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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 13:55:52 EDT 1999 */ |
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22 | |||
23 | #include <ports/fftw-int.h> |
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24 | #include <ports/fftw.h> |
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25 | |||
26 | /* Generated by: ./genfft -magic-alignment-check -magic-twiddle-load-all -magic-variables 4 -magic-loopi -twiddleinv 10 */ |
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27 | |||
28 | /* |
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29 | * This function contains 102 FP additions, 60 FP multiplications, |
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30 | * (or, 72 additions, 30 multiplications, 30 fused multiply/add), |
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31 | * 42 stack variables, and 40 memory accesses |
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32 | */ |
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33 | static const fftw_real K951056516 = FFTW_KONST(+0.951056516295153572116439333379382143405698634); |
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34 | static const fftw_real K587785252 = FFTW_KONST(+0.587785252292473129168705954639072768597652438); |
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35 | static const fftw_real K250000000 = FFTW_KONST(+0.250000000000000000000000000000000000000000000); |
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36 | static const fftw_real K559016994 = FFTW_KONST(+0.559016994374947424102293417182819058860154590); |
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37 | |||
38 | /* |
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39 | * Generator Id's : |
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40 | * $Id: ftwi_10.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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41 | * $Id: ftwi_10.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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42 | * $Id: ftwi_10.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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43 | */ |
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44 | |||
45 | void fftwi_twiddle_10(fftw_complex *A, const fftw_complex *W, int iostride, int m, int dist) |
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46 | { |
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47 | int i; |
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48 | fftw_complex *inout; |
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49 | inout = A; |
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50 | for (i = m; i > 0; i = i - 1, inout = inout + dist, W = W + 9) { |
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51 | fftw_real tmp7; |
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52 | fftw_real tmp55; |
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53 | fftw_real tmp100; |
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54 | fftw_real tmp115; |
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55 | fftw_real tmp41; |
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56 | fftw_real tmp52; |
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57 | fftw_real tmp53; |
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58 | fftw_real tmp59; |
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59 | fftw_real tmp60; |
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60 | fftw_real tmp61; |
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61 | fftw_real tmp75; |
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62 | fftw_real tmp78; |
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63 | fftw_real tmp113; |
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64 | fftw_real tmp89; |
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65 | fftw_real tmp90; |
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66 | fftw_real tmp96; |
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67 | fftw_real tmp18; |
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68 | fftw_real tmp29; |
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69 | fftw_real tmp30; |
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70 | fftw_real tmp56; |
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71 | fftw_real tmp57; |
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72 | fftw_real tmp58; |
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73 | fftw_real tmp68; |
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74 | fftw_real tmp71; |
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75 | fftw_real tmp112; |
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76 | fftw_real tmp86; |
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77 | fftw_real tmp87; |
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78 | fftw_real tmp95; |
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79 | ASSERT_ALIGNED_DOUBLE(); |
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80 | { |
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81 | fftw_real tmp1; |
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82 | fftw_real tmp99; |
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83 | fftw_real tmp6; |
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84 | fftw_real tmp98; |
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85 | ASSERT_ALIGNED_DOUBLE(); |
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86 | tmp1 = c_re(inout[0]); |
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87 | tmp99 = c_im(inout[0]); |
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88 | { |
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89 | fftw_real tmp3; |
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90 | fftw_real tmp5; |
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91 | fftw_real tmp2; |
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92 | fftw_real tmp4; |
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93 | ASSERT_ALIGNED_DOUBLE(); |
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94 | tmp3 = c_re(inout[5 * iostride]); |
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95 | tmp5 = c_im(inout[5 * iostride]); |
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96 | tmp2 = c_re(W[4]); |
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97 | tmp4 = c_im(W[4]); |
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98 | tmp6 = (tmp2 * tmp3) + (tmp4 * tmp5); |
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99 | tmp98 = (tmp2 * tmp5) - (tmp4 * tmp3); |
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100 | } |
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101 | tmp7 = tmp1 - tmp6; |
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102 | tmp55 = tmp1 + tmp6; |
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103 | tmp100 = tmp98 + tmp99; |
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104 | tmp115 = tmp99 - tmp98; |
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105 | } |
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106 | { |
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107 | fftw_real tmp35; |
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108 | fftw_real tmp73; |
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109 | fftw_real tmp51; |
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110 | fftw_real tmp77; |
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111 | fftw_real tmp40; |
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112 | fftw_real tmp74; |
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113 | fftw_real tmp46; |
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114 | fftw_real tmp76; |
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115 | ASSERT_ALIGNED_DOUBLE(); |
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116 | { |
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117 | fftw_real tmp32; |
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118 | fftw_real tmp34; |
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119 | fftw_real tmp31; |
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120 | fftw_real tmp33; |
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121 | ASSERT_ALIGNED_DOUBLE(); |
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122 | tmp32 = c_re(inout[4 * iostride]); |
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123 | tmp34 = c_im(inout[4 * iostride]); |
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124 | tmp31 = c_re(W[3]); |
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125 | tmp33 = c_im(W[3]); |
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126 | tmp35 = (tmp31 * tmp32) + (tmp33 * tmp34); |
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127 | tmp73 = (tmp31 * tmp34) - (tmp33 * tmp32); |
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128 | } |
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129 | { |
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130 | fftw_real tmp48; |
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131 | fftw_real tmp50; |
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132 | fftw_real tmp47; |
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133 | fftw_real tmp49; |
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134 | ASSERT_ALIGNED_DOUBLE(); |
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135 | tmp48 = c_re(inout[iostride]); |
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136 | tmp50 = c_im(inout[iostride]); |
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137 | tmp47 = c_re(W[0]); |
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138 | tmp49 = c_im(W[0]); |
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139 | tmp51 = (tmp47 * tmp48) + (tmp49 * tmp50); |
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140 | tmp77 = (tmp47 * tmp50) - (tmp49 * tmp48); |
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141 | } |
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142 | { |
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143 | fftw_real tmp37; |
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144 | fftw_real tmp39; |
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145 | fftw_real tmp36; |
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146 | fftw_real tmp38; |
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147 | ASSERT_ALIGNED_DOUBLE(); |
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148 | tmp37 = c_re(inout[9 * iostride]); |
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149 | tmp39 = c_im(inout[9 * iostride]); |
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150 | tmp36 = c_re(W[8]); |
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151 | tmp38 = c_im(W[8]); |
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152 | tmp40 = (tmp36 * tmp37) + (tmp38 * tmp39); |
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153 | tmp74 = (tmp36 * tmp39) - (tmp38 * tmp37); |
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154 | } |
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155 | { |
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156 | fftw_real tmp43; |
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157 | fftw_real tmp45; |
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158 | fftw_real tmp42; |
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159 | fftw_real tmp44; |
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160 | ASSERT_ALIGNED_DOUBLE(); |
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161 | tmp43 = c_re(inout[6 * iostride]); |
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162 | tmp45 = c_im(inout[6 * iostride]); |
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163 | tmp42 = c_re(W[5]); |
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164 | tmp44 = c_im(W[5]); |
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165 | tmp46 = (tmp42 * tmp43) + (tmp44 * tmp45); |
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166 | tmp76 = (tmp42 * tmp45) - (tmp44 * tmp43); |
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167 | } |
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168 | tmp41 = tmp35 - tmp40; |
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169 | tmp52 = tmp46 - tmp51; |
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170 | tmp53 = tmp41 + tmp52; |
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171 | tmp59 = tmp35 + tmp40; |
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172 | tmp60 = tmp46 + tmp51; |
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173 | tmp61 = tmp59 + tmp60; |
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174 | tmp75 = tmp73 - tmp74; |
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175 | tmp78 = tmp76 - tmp77; |
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176 | tmp113 = tmp75 + tmp78; |
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177 | tmp89 = tmp73 + tmp74; |
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178 | tmp90 = tmp76 + tmp77; |
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179 | tmp96 = tmp89 + tmp90; |
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180 | } |
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181 | { |
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182 | fftw_real tmp12; |
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183 | fftw_real tmp66; |
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184 | fftw_real tmp28; |
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185 | fftw_real tmp70; |
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186 | fftw_real tmp17; |
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187 | fftw_real tmp67; |
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188 | fftw_real tmp23; |
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189 | fftw_real tmp69; |
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190 | ASSERT_ALIGNED_DOUBLE(); |
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191 | { |
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192 | fftw_real tmp9; |
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193 | fftw_real tmp11; |
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194 | fftw_real tmp8; |
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195 | fftw_real tmp10; |
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196 | ASSERT_ALIGNED_DOUBLE(); |
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197 | tmp9 = c_re(inout[2 * iostride]); |
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198 | tmp11 = c_im(inout[2 * iostride]); |
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199 | tmp8 = c_re(W[1]); |
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200 | tmp10 = c_im(W[1]); |
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201 | tmp12 = (tmp8 * tmp9) + (tmp10 * tmp11); |
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202 | tmp66 = (tmp8 * tmp11) - (tmp10 * tmp9); |
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203 | } |
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204 | { |
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205 | fftw_real tmp25; |
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206 | fftw_real tmp27; |
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207 | fftw_real tmp24; |
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208 | fftw_real tmp26; |
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209 | ASSERT_ALIGNED_DOUBLE(); |
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210 | tmp25 = c_re(inout[3 * iostride]); |
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211 | tmp27 = c_im(inout[3 * iostride]); |
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212 | tmp24 = c_re(W[2]); |
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213 | tmp26 = c_im(W[2]); |
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214 | tmp28 = (tmp24 * tmp25) + (tmp26 * tmp27); |
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215 | tmp70 = (tmp24 * tmp27) - (tmp26 * tmp25); |
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216 | } |
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217 | { |
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218 | fftw_real tmp14; |
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219 | fftw_real tmp16; |
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220 | fftw_real tmp13; |
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221 | fftw_real tmp15; |
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222 | ASSERT_ALIGNED_DOUBLE(); |
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223 | tmp14 = c_re(inout[7 * iostride]); |
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224 | tmp16 = c_im(inout[7 * iostride]); |
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225 | tmp13 = c_re(W[6]); |
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226 | tmp15 = c_im(W[6]); |
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227 | tmp17 = (tmp13 * tmp14) + (tmp15 * tmp16); |
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228 | tmp67 = (tmp13 * tmp16) - (tmp15 * tmp14); |
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229 | } |
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230 | { |
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231 | fftw_real tmp20; |
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232 | fftw_real tmp22; |
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233 | fftw_real tmp19; |
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234 | fftw_real tmp21; |
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235 | ASSERT_ALIGNED_DOUBLE(); |
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236 | tmp20 = c_re(inout[8 * iostride]); |
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237 | tmp22 = c_im(inout[8 * iostride]); |
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238 | tmp19 = c_re(W[7]); |
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239 | tmp21 = c_im(W[7]); |
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240 | tmp23 = (tmp19 * tmp20) + (tmp21 * tmp22); |
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241 | tmp69 = (tmp19 * tmp22) - (tmp21 * tmp20); |
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242 | } |
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243 | tmp18 = tmp12 - tmp17; |
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244 | tmp29 = tmp23 - tmp28; |
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245 | tmp30 = tmp18 + tmp29; |
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246 | tmp56 = tmp12 + tmp17; |
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247 | tmp57 = tmp23 + tmp28; |
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248 | tmp58 = tmp56 + tmp57; |
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249 | tmp68 = tmp66 - tmp67; |
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250 | tmp71 = tmp69 - tmp70; |
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251 | tmp112 = tmp68 + tmp71; |
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252 | tmp86 = tmp66 + tmp67; |
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253 | tmp87 = tmp69 + tmp70; |
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254 | tmp95 = tmp86 + tmp87; |
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255 | } |
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256 | { |
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257 | fftw_real tmp64; |
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258 | fftw_real tmp54; |
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259 | fftw_real tmp63; |
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260 | fftw_real tmp80; |
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261 | fftw_real tmp82; |
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262 | fftw_real tmp72; |
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263 | fftw_real tmp79; |
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264 | fftw_real tmp81; |
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265 | fftw_real tmp65; |
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266 | ASSERT_ALIGNED_DOUBLE(); |
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267 | tmp64 = K559016994 * (tmp30 - tmp53); |
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268 | tmp54 = tmp30 + tmp53; |
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269 | tmp63 = tmp7 - (K250000000 * tmp54); |
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270 | tmp72 = tmp68 - tmp71; |
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271 | tmp79 = tmp75 - tmp78; |
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272 | tmp80 = (K587785252 * tmp72) - (K951056516 * tmp79); |
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273 | tmp82 = (K951056516 * tmp72) + (K587785252 * tmp79); |
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274 | c_re(inout[5 * iostride]) = tmp7 + tmp54; |
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275 | tmp81 = tmp64 + tmp63; |
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276 | c_re(inout[iostride]) = tmp81 - tmp82; |
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277 | c_re(inout[9 * iostride]) = tmp81 + tmp82; |
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278 | tmp65 = tmp63 - tmp64; |
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279 | c_re(inout[7 * iostride]) = tmp65 - tmp80; |
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280 | c_re(inout[3 * iostride]) = tmp65 + tmp80; |
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281 | } |
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282 | { |
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283 | fftw_real tmp114; |
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284 | fftw_real tmp116; |
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285 | fftw_real tmp117; |
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286 | fftw_real tmp111; |
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287 | fftw_real tmp120; |
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288 | fftw_real tmp109; |
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289 | fftw_real tmp110; |
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290 | fftw_real tmp119; |
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291 | fftw_real tmp118; |
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292 | ASSERT_ALIGNED_DOUBLE(); |
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293 | tmp114 = K559016994 * (tmp112 - tmp113); |
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294 | tmp116 = tmp112 + tmp113; |
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295 | tmp117 = tmp115 - (K250000000 * tmp116); |
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296 | tmp109 = tmp18 - tmp29; |
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297 | tmp110 = tmp41 - tmp52; |
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298 | tmp111 = (K951056516 * tmp109) + (K587785252 * tmp110); |
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299 | tmp120 = (K587785252 * tmp109) - (K951056516 * tmp110); |
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300 | c_im(inout[5 * iostride]) = tmp116 + tmp115; |
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301 | tmp119 = tmp117 - tmp114; |
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302 | c_im(inout[3 * iostride]) = tmp119 - tmp120; |
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303 | c_im(inout[7 * iostride]) = tmp120 + tmp119; |
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304 | tmp118 = tmp114 + tmp117; |
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305 | c_im(inout[iostride]) = tmp111 + tmp118; |
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306 | c_im(inout[9 * iostride]) = tmp118 - tmp111; |
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307 | } |
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308 | { |
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309 | fftw_real tmp84; |
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310 | fftw_real tmp62; |
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311 | fftw_real tmp83; |
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312 | fftw_real tmp92; |
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313 | fftw_real tmp94; |
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314 | fftw_real tmp88; |
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315 | fftw_real tmp91; |
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316 | fftw_real tmp93; |
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317 | fftw_real tmp85; |
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318 | ASSERT_ALIGNED_DOUBLE(); |
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319 | tmp84 = K559016994 * (tmp58 - tmp61); |
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320 | tmp62 = tmp58 + tmp61; |
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321 | tmp83 = tmp55 - (K250000000 * tmp62); |
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322 | tmp88 = tmp86 - tmp87; |
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323 | tmp91 = tmp89 - tmp90; |
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324 | tmp92 = (K587785252 * tmp88) - (K951056516 * tmp91); |
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325 | tmp94 = (K951056516 * tmp88) + (K587785252 * tmp91); |
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326 | c_re(inout[0]) = tmp55 + tmp62; |
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327 | tmp93 = tmp84 + tmp83; |
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328 | c_re(inout[6 * iostride]) = tmp93 - tmp94; |
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329 | c_re(inout[4 * iostride]) = tmp93 + tmp94; |
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330 | tmp85 = tmp83 - tmp84; |
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331 | c_re(inout[2 * iostride]) = tmp85 - tmp92; |
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332 | c_re(inout[8 * iostride]) = tmp85 + tmp92; |
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333 | } |
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334 | { |
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335 | fftw_real tmp105; |
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336 | fftw_real tmp97; |
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337 | fftw_real tmp104; |
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338 | fftw_real tmp103; |
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339 | fftw_real tmp108; |
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340 | fftw_real tmp101; |
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341 | fftw_real tmp102; |
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342 | fftw_real tmp107; |
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343 | fftw_real tmp106; |
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344 | ASSERT_ALIGNED_DOUBLE(); |
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345 | tmp105 = K559016994 * (tmp95 - tmp96); |
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346 | tmp97 = tmp95 + tmp96; |
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347 | tmp104 = tmp100 - (K250000000 * tmp97); |
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348 | tmp101 = tmp56 - tmp57; |
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349 | tmp102 = tmp59 - tmp60; |
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350 | tmp103 = (K587785252 * tmp101) - (K951056516 * tmp102); |
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351 | tmp108 = (K951056516 * tmp101) + (K587785252 * tmp102); |
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352 | c_im(inout[0]) = tmp97 + tmp100; |
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353 | tmp107 = tmp105 + tmp104; |
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354 | c_im(inout[4 * iostride]) = tmp107 - tmp108; |
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355 | c_im(inout[6 * iostride]) = tmp108 + tmp107; |
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356 | tmp106 = tmp104 - tmp105; |
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357 | c_im(inout[2 * iostride]) = tmp103 + tmp106; |
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358 | c_im(inout[8 * iostride]) = tmp106 - tmp103; |
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359 | } |
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360 | } |
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361 | } |
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362 | |||
363 | static const int twiddle_order[] = |
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364 | {1, 2, 3, 4, 5, 6, 7, 8, 9}; |
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365 | fftw_codelet_desc fftwi_twiddle_10_desc = |
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366 | { |
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367 | "fftwi_twiddle_10", |
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368 | (void (*)()) fftwi_twiddle_10, |
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369 | 10, |
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370 | FFTW_BACKWARD, |
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371 | FFTW_TWIDDLE, |
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372 | 231, |
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373 | 9, |
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374 | twiddle_order, |
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375 | }; |