/* * 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, };