cannam@167
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1 /*
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2 * Copyright (c) 2003, 2007-14 Matteo Frigo
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3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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4 *
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5 * This program is free software; you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation; either version 2 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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18 *
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19 */
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20
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21 /* This file was automatically generated --- DO NOT EDIT */
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22 /* Generated on Thu May 24 08:07:44 EDT 2018 */
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23
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24 #include "rdft/codelet-rdft.h"
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25
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26 #if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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27
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28 /* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */
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29
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30 /*
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31 * This function contains 32 FP additions, 28 FP multiplications,
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32 * (or, 14 additions, 10 multiplications, 18 fused multiply/add),
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33 * 22 stack variables, 5 constants, and 20 memory accesses
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34 */
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35 #include "rdft/scalar/r2cbIII.h"
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36
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37 static void r2cbIII_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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38 {
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39 DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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40 DK(KP559016994, +0.559016994374947424102293417182819058860154590);
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41 DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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42 DK(KP618033988, +0.618033988749894848204586834365638117720309180);
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43 DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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44 {
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45 INT i;
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46 for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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47 E T1, To, T8, Tt, Ta, Ts, Te, Tq, Th, Tn;
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48 T1 = Cr[WS(csr, 2)];
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49 To = Ci[WS(csi, 2)];
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50 {
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51 E T2, T3, T4, T5, T6, T7;
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52 T2 = Cr[WS(csr, 4)];
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53 T3 = Cr[0];
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54 T4 = T2 + T3;
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55 T5 = Cr[WS(csr, 3)];
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56 T6 = Cr[WS(csr, 1)];
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57 T7 = T5 + T6;
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58 T8 = T4 + T7;
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59 Tt = T5 - T6;
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60 Ta = T7 - T4;
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61 Ts = T2 - T3;
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62 }
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63 {
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64 E Tc, Td, Tl, Tf, Tg, Tm;
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65 Tc = Ci[WS(csi, 3)];
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66 Td = Ci[WS(csi, 1)];
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67 Tl = Tc + Td;
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68 Tf = Ci[WS(csi, 4)];
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69 Tg = Ci[0];
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70 Tm = Tf + Tg;
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71 Te = Tc - Td;
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72 Tq = Tl + Tm;
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73 Th = Tf - Tg;
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74 Tn = Tl - Tm;
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75 }
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76 R0[0] = KP2_000000000 * (T1 + T8);
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77 R1[WS(rs, 2)] = KP2_000000000 * (Tn - To);
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78 {
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79 E Ti, Tk, Tb, Tj, T9;
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80 Ti = FMA(KP618033988, Th, Te);
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81 Tk = FNMS(KP618033988, Te, Th);
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82 T9 = FMS(KP250000000, T8, T1);
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83 Tb = FNMS(KP559016994, Ta, T9);
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84 Tj = FMA(KP559016994, Ta, T9);
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85 R0[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Ti, Tb));
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86 R0[WS(rs, 3)] = KP2_000000000 * (FMA(KP951056516, Tk, Tj));
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87 R0[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Ti, Tb)));
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88 R0[WS(rs, 2)] = -(KP2_000000000 * (FNMS(KP951056516, Tk, Tj)));
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89 }
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90 {
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91 E Tu, Tw, Tr, Tv, Tp;
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92 Tu = FMA(KP618033988, Tt, Ts);
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93 Tw = FNMS(KP618033988, Ts, Tt);
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94 Tp = FMA(KP250000000, Tn, To);
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95 Tr = FMA(KP559016994, Tq, Tp);
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96 Tv = FNMS(KP559016994, Tq, Tp);
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97 R1[0] = -(KP2_000000000 * (FMA(KP951056516, Tu, Tr)));
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98 R1[WS(rs, 3)] = KP2_000000000 * (FNMS(KP951056516, Tw, Tv));
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99 R1[WS(rs, 4)] = -(KP2_000000000 * (FNMS(KP951056516, Tu, Tr)));
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100 R1[WS(rs, 1)] = KP2_000000000 * (FMA(KP951056516, Tw, Tv));
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101 }
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102 }
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103 }
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104 }
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105
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106 static const kr2c_desc desc = { 10, "r2cbIII_10", {14, 10, 18, 0}, &GENUS };
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107
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108 void X(codelet_r2cbIII_10) (planner *p) {
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109 X(kr2c_register) (p, r2cbIII_10, &desc);
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110 }
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111
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112 #else
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113
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114 /* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 10 -name r2cbIII_10 -dft-III -include rdft/scalar/r2cbIII.h */
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115
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116 /*
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117 * This function contains 32 FP additions, 16 FP multiplications,
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118 * (or, 26 additions, 10 multiplications, 6 fused multiply/add),
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119 * 22 stack variables, 5 constants, and 20 memory accesses
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120 */
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121 #include "rdft/scalar/r2cbIII.h"
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122
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123 static void r2cbIII_10(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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124 {
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125 DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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126 DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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127 DK(KP1_175570504, +1.175570504584946258337411909278145537195304875);
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128 DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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129 DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
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130 {
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131 INT i;
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132 for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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133 E T1, To, T8, Tq, Ta, Tp, Te, Ts, Th, Tn;
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134 T1 = Cr[WS(csr, 2)];
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135 To = Ci[WS(csi, 2)];
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136 {
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137 E T2, T3, T4, T5, T6, T7;
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138 T2 = Cr[WS(csr, 4)];
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139 T3 = Cr[0];
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140 T4 = T2 + T3;
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141 T5 = Cr[WS(csr, 3)];
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142 T6 = Cr[WS(csr, 1)];
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143 T7 = T5 + T6;
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144 T8 = T4 + T7;
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145 Tq = T5 - T6;
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146 Ta = KP1_118033988 * (T7 - T4);
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147 Tp = T2 - T3;
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148 }
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149 {
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150 E Tc, Td, Tm, Tf, Tg, Tl;
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151 Tc = Ci[WS(csi, 4)];
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152 Td = Ci[0];
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153 Tm = Tc + Td;
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154 Tf = Ci[WS(csi, 1)];
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155 Tg = Ci[WS(csi, 3)];
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156 Tl = Tg + Tf;
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157 Te = Tc - Td;
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158 Ts = KP1_118033988 * (Tl + Tm);
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159 Th = Tf - Tg;
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160 Tn = Tl - Tm;
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161 }
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162 R0[0] = KP2_000000000 * (T1 + T8);
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163 R1[WS(rs, 2)] = KP2_000000000 * (Tn - To);
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164 {
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165 E Ti, Tj, Tb, Tk, T9;
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166 Ti = FNMS(KP1_902113032, Th, KP1_175570504 * Te);
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167 Tj = FMA(KP1_175570504, Th, KP1_902113032 * Te);
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168 T9 = FNMS(KP2_000000000, T1, KP500000000 * T8);
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169 Tb = T9 - Ta;
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170 Tk = T9 + Ta;
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171 R0[WS(rs, 1)] = Tb + Ti;
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172 R0[WS(rs, 3)] = Tk + Tj;
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173 R0[WS(rs, 4)] = Ti - Tb;
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174 R0[WS(rs, 2)] = Tj - Tk;
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175 }
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176 {
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177 E Tr, Tv, Tu, Tw, Tt;
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178 Tr = FMA(KP1_902113032, Tp, KP1_175570504 * Tq);
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179 Tv = FNMS(KP1_175570504, Tp, KP1_902113032 * Tq);
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180 Tt = FMA(KP500000000, Tn, KP2_000000000 * To);
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181 Tu = Ts + Tt;
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182 Tw = Tt - Ts;
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183 R1[0] = -(Tr + Tu);
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184 R1[WS(rs, 3)] = Tw - Tv;
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185 R1[WS(rs, 4)] = Tr - Tu;
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186 R1[WS(rs, 1)] = Tv + Tw;
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187 }
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188 }
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189 }
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190 }
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191
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192 static const kr2c_desc desc = { 10, "r2cbIII_10", {26, 10, 6, 0}, &GENUS };
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193
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194 void X(codelet_r2cbIII_10) (planner *p) {
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195 X(kr2c_register) (p, r2cbIII_10, &desc);
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196 }
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197
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198 #endif
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