/* * 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 02:06:46 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 15 */ /* * This function contains 156 FP additions, 56 FP multiplications, * (or, 128 additions, 28 multiplications, 28 fused multiply/add), * 62 stack variables, and 60 memory accesses */ static const fftw_real K951056516 = FFTW_KONST(+0.951056516295153572116439333379382143405698634); static const fftw_real K587785252 = FFTW_KONST(+0.587785252292473129168705954639072768597652438); static const fftw_real K250000000 = FFTW_KONST(+0.250000000000000000000000000000000000000000000); static const fftw_real K559016994 = FFTW_KONST(+0.559016994374947424102293417182819058860154590); static const fftw_real K500000000 = FFTW_KONST(+0.500000000000000000000000000000000000000000000); static const fftw_real K866025403 = FFTW_KONST(+0.866025403784438646763723170752936183471402627); /* * Generator Id's : * $Id: fni_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ * $Id: fni_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ * $Id: fni_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ */ void fftwi_no_twiddle_15(const fftw_complex *input, fftw_complex *output, int istride, int ostride) { fftw_real tmp5; fftw_real tmp121; fftw_real tmp148; fftw_real tmp87; fftw_real tmp35; fftw_real tmp67; fftw_real tmp21; fftw_real tmp26; fftw_real tmp27; fftw_real tmp111; fftw_real tmp114; fftw_real tmp123; fftw_real tmp139; fftw_real tmp140; fftw_real tmp146; fftw_real tmp81; fftw_real tmp82; fftw_real tmp89; fftw_real tmp71; fftw_real tmp72; fftw_real tmp73; fftw_real tmp57; fftw_real tmp64; fftw_real tmp65; fftw_real tmp10; fftw_real tmp15; fftw_real tmp16; fftw_real tmp104; fftw_real tmp107; fftw_real tmp122; fftw_real tmp136; fftw_real tmp137; fftw_real tmp145; fftw_real tmp78; fftw_real tmp79; fftw_real tmp88; fftw_real tmp68; fftw_real tmp69; fftw_real tmp70; fftw_real tmp42; fftw_real tmp49; fftw_real tmp50; ASSERT_ALIGNED_DOUBLE; { fftw_real tmp1; fftw_real tmp30; fftw_real tmp4; fftw_real tmp29; fftw_real tmp33; fftw_real tmp120; fftw_real tmp119; fftw_real tmp34; ASSERT_ALIGNED_DOUBLE; tmp1 = c_re(input[0]); tmp30 = c_im(input[0]); { fftw_real tmp2; fftw_real tmp3; fftw_real tmp31; fftw_real tmp32; ASSERT_ALIGNED_DOUBLE; tmp2 = c_re(input[5 * istride]); tmp3 = c_re(input[10 * istride]); tmp4 = tmp2 + tmp3; tmp29 = K866025403 * (tmp2 - tmp3); tmp31 = c_im(input[5 * istride]); tmp32 = c_im(input[10 * istride]); tmp33 = tmp31 + tmp32; tmp120 = K866025403 * (tmp32 - tmp31); } tmp5 = tmp1 + tmp4; tmp119 = tmp1 - (K500000000 * tmp4); tmp121 = tmp119 - tmp120; tmp148 = tmp119 + tmp120; tmp87 = tmp30 + tmp33; tmp34 = tmp30 - (K500000000 * tmp33); tmp35 = tmp29 + tmp34; tmp67 = tmp34 - tmp29; } { fftw_real tmp17; fftw_real tmp20; fftw_real tmp51; fftw_real tmp109; fftw_real tmp52; fftw_real tmp55; fftw_real tmp56; fftw_real tmp110; fftw_real tmp22; fftw_real tmp25; fftw_real tmp58; fftw_real tmp112; fftw_real tmp59; fftw_real tmp62; fftw_real tmp63; fftw_real tmp113; ASSERT_ALIGNED_DOUBLE; { fftw_real tmp18; fftw_real tmp19; fftw_real tmp53; fftw_real tmp54; ASSERT_ALIGNED_DOUBLE; tmp17 = c_re(input[6 * istride]); tmp18 = c_re(input[11 * istride]); tmp19 = c_re(input[istride]); tmp20 = tmp18 + tmp19; tmp51 = K866025403 * (tmp18 - tmp19); tmp109 = tmp17 - (K500000000 * tmp20); tmp52 = c_im(input[6 * istride]); tmp53 = c_im(input[11 * istride]); tmp54 = c_im(input[istride]); tmp55 = tmp53 + tmp54; tmp56 = tmp52 - (K500000000 * tmp55); tmp110 = K866025403 * (tmp54 - tmp53); } { fftw_real tmp23; fftw_real tmp24; fftw_real tmp60; fftw_real tmp61; ASSERT_ALIGNED_DOUBLE; tmp22 = c_re(input[9 * istride]); tmp23 = c_re(input[14 * istride]); tmp24 = c_re(input[4 * istride]); tmp25 = tmp23 + tmp24; tmp58 = K866025403 * (tmp23 - tmp24); tmp112 = tmp22 - (K500000000 * tmp25); tmp59 = c_im(input[9 * istride]); tmp60 = c_im(input[14 * istride]); tmp61 = c_im(input[4 * istride]); tmp62 = tmp60 + tmp61; tmp63 = tmp59 - (K500000000 * tmp62); tmp113 = K866025403 * (tmp61 - tmp60); } tmp21 = tmp17 + tmp20; tmp26 = tmp22 + tmp25; tmp27 = tmp21 + tmp26; tmp111 = tmp109 - tmp110; tmp114 = tmp112 - tmp113; tmp123 = tmp111 + tmp114; tmp139 = tmp109 + tmp110; tmp140 = tmp112 + tmp113; tmp146 = tmp139 + tmp140; tmp81 = tmp52 + tmp55; tmp82 = tmp59 + tmp62; tmp89 = tmp81 + tmp82; tmp71 = tmp56 - tmp51; tmp72 = tmp63 - tmp58; tmp73 = tmp71 + tmp72; tmp57 = tmp51 + tmp56; tmp64 = tmp58 + tmp63; tmp65 = tmp57 + tmp64; } { fftw_real tmp6; fftw_real tmp9; fftw_real tmp36; fftw_real tmp102; fftw_real tmp37; fftw_real tmp40; fftw_real tmp41; fftw_real tmp103; fftw_real tmp11; fftw_real tmp14; fftw_real tmp43; fftw_real tmp105; fftw_real tmp44; fftw_real tmp47; fftw_real tmp48; fftw_real tmp106; ASSERT_ALIGNED_DOUBLE; { fftw_real tmp7; fftw_real tmp8; fftw_real tmp38; fftw_real tmp39; ASSERT_ALIGNED_DOUBLE; tmp6 = c_re(input[3 * istride]); tmp7 = c_re(input[8 * istride]); tmp8 = c_re(input[13 * istride]); tmp9 = tmp7 + tmp8; tmp36 = K866025403 * (tmp7 - tmp8); tmp102 = tmp6 - (K500000000 * tmp9); tmp37 = c_im(input[3 * istride]); tmp38 = c_im(input[8 * istride]); tmp39 = c_im(input[13 * istride]); tmp40 = tmp38 + tmp39; tmp41 = tmp37 - (K500000000 * tmp40); tmp103 = K866025403 * (tmp39 - tmp38); } { fftw_real tmp12; fftw_real tmp13; fftw_real tmp45; fftw_real tmp46; ASSERT_ALIGNED_DOUBLE; tmp11 = c_re(input[12 * istride]); tmp12 = c_re(input[2 * istride]); tmp13 = c_re(input[7 * istride]); tmp14 = tmp12 + tmp13; tmp43 = K866025403 * (tmp12 - tmp13); tmp105 = tmp11 - (K500000000 * tmp14); tmp44 = c_im(input[12 * istride]); tmp45 = c_im(input[2 * istride]); tmp46 = c_im(input[7 * istride]); tmp47 = tmp45 + tmp46; tmp48 = tmp44 - (K500000000 * tmp47); tmp106 = K866025403 * (tmp46 - tmp45); } tmp10 = tmp6 + tmp9; tmp15 = tmp11 + tmp14; tmp16 = tmp10 + tmp15; tmp104 = tmp102 - tmp103; tmp107 = tmp105 - tmp106; tmp122 = tmp104 + tmp107; tmp136 = tmp102 + tmp103; tmp137 = tmp105 + tmp106; tmp145 = tmp136 + tmp137; tmp78 = tmp37 + tmp40; tmp79 = tmp44 + tmp47; tmp88 = tmp78 + tmp79; tmp68 = tmp41 - tmp36; tmp69 = tmp48 - tmp43; tmp70 = tmp68 + tmp69; tmp42 = tmp36 + tmp41; tmp49 = tmp43 + tmp48; tmp50 = tmp42 + tmp49; } { fftw_real tmp76; fftw_real tmp28; fftw_real tmp75; fftw_real tmp84; fftw_real tmp86; fftw_real tmp80; fftw_real tmp83; fftw_real tmp85; fftw_real tmp77; ASSERT_ALIGNED_DOUBLE; tmp76 = K559016994 * (tmp16 - tmp27); tmp28 = tmp16 + tmp27; tmp75 = tmp5 - (K250000000 * tmp28); tmp80 = tmp78 - tmp79; tmp83 = tmp81 - tmp82; tmp84 = (K587785252 * tmp80) - (K951056516 * tmp83); tmp86 = (K951056516 * tmp80) + (K587785252 * tmp83); c_re(output[0]) = tmp5 + tmp28; tmp85 = tmp76 + tmp75; c_re(output[6 * ostride]) = tmp85 - tmp86; c_re(output[9 * ostride]) = tmp85 + tmp86; tmp77 = tmp75 - tmp76; c_re(output[12 * ostride]) = tmp77 - tmp84; c_re(output[3 * ostride]) = tmp77 + tmp84; } { fftw_real tmp134; fftw_real tmp66; fftw_real tmp133; fftw_real tmp142; fftw_real tmp144; fftw_real tmp138; fftw_real tmp141; fftw_real tmp143; fftw_real tmp135; ASSERT_ALIGNED_DOUBLE; tmp134 = K559016994 * (tmp50 - tmp65); tmp66 = tmp50 + tmp65; tmp133 = tmp35 - (K250000000 * tmp66); tmp138 = tmp136 - tmp137; tmp141 = tmp139 - tmp140; tmp142 = (K587785252 * tmp138) - (K951056516 * tmp141); tmp144 = (K951056516 * tmp138) + (K587785252 * tmp141); c_im(output[10 * ostride]) = tmp35 + tmp66; tmp143 = tmp134 + tmp133; c_im(output[4 * ostride]) = tmp143 - tmp144; c_im(output[ostride]) = tmp143 + tmp144; tmp135 = tmp133 - tmp134; c_im(output[13 * ostride]) = tmp135 - tmp142; c_im(output[7 * ostride]) = tmp135 + tmp142; } { fftw_real tmp147; fftw_real tmp149; fftw_real tmp150; fftw_real tmp154; fftw_real tmp156; fftw_real tmp152; fftw_real tmp153; fftw_real tmp155; fftw_real tmp151; ASSERT_ALIGNED_DOUBLE; tmp147 = K559016994 * (tmp145 - tmp146); tmp149 = tmp145 + tmp146; tmp150 = tmp148 - (K250000000 * tmp149); tmp152 = tmp42 - tmp49; tmp153 = tmp57 - tmp64; tmp154 = (K951056516 * tmp152) + (K587785252 * tmp153); tmp156 = (K587785252 * tmp152) - (K951056516 * tmp153); c_re(output[10 * ostride]) = tmp148 + tmp149; tmp155 = tmp150 - tmp147; c_re(output[7 * ostride]) = tmp155 - tmp156; c_re(output[13 * ostride]) = tmp156 + tmp155; tmp151 = tmp147 + tmp150; c_re(output[ostride]) = tmp151 - tmp154; c_re(output[4 * ostride]) = tmp154 + tmp151; } { fftw_real tmp126; fftw_real tmp124; fftw_real tmp125; fftw_real tmp130; fftw_real tmp132; fftw_real tmp128; fftw_real tmp129; fftw_real tmp131; fftw_real tmp127; ASSERT_ALIGNED_DOUBLE; tmp126 = K559016994 * (tmp122 - tmp123); tmp124 = tmp122 + tmp123; tmp125 = tmp121 - (K250000000 * tmp124); tmp128 = tmp68 - tmp69; tmp129 = tmp71 - tmp72; tmp130 = (K587785252 * tmp128) - (K951056516 * tmp129); tmp132 = (K951056516 * tmp128) + (K587785252 * tmp129); c_re(output[5 * ostride]) = tmp121 + tmp124; tmp131 = tmp126 + tmp125; c_re(output[11 * ostride]) = tmp131 - tmp132; c_re(output[14 * ostride]) = tmp132 + tmp131; tmp127 = tmp125 - tmp126; c_re(output[2 * ostride]) = tmp127 - tmp130; c_re(output[8 * ostride]) = tmp130 + tmp127; } { fftw_real tmp92; fftw_real tmp90; fftw_real tmp91; fftw_real tmp96; fftw_real tmp97; fftw_real tmp94; fftw_real tmp95; fftw_real tmp98; fftw_real tmp93; ASSERT_ALIGNED_DOUBLE; tmp92 = K559016994 * (tmp88 - tmp89); tmp90 = tmp88 + tmp89; tmp91 = tmp87 - (K250000000 * tmp90); tmp94 = tmp10 - tmp15; tmp95 = tmp21 - tmp26; tmp96 = (K587785252 * tmp94) - (K951056516 * tmp95); tmp97 = (K951056516 * tmp94) + (K587785252 * tmp95); c_im(output[0]) = tmp87 + tmp90; tmp98 = tmp92 + tmp91; c_im(output[6 * ostride]) = tmp97 + tmp98; c_im(output[9 * ostride]) = tmp98 - tmp97; tmp93 = tmp91 - tmp92; c_im(output[3 * ostride]) = tmp93 - tmp96; c_im(output[12 * ostride]) = tmp96 + tmp93; } { fftw_real tmp100; fftw_real tmp74; fftw_real tmp99; fftw_real tmp116; fftw_real tmp118; fftw_real tmp108; fftw_real tmp115; fftw_real tmp117; fftw_real tmp101; ASSERT_ALIGNED_DOUBLE; tmp100 = K559016994 * (tmp70 - tmp73); tmp74 = tmp70 + tmp73; tmp99 = tmp67 - (K250000000 * tmp74); tmp108 = tmp104 - tmp107; tmp115 = tmp111 - tmp114; tmp116 = (K587785252 * tmp108) - (K951056516 * tmp115); tmp118 = (K951056516 * tmp108) + (K587785252 * tmp115); c_im(output[5 * ostride]) = tmp67 + tmp74; tmp117 = tmp100 + tmp99; c_im(output[14 * ostride]) = tmp117 - tmp118; c_im(output[11 * ostride]) = tmp117 + tmp118; tmp101 = tmp99 - tmp100; c_im(output[8 * ostride]) = tmp101 - tmp116; c_im(output[2 * ostride]) = tmp101 + tmp116; } } fftw_codelet_desc fftwi_no_twiddle_15_desc = { "fftwi_no_twiddle_15", (void (*)()) fftwi_no_twiddle_15, 15, FFTW_BACKWARD, FFTW_NOTW, 342, 0, (const int *) 0, };