ref: d6839757dffdf592ae300726a64e0f3199a9cd56
dir: /libfaad/fftw/fni_14.c/
/*
* 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 Sun Nov 7 20:44:12 EST 1999 */
#include <fftw-int.h>
#include <fftw.h>
/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddleinv 14 */
/*
* This function contains 148 FP additions, 72 FP multiplications,
* (or, 148 additions, 72 multiplications, 0 fused multiply/add),
* 36 stack variables, and 56 memory accesses
*/
static const fftw_real K222520933 = FFTW_KONST(+0.222520933956314404288902564496794759466355569);
static const fftw_real K900968867 = FFTW_KONST(+0.900968867902419126236102319507445051165919162);
static const fftw_real K623489801 = FFTW_KONST(+0.623489801858733530525004884004239810632274731);
static const fftw_real K433883739 = FFTW_KONST(+0.433883739117558120475768332848358754609990728);
static const fftw_real K781831482 = FFTW_KONST(+0.781831482468029808708444526674057750232334519);
static const fftw_real K974927912 = FFTW_KONST(+0.974927912181823607018131682993931217232785801);
/*
* Generator Id's :
* $Id: fni_14.c,v 1.1 2002/04/07 21:26:04 menno Exp $
* $Id: fni_14.c,v 1.1 2002/04/07 21:26:04 menno Exp $
* $Id: fni_14.c,v 1.1 2002/04/07 21:26:04 menno Exp $
*/
void fftwi_no_twiddle_14(const fftw_complex *input, fftw_complex *output, int istride, int ostride)
{
fftw_real tmp3;
fftw_real tmp25;
fftw_real tmp68;
fftw_real tmp92;
fftw_real tmp10;
fftw_real tmp62;
fftw_real tmp28;
fftw_real tmp97;
fftw_real tmp42;
fftw_real tmp71;
fftw_real tmp80;
fftw_real tmp93;
fftw_real tmp17;
fftw_real tmp64;
fftw_real tmp31;
fftw_real tmp99;
fftw_real tmp56;
fftw_real tmp69;
fftw_real tmp86;
fftw_real tmp95;
fftw_real tmp24;
fftw_real tmp63;
fftw_real tmp34;
fftw_real tmp98;
fftw_real tmp49;
fftw_real tmp70;
fftw_real tmp83;
fftw_real tmp94;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp1;
fftw_real tmp2;
fftw_real tmp66;
fftw_real tmp67;
ASSERT_ALIGNED_DOUBLE;
tmp1 = c_re(input[0]);
tmp2 = c_re(input[7 * istride]);
tmp3 = tmp1 - tmp2;
tmp25 = tmp1 + tmp2;
tmp66 = c_im(input[0]);
tmp67 = c_im(input[7 * istride]);
tmp68 = tmp66 - tmp67;
tmp92 = tmp66 + tmp67;
}
{
fftw_real tmp6;
fftw_real tmp26;
fftw_real tmp9;
fftw_real tmp27;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp4;
fftw_real tmp5;
fftw_real tmp7;
fftw_real tmp8;
ASSERT_ALIGNED_DOUBLE;
tmp4 = c_re(input[2 * istride]);
tmp5 = c_re(input[9 * istride]);
tmp6 = tmp4 - tmp5;
tmp26 = tmp4 + tmp5;
tmp7 = c_re(input[12 * istride]);
tmp8 = c_re(input[5 * istride]);
tmp9 = tmp7 - tmp8;
tmp27 = tmp7 + tmp8;
}
tmp10 = tmp6 + tmp9;
tmp62 = tmp6 - tmp9;
tmp28 = tmp26 + tmp27;
tmp97 = tmp26 - tmp27;
}
{
fftw_real tmp38;
fftw_real tmp78;
fftw_real tmp41;
fftw_real tmp79;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp36;
fftw_real tmp37;
fftw_real tmp39;
fftw_real tmp40;
ASSERT_ALIGNED_DOUBLE;
tmp36 = c_im(input[12 * istride]);
tmp37 = c_im(input[5 * istride]);
tmp38 = tmp36 - tmp37;
tmp78 = tmp36 + tmp37;
tmp39 = c_im(input[2 * istride]);
tmp40 = c_im(input[9 * istride]);
tmp41 = tmp39 - tmp40;
tmp79 = tmp39 + tmp40;
}
tmp42 = tmp38 - tmp41;
tmp71 = tmp41 + tmp38;
tmp80 = tmp78 - tmp79;
tmp93 = tmp79 + tmp78;
}
{
fftw_real tmp13;
fftw_real tmp29;
fftw_real tmp16;
fftw_real tmp30;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp11;
fftw_real tmp12;
fftw_real tmp14;
fftw_real tmp15;
ASSERT_ALIGNED_DOUBLE;
tmp11 = c_re(input[4 * istride]);
tmp12 = c_re(input[11 * istride]);
tmp13 = tmp11 - tmp12;
tmp29 = tmp11 + tmp12;
tmp14 = c_re(input[10 * istride]);
tmp15 = c_re(input[3 * istride]);
tmp16 = tmp14 - tmp15;
tmp30 = tmp14 + tmp15;
}
tmp17 = tmp13 + tmp16;
tmp64 = tmp13 - tmp16;
tmp31 = tmp29 + tmp30;
tmp99 = tmp30 - tmp29;
}
{
fftw_real tmp52;
fftw_real tmp85;
fftw_real tmp55;
fftw_real tmp84;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp50;
fftw_real tmp51;
fftw_real tmp53;
fftw_real tmp54;
ASSERT_ALIGNED_DOUBLE;
tmp50 = c_im(input[10 * istride]);
tmp51 = c_im(input[3 * istride]);
tmp52 = tmp50 - tmp51;
tmp85 = tmp50 + tmp51;
tmp53 = c_im(input[4 * istride]);
tmp54 = c_im(input[11 * istride]);
tmp55 = tmp53 - tmp54;
tmp84 = tmp53 + tmp54;
}
tmp56 = tmp52 - tmp55;
tmp69 = tmp55 + tmp52;
tmp86 = tmp84 - tmp85;
tmp95 = tmp84 + tmp85;
}
{
fftw_real tmp20;
fftw_real tmp32;
fftw_real tmp23;
fftw_real tmp33;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp18;
fftw_real tmp19;
fftw_real tmp21;
fftw_real tmp22;
ASSERT_ALIGNED_DOUBLE;
tmp18 = c_re(input[6 * istride]);
tmp19 = c_re(input[13 * istride]);
tmp20 = tmp18 - tmp19;
tmp32 = tmp18 + tmp19;
tmp21 = c_re(input[8 * istride]);
tmp22 = c_re(input[istride]);
tmp23 = tmp21 - tmp22;
tmp33 = tmp21 + tmp22;
}
tmp24 = tmp20 + tmp23;
tmp63 = tmp20 - tmp23;
tmp34 = tmp32 + tmp33;
tmp98 = tmp33 - tmp32;
}
{
fftw_real tmp45;
fftw_real tmp82;
fftw_real tmp48;
fftw_real tmp81;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp43;
fftw_real tmp44;
fftw_real tmp46;
fftw_real tmp47;
ASSERT_ALIGNED_DOUBLE;
tmp43 = c_im(input[8 * istride]);
tmp44 = c_im(input[istride]);
tmp45 = tmp43 - tmp44;
tmp82 = tmp43 + tmp44;
tmp46 = c_im(input[6 * istride]);
tmp47 = c_im(input[13 * istride]);
tmp48 = tmp46 - tmp47;
tmp81 = tmp46 + tmp47;
}
tmp49 = tmp45 - tmp48;
tmp70 = tmp48 + tmp45;
tmp83 = tmp81 - tmp82;
tmp94 = tmp81 + tmp82;
}
{
fftw_real tmp57;
fftw_real tmp35;
fftw_real tmp87;
fftw_real tmp77;
ASSERT_ALIGNED_DOUBLE;
c_re(output[7 * ostride]) = tmp3 + tmp10 + tmp17 + tmp24;
tmp57 = (K974927912 * tmp42) - (K781831482 * tmp49) - (K433883739 * tmp56);
tmp35 = tmp3 + (K623489801 * tmp24) - (K900968867 * tmp17) - (K222520933 * tmp10);
c_re(output[5 * ostride]) = tmp35 - tmp57;
c_re(output[9 * ostride]) = tmp35 + tmp57;
{
fftw_real tmp59;
fftw_real tmp58;
fftw_real tmp61;
fftw_real tmp60;
ASSERT_ALIGNED_DOUBLE;
tmp59 = (K781831482 * tmp42) + (K974927912 * tmp56) + (K433883739 * tmp49);
tmp58 = tmp3 + (K623489801 * tmp10) - (K900968867 * tmp24) - (K222520933 * tmp17);
c_re(output[13 * ostride]) = tmp58 - tmp59;
c_re(output[ostride]) = tmp58 + tmp59;
tmp61 = (K433883739 * tmp42) + (K974927912 * tmp49) - (K781831482 * tmp56);
tmp60 = tmp3 + (K623489801 * tmp17) - (K222520933 * tmp24) - (K900968867 * tmp10);
c_re(output[11 * ostride]) = tmp60 - tmp61;
c_re(output[3 * ostride]) = tmp60 + tmp61;
}
c_re(output[0]) = tmp25 + tmp28 + tmp31 + tmp34;
tmp87 = (K781831482 * tmp80) - (K433883739 * tmp83) - (K974927912 * tmp86);
tmp77 = tmp25 + (K623489801 * tmp28) - (K900968867 * tmp34) - (K222520933 * tmp31);
c_re(output[6 * ostride]) = tmp77 - tmp87;
c_re(output[8 * ostride]) = tmp77 + tmp87;
{
fftw_real tmp89;
fftw_real tmp88;
fftw_real tmp91;
fftw_real tmp90;
ASSERT_ALIGNED_DOUBLE;
tmp89 = (K433883739 * tmp80) + (K781831482 * tmp86) - (K974927912 * tmp83);
tmp88 = tmp25 + (K623489801 * tmp31) - (K222520933 * tmp34) - (K900968867 * tmp28);
c_re(output[4 * ostride]) = tmp88 - tmp89;
c_re(output[10 * ostride]) = tmp88 + tmp89;
tmp91 = (K974927912 * tmp80) + (K433883739 * tmp86) + (K781831482 * tmp83);
tmp90 = tmp25 + (K623489801 * tmp34) - (K900968867 * tmp31) - (K222520933 * tmp28);
c_re(output[12 * ostride]) = tmp90 - tmp91;
c_re(output[2 * ostride]) = tmp90 + tmp91;
}
}
{
fftw_real tmp76;
fftw_real tmp75;
fftw_real tmp103;
fftw_real tmp104;
ASSERT_ALIGNED_DOUBLE;
c_im(output[7 * ostride]) = tmp68 + tmp71 + tmp69 + tmp70;
tmp76 = (K974927912 * tmp62) - (K781831482 * tmp63) - (K433883739 * tmp64);
tmp75 = tmp68 + (K623489801 * tmp70) - (K900968867 * tmp69) - (K222520933 * tmp71);
c_im(output[5 * ostride]) = tmp75 - tmp76;
c_im(output[9 * ostride]) = tmp76 + tmp75;
{
fftw_real tmp73;
fftw_real tmp74;
fftw_real tmp65;
fftw_real tmp72;
ASSERT_ALIGNED_DOUBLE;
tmp73 = (K781831482 * tmp62) + (K974927912 * tmp64) + (K433883739 * tmp63);
tmp74 = tmp68 + (K623489801 * tmp71) - (K900968867 * tmp70) - (K222520933 * tmp69);
c_im(output[ostride]) = tmp73 + tmp74;
c_im(output[13 * ostride]) = tmp74 - tmp73;
tmp65 = (K433883739 * tmp62) + (K974927912 * tmp63) - (K781831482 * tmp64);
tmp72 = tmp68 + (K623489801 * tmp69) - (K222520933 * tmp70) - (K900968867 * tmp71);
c_im(output[3 * ostride]) = tmp65 + tmp72;
c_im(output[11 * ostride]) = tmp72 - tmp65;
}
c_im(output[0]) = tmp92 + tmp93 + tmp95 + tmp94;
tmp103 = (K974927912 * tmp97) + (K433883739 * tmp99) + (K781831482 * tmp98);
tmp104 = tmp92 + (K623489801 * tmp94) - (K900968867 * tmp95) - (K222520933 * tmp93);
c_im(output[2 * ostride]) = tmp103 + tmp104;
c_im(output[12 * ostride]) = tmp104 - tmp103;
{
fftw_real tmp100;
fftw_real tmp96;
fftw_real tmp102;
fftw_real tmp101;
ASSERT_ALIGNED_DOUBLE;
tmp100 = (K781831482 * tmp97) - (K433883739 * tmp98) - (K974927912 * tmp99);
tmp96 = tmp92 + (K623489801 * tmp93) - (K900968867 * tmp94) - (K222520933 * tmp95);
c_im(output[6 * ostride]) = tmp96 - tmp100;
c_im(output[8 * ostride]) = tmp100 + tmp96;
tmp102 = (K433883739 * tmp97) + (K781831482 * tmp99) - (K974927912 * tmp98);
tmp101 = tmp92 + (K623489801 * tmp95) - (K222520933 * tmp94) - (K900968867 * tmp93);
c_im(output[4 * ostride]) = tmp101 - tmp102;
c_im(output[10 * ostride]) = tmp102 + tmp101;
}
}
}
fftw_codelet_desc fftwi_no_twiddle_14_desc =
{
"fftwi_no_twiddle_14",
(void (*)()) fftwi_no_twiddle_14,
14,
FFTW_BACKWARD,
FFTW_NOTW,
320,
0,
(const int *) 0,
};