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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 13:54:27 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 -notwiddle 10 */ |
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27 | |||
28 | /* |
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29 | * This function contains 84 FP additions, 24 FP multiplications, |
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30 | * (or, 72 additions, 12 multiplications, 12 fused multiply/add), |
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31 | * 36 stack variables, and 40 memory accesses |
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32 | */ |
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33 | static const fftw_real K250000000 = FFTW_KONST(+0.250000000000000000000000000000000000000000000); |
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34 | static const fftw_real K559016994 = FFTW_KONST(+0.559016994374947424102293417182819058860154590); |
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35 | static const fftw_real K587785252 = FFTW_KONST(+0.587785252292473129168705954639072768597652438); |
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36 | static const fftw_real K951056516 = FFTW_KONST(+0.951056516295153572116439333379382143405698634); |
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37 | |||
38 | /* |
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39 | * Generator Id's : |
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107 | pj | 40 | * $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $ |
41 | * $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $ |
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42 | * $Id: fn_10.c,v 1.2 2003-03-24 11:14:50 pj Exp $ |
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2 | pj | 43 | */ |
44 | |||
45 | void fftw_no_twiddle_10(const fftw_complex *input, fftw_complex *output, int istride, int ostride) |
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46 | { |
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47 | fftw_real tmp3; |
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48 | fftw_real tmp19; |
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49 | fftw_real tmp52; |
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50 | fftw_real tmp76; |
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51 | fftw_real tmp56; |
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52 | fftw_real tmp57; |
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53 | fftw_real tmp10; |
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54 | fftw_real tmp17; |
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55 | fftw_real tmp18; |
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56 | fftw_real tmp74; |
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57 | fftw_real tmp73; |
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58 | fftw_real tmp22; |
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59 | fftw_real tmp25; |
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60 | fftw_real tmp26; |
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61 | fftw_real tmp36; |
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62 | fftw_real tmp43; |
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63 | fftw_real tmp47; |
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64 | fftw_real tmp48; |
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65 | fftw_real tmp53; |
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66 | fftw_real tmp66; |
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67 | fftw_real tmp69; |
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68 | fftw_real tmp77; |
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69 | fftw_real tmp78; |
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70 | fftw_real tmp79; |
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71 | ASSERT_ALIGNED_DOUBLE(); |
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72 | { |
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73 | fftw_real tmp1; |
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74 | fftw_real tmp2; |
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75 | fftw_real tmp50; |
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76 | fftw_real tmp51; |
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77 | ASSERT_ALIGNED_DOUBLE(); |
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78 | tmp1 = c_re(input[0]); |
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79 | tmp2 = c_re(input[5 * istride]); |
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80 | tmp3 = tmp1 - tmp2; |
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81 | tmp19 = tmp1 + tmp2; |
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82 | tmp50 = c_im(input[0]); |
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83 | tmp51 = c_im(input[5 * istride]); |
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84 | tmp52 = tmp50 - tmp51; |
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85 | tmp76 = tmp50 + tmp51; |
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86 | } |
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87 | { |
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88 | fftw_real tmp6; |
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89 | fftw_real tmp20; |
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90 | fftw_real tmp16; |
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91 | fftw_real tmp24; |
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92 | fftw_real tmp9; |
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93 | fftw_real tmp21; |
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94 | fftw_real tmp13; |
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95 | fftw_real tmp23; |
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96 | ASSERT_ALIGNED_DOUBLE(); |
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97 | { |
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98 | fftw_real tmp4; |
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99 | fftw_real tmp5; |
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100 | fftw_real tmp14; |
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101 | fftw_real tmp15; |
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102 | ASSERT_ALIGNED_DOUBLE(); |
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103 | tmp4 = c_re(input[2 * istride]); |
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104 | tmp5 = c_re(input[7 * istride]); |
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105 | tmp6 = tmp4 - tmp5; |
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106 | tmp20 = tmp4 + tmp5; |
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107 | tmp14 = c_re(input[6 * istride]); |
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108 | tmp15 = c_re(input[istride]); |
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109 | tmp16 = tmp14 - tmp15; |
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110 | tmp24 = tmp14 + tmp15; |
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111 | } |
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112 | { |
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113 | fftw_real tmp7; |
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114 | fftw_real tmp8; |
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115 | fftw_real tmp11; |
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116 | fftw_real tmp12; |
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117 | ASSERT_ALIGNED_DOUBLE(); |
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118 | tmp7 = c_re(input[8 * istride]); |
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119 | tmp8 = c_re(input[3 * istride]); |
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120 | tmp9 = tmp7 - tmp8; |
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121 | tmp21 = tmp7 + tmp8; |
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122 | tmp11 = c_re(input[4 * istride]); |
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123 | tmp12 = c_re(input[9 * istride]); |
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124 | tmp13 = tmp11 - tmp12; |
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125 | tmp23 = tmp11 + tmp12; |
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126 | } |
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127 | tmp56 = tmp6 - tmp9; |
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128 | tmp57 = tmp13 - tmp16; |
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129 | tmp10 = tmp6 + tmp9; |
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130 | tmp17 = tmp13 + tmp16; |
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131 | tmp18 = tmp10 + tmp17; |
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132 | tmp74 = tmp20 - tmp21; |
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133 | tmp73 = tmp23 - tmp24; |
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134 | tmp22 = tmp20 + tmp21; |
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135 | tmp25 = tmp23 + tmp24; |
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136 | tmp26 = tmp22 + tmp25; |
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137 | } |
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138 | { |
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139 | fftw_real tmp32; |
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140 | fftw_real tmp67; |
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141 | fftw_real tmp42; |
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142 | fftw_real tmp65; |
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143 | fftw_real tmp35; |
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144 | fftw_real tmp68; |
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145 | fftw_real tmp39; |
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146 | fftw_real tmp64; |
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147 | ASSERT_ALIGNED_DOUBLE(); |
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148 | { |
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149 | fftw_real tmp30; |
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150 | fftw_real tmp31; |
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151 | fftw_real tmp40; |
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152 | fftw_real tmp41; |
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153 | ASSERT_ALIGNED_DOUBLE(); |
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154 | tmp30 = c_im(input[2 * istride]); |
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155 | tmp31 = c_im(input[7 * istride]); |
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156 | tmp32 = tmp30 - tmp31; |
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157 | tmp67 = tmp30 + tmp31; |
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158 | tmp40 = c_im(input[6 * istride]); |
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159 | tmp41 = c_im(input[istride]); |
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160 | tmp42 = tmp40 - tmp41; |
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161 | tmp65 = tmp40 + tmp41; |
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162 | } |
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163 | { |
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164 | fftw_real tmp33; |
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165 | fftw_real tmp34; |
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166 | fftw_real tmp37; |
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167 | fftw_real tmp38; |
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168 | ASSERT_ALIGNED_DOUBLE(); |
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169 | tmp33 = c_im(input[8 * istride]); |
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170 | tmp34 = c_im(input[3 * istride]); |
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171 | tmp35 = tmp33 - tmp34; |
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172 | tmp68 = tmp33 + tmp34; |
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173 | tmp37 = c_im(input[4 * istride]); |
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174 | tmp38 = c_im(input[9 * istride]); |
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175 | tmp39 = tmp37 - tmp38; |
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176 | tmp64 = tmp37 + tmp38; |
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177 | } |
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178 | tmp36 = tmp32 - tmp35; |
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179 | tmp43 = tmp39 - tmp42; |
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180 | tmp47 = tmp32 + tmp35; |
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181 | tmp48 = tmp39 + tmp42; |
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182 | tmp53 = tmp47 + tmp48; |
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183 | tmp66 = tmp64 - tmp65; |
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184 | tmp69 = tmp67 - tmp68; |
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185 | tmp77 = tmp67 + tmp68; |
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186 | tmp78 = tmp64 + tmp65; |
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187 | tmp79 = tmp77 + tmp78; |
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188 | } |
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189 | c_re(output[5 * ostride]) = tmp3 + tmp18; |
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190 | { |
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191 | fftw_real tmp44; |
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192 | fftw_real tmp46; |
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193 | fftw_real tmp29; |
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194 | fftw_real tmp45; |
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195 | fftw_real tmp27; |
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196 | fftw_real tmp28; |
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197 | ASSERT_ALIGNED_DOUBLE(); |
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198 | tmp44 = (K951056516 * tmp36) + (K587785252 * tmp43); |
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199 | tmp46 = (K951056516 * tmp43) - (K587785252 * tmp36); |
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200 | tmp27 = K559016994 * (tmp10 - tmp17); |
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201 | tmp28 = tmp3 - (K250000000 * tmp18); |
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202 | tmp29 = tmp27 + tmp28; |
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203 | tmp45 = tmp28 - tmp27; |
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204 | c_re(output[9 * ostride]) = tmp29 - tmp44; |
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205 | c_re(output[ostride]) = tmp29 + tmp44; |
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206 | c_re(output[7 * ostride]) = tmp45 - tmp46; |
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207 | c_re(output[3 * ostride]) = tmp45 + tmp46; |
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208 | } |
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209 | c_re(output[0]) = tmp19 + tmp26; |
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210 | { |
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211 | fftw_real tmp70; |
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212 | fftw_real tmp72; |
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213 | fftw_real tmp63; |
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214 | fftw_real tmp71; |
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215 | fftw_real tmp61; |
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216 | fftw_real tmp62; |
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217 | ASSERT_ALIGNED_DOUBLE(); |
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218 | tmp70 = (K951056516 * tmp66) - (K587785252 * tmp69); |
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219 | tmp72 = (K951056516 * tmp69) + (K587785252 * tmp66); |
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220 | tmp61 = tmp19 - (K250000000 * tmp26); |
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221 | tmp62 = K559016994 * (tmp22 - tmp25); |
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222 | tmp63 = tmp61 - tmp62; |
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223 | tmp71 = tmp62 + tmp61; |
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224 | c_re(output[2 * ostride]) = tmp63 - tmp70; |
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225 | c_re(output[8 * ostride]) = tmp63 + tmp70; |
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226 | c_re(output[4 * ostride]) = tmp71 - tmp72; |
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227 | c_re(output[6 * ostride]) = tmp71 + tmp72; |
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228 | } |
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229 | c_im(output[5 * ostride]) = tmp52 + tmp53; |
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230 | { |
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231 | fftw_real tmp58; |
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232 | fftw_real tmp60; |
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233 | fftw_real tmp55; |
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234 | fftw_real tmp59; |
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235 | fftw_real tmp49; |
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236 | fftw_real tmp54; |
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237 | ASSERT_ALIGNED_DOUBLE(); |
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238 | tmp58 = (K951056516 * tmp56) + (K587785252 * tmp57); |
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239 | tmp60 = (K951056516 * tmp57) - (K587785252 * tmp56); |
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240 | tmp49 = K559016994 * (tmp47 - tmp48); |
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241 | tmp54 = tmp52 - (K250000000 * tmp53); |
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242 | tmp55 = tmp49 + tmp54; |
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243 | tmp59 = tmp54 - tmp49; |
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244 | c_im(output[ostride]) = tmp55 - tmp58; |
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245 | c_im(output[9 * ostride]) = tmp58 + tmp55; |
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246 | c_im(output[3 * ostride]) = tmp59 - tmp60; |
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247 | c_im(output[7 * ostride]) = tmp60 + tmp59; |
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248 | } |
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249 | c_im(output[0]) = tmp76 + tmp79; |
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250 | { |
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251 | fftw_real tmp75; |
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252 | fftw_real tmp83; |
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253 | fftw_real tmp82; |
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254 | fftw_real tmp84; |
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255 | fftw_real tmp80; |
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256 | fftw_real tmp81; |
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257 | ASSERT_ALIGNED_DOUBLE(); |
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258 | tmp75 = (K951056516 * tmp73) - (K587785252 * tmp74); |
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259 | tmp83 = (K951056516 * tmp74) + (K587785252 * tmp73); |
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260 | tmp80 = tmp76 - (K250000000 * tmp79); |
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261 | tmp81 = K559016994 * (tmp77 - tmp78); |
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262 | tmp82 = tmp80 - tmp81; |
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263 | tmp84 = tmp81 + tmp80; |
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264 | c_im(output[2 * ostride]) = tmp75 + tmp82; |
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265 | c_im(output[8 * ostride]) = tmp82 - tmp75; |
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266 | c_im(output[4 * ostride]) = tmp83 + tmp84; |
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267 | c_im(output[6 * ostride]) = tmp84 - tmp83; |
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268 | } |
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269 | } |
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270 | |||
271 | fftw_codelet_desc fftw_no_twiddle_10_desc = |
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272 | { |
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273 | "fftw_no_twiddle_10", |
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274 | (void (*)()) fftw_no_twiddle_10, |
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275 | 10, |
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276 | FFTW_FORWARD, |
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277 | FFTW_NOTW, |
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278 | 221, |
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279 | 0, |
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280 | (const int *) 0, |
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281 | }; |