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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 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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39 | * $Id: ftwi_16.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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40 | * $Id: ftwi_16.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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41 | * $Id: ftwi_16.c,v 1.1.1.1 2002-03-29 14:12:57 pj Exp $ |
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42 | */ |
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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; |
||
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); |
||
467 | tmp139 = tmp135 - tmp138; |
||
468 | tmp147 = tmp135 + tmp138; |
||
469 | tmp200 = K707106781 * (tmp100 - tmp105); |
||
470 | tmp201 = tmp194 - tmp193; |
||
471 | tmp202 = tmp200 + tmp201; |
||
472 | tmp204 = tmp201 - tmp200; |
||
473 | } |
||
474 | { |
||
475 | fftw_real tmp142; |
||
476 | fftw_real tmp145; |
||
477 | fftw_real tmp148; |
||
478 | fftw_real tmp149; |
||
479 | ASSERT_ALIGNED_DOUBLE(); |
||
480 | tmp142 = (K382683432 * tmp140) - (K923879532 * tmp141); |
||
481 | tmp145 = (K382683432 * tmp143) + (K923879532 * tmp144); |
||
482 | tmp146 = tmp142 - tmp145; |
||
483 | tmp199 = tmp145 + tmp142; |
||
484 | tmp148 = (K382683432 * tmp144) - (K923879532 * tmp143); |
||
485 | tmp149 = (K923879532 * tmp140) + (K382683432 * tmp141); |
||
486 | tmp150 = tmp148 + tmp149; |
||
487 | tmp203 = tmp148 - tmp149; |
||
488 | } |
||
489 | c_re(inout[15 * iostride]) = tmp139 - tmp146; |
||
490 | c_re(inout[7 * iostride]) = tmp139 + tmp146; |
||
491 | c_re(inout[11 * iostride]) = tmp147 - tmp150; |
||
492 | c_re(inout[3 * iostride]) = tmp147 + tmp150; |
||
493 | c_im(inout[3 * iostride]) = tmp199 + tmp202; |
||
494 | c_im(inout[11 * iostride]) = tmp202 - tmp199; |
||
495 | c_im(inout[7 * iostride]) = tmp203 + tmp204; |
||
496 | c_im(inout[15 * iostride]) = tmp204 - tmp203; |
||
497 | } |
||
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 | }; |