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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 13:55:39 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 -hc2hc-forward 16 */ |
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27 | |||
28 | /* |
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29 | * This function contains 298 FP additions, 130 FP multiplications, |
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30 | * (or, 244 additions, 76 multiplications, 54 fused multiply/add), |
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31 | * 51 stack variables, and 128 memory accesses |
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32 | */ |
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33 | static const fftw_real K277785116 = FFTW_KONST(+0.277785116509801112371415406974266437187468595); |
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34 | static const fftw_real K415734806 = FFTW_KONST(+0.415734806151272618539394188808952878369280406); |
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35 | static const fftw_real K490392640 = FFTW_KONST(+0.490392640201615224563091118067119518486966865); |
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36 | static const fftw_real K097545161 = FFTW_KONST(+0.097545161008064133924142434238511120463845809); |
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37 | static const fftw_real K1_414213562 = FFTW_KONST(+1.414213562373095048801688724209698078569671875); |
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38 | static const fftw_real K2_000000000 = FFTW_KONST(+2.000000000000000000000000000000000000000000000); |
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39 | static const fftw_real K707106781 = FFTW_KONST(+0.707106781186547524400844362104849039284835938); |
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40 | static const fftw_real K923879532 = FFTW_KONST(+0.923879532511286756128183189396788286822416626); |
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41 | static const fftw_real K382683432 = FFTW_KONST(+0.382683432365089771728459984030398866761344562); |
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42 | |||
43 | /* |
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44 | * Generator Id's : |
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107 | pj | 45 | * $Id: fhf_16.c,v 1.2 2003-03-24 11:14:57 pj Exp $ |
46 | * $Id: fhf_16.c,v 1.2 2003-03-24 11:14:57 pj Exp $ |
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47 | * $Id: fhf_16.c,v 1.2 2003-03-24 11:14:57 pj Exp $ |
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2 | pj | 48 | */ |
49 | |||
50 | void fftw_hc2hc_forward_16(fftw_real *A, const fftw_complex *W, int iostride, int m, int dist) |
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51 | { |
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52 | int i; |
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53 | fftw_real *X; |
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54 | fftw_real *Y; |
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55 | X = A; |
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56 | Y = A + (16 * iostride); |
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57 | { |
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58 | fftw_real tmp277; |
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59 | fftw_real tmp280; |
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60 | fftw_real tmp281; |
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61 | fftw_real tmp309; |
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62 | fftw_real tmp292; |
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63 | fftw_real tmp307; |
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64 | fftw_real tmp314; |
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65 | fftw_real tmp322; |
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66 | fftw_real tmp330; |
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67 | fftw_real tmp284; |
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68 | fftw_real tmp287; |
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69 | fftw_real tmp288; |
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70 | fftw_real tmp310; |
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71 | fftw_real tmp291; |
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72 | fftw_real tmp300; |
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73 | fftw_real tmp315; |
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74 | fftw_real tmp325; |
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75 | fftw_real tmp331; |
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76 | fftw_real tmp290; |
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77 | fftw_real tmp289; |
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78 | fftw_real tmp317; |
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79 | fftw_real tmp318; |
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80 | ASSERT_ALIGNED_DOUBLE(); |
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81 | { |
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82 | fftw_real tmp275; |
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83 | fftw_real tmp276; |
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84 | fftw_real tmp278; |
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85 | fftw_real tmp279; |
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86 | ASSERT_ALIGNED_DOUBLE(); |
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87 | tmp275 = X[0]; |
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88 | tmp276 = X[8 * iostride]; |
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89 | tmp277 = tmp275 + tmp276; |
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90 | tmp278 = X[4 * iostride]; |
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91 | tmp279 = X[12 * iostride]; |
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92 | tmp280 = tmp278 + tmp279; |
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93 | tmp281 = tmp277 + tmp280; |
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94 | tmp309 = tmp275 - tmp276; |
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95 | tmp292 = tmp278 - tmp279; |
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96 | } |
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97 | { |
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98 | fftw_real tmp303; |
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99 | fftw_real tmp320; |
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100 | fftw_real tmp306; |
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101 | fftw_real tmp321; |
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102 | ASSERT_ALIGNED_DOUBLE(); |
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103 | { |
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104 | fftw_real tmp301; |
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105 | fftw_real tmp302; |
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106 | fftw_real tmp304; |
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107 | fftw_real tmp305; |
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108 | ASSERT_ALIGNED_DOUBLE(); |
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109 | tmp301 = X[iostride]; |
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110 | tmp302 = X[9 * iostride]; |
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111 | tmp303 = tmp301 - tmp302; |
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112 | tmp320 = tmp301 + tmp302; |
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113 | tmp304 = X[5 * iostride]; |
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114 | tmp305 = X[13 * iostride]; |
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115 | tmp306 = tmp304 - tmp305; |
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116 | tmp321 = tmp304 + tmp305; |
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117 | } |
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118 | tmp307 = (K382683432 * tmp303) + (K923879532 * tmp306); |
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119 | tmp314 = (K923879532 * tmp303) - (K382683432 * tmp306); |
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120 | tmp322 = tmp320 - tmp321; |
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121 | tmp330 = tmp320 + tmp321; |
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122 | } |
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123 | { |
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124 | fftw_real tmp282; |
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125 | fftw_real tmp283; |
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126 | fftw_real tmp285; |
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127 | fftw_real tmp286; |
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128 | ASSERT_ALIGNED_DOUBLE(); |
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129 | tmp282 = X[2 * iostride]; |
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130 | tmp283 = X[10 * iostride]; |
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131 | tmp284 = tmp282 + tmp283; |
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132 | tmp290 = tmp282 - tmp283; |
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133 | tmp285 = X[14 * iostride]; |
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134 | tmp286 = X[6 * iostride]; |
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135 | tmp287 = tmp285 + tmp286; |
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136 | tmp289 = tmp285 - tmp286; |
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137 | } |
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138 | tmp288 = tmp284 + tmp287; |
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139 | tmp310 = K707106781 * (tmp290 + tmp289); |
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140 | tmp291 = K707106781 * (tmp289 - tmp290); |
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141 | { |
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142 | fftw_real tmp296; |
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143 | fftw_real tmp323; |
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144 | fftw_real tmp299; |
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145 | fftw_real tmp324; |
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146 | ASSERT_ALIGNED_DOUBLE(); |
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147 | { |
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148 | fftw_real tmp294; |
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149 | fftw_real tmp295; |
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150 | fftw_real tmp297; |
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151 | fftw_real tmp298; |
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152 | ASSERT_ALIGNED_DOUBLE(); |
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153 | tmp294 = X[15 * iostride]; |
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154 | tmp295 = X[7 * iostride]; |
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155 | tmp296 = tmp294 - tmp295; |
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156 | tmp323 = tmp294 + tmp295; |
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157 | tmp297 = X[3 * iostride]; |
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158 | tmp298 = X[11 * iostride]; |
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159 | tmp299 = tmp297 - tmp298; |
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160 | tmp324 = tmp297 + tmp298; |
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161 | } |
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162 | tmp300 = (K382683432 * tmp296) - (K923879532 * tmp299); |
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163 | tmp315 = (K923879532 * tmp296) + (K382683432 * tmp299); |
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164 | tmp325 = tmp323 - tmp324; |
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165 | tmp331 = tmp323 + tmp324; |
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166 | } |
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167 | { |
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168 | fftw_real tmp329; |
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169 | fftw_real tmp332; |
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170 | fftw_real tmp327; |
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171 | fftw_real tmp328; |
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172 | ASSERT_ALIGNED_DOUBLE(); |
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173 | X[4 * iostride] = tmp281 - tmp288; |
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174 | tmp329 = tmp281 + tmp288; |
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175 | tmp332 = tmp330 + tmp331; |
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176 | X[8 * iostride] = tmp329 - tmp332; |
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177 | X[0] = tmp329 + tmp332; |
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178 | Y[-4 * iostride] = tmp331 - tmp330; |
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179 | tmp327 = tmp287 - tmp284; |
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180 | tmp328 = K707106781 * (tmp325 - tmp322); |
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181 | Y[-2 * iostride] = tmp327 + tmp328; |
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182 | Y[-6 * iostride] = tmp328 - tmp327; |
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183 | } |
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184 | { |
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185 | fftw_real tmp319; |
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186 | fftw_real tmp326; |
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187 | fftw_real tmp313; |
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188 | fftw_real tmp316; |
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189 | ASSERT_ALIGNED_DOUBLE(); |
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190 | tmp319 = tmp277 - tmp280; |
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191 | tmp326 = K707106781 * (tmp322 + tmp325); |
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192 | X[6 * iostride] = tmp319 - tmp326; |
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193 | X[2 * iostride] = tmp319 + tmp326; |
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194 | tmp313 = tmp309 + tmp310; |
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195 | tmp316 = tmp314 + tmp315; |
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196 | X[7 * iostride] = tmp313 - tmp316; |
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197 | X[iostride] = tmp313 + tmp316; |
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198 | } |
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199 | tmp317 = tmp292 + tmp291; |
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200 | tmp318 = tmp315 - tmp314; |
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201 | Y[-3 * iostride] = tmp317 + tmp318; |
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202 | Y[-5 * iostride] = tmp318 - tmp317; |
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203 | { |
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204 | fftw_real tmp293; |
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205 | fftw_real tmp308; |
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206 | fftw_real tmp311; |
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207 | fftw_real tmp312; |
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208 | ASSERT_ALIGNED_DOUBLE(); |
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209 | tmp293 = tmp291 - tmp292; |
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210 | tmp308 = tmp300 - tmp307; |
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211 | Y[-iostride] = tmp293 + tmp308; |
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212 | Y[-7 * iostride] = tmp308 - tmp293; |
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213 | tmp311 = tmp309 - tmp310; |
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214 | tmp312 = tmp307 + tmp300; |
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215 | X[5 * iostride] = tmp311 - tmp312; |
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216 | X[3 * iostride] = tmp311 + tmp312; |
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217 | } |
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218 | } |
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219 | X = X + dist; |
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220 | Y = Y - dist; |
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221 | for (i = 2; i < m; i = i + 2, X = X + dist, Y = Y - dist, W = W + 15) { |
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222 | fftw_real tmp77; |
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223 | fftw_real tmp161; |
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224 | fftw_real tmp249; |
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225 | fftw_real tmp262; |
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226 | fftw_real tmp88; |
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227 | fftw_real tmp263; |
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228 | fftw_real tmp164; |
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229 | fftw_real tmp246; |
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230 | fftw_real tmp147; |
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231 | fftw_real tmp158; |
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232 | fftw_real tmp231; |
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233 | fftw_real tmp198; |
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234 | fftw_real tmp214; |
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235 | fftw_real tmp232; |
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236 | fftw_real tmp233; |
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237 | fftw_real tmp234; |
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238 | fftw_real tmp193; |
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239 | fftw_real tmp213; |
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240 | fftw_real tmp100; |
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241 | fftw_real tmp222; |
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242 | fftw_real tmp170; |
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243 | fftw_real tmp206; |
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244 | fftw_real tmp111; |
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245 | fftw_real tmp223; |
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246 | fftw_real tmp175; |
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247 | fftw_real tmp207; |
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248 | fftw_real tmp124; |
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249 | fftw_real tmp135; |
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250 | fftw_real tmp226; |
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251 | fftw_real tmp187; |
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252 | fftw_real tmp211; |
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253 | fftw_real tmp227; |
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254 | fftw_real tmp228; |
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255 | fftw_real tmp229; |
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256 | fftw_real tmp182; |
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257 | fftw_real tmp210; |
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258 | ASSERT_ALIGNED_DOUBLE(); |
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259 | { |
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260 | fftw_real tmp71; |
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261 | fftw_real tmp248; |
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262 | fftw_real tmp76; |
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263 | fftw_real tmp247; |
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264 | ASSERT_ALIGNED_DOUBLE(); |
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265 | tmp71 = X[0]; |
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266 | tmp248 = Y[-15 * iostride]; |
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267 | { |
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268 | fftw_real tmp73; |
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269 | fftw_real tmp75; |
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270 | fftw_real tmp72; |
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271 | fftw_real tmp74; |
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272 | ASSERT_ALIGNED_DOUBLE(); |
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273 | tmp73 = X[8 * iostride]; |
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274 | tmp75 = Y[-7 * iostride]; |
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275 | tmp72 = c_re(W[7]); |
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276 | tmp74 = c_im(W[7]); |
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277 | tmp76 = (tmp72 * tmp73) - (tmp74 * tmp75); |
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278 | tmp247 = (tmp74 * tmp73) + (tmp72 * tmp75); |
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279 | } |
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280 | tmp77 = tmp71 + tmp76; |
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281 | tmp161 = tmp71 - tmp76; |
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282 | tmp249 = tmp247 + tmp248; |
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283 | tmp262 = tmp248 - tmp247; |
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284 | } |
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285 | { |
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286 | fftw_real tmp82; |
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287 | fftw_real tmp162; |
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288 | fftw_real tmp87; |
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289 | fftw_real tmp163; |
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290 | ASSERT_ALIGNED_DOUBLE(); |
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291 | { |
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292 | fftw_real tmp79; |
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293 | fftw_real tmp81; |
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294 | fftw_real tmp78; |
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295 | fftw_real tmp80; |
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296 | ASSERT_ALIGNED_DOUBLE(); |
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297 | tmp79 = X[4 * iostride]; |
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298 | tmp81 = Y[-11 * iostride]; |
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299 | tmp78 = c_re(W[3]); |
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300 | tmp80 = c_im(W[3]); |
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301 | tmp82 = (tmp78 * tmp79) - (tmp80 * tmp81); |
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302 | tmp162 = (tmp80 * tmp79) + (tmp78 * tmp81); |
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303 | } |
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304 | { |
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305 | fftw_real tmp84; |
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306 | fftw_real tmp86; |
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307 | fftw_real tmp83; |
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308 | fftw_real tmp85; |
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309 | ASSERT_ALIGNED_DOUBLE(); |
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310 | tmp84 = X[12 * iostride]; |
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311 | tmp86 = Y[-3 * iostride]; |
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312 | tmp83 = c_re(W[11]); |
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313 | tmp85 = c_im(W[11]); |
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314 | tmp87 = (tmp83 * tmp84) - (tmp85 * tmp86); |
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315 | tmp163 = (tmp85 * tmp84) + (tmp83 * tmp86); |
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316 | } |
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317 | tmp88 = tmp82 + tmp87; |
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318 | tmp263 = tmp82 - tmp87; |
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319 | tmp164 = tmp162 - tmp163; |
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320 | tmp246 = tmp162 + tmp163; |
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321 | } |
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322 | { |
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323 | fftw_real tmp141; |
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324 | fftw_real tmp194; |
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325 | fftw_real tmp157; |
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326 | fftw_real tmp191; |
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327 | fftw_real tmp146; |
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328 | fftw_real tmp195; |
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329 | fftw_real tmp152; |
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330 | fftw_real tmp190; |
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331 | ASSERT_ALIGNED_DOUBLE(); |
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332 | { |
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333 | fftw_real tmp138; |
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334 | fftw_real tmp140; |
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335 | fftw_real tmp137; |
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336 | fftw_real tmp139; |
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337 | ASSERT_ALIGNED_DOUBLE(); |
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338 | tmp138 = X[15 * iostride]; |
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339 | tmp140 = Y[0]; |
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340 | tmp137 = c_re(W[14]); |
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341 | tmp139 = c_im(W[14]); |
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342 | tmp141 = (tmp137 * tmp138) - (tmp139 * tmp140); |
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343 | tmp194 = (tmp139 * tmp138) + (tmp137 * tmp140); |
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344 | } |
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345 | { |
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346 | fftw_real tmp154; |
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347 | fftw_real tmp156; |
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348 | fftw_real tmp153; |
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349 | fftw_real tmp155; |
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350 | ASSERT_ALIGNED_DOUBLE(); |
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351 | tmp154 = X[11 * iostride]; |
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352 | tmp156 = Y[-4 * iostride]; |
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353 | tmp153 = c_re(W[10]); |
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354 | tmp155 = c_im(W[10]); |
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355 | tmp157 = (tmp153 * tmp154) - (tmp155 * tmp156); |
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356 | tmp191 = (tmp155 * tmp154) + (tmp153 * tmp156); |
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357 | } |
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358 | { |
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359 | fftw_real tmp143; |
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360 | fftw_real tmp145; |
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361 | fftw_real tmp142; |
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362 | fftw_real tmp144; |
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363 | ASSERT_ALIGNED_DOUBLE(); |
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364 | tmp143 = X[7 * iostride]; |
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365 | tmp145 = Y[-8 * iostride]; |
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366 | tmp142 = c_re(W[6]); |
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367 | tmp144 = c_im(W[6]); |
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368 | tmp146 = (tmp142 * tmp143) - (tmp144 * tmp145); |
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369 | tmp195 = (tmp144 * tmp143) + (tmp142 * tmp145); |
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370 | } |
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371 | { |
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372 | fftw_real tmp149; |
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373 | fftw_real tmp151; |
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374 | fftw_real tmp148; |
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375 | fftw_real tmp150; |
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376 | ASSERT_ALIGNED_DOUBLE(); |
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377 | tmp149 = X[3 * iostride]; |
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378 | tmp151 = Y[-12 * iostride]; |
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379 | tmp148 = c_re(W[2]); |
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380 | tmp150 = c_im(W[2]); |
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381 | tmp152 = (tmp148 * tmp149) - (tmp150 * tmp151); |
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382 | tmp190 = (tmp150 * tmp149) + (tmp148 * tmp151); |
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383 | } |
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384 | { |
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385 | fftw_real tmp196; |
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386 | fftw_real tmp197; |
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387 | fftw_real tmp189; |
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388 | fftw_real tmp192; |
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389 | ASSERT_ALIGNED_DOUBLE(); |
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390 | tmp147 = tmp141 + tmp146; |
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391 | tmp158 = tmp152 + tmp157; |
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392 | tmp231 = tmp147 - tmp158; |
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393 | tmp196 = tmp194 - tmp195; |
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394 | tmp197 = tmp152 - tmp157; |
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395 | tmp198 = tmp196 + tmp197; |
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396 | tmp214 = tmp196 - tmp197; |
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397 | tmp232 = tmp194 + tmp195; |
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398 | tmp233 = tmp190 + tmp191; |
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399 | tmp234 = tmp232 - tmp233; |
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400 | tmp189 = tmp141 - tmp146; |
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401 | tmp192 = tmp190 - tmp191; |
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402 | tmp193 = tmp189 - tmp192; |
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403 | tmp213 = tmp189 + tmp192; |
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404 | } |
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405 | } |
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406 | { |
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407 | fftw_real tmp94; |
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408 | fftw_real tmp166; |
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409 | fftw_real tmp99; |
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410 | fftw_real tmp167; |
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411 | fftw_real tmp168; |
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412 | fftw_real tmp169; |
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413 | ASSERT_ALIGNED_DOUBLE(); |
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414 | { |
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415 | fftw_real tmp91; |
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416 | fftw_real tmp93; |
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417 | fftw_real tmp90; |
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418 | fftw_real tmp92; |
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419 | ASSERT_ALIGNED_DOUBLE(); |
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420 | tmp91 = X[2 * iostride]; |
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421 | tmp93 = Y[-13 * iostride]; |
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422 | tmp90 = c_re(W[1]); |
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423 | tmp92 = c_im(W[1]); |
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424 | tmp94 = (tmp90 * tmp91) - (tmp92 * tmp93); |
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425 | tmp166 = (tmp92 * tmp91) + (tmp90 * tmp93); |
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426 | } |
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427 | { |
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428 | fftw_real tmp96; |
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429 | fftw_real tmp98; |
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430 | fftw_real tmp95; |
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431 | fftw_real tmp97; |
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432 | ASSERT_ALIGNED_DOUBLE(); |
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433 | tmp96 = X[10 * iostride]; |
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434 | tmp98 = Y[-5 * iostride]; |
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435 | tmp95 = c_re(W[9]); |
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436 | tmp97 = c_im(W[9]); |
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437 | tmp99 = (tmp95 * tmp96) - (tmp97 * tmp98); |
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438 | tmp167 = (tmp97 * tmp96) + (tmp95 * tmp98); |
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439 | } |
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440 | tmp100 = tmp94 + tmp99; |
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441 | tmp222 = tmp166 + tmp167; |
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442 | tmp168 = tmp166 - tmp167; |
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443 | tmp169 = tmp94 - tmp99; |
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444 | tmp170 = tmp168 - tmp169; |
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445 | tmp206 = tmp169 + tmp168; |
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446 | } |
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447 | { |
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448 | fftw_real tmp105; |
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449 | fftw_real tmp172; |
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450 | fftw_real tmp110; |
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451 | fftw_real tmp173; |
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452 | fftw_real tmp171; |
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453 | fftw_real tmp174; |
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454 | ASSERT_ALIGNED_DOUBLE(); |
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455 | { |
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456 | fftw_real tmp102; |
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457 | fftw_real tmp104; |
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458 | fftw_real tmp101; |
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459 | fftw_real tmp103; |
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460 | ASSERT_ALIGNED_DOUBLE(); |
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461 | tmp102 = X[14 * iostride]; |
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462 | tmp104 = Y[-iostride]; |
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463 | tmp101 = c_re(W[13]); |
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464 | tmp103 = c_im(W[13]); |
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465 | tmp105 = (tmp101 * tmp102) - (tmp103 * tmp104); |
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466 | tmp172 = (tmp103 * tmp102) + (tmp101 * tmp104); |
||
467 | } |
||
468 | { |
||
469 | fftw_real tmp107; |
||
470 | fftw_real tmp109; |
||
471 | fftw_real tmp106; |
||
472 | fftw_real tmp108; |
||
473 | ASSERT_ALIGNED_DOUBLE(); |
||
474 | tmp107 = X[6 * iostride]; |
||
475 | tmp109 = Y[-9 * iostride]; |
||
476 | tmp106 = c_re(W[5]); |
||
477 | tmp108 = c_im(W[5]); |
||
478 | tmp110 = (tmp106 * tmp107) - (tmp108 * tmp109); |
||
479 | tmp173 = (tmp108 * tmp107) + (tmp106 * tmp109); |
||
480 | } |
||
481 | tmp111 = tmp105 + tmp110; |
||
482 | tmp223 = tmp172 + tmp173; |
||
483 | tmp171 = tmp105 - tmp110; |
||
484 | tmp174 = tmp172 - tmp173; |
||
485 | tmp175 = tmp171 + tmp174; |
||
486 | tmp207 = tmp171 - tmp174; |
||
487 | } |
||
488 | { |
||
489 | fftw_real tmp118; |
||
490 | fftw_real tmp178; |
||
491 | fftw_real tmp134; |
||
492 | fftw_real tmp185; |
||
493 | fftw_real tmp123; |
||
494 | fftw_real tmp179; |
||
495 | fftw_real tmp129; |
||
496 | fftw_real tmp184; |
||
497 | ASSERT_ALIGNED_DOUBLE(); |
||
498 | { |
||
499 | fftw_real tmp115; |
||
500 | fftw_real tmp117; |
||
501 | fftw_real tmp114; |
||
502 | fftw_real tmp116; |
||
503 | ASSERT_ALIGNED_DOUBLE(); |
||
504 | tmp115 = X[iostride]; |
||
505 | tmp117 = Y[-14 * iostride]; |
||
506 | tmp114 = c_re(W[0]); |
||
507 | tmp116 = c_im(W[0]); |
||
508 | tmp118 = (tmp114 * tmp115) - (tmp116 * tmp117); |
||
509 | tmp178 = (tmp116 * tmp115) + (tmp114 * tmp117); |
||
510 | } |
||
511 | { |
||
512 | fftw_real tmp131; |
||
513 | fftw_real tmp133; |
||
514 | fftw_real tmp130; |
||
515 | fftw_real tmp132; |
||
516 | ASSERT_ALIGNED_DOUBLE(); |
||
517 | tmp131 = X[13 * iostride]; |
||
518 | tmp133 = Y[-2 * iostride]; |
||
519 | tmp130 = c_re(W[12]); |
||
520 | tmp132 = c_im(W[12]); |
||
521 | tmp134 = (tmp130 * tmp131) - (tmp132 * tmp133); |
||
522 | tmp185 = (tmp132 * tmp131) + (tmp130 * tmp133); |
||
523 | } |
||
524 | { |
||
525 | fftw_real tmp120; |
||
526 | fftw_real tmp122; |
||
527 | fftw_real tmp119; |
||
528 | fftw_real tmp121; |
||
529 | ASSERT_ALIGNED_DOUBLE(); |
||
530 | tmp120 = X[9 * iostride]; |
||
531 | tmp122 = Y[-6 * iostride]; |
||
532 | tmp119 = c_re(W[8]); |
||
533 | tmp121 = c_im(W[8]); |
||
534 | tmp123 = (tmp119 * tmp120) - (tmp121 * tmp122); |
||
535 | tmp179 = (tmp121 * tmp120) + (tmp119 * tmp122); |
||
536 | } |
||
537 | { |
||
538 | fftw_real tmp126; |
||
539 | fftw_real tmp128; |
||
540 | fftw_real tmp125; |
||
541 | fftw_real tmp127; |
||
542 | ASSERT_ALIGNED_DOUBLE(); |
||
543 | tmp126 = X[5 * iostride]; |
||
544 | tmp128 = Y[-10 * iostride]; |
||
545 | tmp125 = c_re(W[4]); |
||
546 | tmp127 = c_im(W[4]); |
||
547 | tmp129 = (tmp125 * tmp126) - (tmp127 * tmp128); |
||
548 | tmp184 = (tmp127 * tmp126) + (tmp125 * tmp128); |
||
549 | } |
||
550 | { |
||
551 | fftw_real tmp183; |
||
552 | fftw_real tmp186; |
||
553 | fftw_real tmp180; |
||
554 | fftw_real tmp181; |
||
555 | ASSERT_ALIGNED_DOUBLE(); |
||
556 | tmp124 = tmp118 + tmp123; |
||
557 | tmp135 = tmp129 + tmp134; |
||
558 | tmp226 = tmp124 - tmp135; |
||
559 | tmp183 = tmp118 - tmp123; |
||
560 | tmp186 = tmp184 - tmp185; |
||
561 | tmp187 = tmp183 - tmp186; |
||
562 | tmp211 = tmp183 + tmp186; |
||
563 | tmp227 = tmp178 + tmp179; |
||
564 | tmp228 = tmp184 + tmp185; |
||
565 | tmp229 = tmp227 - tmp228; |
||
566 | tmp180 = tmp178 - tmp179; |
||
567 | tmp181 = tmp129 - tmp134; |
||
568 | tmp182 = tmp180 + tmp181; |
||
569 | tmp210 = tmp180 - tmp181; |
||
570 | } |
||
571 | } |
||
572 | { |
||
573 | fftw_real tmp177; |
||
574 | fftw_real tmp201; |
||
575 | fftw_real tmp271; |
||
576 | fftw_real tmp273; |
||
577 | fftw_real tmp200; |
||
578 | fftw_real tmp274; |
||
579 | fftw_real tmp204; |
||
580 | fftw_real tmp272; |
||
581 | ASSERT_ALIGNED_DOUBLE(); |
||
582 | { |
||
583 | fftw_real tmp165; |
||
584 | fftw_real tmp176; |
||
585 | fftw_real tmp269; |
||
586 | fftw_real tmp270; |
||
587 | ASSERT_ALIGNED_DOUBLE(); |
||
588 | tmp165 = tmp161 - tmp164; |
||
589 | tmp176 = K707106781 * (tmp170 - tmp175); |
||
590 | tmp177 = tmp165 + tmp176; |
||
591 | tmp201 = tmp165 - tmp176; |
||
592 | tmp269 = K707106781 * (tmp207 - tmp206); |
||
593 | tmp270 = tmp263 + tmp262; |
||
594 | tmp271 = tmp269 + tmp270; |
||
595 | tmp273 = tmp270 - tmp269; |
||
596 | } |
||
597 | { |
||
598 | fftw_real tmp188; |
||
599 | fftw_real tmp199; |
||
600 | fftw_real tmp202; |
||
601 | fftw_real tmp203; |
||
602 | ASSERT_ALIGNED_DOUBLE(); |
||
603 | tmp188 = (K923879532 * tmp182) + (K382683432 * tmp187); |
||
604 | tmp199 = (K382683432 * tmp193) - (K923879532 * tmp198); |
||
605 | tmp200 = tmp188 + tmp199; |
||
606 | tmp274 = tmp199 - tmp188; |
||
607 | tmp202 = (K382683432 * tmp182) - (K923879532 * tmp187); |
||
608 | tmp203 = (K382683432 * tmp198) + (K923879532 * tmp193); |
||
609 | tmp204 = tmp202 - tmp203; |
||
610 | tmp272 = tmp202 + tmp203; |
||
611 | } |
||
612 | Y[-11 * iostride] = tmp177 - tmp200; |
||
613 | X[3 * iostride] = tmp177 + tmp200; |
||
614 | Y[-15 * iostride] = tmp201 - tmp204; |
||
615 | X[7 * iostride] = tmp201 + tmp204; |
||
616 | X[11 * iostride] = -(tmp271 - tmp272); |
||
617 | Y[-3 * iostride] = tmp272 + tmp271; |
||
618 | X[15 * iostride] = -(tmp273 - tmp274); |
||
619 | Y[-7 * iostride] = tmp274 + tmp273; |
||
620 | } |
||
621 | { |
||
622 | fftw_real tmp209; |
||
623 | fftw_real tmp217; |
||
624 | fftw_real tmp265; |
||
625 | fftw_real tmp267; |
||
626 | fftw_real tmp216; |
||
627 | fftw_real tmp268; |
||
628 | fftw_real tmp220; |
||
629 | fftw_real tmp266; |
||
630 | ASSERT_ALIGNED_DOUBLE(); |
||
631 | { |
||
632 | fftw_real tmp205; |
||
633 | fftw_real tmp208; |
||
634 | fftw_real tmp261; |
||
635 | fftw_real tmp264; |
||
636 | ASSERT_ALIGNED_DOUBLE(); |
||
637 | tmp205 = tmp161 + tmp164; |
||
638 | tmp208 = K707106781 * (tmp206 + tmp207); |
||
639 | tmp209 = tmp205 + tmp208; |
||
640 | tmp217 = tmp205 - tmp208; |
||
641 | tmp261 = K707106781 * (tmp170 + tmp175); |
||
642 | tmp264 = tmp262 - tmp263; |
||
643 | tmp265 = tmp261 + tmp264; |
||
644 | tmp267 = tmp264 - tmp261; |
||
645 | } |
||
646 | { |
||
647 | fftw_real tmp212; |
||
648 | fftw_real tmp215; |
||
649 | fftw_real tmp218; |
||
650 | fftw_real tmp219; |
||
651 | ASSERT_ALIGNED_DOUBLE(); |
||
652 | tmp212 = (K382683432 * tmp210) + (K923879532 * tmp211); |
||
653 | tmp215 = (K923879532 * tmp213) - (K382683432 * tmp214); |
||
654 | tmp216 = tmp212 + tmp215; |
||
655 | tmp268 = tmp215 - tmp212; |
||
656 | tmp218 = (K923879532 * tmp210) - (K382683432 * tmp211); |
||
657 | tmp219 = (K923879532 * tmp214) + (K382683432 * tmp213); |
||
658 | tmp220 = tmp218 - tmp219; |
||
659 | tmp266 = tmp218 + tmp219; |
||
660 | } |
||
661 | Y[-9 * iostride] = tmp209 - tmp216; |
||
662 | X[iostride] = tmp209 + tmp216; |
||
663 | Y[-13 * iostride] = tmp217 - tmp220; |
||
664 | X[5 * iostride] = tmp217 + tmp220; |
||
665 | X[9 * iostride] = -(tmp265 - tmp266); |
||
666 | Y[-iostride] = tmp266 + tmp265; |
||
667 | X[13 * iostride] = -(tmp267 - tmp268); |
||
668 | Y[-5 * iostride] = tmp268 + tmp267; |
||
669 | } |
||
670 | { |
||
671 | fftw_real tmp225; |
||
672 | fftw_real tmp237; |
||
673 | fftw_real tmp257; |
||
674 | fftw_real tmp259; |
||
675 | fftw_real tmp236; |
||
676 | fftw_real tmp260; |
||
677 | fftw_real tmp240; |
||
678 | fftw_real tmp258; |
||
679 | ASSERT_ALIGNED_DOUBLE(); |
||
680 | { |
||
681 | fftw_real tmp221; |
||
682 | fftw_real tmp224; |
||
683 | fftw_real tmp255; |
||
684 | fftw_real tmp256; |
||
685 | ASSERT_ALIGNED_DOUBLE(); |
||
686 | tmp221 = tmp77 - tmp88; |
||
687 | tmp224 = tmp222 - tmp223; |
||
688 | tmp225 = tmp221 + tmp224; |
||
689 | tmp237 = tmp221 - tmp224; |
||
690 | tmp255 = tmp111 - tmp100; |
||
691 | tmp256 = tmp249 - tmp246; |
||
692 | tmp257 = tmp255 + tmp256; |
||
693 | tmp259 = tmp256 - tmp255; |
||
694 | } |
||
695 | { |
||
696 | fftw_real tmp230; |
||
697 | fftw_real tmp235; |
||
698 | fftw_real tmp238; |
||
699 | fftw_real tmp239; |
||
700 | ASSERT_ALIGNED_DOUBLE(); |
||
701 | tmp230 = tmp226 + tmp229; |
||
702 | tmp235 = tmp231 - tmp234; |
||
703 | tmp236 = K707106781 * (tmp230 + tmp235); |
||
704 | tmp260 = K707106781 * (tmp235 - tmp230); |
||
705 | tmp238 = tmp229 - tmp226; |
||
706 | tmp239 = tmp231 + tmp234; |
||
707 | tmp240 = K707106781 * (tmp238 - tmp239); |
||
708 | tmp258 = K707106781 * (tmp238 + tmp239); |
||
709 | } |
||
710 | Y[-10 * iostride] = tmp225 - tmp236; |
||
711 | X[2 * iostride] = tmp225 + tmp236; |
||
712 | Y[-14 * iostride] = tmp237 - tmp240; |
||
713 | X[6 * iostride] = tmp237 + tmp240; |
||
714 | X[10 * iostride] = -(tmp257 - tmp258); |
||
715 | Y[-2 * iostride] = tmp258 + tmp257; |
||
716 | X[14 * iostride] = -(tmp259 - tmp260); |
||
717 | Y[-6 * iostride] = tmp260 + tmp259; |
||
718 | } |
||
719 | { |
||
720 | fftw_real tmp113; |
||
721 | fftw_real tmp241; |
||
722 | fftw_real tmp251; |
||
723 | fftw_real tmp253; |
||
724 | fftw_real tmp160; |
||
725 | fftw_real tmp254; |
||
726 | fftw_real tmp244; |
||
727 | fftw_real tmp252; |
||
728 | ASSERT_ALIGNED_DOUBLE(); |
||
729 | { |
||
730 | fftw_real tmp89; |
||
731 | fftw_real tmp112; |
||
732 | fftw_real tmp245; |
||
733 | fftw_real tmp250; |
||
734 | ASSERT_ALIGNED_DOUBLE(); |
||
735 | tmp89 = tmp77 + tmp88; |
||
736 | tmp112 = tmp100 + tmp111; |
||
737 | tmp113 = tmp89 + tmp112; |
||
738 | tmp241 = tmp89 - tmp112; |
||
739 | tmp245 = tmp222 + tmp223; |
||
740 | tmp250 = tmp246 + tmp249; |
||
741 | tmp251 = tmp245 + tmp250; |
||
742 | tmp253 = tmp250 - tmp245; |
||
743 | } |
||
744 | { |
||
745 | fftw_real tmp136; |
||
746 | fftw_real tmp159; |
||
747 | fftw_real tmp242; |
||
748 | fftw_real tmp243; |
||
749 | ASSERT_ALIGNED_DOUBLE(); |
||
750 | tmp136 = tmp124 + tmp135; |
||
751 | tmp159 = tmp147 + tmp158; |
||
752 | tmp160 = tmp136 + tmp159; |
||
753 | tmp254 = tmp159 - tmp136; |
||
754 | tmp242 = tmp227 + tmp228; |
||
755 | tmp243 = tmp232 + tmp233; |
||
756 | tmp244 = tmp242 - tmp243; |
||
757 | tmp252 = tmp242 + tmp243; |
||
758 | } |
||
759 | Y[-8 * iostride] = tmp113 - tmp160; |
||
760 | X[0] = tmp113 + tmp160; |
||
761 | Y[-12 * iostride] = tmp241 - tmp244; |
||
762 | X[4 * iostride] = tmp241 + tmp244; |
||
763 | X[8 * iostride] = -(tmp251 - tmp252); |
||
764 | Y[0] = tmp252 + tmp251; |
||
765 | X[12 * iostride] = -(tmp253 - tmp254); |
||
766 | Y[-4 * iostride] = tmp254 + tmp253; |
||
767 | } |
||
768 | } |
||
769 | if (i == m) { |
||
770 | fftw_real tmp5; |
||
771 | fftw_real tmp41; |
||
772 | fftw_real tmp61; |
||
773 | fftw_real tmp67; |
||
774 | fftw_real tmp30; |
||
775 | fftw_real tmp49; |
||
776 | fftw_real tmp34; |
||
777 | fftw_real tmp50; |
||
778 | fftw_real tmp12; |
||
779 | fftw_real tmp66; |
||
780 | fftw_real tmp44; |
||
781 | fftw_real tmp58; |
||
782 | fftw_real tmp19; |
||
783 | fftw_real tmp46; |
||
784 | fftw_real tmp23; |
||
785 | fftw_real tmp47; |
||
786 | ASSERT_ALIGNED_DOUBLE(); |
||
787 | { |
||
788 | fftw_real tmp1; |
||
789 | fftw_real tmp60; |
||
790 | fftw_real tmp4; |
||
791 | fftw_real tmp59; |
||
792 | fftw_real tmp2; |
||
793 | fftw_real tmp3; |
||
794 | ASSERT_ALIGNED_DOUBLE(); |
||
795 | tmp1 = X[0]; |
||
796 | tmp60 = X[8 * iostride]; |
||
797 | tmp2 = X[4 * iostride]; |
||
798 | tmp3 = X[12 * iostride]; |
||
799 | tmp4 = K707106781 * (tmp2 - tmp3); |
||
800 | tmp59 = K707106781 * (tmp2 + tmp3); |
||
801 | tmp5 = tmp1 + tmp4; |
||
802 | tmp41 = tmp1 - tmp4; |
||
803 | tmp61 = tmp59 + tmp60; |
||
804 | tmp67 = tmp60 - tmp59; |
||
805 | } |
||
806 | { |
||
807 | fftw_real tmp29; |
||
808 | fftw_real tmp33; |
||
809 | fftw_real tmp27; |
||
810 | fftw_real tmp31; |
||
811 | ASSERT_ALIGNED_DOUBLE(); |
||
812 | { |
||
813 | fftw_real tmp28; |
||
814 | fftw_real tmp32; |
||
815 | fftw_real tmp25; |
||
816 | fftw_real tmp26; |
||
817 | ASSERT_ALIGNED_DOUBLE(); |
||
818 | tmp28 = X[15 * iostride]; |
||
819 | tmp29 = K2_000000000 * tmp28; |
||
820 | tmp32 = X[7 * iostride]; |
||
821 | tmp33 = K2_000000000 * tmp32; |
||
822 | tmp25 = X[3 * iostride]; |
||
823 | tmp26 = X[11 * iostride]; |
||
824 | tmp27 = K1_414213562 * (tmp25 - tmp26); |
||
825 | tmp31 = K1_414213562 * (tmp25 + tmp26); |
||
826 | } |
||
827 | tmp30 = tmp27 - tmp29; |
||
828 | tmp49 = tmp27 + tmp29; |
||
829 | tmp34 = tmp31 + tmp33; |
||
830 | tmp50 = tmp33 - tmp31; |
||
831 | } |
||
832 | { |
||
833 | fftw_real tmp8; |
||
834 | fftw_real tmp42; |
||
835 | fftw_real tmp11; |
||
836 | fftw_real tmp43; |
||
837 | ASSERT_ALIGNED_DOUBLE(); |
||
838 | { |
||
839 | fftw_real tmp6; |
||
840 | fftw_real tmp7; |
||
841 | fftw_real tmp9; |
||
842 | fftw_real tmp10; |
||
843 | ASSERT_ALIGNED_DOUBLE(); |
||
844 | tmp6 = X[2 * iostride]; |
||
845 | tmp7 = X[10 * iostride]; |
||
846 | tmp8 = (K923879532 * tmp6) - (K382683432 * tmp7); |
||
847 | tmp42 = (K382683432 * tmp6) + (K923879532 * tmp7); |
||
848 | tmp9 = X[6 * iostride]; |
||
849 | tmp10 = X[14 * iostride]; |
||
850 | tmp11 = (K382683432 * tmp9) - (K923879532 * tmp10); |
||
851 | tmp43 = (K923879532 * tmp9) + (K382683432 * tmp10); |
||
852 | } |
||
853 | tmp12 = tmp8 + tmp11; |
||
854 | tmp66 = tmp11 - tmp8; |
||
855 | tmp44 = tmp42 - tmp43; |
||
856 | tmp58 = tmp42 + tmp43; |
||
857 | } |
||
858 | { |
||
859 | fftw_real tmp15; |
||
860 | fftw_real tmp22; |
||
861 | fftw_real tmp18; |
||
862 | fftw_real tmp20; |
||
863 | ASSERT_ALIGNED_DOUBLE(); |
||
864 | { |
||
865 | fftw_real tmp14; |
||
866 | fftw_real tmp21; |
||
867 | fftw_real tmp16; |
||
868 | fftw_real tmp17; |
||
869 | ASSERT_ALIGNED_DOUBLE(); |
||
870 | tmp14 = X[iostride]; |
||
871 | tmp15 = K2_000000000 * tmp14; |
||
872 | tmp21 = X[9 * iostride]; |
||
873 | tmp22 = K2_000000000 * tmp21; |
||
874 | tmp16 = X[5 * iostride]; |
||
875 | tmp17 = X[13 * iostride]; |
||
876 | tmp18 = K1_414213562 * (tmp16 - tmp17); |
||
877 | tmp20 = K1_414213562 * (tmp16 + tmp17); |
||
878 | } |
||
879 | tmp19 = tmp15 + tmp18; |
||
880 | tmp46 = tmp15 - tmp18; |
||
881 | tmp23 = tmp20 + tmp22; |
||
882 | tmp47 = tmp22 - tmp20; |
||
883 | } |
||
884 | { |
||
885 | fftw_real tmp13; |
||
886 | fftw_real tmp62; |
||
887 | fftw_real tmp36; |
||
888 | fftw_real tmp57; |
||
889 | fftw_real tmp24; |
||
890 | fftw_real tmp35; |
||
891 | ASSERT_ALIGNED_DOUBLE(); |
||
892 | tmp13 = tmp5 - tmp12; |
||
893 | tmp62 = tmp58 + tmp61; |
||
894 | tmp24 = (K097545161 * tmp19) + (K490392640 * tmp23); |
||
895 | tmp35 = (K097545161 * tmp30) - (K490392640 * tmp34); |
||
896 | tmp36 = tmp24 + tmp35; |
||
897 | tmp57 = tmp35 - tmp24; |
||
898 | X[4 * iostride] = tmp13 - tmp36; |
||
899 | X[3 * iostride] = tmp13 + tmp36; |
||
900 | Y[0] = tmp57 - tmp62; |
||
901 | Y[-7 * iostride] = tmp57 + tmp62; |
||
902 | } |
||
903 | { |
||
904 | fftw_real tmp37; |
||
905 | fftw_real tmp64; |
||
906 | fftw_real tmp40; |
||
907 | fftw_real tmp63; |
||
908 | fftw_real tmp38; |
||
909 | fftw_real tmp39; |
||
910 | ASSERT_ALIGNED_DOUBLE(); |
||
911 | tmp37 = tmp5 + tmp12; |
||
912 | tmp64 = tmp61 - tmp58; |
||
913 | tmp38 = (K490392640 * tmp19) - (K097545161 * tmp23); |
||
914 | tmp39 = (K490392640 * tmp30) + (K097545161 * tmp34); |
||
915 | tmp40 = tmp38 + tmp39; |
||
916 | tmp63 = tmp39 - tmp38; |
||
917 | X[7 * iostride] = tmp37 - tmp40; |
||
918 | X[0] = tmp37 + tmp40; |
||
919 | Y[-4 * iostride] = tmp63 - tmp64; |
||
920 | Y[-3 * iostride] = tmp63 + tmp64; |
||
921 | } |
||
922 | { |
||
923 | fftw_real tmp45; |
||
924 | fftw_real tmp68; |
||
925 | fftw_real tmp52; |
||
926 | fftw_real tmp65; |
||
927 | fftw_real tmp48; |
||
928 | fftw_real tmp51; |
||
929 | ASSERT_ALIGNED_DOUBLE(); |
||
930 | tmp45 = tmp41 + tmp44; |
||
931 | tmp68 = tmp66 - tmp67; |
||
932 | tmp48 = (K415734806 * tmp46) + (K277785116 * tmp47); |
||
933 | tmp51 = (K415734806 * tmp49) + (K277785116 * tmp50); |
||
934 | tmp52 = tmp48 - tmp51; |
||
935 | tmp65 = tmp48 + tmp51; |
||
936 | X[6 * iostride] = tmp45 - tmp52; |
||
937 | X[iostride] = tmp45 + tmp52; |
||
938 | Y[-5 * iostride] = -(tmp65 + tmp68); |
||
939 | Y[-2 * iostride] = tmp68 - tmp65; |
||
940 | } |
||
941 | { |
||
942 | fftw_real tmp53; |
||
943 | fftw_real tmp70; |
||
944 | fftw_real tmp56; |
||
945 | fftw_real tmp69; |
||
946 | fftw_real tmp54; |
||
947 | fftw_real tmp55; |
||
948 | ASSERT_ALIGNED_DOUBLE(); |
||
949 | tmp53 = tmp41 - tmp44; |
||
950 | tmp70 = tmp66 + tmp67; |
||
951 | tmp54 = (K415734806 * tmp50) - (K277785116 * tmp49); |
||
952 | tmp55 = (K415734806 * tmp47) - (K277785116 * tmp46); |
||
953 | tmp56 = tmp54 - tmp55; |
||
954 | tmp69 = tmp55 + tmp54; |
||
955 | X[5 * iostride] = tmp53 - tmp56; |
||
956 | X[2 * iostride] = tmp53 + tmp56; |
||
957 | Y[-6 * iostride] = tmp69 - tmp70; |
||
958 | Y[-iostride] = tmp69 + tmp70; |
||
959 | } |
||
960 | } |
||
961 | } |
||
962 | |||
963 | static const int twiddle_order[] = |
||
964 | {1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15}; |
||
965 | fftw_codelet_desc fftw_hc2hc_forward_16_desc = |
||
966 | { |
||
967 | "fftw_hc2hc_forward_16", |
||
968 | (void (*)()) fftw_hc2hc_forward_16, |
||
969 | 16, |
||
970 | FFTW_FORWARD, |
||
971 | FFTW_HC2HC, |
||
972 | 355, |
||
973 | 15, |
||
974 | twiddle_order, |
||
975 | }; |