109           fftw_real tmp8;
 110           fftw_real tmp9;
 111           fftw_real tmp24;
 112           fftw_real tmp25;
 113           ASSERT_ALIGNED_DOUBLE();
 114           tmp8 = c_re(input[3 * istride]);
 115           tmp9 = c_re(input[8 * istride]);
 116           tmp10 = tmp8 + tmp9;
 117           tmp43 = tmp9 - tmp8;
 118           {
 119                fftw_real tmp21;
 120                fftw_real tmp22;
 121                fftw_real tmp11;
 122                fftw_real tmp12;
 123                ASSERT_ALIGNED_DOUBLE();
 124                tmp21 = c_im(input[3 * istride]);
 125                tmp22 = c_im(input[8 * istride]);
 126                tmp23 = tmp21 - tmp22;
 127                tmp52 = tmp21 + tmp22;
 128                tmp11 = c_re(input[4 * istride]);
 129                tmp12 = c_re(input[7 * istride]);
 130                tmp13 = tmp11 + tmp12;
 131                tmp45 = tmp12 - tmp11;
 132           }
 133           tmp24 = c_im(input[4 * istride]);
 134           tmp25 = c_im(input[7 * istride]);
 135           tmp26 = tmp24 - tmp25;
 136           tmp50 = tmp24 + tmp25;
 137           {
 138                fftw_real tmp27;
 139                fftw_real tmp28;
 140                fftw_real tmp14;
 141                fftw_real tmp15;
 142                ASSERT_ALIGNED_DOUBLE();
 143                tmp27 = c_im(input[5 * istride]);
 144                tmp28 = c_im(input[6 * istride]);
 145                tmp29 = tmp27 - tmp28;
 146                tmp51 = tmp27 + tmp28;
 147                tmp14 = c_re(input[5 * istride]);
 148                tmp15 = c_re(input[6 * istride]);
 149                tmp16 = tmp14 + tmp15;
 150                tmp44 = tmp15 - tmp14;
 151           }
 152      }
 153      {
 154           fftw_real tmp35;
 155           fftw_real tmp34;
 156           fftw_real tmp59;
 157           fftw_real tmp60;
 158           ASSERT_ALIGNED_DOUBLE();
 159           c_re(output[0]) = tmp1 + tmp4 + tmp7 + tmp10 + tmp13 + tmp16;
 160           {
 161                fftw_real tmp41;
 162                fftw_real tmp40;
 163                fftw_real tmp37;
 164                fftw_real tmp36;
 165                ASSERT_ALIGNED_DOUBLE();
 166                tmp41 = (K281732556 * tmp20) + (K755749574 * tmp23) + (K989821441 * tmp29) - (K909631995 * tmp26) - (K540640817 * tmp32);
 167                tmp40 = tmp1 + (K841253532 * tmp7) + (K415415013 * tmp13) - (K142314838 * tmp16) - (K654860733 * tmp10) - (K959492973 * tmp4);
 168                c_re(output[6 * ostride]) = tmp40 - tmp41;
 169                c_re(output[5 * ostride]) = tmp40 + tmp41;
 170                tmp37 = (K540640817 * tmp20) + (K909631995 * tmp32) + (K989821441 * tmp23) + (K755749574 * tmp26) + (K281732556 * tmp29);
 171                tmp36 = tmp1 + (K841253532 * tmp4) + (K415415013 * tmp7) - (K959492973 * tmp16) - (K654860733 * tmp13) - (K142314838 * tmp10);
 172                c_re(output[10 * ostride]) = tmp36 - tmp37;
 173                c_re(output[ostride]) = tmp36 + tmp37;
 174           }
 175           tmp35 = (K909631995 * tmp20) + (K755749574 * tmp32) - (K540640817 * tmp29) - (K989821441 * tmp26) - (K281732556 * tmp23);
 176           tmp34 = tmp1 + (K415415013 * tmp4) + (K841253532 * tmp16) - (K142314838 * tmp13) - (K959492973 * tmp10) - (K654860733 * tmp7);
 177           c_re(output[9 * ostride]) = tmp34 - tmp35;
 178           c_re(output[2 * ostride]) = tmp34 + tmp35;
 179           {
 180                fftw_real tmp39;
 181                fftw_real tmp38;
 182                fftw_real tmp33;
 183                fftw_real tmp17;
 184                ASSERT_ALIGNED_DOUBLE();
 185                tmp39 = (K989821441 * tmp20) + (K540640817 * tmp26) + (K755749574 * tmp29) - (K909631995 * tmp23) - (K281732556 * tmp32);
 186                tmp38 = tmp1 + (K415415013 * tmp10) + (K841253532 * tmp13) - (K654860733 * tmp16) - (K959492973 * tmp7) - (K142314838 * tmp4);
 187                c_re(output[8 * ostride]) = tmp38 - tmp39;
 188                c_re(output[3 * ostride]) = tmp38 + tmp39;
 189                tmp33 = (K755749574 * tmp20) + (K540640817 * tmp23) + (K281732556 * tmp26) - (K909631995 * tmp29) - (K989821441 * tmp32);
 190                tmp17 = tmp1 + (K841253532 * tmp10) + (K415415013 * tmp16) - (K959492973 * tmp13) - (K142314838 * tmp7) - (K654860733 * tmp4);
 191                c_re(output[7 * ostride]) = tmp17 - tmp33;
 192                c_re(output[4 * ostride]) = tmp17 + tmp33;
 193           }
 194           c_im(output[0]) = tmp48 + tmp53 + tmp49 + tmp52 + tmp50 + tmp51;
 195           {
 196                fftw_real tmp47;
 197                fftw_real tmp54;
 198                fftw_real tmp57;
 199                fftw_real tmp58;
 200                ASSERT_ALIGNED_DOUBLE();
 201                tmp47 = (K281732556 * tmp42) + (K755749574 * tmp43) + (K989821441 * tmp44) - (K909631995 * tmp45) - (K540640817 * tmp46);
 202                tmp54 = tmp48 + (K841253532 * tmp49) + (K415415013 * tmp50) - (K142314838 * tmp51) - (K654860733 * tmp52) - (K959492973 * tmp53);
 203                c_im(output[5 * ostride]) = tmp47 + tmp54;
 204                c_im(output[6 * ostride]) = tmp54 - tmp47;
 205                tmp57 = (K540640817 * tmp42) + (K909631995 * tmp46) + (K989821441 * tmp43) + (K755749574 * tmp45) + (K281732556 * tmp44);
 206                tmp58 = tmp48 + (K841253532 * tmp53) + (K415415013 * tmp49) - (K959492973 * tmp51) - (K654860733 * tmp50) - (K142314838 * tmp52);
 207                c_im(output[ostride]) = tmp57 + tmp58;
 208                c_im(output[10 * ostride]) = tmp58 - tmp57;
 209           }
 210           tmp59 = (K909631995 * tmp42) + (K755749574 * tmp46) - (K540640817 * tmp44) - (K989821441 * tmp45) - (K281732556 * tmp43);
 211           tmp60 = tmp48 + (K415415013 * tmp53) + (K841253532 * tmp51) - (K142314838 * tmp50) - (K959492973 * tmp52) - (K654860733 * tmp49);
 212           c_im(output[2 * ostride]) = tmp59 + tmp60;
 213           c_im(output[9 * ostride]) = tmp60 - tmp59;
 214           {
 215                fftw_real tmp55;
 216                fftw_real tmp56;
 217                fftw_real tmp61;
 218                fftw_real tmp62;
 219                ASSERT_ALIGNED_DOUBLE();
 220                tmp55 = (K989821441 * tmp42) + (K540640817 * tmp45) + (K755749574 * tmp44) - (K909631995 * tmp43) - (K281732556 * tmp46);
 221                tmp56 = tmp48 + (K415415013 * tmp52) + (K841253532 * tmp50) - (K654860733 * tmp51) - (K959492973 * tmp49) - (K142314838 * tmp53);
 222                c_im(output[3 * ostride]) = tmp55 + tmp56;
 223                c_im(output[8 * ostride]) = tmp56 - tmp55;
 224                tmp61 = (K755749574 * tmp42) + (K540640817 * tmp43) + (K281732556 * tmp45) - (K909631995 * tmp44) - (K989821441 * tmp46);
 225                tmp62 = tmp48 + (K841253532 * tmp52) + (K415415013 * tmp51) - (K959492973 * tmp50) - (K142314838 * tmp49) - (K654860733 * tmp53);
 226                c_im(output[4 * ostride]) = tmp61 + tmp62;
 227                c_im(output[7 * ostride]) = tmp62 - tmp61;
 228           }
 229      }
 230 }
 231
 232 fftw_codelet_desc fftw_no_twiddle_11_desc =
 233 {
 234      "fftw_no_twiddle_11",
 235      (void (*)()) fftw_no_twiddle_11,
 236      11,
 237      FFTW_FORWARD,
 238      FFTW_NOTW,
 239      243,
 240      0,
 241      (const int *) 0,
 242 };