diff options
Diffstat (limited to 'src/fftw/fn_15.c')
| -rw-r--r-- | src/fftw/fn_15.c | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/src/fftw/fn_15.c b/src/fftw/fn_15.c new file mode 100644 index 0000000..22eaa43 --- /dev/null +++ b/src/fftw/fn_15.c @@ -0,0 +1,452 @@ +/* + * 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 02:05:42 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 -notwiddle 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 K587785252 = +FFTW_KONST(+0.587785252292473129168705954639072768597652438); +static const fftw_real K951056516 = +FFTW_KONST(+0.951056516295153572116439333379382143405698634); +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: fn_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + * $Id: fn_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + * $Id: fn_15.c,v 1.1 2008/10/17 06:13:18 scuri Exp $ + */ + +void fftw_no_twiddle_15(const fftw_complex *input, fftw_complex *output, + int istride, int ostride) +{ + fftw_real tmp5; + fftw_real tmp33; + fftw_real tmp57; + fftw_real tmp145; + fftw_real tmp124; + fftw_real tmp136; + fftw_real tmp21; + fftw_real tmp26; + fftw_real tmp27; + fftw_real tmp49; + fftw_real tmp54; + fftw_real tmp55; + fftw_real tmp108; + fftw_real tmp109; + fftw_real tmp147; + fftw_real tmp61; + fftw_real tmp62; + fftw_real tmp63; + fftw_real tmp96; + fftw_real tmp97; + fftw_real tmp138; + fftw_real tmp83; + fftw_real tmp88; + fftw_real tmp118; + fftw_real tmp10; + fftw_real tmp15; + fftw_real tmp16; + fftw_real tmp38; + fftw_real tmp43; + fftw_real tmp44; + fftw_real tmp111; + fftw_real tmp112; + fftw_real tmp146; + fftw_real tmp58; + fftw_real tmp59; + fftw_real tmp60; + fftw_real tmp99; + fftw_real tmp100; + fftw_real tmp137; + fftw_real tmp72; + fftw_real tmp77; + fftw_real tmp117; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp1; + fftw_real tmp121; + fftw_real tmp4; + fftw_real tmp120; + fftw_real tmp32; + fftw_real tmp122; + fftw_real tmp29; + fftw_real tmp123; + ASSERT_ALIGNED_DOUBLE; + tmp1 = c_re(input[0]); + tmp121 = c_im(input[0]); + { + fftw_real tmp2; + fftw_real tmp3; + fftw_real tmp30; + fftw_real tmp31; + ASSERT_ALIGNED_DOUBLE; + tmp2 = c_re(input[5 * istride]); + tmp3 = c_re(input[10 * istride]); + tmp4 = tmp2 + tmp3; + tmp120 = K866025403 * (tmp3 - tmp2); + tmp30 = c_im(input[5 * istride]); + tmp31 = c_im(input[10 * istride]); + tmp32 = K866025403 * (tmp30 - tmp31); + tmp122 = tmp30 + tmp31; + } + tmp5 = tmp1 + tmp4; + tmp29 = tmp1 - (K500000000 * tmp4); + tmp33 = tmp29 - tmp32; + tmp57 = tmp29 + tmp32; + tmp145 = tmp122 + tmp121; + tmp123 = tmp121 - (K500000000 * tmp122); + tmp124 = tmp120 + tmp123; + tmp136 = tmp123 - tmp120; + } + { + fftw_real tmp17; + fftw_real tmp20; + fftw_real tmp45; + fftw_real tmp79; + fftw_real tmp80; + fftw_real tmp81; + fftw_real tmp48; + fftw_real tmp82; + fftw_real tmp22; + fftw_real tmp25; + fftw_real tmp50; + fftw_real tmp84; + fftw_real tmp85; + fftw_real tmp86; + fftw_real tmp53; + fftw_real tmp87; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp18; + fftw_real tmp19; + fftw_real tmp46; + fftw_real tmp47; + ASSERT_ALIGNED_DOUBLE; + tmp17 = c_re(input[6 * istride]); + tmp18 = c_re(input[11 * istride]); + tmp19 = c_re(input[istride]); + tmp20 = tmp18 + tmp19; + tmp45 = tmp17 - (K500000000 * tmp20); + tmp79 = K866025403 * (tmp19 - tmp18); + tmp80 = c_im(input[6 * istride]); + tmp46 = c_im(input[11 * istride]); + tmp47 = c_im(input[istride]); + tmp81 = tmp46 + tmp47; + tmp48 = K866025403 * (tmp46 - tmp47); + tmp82 = tmp80 - (K500000000 * tmp81); + } + { + fftw_real tmp23; + fftw_real tmp24; + fftw_real tmp51; + fftw_real tmp52; + ASSERT_ALIGNED_DOUBLE; + tmp22 = c_re(input[9 * istride]); + tmp23 = c_re(input[14 * istride]); + tmp24 = c_re(input[4 * istride]); + tmp25 = tmp23 + tmp24; + tmp50 = tmp22 - (K500000000 * tmp25); + tmp84 = K866025403 * (tmp24 - tmp23); + tmp85 = c_im(input[9 * istride]); + tmp51 = c_im(input[14 * istride]); + tmp52 = c_im(input[4 * istride]); + tmp86 = tmp51 + tmp52; + tmp53 = K866025403 * (tmp51 - tmp52); + tmp87 = tmp85 - (K500000000 * tmp86); + } + tmp21 = tmp17 + tmp20; + tmp26 = tmp22 + tmp25; + tmp27 = tmp21 + tmp26; + tmp49 = tmp45 - tmp48; + tmp54 = tmp50 - tmp53; + tmp55 = tmp49 + tmp54; + tmp108 = tmp81 + tmp80; + tmp109 = tmp86 + tmp85; + tmp147 = tmp108 + tmp109; + tmp61 = tmp45 + tmp48; + tmp62 = tmp50 + tmp53; + tmp63 = tmp61 + tmp62; + tmp96 = tmp82 - tmp79; + tmp97 = tmp87 - tmp84; + tmp138 = tmp96 + tmp97; + tmp83 = tmp79 + tmp82; + tmp88 = tmp84 + tmp87; + tmp118 = tmp83 + tmp88; + } + { + fftw_real tmp6; + fftw_real tmp9; + fftw_real tmp34; + fftw_real tmp68; + fftw_real tmp69; + fftw_real tmp70; + fftw_real tmp37; + fftw_real tmp71; + fftw_real tmp11; + fftw_real tmp14; + fftw_real tmp39; + fftw_real tmp73; + fftw_real tmp74; + fftw_real tmp75; + fftw_real tmp42; + fftw_real tmp76; + ASSERT_ALIGNED_DOUBLE; + { + fftw_real tmp7; + fftw_real tmp8; + fftw_real tmp35; + fftw_real tmp36; + ASSERT_ALIGNED_DOUBLE; + tmp6 = c_re(input[3 * istride]); + tmp7 = c_re(input[8 * istride]); + tmp8 = c_re(input[13 * istride]); + tmp9 = tmp7 + tmp8; + tmp34 = tmp6 - (K500000000 * tmp9); + tmp68 = K866025403 * (tmp8 - tmp7); + tmp69 = c_im(input[3 * istride]); + tmp35 = c_im(input[8 * istride]); + tmp36 = c_im(input[13 * istride]); + tmp70 = tmp35 + tmp36; + tmp37 = K866025403 * (tmp35 - tmp36); + tmp71 = tmp69 - (K500000000 * tmp70); + } + { + fftw_real tmp12; + fftw_real tmp13; + fftw_real tmp40; + fftw_real tmp41; + ASSERT_ALIGNED_DOUBLE; + tmp11 = c_re(input[12 * istride]); + tmp12 = c_re(input[2 * istride]); + tmp13 = c_re(input[7 * istride]); + tmp14 = tmp12 + tmp13; + tmp39 = tmp11 - (K500000000 * tmp14); + tmp73 = K866025403 * (tmp13 - tmp12); + tmp74 = c_im(input[12 * istride]); + tmp40 = c_im(input[2 * istride]); + tmp41 = c_im(input[7 * istride]); + tmp75 = tmp40 + tmp41; + tmp42 = K866025403 * (tmp40 - tmp41); + tmp76 = tmp74 - (K500000000 * tmp75); + } + tmp10 = tmp6 + tmp9; + tmp15 = tmp11 + tmp14; + tmp16 = tmp10 + tmp15; + tmp38 = tmp34 - tmp37; + tmp43 = tmp39 - tmp42; + tmp44 = tmp38 + tmp43; + tmp111 = tmp70 + tmp69; + tmp112 = tmp75 + tmp74; + tmp146 = tmp111 + tmp112; + tmp58 = tmp34 + tmp37; + tmp59 = tmp39 + tmp42; + tmp60 = tmp58 + tmp59; + tmp99 = tmp71 - tmp68; + tmp100 = tmp76 - tmp73; + tmp137 = tmp99 + tmp100; + tmp72 = tmp68 + tmp71; + tmp77 = tmp73 + tmp76; + tmp117 = tmp72 + tmp77; + } + { + fftw_real tmp106; + fftw_real tmp28; + fftw_real tmp105; + fftw_real tmp114; + fftw_real tmp116; + fftw_real tmp110; + fftw_real tmp113; + fftw_real tmp115; + fftw_real tmp107; + ASSERT_ALIGNED_DOUBLE; + tmp106 = K559016994 * (tmp16 - tmp27); + tmp28 = tmp16 + tmp27; + tmp105 = tmp5 - (K250000000 * tmp28); + tmp110 = tmp108 - tmp109; + tmp113 = tmp111 - tmp112; + tmp114 = (K951056516 * tmp110) - (K587785252 * tmp113); + tmp116 = (K951056516 * tmp113) + (K587785252 * tmp110); + c_re(output[0]) = tmp5 + tmp28; + tmp115 = tmp106 + tmp105; + c_re(output[9 * ostride]) = tmp115 - tmp116; + c_re(output[6 * ostride]) = tmp115 + tmp116; + tmp107 = tmp105 - tmp106; + c_re(output[12 * ostride]) = tmp107 - tmp114; + c_re(output[3 * ostride]) = tmp107 + tmp114; + } + { + fftw_real tmp94; + fftw_real tmp56; + fftw_real tmp93; + fftw_real tmp102; + fftw_real tmp104; + fftw_real tmp98; + fftw_real tmp101; + fftw_real tmp103; + fftw_real tmp95; + ASSERT_ALIGNED_DOUBLE; + tmp94 = K559016994 * (tmp44 - tmp55); + tmp56 = tmp44 + tmp55; + tmp93 = tmp33 - (K250000000 * tmp56); + tmp98 = tmp96 - tmp97; + tmp101 = tmp99 - tmp100; + tmp102 = (K951056516 * tmp98) - (K587785252 * tmp101); + tmp104 = (K951056516 * tmp101) + (K587785252 * tmp98); + c_re(output[5 * ostride]) = tmp33 + tmp56; + tmp103 = tmp94 + tmp93; + c_re(output[14 * ostride]) = tmp103 - tmp104; + c_re(output[11 * ostride]) = tmp103 + tmp104; + tmp95 = tmp93 - tmp94; + c_re(output[2 * ostride]) = tmp95 - tmp102; + c_re(output[8 * ostride]) = tmp95 + tmp102; + } + { + fftw_real tmp150; + fftw_real tmp148; + fftw_real tmp149; + fftw_real tmp154; + fftw_real tmp156; + fftw_real tmp152; + fftw_real tmp153; + fftw_real tmp155; + fftw_real tmp151; + ASSERT_ALIGNED_DOUBLE; + tmp150 = K559016994 * (tmp146 - tmp147); + tmp148 = tmp146 + tmp147; + tmp149 = tmp145 - (K250000000 * tmp148); + tmp152 = tmp21 - tmp26; + tmp153 = tmp10 - tmp15; + tmp154 = (K951056516 * tmp152) - (K587785252 * tmp153); + tmp156 = (K951056516 * tmp153) + (K587785252 * tmp152); + c_im(output[0]) = tmp148 + tmp145; + tmp155 = tmp150 + tmp149; + c_im(output[6 * ostride]) = tmp155 - tmp156; + c_im(output[9 * ostride]) = tmp156 + tmp155; + tmp151 = tmp149 - tmp150; + c_im(output[3 * ostride]) = tmp151 - tmp154; + c_im(output[12 * ostride]) = tmp154 + tmp151; + } + { + fftw_real tmp141; + fftw_real tmp139; + fftw_real tmp140; + fftw_real tmp135; + fftw_real tmp144; + fftw_real tmp133; + fftw_real tmp134; + fftw_real tmp143; + fftw_real tmp142; + ASSERT_ALIGNED_DOUBLE; + tmp141 = K559016994 * (tmp137 - tmp138); + tmp139 = tmp137 + tmp138; + tmp140 = tmp136 - (K250000000 * tmp139); + tmp133 = tmp49 - tmp54; + tmp134 = tmp38 - tmp43; + tmp135 = (K951056516 * tmp133) - (K587785252 * tmp134); + tmp144 = (K951056516 * tmp134) + (K587785252 * tmp133); + c_im(output[5 * ostride]) = tmp139 + tmp136; + tmp143 = tmp141 + tmp140; + c_im(output[11 * ostride]) = tmp143 - tmp144; + c_im(output[14 * ostride]) = tmp144 + tmp143; + tmp142 = tmp140 - tmp141; + c_im(output[2 * ostride]) = tmp135 + tmp142; + c_im(output[8 * ostride]) = tmp142 - tmp135; + } + { + fftw_real tmp119; + fftw_real tmp125; + fftw_real tmp126; + fftw_real tmp130; + fftw_real tmp131; + fftw_real tmp128; + fftw_real tmp129; + fftw_real tmp132; + fftw_real tmp127; + ASSERT_ALIGNED_DOUBLE; + tmp119 = K559016994 * (tmp117 - tmp118); + tmp125 = tmp117 + tmp118; + tmp126 = tmp124 - (K250000000 * tmp125); + tmp128 = tmp58 - tmp59; + tmp129 = tmp61 - tmp62; + tmp130 = (K951056516 * tmp128) + (K587785252 * tmp129); + tmp131 = (K951056516 * tmp129) - (K587785252 * tmp128); + c_im(output[10 * ostride]) = tmp125 + tmp124; + tmp132 = tmp126 - tmp119; + c_im(output[7 * ostride]) = tmp131 + tmp132; + c_im(output[13 * ostride]) = tmp132 - tmp131; + tmp127 = tmp119 + tmp126; + c_im(output[ostride]) = tmp127 - tmp130; + c_im(output[4 * ostride]) = tmp130 + tmp127; + } + { + fftw_real tmp65; + fftw_real tmp64; + fftw_real tmp66; + fftw_real tmp90; + fftw_real tmp92; + fftw_real tmp78; + fftw_real tmp89; + fftw_real tmp91; + fftw_real tmp67; + ASSERT_ALIGNED_DOUBLE; + tmp65 = K559016994 * (tmp60 - tmp63); + tmp64 = tmp60 + tmp63; + tmp66 = tmp57 - (K250000000 * tmp64); + tmp78 = tmp72 - tmp77; + tmp89 = tmp83 - tmp88; + tmp90 = (K951056516 * tmp78) + (K587785252 * tmp89); + tmp92 = (K951056516 * tmp89) - (K587785252 * tmp78); + c_re(output[10 * ostride]) = tmp57 + tmp64; + tmp91 = tmp66 - tmp65; + c_re(output[7 * ostride]) = tmp91 - tmp92; + c_re(output[13 * ostride]) = tmp91 + tmp92; + tmp67 = tmp65 + tmp66; + c_re(output[4 * ostride]) = tmp67 - tmp90; + c_re(output[ostride]) = tmp67 + tmp90; + } +} + +fftw_codelet_desc fftw_no_twiddle_15_desc = { + "fftw_no_twiddle_15", + (void (*)()) fftw_no_twiddle_15, + 15, + FFTW_FORWARD, + FFTW_NOTW, + 331, + 0, + (const int *) 0, +}; |