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Diffstat (limited to 'src/fftw/fni_9.c')
| -rw-r--r-- | src/fftw/fni_9.c | 283 |
1 files changed, 283 insertions, 0 deletions
diff --git a/src/fftw/fni_9.c b/src/fftw/fni_9.c new file mode 100644 index 0000000..ce9f1f5 --- /dev/null +++ b/src/fftw/fni_9.c @@ -0,0 +1,283 @@ +/* + * Copyright (c) 1997-1999, 2003 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 Mon Mar 24 02:06:25 EST 2003 */ + +#include "fftw-int.h" +#include "fftw.h" + +/* Generated by: /homee/stevenj/cvs/fftw/gensrc/genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -notwiddleinv 9 */ + +/* + * This function contains 80 FP additions, 40 FP multiplications, + * (or, 60 additions, 20 multiplications, 20 fused multiply/add), + * 30 stack variables, and 36 memory accesses + */ +static const fftw_real K642787609 = +FFTW_KONST(+0.642787609686539326322643409907263432907559884); +static const fftw_real K766044443 = +FFTW_KONST(+0.766044443118978035202392650555416673935832457); +static const fftw_real K939692620 = +FFTW_KONST(+0.939692620785908384054109277324731469936208134); +static const fftw_real K342020143 = +FFTW_KONST(+0.342020143325668733044099614682259580763083368); +static const fftw_real K984807753 = +FFTW_KONST(+0.984807753012208059366743024589523013670643252); +static const fftw_real K173648177 = +FFTW_KONST(+0.173648177666930348851716626769314796000375677); +static const fftw_real K866025403 = +FFTW_KONST(+0.866025403784438646763723170752936183471402627); +static const fftw_real K500000000 = +FFTW_KONST(+0.500000000000000000000000000000000000000000000); + +/* + * Generator Id's : + * $Id: fni_9.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + * $Id: fni_9.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + * $Id: fni_9.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + */ + +void fftwi_no_twiddle_9(const fftw_complex *input, fftw_complex *output, + int istride, int ostride) +{ + fftw_real tmp5; + fftw_real tmp37; + fftw_real tmp57; + fftw_real tmp22; + fftw_real tmp56; + fftw_real tmp38; + fftw_real tmp10; + fftw_real tmp42; + fftw_real tmp66; + fftw_real tmp27; + fftw_real tmp45; + fftw_real tmp67; + fftw_real tmp15; + fftw_real tmp52; + fftw_real tmp69; + fftw_real tmp32; + fftw_real tmp49; + fftw_real tmp70; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp1; + fftw_real tmp2; + fftw_real tmp3; + fftw_real tmp4; + ASSERT_ALIGNED_DOUBLE; + tmp1 = c_re(input[0]); + tmp2 = c_re(input[3 * istride]); + tmp3 = c_re(input[6 * istride]); + tmp4 = tmp2 + tmp3; + tmp5 = tmp1 + tmp4; + tmp37 = tmp1 - (K500000000 * tmp4); + tmp57 = K866025403 * (tmp2 - tmp3); + } + { + fftw_real tmp18; + fftw_real tmp19; + fftw_real tmp20; + fftw_real tmp21; + ASSERT_ALIGNED_DOUBLE; + tmp18 = c_im(input[0]); + tmp19 = c_im(input[3 * istride]); + tmp20 = c_im(input[6 * istride]); + tmp21 = tmp19 + tmp20; + tmp22 = tmp18 + tmp21; + tmp56 = tmp18 - (K500000000 * tmp21); + tmp38 = K866025403 * (tmp20 - tmp19); + } + { + fftw_real tmp6; + fftw_real tmp23; + fftw_real tmp9; + fftw_real tmp44; + fftw_real tmp26; + fftw_real tmp41; + fftw_real tmp40; + fftw_real tmp43; + ASSERT_ALIGNED_DOUBLE; + tmp6 = c_re(input[istride]); + tmp23 = c_im(input[istride]); + { + fftw_real tmp7; + fftw_real tmp8; + fftw_real tmp24; + fftw_real tmp25; + ASSERT_ALIGNED_DOUBLE; + tmp7 = c_re(input[4 * istride]); + tmp8 = c_re(input[7 * istride]); + tmp9 = tmp7 + tmp8; + tmp44 = K866025403 * (tmp7 - tmp8); + tmp24 = c_im(input[4 * istride]); + tmp25 = c_im(input[7 * istride]); + tmp26 = tmp24 + tmp25; + tmp41 = K866025403 * (tmp25 - tmp24); + } + tmp10 = tmp6 + tmp9; + tmp40 = tmp6 - (K500000000 * tmp9); + tmp42 = tmp40 - tmp41; + tmp66 = tmp40 + tmp41; + tmp27 = tmp23 + tmp26; + tmp43 = tmp23 - (K500000000 * tmp26); + tmp45 = tmp43 - tmp44; + tmp67 = tmp44 + tmp43; + } + { + fftw_real tmp11; + fftw_real tmp28; + fftw_real tmp14; + fftw_real tmp48; + fftw_real tmp31; + fftw_real tmp51; + fftw_real tmp50; + fftw_real tmp47; + ASSERT_ALIGNED_DOUBLE; + tmp11 = c_re(input[2 * istride]); + tmp28 = c_im(input[2 * istride]); + { + fftw_real tmp12; + fftw_real tmp13; + fftw_real tmp29; + fftw_real tmp30; + ASSERT_ALIGNED_DOUBLE; + tmp12 = c_re(input[5 * istride]); + tmp13 = c_re(input[8 * istride]); + tmp14 = tmp12 + tmp13; + tmp48 = K866025403 * (tmp12 - tmp13); + tmp29 = c_im(input[5 * istride]); + tmp30 = c_im(input[8 * istride]); + tmp31 = tmp29 + tmp30; + tmp51 = K866025403 * (tmp30 - tmp29); + } + tmp15 = tmp11 + tmp14; + tmp50 = tmp11 - (K500000000 * tmp14); + tmp52 = tmp50 - tmp51; + tmp69 = tmp50 + tmp51; + tmp32 = tmp28 + tmp31; + tmp47 = tmp28 - (K500000000 * tmp31); + tmp49 = tmp47 - tmp48; + tmp70 = tmp48 + tmp47; + } + { + fftw_real tmp36; + fftw_real tmp16; + fftw_real tmp35; + fftw_real tmp17; + fftw_real tmp33; + fftw_real tmp34; + ASSERT_ALIGNED_DOUBLE; + tmp36 = K866025403 * (tmp32 - tmp27); + tmp16 = tmp10 + tmp15; + tmp35 = tmp5 - (K500000000 * tmp16); + c_re(output[0]) = tmp5 + tmp16; + c_re(output[3 * ostride]) = tmp35 + tmp36; + c_re(output[6 * ostride]) = tmp35 - tmp36; + tmp17 = K866025403 * (tmp10 - tmp15); + tmp33 = tmp27 + tmp32; + tmp34 = tmp22 - (K500000000 * tmp33); + c_im(output[3 * ostride]) = tmp17 + tmp34; + c_im(output[6 * ostride]) = tmp34 - tmp17; + c_im(output[0]) = tmp22 + tmp33; + } + { + fftw_real tmp39; + fftw_real tmp61; + fftw_real tmp64; + fftw_real tmp58; + fftw_real tmp54; + fftw_real tmp55; + fftw_real tmp63; + fftw_real tmp62; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp59; + fftw_real tmp60; + fftw_real tmp46; + fftw_real tmp53; + ASSERT_ALIGNED_DOUBLE; + tmp39 = tmp37 - tmp38; + tmp59 = (K173648177 * tmp45) + (K984807753 * tmp42); + tmp60 = (K342020143 * tmp52) - (K939692620 * tmp49); + tmp61 = tmp59 + tmp60; + tmp64 = K866025403 * (tmp60 - tmp59); + tmp58 = tmp56 - tmp57; + tmp46 = (K173648177 * tmp42) - (K984807753 * tmp45); + tmp53 = (K342020143 * tmp49) + (K939692620 * tmp52); + tmp54 = tmp46 - tmp53; + tmp55 = K866025403 * (tmp46 + tmp53); + } + c_re(output[2 * ostride]) = tmp39 + tmp54; + tmp63 = tmp39 - (K500000000 * tmp54); + c_re(output[8 * ostride]) = tmp63 - tmp64; + c_re(output[5 * ostride]) = tmp63 + tmp64; + c_im(output[2 * ostride]) = tmp58 + tmp61; + tmp62 = tmp58 - (K500000000 * tmp61); + c_im(output[5 * ostride]) = tmp55 + tmp62; + c_im(output[8 * ostride]) = tmp62 - tmp55; + } + { + fftw_real tmp65; + fftw_real tmp77; + fftw_real tmp80; + fftw_real tmp74; + fftw_real tmp72; + fftw_real tmp73; + fftw_real tmp79; + fftw_real tmp78; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp75; + fftw_real tmp76; + fftw_real tmp68; + fftw_real tmp71; + ASSERT_ALIGNED_DOUBLE; + tmp65 = tmp37 + tmp38; + tmp75 = (K766044443 * tmp67) + (K642787609 * tmp66); + tmp76 = (K173648177 * tmp70) + (K984807753 * tmp69); + tmp77 = tmp75 + tmp76; + tmp80 = K866025403 * (tmp76 - tmp75); + tmp74 = tmp57 + tmp56; + tmp68 = (K766044443 * tmp66) - (K642787609 * tmp67); + tmp71 = (K173648177 * tmp69) - (K984807753 * tmp70); + tmp72 = tmp68 + tmp71; + tmp73 = K866025403 * (tmp68 - tmp71); + } + c_re(output[ostride]) = tmp65 + tmp72; + tmp79 = tmp65 - (K500000000 * tmp72); + c_re(output[7 * ostride]) = tmp79 - tmp80; + c_re(output[4 * ostride]) = tmp79 + tmp80; + c_im(output[ostride]) = tmp74 + tmp77; + tmp78 = tmp74 - (K500000000 * tmp77); + c_im(output[4 * ostride]) = tmp73 + tmp78; + c_im(output[7 * ostride]) = tmp78 - tmp73; + } +} + +fftw_codelet_desc fftwi_no_twiddle_9_desc = { + "fftwi_no_twiddle_9", + (void (*)()) fftwi_no_twiddle_9, + 9, + FFTW_BACKWARD, + FFTW_NOTW, + 210, + 0, + (const int *) 0, +}; |