ref: 1a8846b50eb297b9faa06e1273b1589a7ee833ca
dir: /libfaad/fftw/fn_10.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 20:43:48 EST 1999 */
#include <fftw-int.h>
#include <fftw.h>
/* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddle 10 */
/*
* This function contains 84 FP additions, 24 FP multiplications,
* (or, 72 additions, 12 multiplications, 12 fused multiply/add),
* 36 stack variables, and 40 memory accesses
*/
static const fftw_real K250000000 = FFTW_KONST(+0.250000000000000000000000000000000000000000000);
static const fftw_real K559016994 = FFTW_KONST(+0.559016994374947424102293417182819058860154590);
static const fftw_real K587785252 = FFTW_KONST(+0.587785252292473129168705954639072768597652438);
static const fftw_real K951056516 = FFTW_KONST(+0.951056516295153572116439333379382143405698634);
/*
* Generator Id's :
* $Id: fn_10.c,v 1.1 2002/04/07 21:26:04 menno Exp $
* $Id: fn_10.c,v 1.1 2002/04/07 21:26:04 menno Exp $
* $Id: fn_10.c,v 1.1 2002/04/07 21:26:04 menno Exp $
*/
void fftw_no_twiddle_10(const fftw_complex *input, fftw_complex *output, int istride, int ostride)
{
fftw_real tmp3;
fftw_real tmp19;
fftw_real tmp52;
fftw_real tmp76;
fftw_real tmp56;
fftw_real tmp57;
fftw_real tmp10;
fftw_real tmp17;
fftw_real tmp18;
fftw_real tmp74;
fftw_real tmp73;
fftw_real tmp22;
fftw_real tmp25;
fftw_real tmp26;
fftw_real tmp36;
fftw_real tmp43;
fftw_real tmp47;
fftw_real tmp48;
fftw_real tmp53;
fftw_real tmp66;
fftw_real tmp69;
fftw_real tmp77;
fftw_real tmp78;
fftw_real tmp79;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp1;
fftw_real tmp2;
fftw_real tmp50;
fftw_real tmp51;
ASSERT_ALIGNED_DOUBLE;
tmp1 = c_re(input[0]);
tmp2 = c_re(input[5 * istride]);
tmp3 = tmp1 - tmp2;
tmp19 = tmp1 + tmp2;
tmp50 = c_im(input[0]);
tmp51 = c_im(input[5 * istride]);
tmp52 = tmp50 - tmp51;
tmp76 = tmp50 + tmp51;
}
{
fftw_real tmp6;
fftw_real tmp20;
fftw_real tmp16;
fftw_real tmp24;
fftw_real tmp9;
fftw_real tmp21;
fftw_real tmp13;
fftw_real tmp23;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp4;
fftw_real tmp5;
fftw_real tmp14;
fftw_real tmp15;
ASSERT_ALIGNED_DOUBLE;
tmp4 = c_re(input[2 * istride]);
tmp5 = c_re(input[7 * istride]);
tmp6 = tmp4 - tmp5;
tmp20 = tmp4 + tmp5;
tmp14 = c_re(input[6 * istride]);
tmp15 = c_re(input[istride]);
tmp16 = tmp14 - tmp15;
tmp24 = tmp14 + tmp15;
}
{
fftw_real tmp7;
fftw_real tmp8;
fftw_real tmp11;
fftw_real tmp12;
ASSERT_ALIGNED_DOUBLE;
tmp7 = c_re(input[8 * istride]);
tmp8 = c_re(input[3 * istride]);
tmp9 = tmp7 - tmp8;
tmp21 = tmp7 + tmp8;
tmp11 = c_re(input[4 * istride]);
tmp12 = c_re(input[9 * istride]);
tmp13 = tmp11 - tmp12;
tmp23 = tmp11 + tmp12;
}
tmp56 = tmp6 - tmp9;
tmp57 = tmp13 - tmp16;
tmp10 = tmp6 + tmp9;
tmp17 = tmp13 + tmp16;
tmp18 = tmp10 + tmp17;
tmp74 = tmp20 - tmp21;
tmp73 = tmp23 - tmp24;
tmp22 = tmp20 + tmp21;
tmp25 = tmp23 + tmp24;
tmp26 = tmp22 + tmp25;
}
{
fftw_real tmp32;
fftw_real tmp67;
fftw_real tmp42;
fftw_real tmp65;
fftw_real tmp35;
fftw_real tmp68;
fftw_real tmp39;
fftw_real tmp64;
ASSERT_ALIGNED_DOUBLE;
{
fftw_real tmp30;
fftw_real tmp31;
fftw_real tmp40;
fftw_real tmp41;
ASSERT_ALIGNED_DOUBLE;
tmp30 = c_im(input[2 * istride]);
tmp31 = c_im(input[7 * istride]);
tmp32 = tmp30 - tmp31;
tmp67 = tmp30 + tmp31;
tmp40 = c_im(input[6 * istride]);
tmp41 = c_im(input[istride]);
tmp42 = tmp40 - tmp41;
tmp65 = tmp40 + tmp41;
}
{
fftw_real tmp33;
fftw_real tmp34;
fftw_real tmp37;
fftw_real tmp38;
ASSERT_ALIGNED_DOUBLE;
tmp33 = c_im(input[8 * istride]);
tmp34 = c_im(input[3 * istride]);
tmp35 = tmp33 - tmp34;
tmp68 = tmp33 + tmp34;
tmp37 = c_im(input[4 * istride]);
tmp38 = c_im(input[9 * istride]);
tmp39 = tmp37 - tmp38;
tmp64 = tmp37 + tmp38;
}
tmp36 = tmp32 - tmp35;
tmp43 = tmp39 - tmp42;
tmp47 = tmp32 + tmp35;
tmp48 = tmp39 + tmp42;
tmp53 = tmp47 + tmp48;
tmp66 = tmp64 - tmp65;
tmp69 = tmp67 - tmp68;
tmp77 = tmp67 + tmp68;
tmp78 = tmp64 + tmp65;
tmp79 = tmp77 + tmp78;
}
c_re(output[5 * ostride]) = tmp3 + tmp18;
{
fftw_real tmp44;
fftw_real tmp46;
fftw_real tmp29;
fftw_real tmp45;
fftw_real tmp27;
fftw_real tmp28;
ASSERT_ALIGNED_DOUBLE;
tmp44 = (K951056516 * tmp36) + (K587785252 * tmp43);
tmp46 = (K951056516 * tmp43) - (K587785252 * tmp36);
tmp27 = K559016994 * (tmp10 - tmp17);
tmp28 = tmp3 - (K250000000 * tmp18);
tmp29 = tmp27 + tmp28;
tmp45 = tmp28 - tmp27;
c_re(output[9 * ostride]) = tmp29 - tmp44;
c_re(output[ostride]) = tmp29 + tmp44;
c_re(output[7 * ostride]) = tmp45 - tmp46;
c_re(output[3 * ostride]) = tmp45 + tmp46;
}
c_re(output[0]) = tmp19 + tmp26;
{
fftw_real tmp70;
fftw_real tmp72;
fftw_real tmp63;
fftw_real tmp71;
fftw_real tmp61;
fftw_real tmp62;
ASSERT_ALIGNED_DOUBLE;
tmp70 = (K951056516 * tmp66) - (K587785252 * tmp69);
tmp72 = (K951056516 * tmp69) + (K587785252 * tmp66);
tmp61 = tmp19 - (K250000000 * tmp26);
tmp62 = K559016994 * (tmp22 - tmp25);
tmp63 = tmp61 - tmp62;
tmp71 = tmp62 + tmp61;
c_re(output[2 * ostride]) = tmp63 - tmp70;
c_re(output[8 * ostride]) = tmp63 + tmp70;
c_re(output[4 * ostride]) = tmp71 - tmp72;
c_re(output[6 * ostride]) = tmp71 + tmp72;
}
c_im(output[5 * ostride]) = tmp52 + tmp53;
{
fftw_real tmp58;
fftw_real tmp60;
fftw_real tmp55;
fftw_real tmp59;
fftw_real tmp49;
fftw_real tmp54;
ASSERT_ALIGNED_DOUBLE;
tmp58 = (K951056516 * tmp56) + (K587785252 * tmp57);
tmp60 = (K951056516 * tmp57) - (K587785252 * tmp56);
tmp49 = K559016994 * (tmp47 - tmp48);
tmp54 = tmp52 - (K250000000 * tmp53);
tmp55 = tmp49 + tmp54;
tmp59 = tmp54 - tmp49;
c_im(output[ostride]) = tmp55 - tmp58;
c_im(output[9 * ostride]) = tmp58 + tmp55;
c_im(output[3 * ostride]) = tmp59 - tmp60;
c_im(output[7 * ostride]) = tmp60 + tmp59;
}
c_im(output[0]) = tmp76 + tmp79;
{
fftw_real tmp75;
fftw_real tmp83;
fftw_real tmp82;
fftw_real tmp84;
fftw_real tmp80;
fftw_real tmp81;
ASSERT_ALIGNED_DOUBLE;
tmp75 = (K951056516 * tmp73) - (K587785252 * tmp74);
tmp83 = (K951056516 * tmp74) + (K587785252 * tmp73);
tmp80 = tmp76 - (K250000000 * tmp79);
tmp81 = K559016994 * (tmp77 - tmp78);
tmp82 = tmp80 - tmp81;
tmp84 = tmp81 + tmp80;
c_im(output[2 * ostride]) = tmp75 + tmp82;
c_im(output[8 * ostride]) = tmp82 - tmp75;
c_im(output[4 * ostride]) = tmp83 + tmp84;
c_im(output[6 * ostride]) = tmp84 - tmp83;
}
}
fftw_codelet_desc fftw_no_twiddle_10_desc =
{
"fftw_no_twiddle_10",
(void (*)()) fftw_no_twiddle_10,
10,
FFTW_FORWARD,
FFTW_NOTW,
221,
0,
(const int *) 0,
};