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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 2 | pj | 1 | /* |
| 2 | * Copyright (c) 1997-1999 Massachusetts Institute of Technology |
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| 3 | * |
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| 4 | * This program is free software; you can redistribute it and/or modify |
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| 5 | * it under the terms of the GNU General Public License as published by |
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| 6 | * the Free Software Foundation; either version 2 of the License, or |
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| 7 | * (at your option) any later version. |
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| 8 | * |
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| 9 | * This program is distributed in the hope that it will be useful, |
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| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 12 | * GNU General Public License for more details. |
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| 13 | * |
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| 14 | * You should have received a copy of the GNU General Public License |
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| 15 | * along with this program; if not, write to the Free Software |
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| 16 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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| 17 | * |
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| 18 | */ |
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| 19 | |||
| 20 | /* This file was automatically generated --- DO NOT EDIT */ |
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| 21 | /* Generated on Tue May 18 13:55:52 EDT 1999 */ |
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| 22 | |||
| 107 | pj | 23 | #include <fftw-int.h> |
| 24 | #include <fftw.h> |
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| 2 | pj | 25 | |
| 26 | /* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -twiddleinv 16 */ |
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| 27 | |||
| 28 | /* |
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| 29 | * This function contains 174 FP additions, 84 FP multiplications, |
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| 30 | * (or, 136 additions, 46 multiplications, 38 fused multiply/add), |
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| 31 | * 50 stack variables, and 64 memory accesses |
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| 32 | */ |
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| 33 | static const fftw_real K382683432 = FFTW_KONST(+0.382683432365089771728459984030398866761344562); |
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| 34 | static const fftw_real K923879532 = FFTW_KONST(+0.923879532511286756128183189396788286822416626); |
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| 35 | static const fftw_real K707106781 = FFTW_KONST(+0.707106781186547524400844362104849039284835938); |
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| 36 | |||
| 37 | /* |
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| 38 | * Generator Id's : |
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| 107 | pj | 39 | * $Id: ftwi_16.c,v 1.2 2003-03-24 11:14:53 pj Exp $ |
| 40 | * $Id: ftwi_16.c,v 1.2 2003-03-24 11:14:53 pj Exp $ |
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| 41 | * $Id: ftwi_16.c,v 1.2 2003-03-24 11:14:53 pj Exp $ |
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| 2 | pj | 42 | */ |
| 43 | |||
| 44 | void fftwi_twiddle_16(fftw_complex *A, const fftw_complex *W, int iostride, int m, int dist) |
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| 45 | { |
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| 46 | int i; |
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| 47 | fftw_complex *inout; |
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| 48 | inout = A; |
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| 49 | for (i = m; i > 0; i = i - 1, inout = inout + dist, W = W + 15) { |
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| 50 | fftw_real tmp7; |
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| 51 | fftw_real tmp91; |
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| 52 | fftw_real tmp180; |
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| 53 | fftw_real tmp194; |
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| 54 | fftw_real tmp18; |
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| 55 | fftw_real tmp193; |
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| 56 | fftw_real tmp94; |
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| 57 | fftw_real tmp177; |
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| 58 | fftw_real tmp77; |
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| 59 | fftw_real tmp88; |
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| 60 | fftw_real tmp161; |
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| 61 | fftw_real tmp117; |
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| 62 | fftw_real tmp141; |
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| 63 | fftw_real tmp162; |
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| 64 | fftw_real tmp163; |
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| 65 | fftw_real tmp164; |
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| 66 | fftw_real tmp112; |
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| 67 | fftw_real tmp140; |
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| 68 | fftw_real tmp30; |
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| 69 | fftw_real tmp153; |
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| 70 | fftw_real tmp100; |
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| 71 | fftw_real tmp137; |
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| 72 | fftw_real tmp41; |
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| 73 | fftw_real tmp152; |
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| 74 | fftw_real tmp105; |
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| 75 | fftw_real tmp136; |
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| 76 | fftw_real tmp54; |
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| 77 | fftw_real tmp65; |
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| 78 | fftw_real tmp156; |
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| 79 | fftw_real tmp128; |
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| 80 | fftw_real tmp144; |
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| 81 | fftw_real tmp157; |
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| 82 | fftw_real tmp158; |
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| 83 | fftw_real tmp159; |
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| 84 | fftw_real tmp123; |
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| 85 | fftw_real tmp143; |
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| 86 | ASSERT_ALIGNED_DOUBLE(); |
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| 87 | { |
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| 88 | fftw_real tmp1; |
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| 89 | fftw_real tmp179; |
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| 90 | fftw_real tmp6; |
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| 91 | fftw_real tmp178; |
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| 92 | ASSERT_ALIGNED_DOUBLE(); |
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| 93 | tmp1 = c_re(inout[0]); |
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| 94 | tmp179 = c_im(inout[0]); |
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| 95 | { |
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| 96 | fftw_real tmp3; |
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| 97 | fftw_real tmp5; |
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| 98 | fftw_real tmp2; |
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| 99 | fftw_real tmp4; |
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| 100 | ASSERT_ALIGNED_DOUBLE(); |
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| 101 | tmp3 = c_re(inout[8 * iostride]); |
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| 102 | tmp5 = c_im(inout[8 * iostride]); |
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| 103 | tmp2 = c_re(W[7]); |
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| 104 | tmp4 = c_im(W[7]); |
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| 105 | tmp6 = (tmp2 * tmp3) + (tmp4 * tmp5); |
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| 106 | tmp178 = (tmp2 * tmp5) - (tmp4 * tmp3); |
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| 107 | } |
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| 108 | tmp7 = tmp1 + tmp6; |
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| 109 | tmp91 = tmp1 - tmp6; |
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| 110 | tmp180 = tmp178 + tmp179; |
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| 111 | tmp194 = tmp179 - tmp178; |
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| 112 | } |
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| 113 | { |
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| 114 | fftw_real tmp12; |
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| 115 | fftw_real tmp92; |
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| 116 | fftw_real tmp17; |
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| 117 | fftw_real tmp93; |
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| 118 | ASSERT_ALIGNED_DOUBLE(); |
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| 119 | { |
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| 120 | fftw_real tmp9; |
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| 121 | fftw_real tmp11; |
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| 122 | fftw_real tmp8; |
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| 123 | fftw_real tmp10; |
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| 124 | ASSERT_ALIGNED_DOUBLE(); |
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| 125 | tmp9 = c_re(inout[4 * iostride]); |
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| 126 | tmp11 = c_im(inout[4 * iostride]); |
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| 127 | tmp8 = c_re(W[3]); |
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| 128 | tmp10 = c_im(W[3]); |
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| 129 | tmp12 = (tmp8 * tmp9) + (tmp10 * tmp11); |
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| 130 | tmp92 = (tmp8 * tmp11) - (tmp10 * tmp9); |
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| 131 | } |
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| 132 | { |
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| 133 | fftw_real tmp14; |
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| 134 | fftw_real tmp16; |
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| 135 | fftw_real tmp13; |
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| 136 | fftw_real tmp15; |
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| 137 | ASSERT_ALIGNED_DOUBLE(); |
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| 138 | tmp14 = c_re(inout[12 * iostride]); |
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| 139 | tmp16 = c_im(inout[12 * iostride]); |
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| 140 | tmp13 = c_re(W[11]); |
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| 141 | tmp15 = c_im(W[11]); |
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| 142 | tmp17 = (tmp13 * tmp14) + (tmp15 * tmp16); |
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| 143 | tmp93 = (tmp13 * tmp16) - (tmp15 * tmp14); |
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| 144 | } |
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| 145 | tmp18 = tmp12 + tmp17; |
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| 146 | tmp193 = tmp12 - tmp17; |
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| 147 | tmp94 = tmp92 - tmp93; |
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| 148 | tmp177 = tmp92 + tmp93; |
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| 149 | } |
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| 150 | { |
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| 151 | fftw_real tmp71; |
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| 152 | fftw_real tmp108; |
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| 153 | fftw_real tmp87; |
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| 154 | fftw_real tmp115; |
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| 155 | fftw_real tmp76; |
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| 156 | fftw_real tmp109; |
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| 157 | fftw_real tmp82; |
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| 158 | fftw_real tmp114; |
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| 159 | ASSERT_ALIGNED_DOUBLE(); |
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| 160 | { |
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| 161 | fftw_real tmp68; |
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| 162 | fftw_real tmp70; |
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| 163 | fftw_real tmp67; |
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| 164 | fftw_real tmp69; |
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| 165 | ASSERT_ALIGNED_DOUBLE(); |
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| 166 | tmp68 = c_re(inout[15 * iostride]); |
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| 167 | tmp70 = c_im(inout[15 * iostride]); |
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| 168 | tmp67 = c_re(W[14]); |
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| 169 | tmp69 = c_im(W[14]); |
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| 170 | tmp71 = (tmp67 * tmp68) + (tmp69 * tmp70); |
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| 171 | tmp108 = (tmp67 * tmp70) - (tmp69 * tmp68); |
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| 172 | } |
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| 173 | { |
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| 174 | fftw_real tmp84; |
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| 175 | fftw_real tmp86; |
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| 176 | fftw_real tmp83; |
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| 177 | fftw_real tmp85; |
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| 178 | ASSERT_ALIGNED_DOUBLE(); |
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| 179 | tmp84 = c_re(inout[11 * iostride]); |
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| 180 | tmp86 = c_im(inout[11 * iostride]); |
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| 181 | tmp83 = c_re(W[10]); |
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| 182 | tmp85 = c_im(W[10]); |
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| 183 | tmp87 = (tmp83 * tmp84) + (tmp85 * tmp86); |
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| 184 | tmp115 = (tmp83 * tmp86) - (tmp85 * tmp84); |
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| 185 | } |
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| 186 | { |
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| 187 | fftw_real tmp73; |
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| 188 | fftw_real tmp75; |
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| 189 | fftw_real tmp72; |
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| 190 | fftw_real tmp74; |
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| 191 | ASSERT_ALIGNED_DOUBLE(); |
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| 192 | tmp73 = c_re(inout[7 * iostride]); |
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| 193 | tmp75 = c_im(inout[7 * iostride]); |
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| 194 | tmp72 = c_re(W[6]); |
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| 195 | tmp74 = c_im(W[6]); |
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| 196 | tmp76 = (tmp72 * tmp73) + (tmp74 * tmp75); |
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| 197 | tmp109 = (tmp72 * tmp75) - (tmp74 * tmp73); |
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| 198 | } |
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| 199 | { |
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| 200 | fftw_real tmp79; |
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| 201 | fftw_real tmp81; |
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| 202 | fftw_real tmp78; |
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| 203 | fftw_real tmp80; |
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| 204 | ASSERT_ALIGNED_DOUBLE(); |
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| 205 | tmp79 = c_re(inout[3 * iostride]); |
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| 206 | tmp81 = c_im(inout[3 * iostride]); |
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| 207 | tmp78 = c_re(W[2]); |
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| 208 | tmp80 = c_im(W[2]); |
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| 209 | tmp82 = (tmp78 * tmp79) + (tmp80 * tmp81); |
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| 210 | tmp114 = (tmp78 * tmp81) - (tmp80 * tmp79); |
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| 211 | } |
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| 212 | { |
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| 213 | fftw_real tmp113; |
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| 214 | fftw_real tmp116; |
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| 215 | fftw_real tmp110; |
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| 216 | fftw_real tmp111; |
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| 217 | ASSERT_ALIGNED_DOUBLE(); |
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| 218 | tmp77 = tmp71 + tmp76; |
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| 219 | tmp88 = tmp82 + tmp87; |
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| 220 | tmp161 = tmp77 - tmp88; |
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| 221 | tmp113 = tmp71 - tmp76; |
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| 222 | tmp116 = tmp114 - tmp115; |
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| 223 | tmp117 = tmp113 - tmp116; |
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| 224 | tmp141 = tmp113 + tmp116; |
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| 225 | tmp162 = tmp108 + tmp109; |
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| 226 | tmp163 = tmp114 + tmp115; |
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| 227 | tmp164 = tmp162 - tmp163; |
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| 228 | tmp110 = tmp108 - tmp109; |
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| 229 | tmp111 = tmp82 - tmp87; |
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| 230 | tmp112 = tmp110 + tmp111; |
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| 231 | tmp140 = tmp110 - tmp111; |
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| 232 | } |
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| 233 | } |
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| 234 | { |
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| 235 | fftw_real tmp24; |
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| 236 | fftw_real tmp97; |
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| 237 | fftw_real tmp29; |
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| 238 | fftw_real tmp98; |
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| 239 | fftw_real tmp96; |
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| 240 | fftw_real tmp99; |
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| 241 | ASSERT_ALIGNED_DOUBLE(); |
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| 242 | { |
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| 243 | fftw_real tmp21; |
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| 244 | fftw_real tmp23; |
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| 245 | fftw_real tmp20; |
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| 246 | fftw_real tmp22; |
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| 247 | ASSERT_ALIGNED_DOUBLE(); |
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| 248 | tmp21 = c_re(inout[2 * iostride]); |
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| 249 | tmp23 = c_im(inout[2 * iostride]); |
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| 250 | tmp20 = c_re(W[1]); |
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| 251 | tmp22 = c_im(W[1]); |
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| 252 | tmp24 = (tmp20 * tmp21) + (tmp22 * tmp23); |
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| 253 | tmp97 = (tmp20 * tmp23) - (tmp22 * tmp21); |
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| 254 | } |
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| 255 | { |
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| 256 | fftw_real tmp26; |
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| 257 | fftw_real tmp28; |
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| 258 | fftw_real tmp25; |
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| 259 | fftw_real tmp27; |
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| 260 | ASSERT_ALIGNED_DOUBLE(); |
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| 261 | tmp26 = c_re(inout[10 * iostride]); |
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| 262 | tmp28 = c_im(inout[10 * iostride]); |
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| 263 | tmp25 = c_re(W[9]); |
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| 264 | tmp27 = c_im(W[9]); |
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| 265 | tmp29 = (tmp25 * tmp26) + (tmp27 * tmp28); |
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| 266 | tmp98 = (tmp25 * tmp28) - (tmp27 * tmp26); |
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| 267 | } |
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| 268 | tmp30 = tmp24 + tmp29; |
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| 269 | tmp153 = tmp97 + tmp98; |
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| 270 | tmp96 = tmp24 - tmp29; |
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| 271 | tmp99 = tmp97 - tmp98; |
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| 272 | tmp100 = tmp96 - tmp99; |
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| 273 | tmp137 = tmp96 + tmp99; |
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| 274 | } |
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| 275 | { |
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| 276 | fftw_real tmp35; |
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| 277 | fftw_real tmp102; |
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| 278 | fftw_real tmp40; |
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| 279 | fftw_real tmp103; |
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| 280 | fftw_real tmp101; |
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| 281 | fftw_real tmp104; |
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| 282 | ASSERT_ALIGNED_DOUBLE(); |
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| 283 | { |
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| 284 | fftw_real tmp32; |
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| 285 | fftw_real tmp34; |
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| 286 | fftw_real tmp31; |
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| 287 | fftw_real tmp33; |
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| 288 | ASSERT_ALIGNED_DOUBLE(); |
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| 289 | tmp32 = c_re(inout[14 * iostride]); |
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| 290 | tmp34 = c_im(inout[14 * iostride]); |
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| 291 | tmp31 = c_re(W[13]); |
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| 292 | tmp33 = c_im(W[13]); |
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| 293 | tmp35 = (tmp31 * tmp32) + (tmp33 * tmp34); |
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| 294 | tmp102 = (tmp31 * tmp34) - (tmp33 * tmp32); |
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| 295 | } |
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| 296 | { |
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| 297 | fftw_real tmp37; |
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| 298 | fftw_real tmp39; |
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| 299 | fftw_real tmp36; |
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| 300 | fftw_real tmp38; |
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| 301 | ASSERT_ALIGNED_DOUBLE(); |
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| 302 | tmp37 = c_re(inout[6 * iostride]); |
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| 303 | tmp39 = c_im(inout[6 * iostride]); |
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| 304 | tmp36 = c_re(W[5]); |
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| 305 | tmp38 = c_im(W[5]); |
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| 306 | tmp40 = (tmp36 * tmp37) + (tmp38 * tmp39); |
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| 307 | tmp103 = (tmp36 * tmp39) - (tmp38 * tmp37); |
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| 308 | } |
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| 309 | tmp41 = tmp35 + tmp40; |
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| 310 | tmp152 = tmp102 + tmp103; |
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| 311 | tmp101 = tmp35 - tmp40; |
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| 312 | tmp104 = tmp102 - tmp103; |
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| 313 | tmp105 = tmp101 + tmp104; |
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| 314 | tmp136 = tmp104 - tmp101; |
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| 315 | } |
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| 316 | { |
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| 317 | fftw_real tmp48; |
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| 318 | fftw_real tmp119; |
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| 319 | fftw_real tmp64; |
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| 320 | fftw_real tmp126; |
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| 321 | fftw_real tmp53; |
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| 322 | fftw_real tmp120; |
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| 323 | fftw_real tmp59; |
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| 324 | fftw_real tmp125; |
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| 325 | ASSERT_ALIGNED_DOUBLE(); |
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| 326 | { |
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| 327 | fftw_real tmp45; |
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| 328 | fftw_real tmp47; |
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| 329 | fftw_real tmp44; |
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| 330 | fftw_real tmp46; |
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| 331 | ASSERT_ALIGNED_DOUBLE(); |
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| 332 | tmp45 = c_re(inout[iostride]); |
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| 333 | tmp47 = c_im(inout[iostride]); |
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| 334 | tmp44 = c_re(W[0]); |
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| 335 | tmp46 = c_im(W[0]); |
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| 336 | tmp48 = (tmp44 * tmp45) + (tmp46 * tmp47); |
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| 337 | tmp119 = (tmp44 * tmp47) - (tmp46 * tmp45); |
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| 338 | } |
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| 339 | { |
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| 340 | fftw_real tmp61; |
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| 341 | fftw_real tmp63; |
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| 342 | fftw_real tmp60; |
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| 343 | fftw_real tmp62; |
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| 344 | ASSERT_ALIGNED_DOUBLE(); |
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| 345 | tmp61 = c_re(inout[13 * iostride]); |
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| 346 | tmp63 = c_im(inout[13 * iostride]); |
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| 347 | tmp60 = c_re(W[12]); |
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| 348 | tmp62 = c_im(W[12]); |
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| 349 | tmp64 = (tmp60 * tmp61) + (tmp62 * tmp63); |
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| 350 | tmp126 = (tmp60 * tmp63) - (tmp62 * tmp61); |
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| 351 | } |
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| 352 | { |
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| 353 | fftw_real tmp50; |
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| 354 | fftw_real tmp52; |
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| 355 | fftw_real tmp49; |
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| 356 | fftw_real tmp51; |
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| 357 | ASSERT_ALIGNED_DOUBLE(); |
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| 358 | tmp50 = c_re(inout[9 * iostride]); |
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| 359 | tmp52 = c_im(inout[9 * iostride]); |
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| 360 | tmp49 = c_re(W[8]); |
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| 361 | tmp51 = c_im(W[8]); |
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| 362 | tmp53 = (tmp49 * tmp50) + (tmp51 * tmp52); |
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| 363 | tmp120 = (tmp49 * tmp52) - (tmp51 * tmp50); |
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| 364 | } |
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| 365 | { |
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| 366 | fftw_real tmp56; |
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| 367 | fftw_real tmp58; |
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| 368 | fftw_real tmp55; |
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| 369 | fftw_real tmp57; |
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| 370 | ASSERT_ALIGNED_DOUBLE(); |
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| 371 | tmp56 = c_re(inout[5 * iostride]); |
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| 372 | tmp58 = c_im(inout[5 * iostride]); |
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| 373 | tmp55 = c_re(W[4]); |
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| 374 | tmp57 = c_im(W[4]); |
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| 375 | tmp59 = (tmp55 * tmp56) + (tmp57 * tmp58); |
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| 376 | tmp125 = (tmp55 * tmp58) - (tmp57 * tmp56); |
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| 377 | } |
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| 378 | { |
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| 379 | fftw_real tmp124; |
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| 380 | fftw_real tmp127; |
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| 381 | fftw_real tmp121; |
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| 382 | fftw_real tmp122; |
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| 383 | ASSERT_ALIGNED_DOUBLE(); |
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| 384 | tmp54 = tmp48 + tmp53; |
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| 385 | tmp65 = tmp59 + tmp64; |
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| 386 | tmp156 = tmp54 - tmp65; |
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| 387 | tmp124 = tmp48 - tmp53; |
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| 388 | tmp127 = tmp125 - tmp126; |
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| 389 | tmp128 = tmp124 - tmp127; |
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| 390 | tmp144 = tmp124 + tmp127; |
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| 391 | tmp157 = tmp119 + tmp120; |
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| 392 | tmp158 = tmp125 + tmp126; |
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| 393 | tmp159 = tmp157 - tmp158; |
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| 394 | tmp121 = tmp119 - tmp120; |
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| 395 | tmp122 = tmp59 - tmp64; |
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| 396 | tmp123 = tmp121 + tmp122; |
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| 397 | tmp143 = tmp121 - tmp122; |
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| 398 | } |
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| 399 | } |
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| 400 | { |
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| 401 | fftw_real tmp107; |
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| 402 | fftw_real tmp131; |
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| 403 | fftw_real tmp196; |
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| 404 | fftw_real tmp198; |
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| 405 | fftw_real tmp130; |
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| 406 | fftw_real tmp191; |
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| 407 | fftw_real tmp134; |
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| 408 | fftw_real tmp197; |
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| 409 | ASSERT_ALIGNED_DOUBLE(); |
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| 410 | { |
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| 411 | fftw_real tmp95; |
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| 412 | fftw_real tmp106; |
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| 413 | fftw_real tmp192; |
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| 414 | fftw_real tmp195; |
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| 415 | ASSERT_ALIGNED_DOUBLE(); |
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| 416 | tmp95 = tmp91 - tmp94; |
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| 417 | tmp106 = K707106781 * (tmp100 + tmp105); |
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| 418 | tmp107 = tmp95 - tmp106; |
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| 419 | tmp131 = tmp95 + tmp106; |
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| 420 | tmp192 = K707106781 * (tmp137 + tmp136); |
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| 421 | tmp195 = tmp193 + tmp194; |
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| 422 | tmp196 = tmp192 + tmp195; |
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| 423 | tmp198 = tmp195 - tmp192; |
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| 424 | } |
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| 425 | { |
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| 426 | fftw_real tmp118; |
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| 427 | fftw_real tmp129; |
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| 428 | fftw_real tmp132; |
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| 429 | fftw_real tmp133; |
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| 430 | ASSERT_ALIGNED_DOUBLE(); |
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| 431 | tmp118 = (K923879532 * tmp112) - (K382683432 * tmp117); |
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| 432 | tmp129 = (K923879532 * tmp123) + (K382683432 * tmp128); |
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| 433 | tmp130 = tmp118 - tmp129; |
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| 434 | tmp191 = tmp129 + tmp118; |
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| 435 | tmp132 = (K923879532 * tmp128) - (K382683432 * tmp123); |
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| 436 | tmp133 = (K382683432 * tmp112) + (K923879532 * tmp117); |
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| 437 | tmp134 = tmp132 + tmp133; |
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| 438 | tmp197 = tmp132 - tmp133; |
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| 439 | } |
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| 440 | c_re(inout[13 * iostride]) = tmp107 - tmp130; |
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| 441 | c_re(inout[5 * iostride]) = tmp107 + tmp130; |
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| 442 | c_re(inout[9 * iostride]) = tmp131 - tmp134; |
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| 443 | c_re(inout[iostride]) = tmp131 + tmp134; |
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| 444 | c_im(inout[iostride]) = tmp191 + tmp196; |
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| 445 | c_im(inout[9 * iostride]) = tmp196 - tmp191; |
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| 446 | c_im(inout[5 * iostride]) = tmp197 + tmp198; |
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| 447 | c_im(inout[13 * iostride]) = tmp198 - tmp197; |
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| 448 | } |
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| 449 | { |
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| 450 | fftw_real tmp139; |
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| 451 | fftw_real tmp147; |
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| 452 | fftw_real tmp202; |
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| 453 | fftw_real tmp204; |
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| 454 | fftw_real tmp146; |
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| 455 | fftw_real tmp199; |
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| 456 | fftw_real tmp150; |
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| 457 | fftw_real tmp203; |
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| 458 | ASSERT_ALIGNED_DOUBLE(); |
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| 459 | { |
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| 460 | fftw_real tmp135; |
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| 461 | fftw_real tmp138; |
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| 462 | fftw_real tmp200; |
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| 463 | fftw_real tmp201; |
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| 464 | ASSERT_ALIGNED_DOUBLE(); |
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| 465 | tmp135 = tmp91 + tmp94; |
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| 466 | tmp138 = K707106781 * (tmp136 - tmp137); |
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| 467 | tmp139 = tmp135 - tmp138; |
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| 468 | tmp147 = tmp135 + tmp138; |
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| 469 | tmp200 = K707106781 * (tmp100 - tmp105); |
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| 470 | tmp201 = tmp194 - tmp193; |
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| 471 | tmp202 = tmp200 + tmp201; |
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| 472 | tmp204 = tmp201 - tmp200; |
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| 473 | } |
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| 474 | { |
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| 475 | fftw_real tmp142; |
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| 476 | fftw_real tmp145; |
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| 477 | fftw_real tmp148; |
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| 478 | fftw_real tmp149; |
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| 479 | ASSERT_ALIGNED_DOUBLE(); |
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| 480 | tmp142 = (K382683432 * tmp140) - (K923879532 * tmp141); |
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| 481 | tmp145 = (K382683432 * tmp143) + (K923879532 * tmp144); |
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| 482 | tmp146 = tmp142 - tmp145; |
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| 483 | tmp199 = tmp145 + tmp142; |
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| 484 | tmp148 = (K382683432 * tmp144) - (K923879532 * tmp143); |
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| 485 | tmp149 = (K923879532 * tmp140) + (K382683432 * tmp141); |
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| 486 | tmp150 = tmp148 + tmp149; |
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| 487 | tmp203 = tmp148 - tmp149; |
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| 488 | } |
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| 489 | c_re(inout[15 * iostride]) = tmp139 - tmp146; |
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| 490 | c_re(inout[7 * iostride]) = tmp139 + tmp146; |
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| 491 | c_re(inout[11 * iostride]) = tmp147 - tmp150; |
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| 492 | c_re(inout[3 * iostride]) = tmp147 + tmp150; |
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| 493 | c_im(inout[3 * iostride]) = tmp199 + tmp202; |
||
| 494 | c_im(inout[11 * iostride]) = tmp202 - tmp199; |
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| 495 | c_im(inout[7 * iostride]) = tmp203 + tmp204; |
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| 496 | c_im(inout[15 * iostride]) = tmp204 - tmp203; |
||
| 497 | } |
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| 498 | { |
||
| 499 | fftw_real tmp155; |
||
| 500 | fftw_real tmp167; |
||
| 501 | fftw_real tmp188; |
||
| 502 | fftw_real tmp190; |
||
| 503 | fftw_real tmp166; |
||
| 504 | fftw_real tmp189; |
||
| 505 | fftw_real tmp170; |
||
| 506 | fftw_real tmp185; |
||
| 507 | ASSERT_ALIGNED_DOUBLE(); |
||
| 508 | { |
||
| 509 | fftw_real tmp151; |
||
| 510 | fftw_real tmp154; |
||
| 511 | fftw_real tmp186; |
||
| 512 | fftw_real tmp187; |
||
| 513 | ASSERT_ALIGNED_DOUBLE(); |
||
| 514 | tmp151 = tmp7 - tmp18; |
||
| 515 | tmp154 = tmp152 - tmp153; |
||
| 516 | tmp155 = tmp151 + tmp154; |
||
| 517 | tmp167 = tmp151 - tmp154; |
||
| 518 | tmp186 = tmp30 - tmp41; |
||
| 519 | tmp187 = tmp180 - tmp177; |
||
| 520 | tmp188 = tmp186 + tmp187; |
||
| 521 | tmp190 = tmp187 - tmp186; |
||
| 522 | } |
||
| 523 | { |
||
| 524 | fftw_real tmp160; |
||
| 525 | fftw_real tmp165; |
||
| 526 | fftw_real tmp168; |
||
| 527 | fftw_real tmp169; |
||
| 528 | ASSERT_ALIGNED_DOUBLE(); |
||
| 529 | tmp160 = tmp156 - tmp159; |
||
| 530 | tmp165 = tmp161 + tmp164; |
||
| 531 | tmp166 = K707106781 * (tmp160 + tmp165); |
||
| 532 | tmp189 = K707106781 * (tmp160 - tmp165); |
||
| 533 | tmp168 = tmp164 - tmp161; |
||
| 534 | tmp169 = tmp156 + tmp159; |
||
| 535 | tmp170 = K707106781 * (tmp168 - tmp169); |
||
| 536 | tmp185 = K707106781 * (tmp169 + tmp168); |
||
| 537 | } |
||
| 538 | c_re(inout[10 * iostride]) = tmp155 - tmp166; |
||
| 539 | c_re(inout[2 * iostride]) = tmp155 + tmp166; |
||
| 540 | c_re(inout[14 * iostride]) = tmp167 - tmp170; |
||
| 541 | c_re(inout[6 * iostride]) = tmp167 + tmp170; |
||
| 542 | c_im(inout[2 * iostride]) = tmp185 + tmp188; |
||
| 543 | c_im(inout[10 * iostride]) = tmp188 - tmp185; |
||
| 544 | c_im(inout[6 * iostride]) = tmp189 + tmp190; |
||
| 545 | c_im(inout[14 * iostride]) = tmp190 - tmp189; |
||
| 546 | } |
||
| 547 | { |
||
| 548 | fftw_real tmp43; |
||
| 549 | fftw_real tmp171; |
||
| 550 | fftw_real tmp182; |
||
| 551 | fftw_real tmp184; |
||
| 552 | fftw_real tmp90; |
||
| 553 | fftw_real tmp183; |
||
| 554 | fftw_real tmp174; |
||
| 555 | fftw_real tmp175; |
||
| 556 | ASSERT_ALIGNED_DOUBLE(); |
||
| 557 | { |
||
| 558 | fftw_real tmp19; |
||
| 559 | fftw_real tmp42; |
||
| 560 | fftw_real tmp176; |
||
| 561 | fftw_real tmp181; |
||
| 562 | ASSERT_ALIGNED_DOUBLE(); |
||
| 563 | tmp19 = tmp7 + tmp18; |
||
| 564 | tmp42 = tmp30 + tmp41; |
||
| 565 | tmp43 = tmp19 + tmp42; |
||
| 566 | tmp171 = tmp19 - tmp42; |
||
| 567 | tmp176 = tmp153 + tmp152; |
||
| 568 | tmp181 = tmp177 + tmp180; |
||
| 569 | tmp182 = tmp176 + tmp181; |
||
| 570 | tmp184 = tmp181 - tmp176; |
||
| 571 | } |
||
| 572 | { |
||
| 573 | fftw_real tmp66; |
||
| 574 | fftw_real tmp89; |
||
| 575 | fftw_real tmp172; |
||
| 576 | fftw_real tmp173; |
||
| 577 | ASSERT_ALIGNED_DOUBLE(); |
||
| 578 | tmp66 = tmp54 + tmp65; |
||
| 579 | tmp89 = tmp77 + tmp88; |
||
| 580 | tmp90 = tmp66 + tmp89; |
||
| 581 | tmp183 = tmp66 - tmp89; |
||
| 582 | tmp172 = tmp162 + tmp163; |
||
| 583 | tmp173 = tmp157 + tmp158; |
||
| 584 | tmp174 = tmp172 - tmp173; |
||
| 585 | tmp175 = tmp173 + tmp172; |
||
| 586 | } |
||
| 587 | c_re(inout[8 * iostride]) = tmp43 - tmp90; |
||
| 588 | c_re(inout[0]) = tmp43 + tmp90; |
||
| 589 | c_re(inout[12 * iostride]) = tmp171 - tmp174; |
||
| 590 | c_re(inout[4 * iostride]) = tmp171 + tmp174; |
||
| 591 | c_im(inout[0]) = tmp175 + tmp182; |
||
| 592 | c_im(inout[8 * iostride]) = tmp182 - tmp175; |
||
| 593 | c_im(inout[4 * iostride]) = tmp183 + tmp184; |
||
| 594 | c_im(inout[12 * iostride]) = tmp184 - tmp183; |
||
| 595 | } |
||
| 596 | } |
||
| 597 | } |
||
| 598 | |||
| 599 | static const int twiddle_order[] = |
||
| 600 | {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}; |
||
| 601 | fftw_codelet_desc fftwi_twiddle_16_desc = |
||
| 602 | { |
||
| 603 | "fftwi_twiddle_16", |
||
| 604 | (void (*)()) fftwi_twiddle_16, |
||
| 605 | 16, |
||
| 606 | FFTW_BACKWARD, |
||
| 607 | FFTW_TWIDDLE, |
||
| 608 | 363, |
||
| 609 | 15, |
||
| 610 | twiddle_order, |
||
| 611 | }; |