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 08:06:42 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_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cfII_7 -dft-II -include rdft/scalar/r2cfII.h */
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29
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30 /*
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31 * This function contains 24 FP additions, 18 FP multiplications,
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32 * (or, 9 additions, 3 multiplications, 15 fused multiply/add),
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33 * 23 stack variables, 6 constants, and 14 memory accesses
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34 */
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35 #include "rdft/scalar/r2cfII.h"
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36
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37 static void r2cfII_7(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(KP900968867, +0.900968867902419126236102319507445051165919162);
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40 DK(KP692021471, +0.692021471630095869627814897002069140197260599);
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41 DK(KP801937735, +0.801937735804838252472204639014890102331838324);
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42 DK(KP974927912, +0.974927912181823607018131682993931217232785801);
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43 DK(KP554958132, +0.554958132087371191422194871006410481067288862);
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44 DK(KP356895867, +0.356895867892209443894399510021300583399127187);
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45 {
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46 INT i;
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47 for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) {
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48 E Td, Te, Tf, Tg, T3, T6, Tl, Tj, Th, T9;
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49 Td = R0[0];
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50 {
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51 E T1, T2, T7, T8, T4, T5;
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52 T1 = R0[WS(rs, 1)];
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53 T2 = R1[WS(rs, 2)];
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54 Te = T1 - T2;
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55 T7 = R1[WS(rs, 1)];
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56 T8 = R0[WS(rs, 2)];
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57 Tf = T8 - T7;
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58 T4 = R1[0];
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59 T5 = R0[WS(rs, 3)];
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60 Tg = T5 - T4;
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61 T3 = T1 + T2;
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62 T6 = T4 + T5;
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63 Tl = FNMS(KP356895867, Te, Tg);
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64 Tj = FNMS(KP356895867, Tf, Te);
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65 Th = FNMS(KP356895867, Tg, Tf);
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66 T9 = T7 + T8;
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67 }
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68 {
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69 E Ta, Tm, Tb, Ti, Tc, Tk;
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70 Ta = FMA(KP554958132, T9, T6);
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71 Ci[WS(csi, 2)] = KP974927912 * (FNMS(KP801937735, Ta, T3));
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72 Tm = FNMS(KP692021471, Tl, Tf);
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73 Cr[WS(csr, 2)] = FNMS(KP900968867, Tm, Td);
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74 Tb = FNMS(KP554958132, T3, T9);
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75 Ci[WS(csi, 1)] = -(KP974927912 * (FNMS(KP801937735, Tb, T6)));
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76 Ti = FNMS(KP692021471, Th, Te);
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77 Cr[WS(csr, 1)] = FNMS(KP900968867, Ti, Td);
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78 Cr[WS(csr, 3)] = Te + Tg + Tf + Td;
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79 Tc = FMA(KP554958132, T6, T3);
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80 Ci[0] = -(KP974927912 * (FMA(KP801937735, Tc, T9)));
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81 Tk = FNMS(KP692021471, Tj, Tg);
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82 Cr[0] = FNMS(KP900968867, Tk, Td);
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83 }
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84 }
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85 }
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86 }
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87
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88 static const kr2c_desc desc = { 7, "r2cfII_7", {9, 3, 15, 0}, &GENUS };
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89
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90 void X(codelet_r2cfII_7) (planner *p) {
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91 X(kr2c_register) (p, r2cfII_7, &desc);
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92 }
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93
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94 #else
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95
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96 /* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cfII_7 -dft-II -include rdft/scalar/r2cfII.h */
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97
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98 /*
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99 * This function contains 24 FP additions, 18 FP multiplications,
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100 * (or, 12 additions, 6 multiplications, 12 fused multiply/add),
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101 * 20 stack variables, 6 constants, and 14 memory accesses
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102 */
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103 #include "rdft/scalar/r2cfII.h"
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104
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105 static void r2cfII_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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106 {
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107 DK(KP900968867, +0.900968867902419126236102319507445051165919162);
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108 DK(KP222520933, +0.222520933956314404288902564496794759466355569);
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109 DK(KP623489801, +0.623489801858733530525004884004239810632274731);
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110 DK(KP433883739, +0.433883739117558120475768332848358754609990728);
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111 DK(KP974927912, +0.974927912181823607018131682993931217232785801);
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112 DK(KP781831482, +0.781831482468029808708444526674057750232334519);
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113 {
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114 INT i;
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115 for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) {
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116 E T1, Ta, Td, T4, Tb, T7, Tc, T8, T9;
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117 T1 = R0[0];
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118 T8 = R1[0];
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119 T9 = R0[WS(rs, 3)];
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120 Ta = T8 - T9;
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121 Td = T8 + T9;
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122 {
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123 E T2, T3, T5, T6;
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124 T2 = R0[WS(rs, 1)];
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125 T3 = R1[WS(rs, 2)];
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126 T4 = T2 - T3;
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127 Tb = T2 + T3;
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128 T5 = R1[WS(rs, 1)];
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129 T6 = R0[WS(rs, 2)];
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130 T7 = T5 - T6;
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131 Tc = T5 + T6;
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132 }
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133 Ci[0] = -(FMA(KP781831482, Tb, KP974927912 * Tc) + (KP433883739 * Td));
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134 Ci[WS(csi, 1)] = FNMS(KP974927912, Td, KP781831482 * Tc) - (KP433883739 * Tb);
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135 Cr[0] = FMA(KP623489801, T4, T1) + FMA(KP222520933, T7, KP900968867 * Ta);
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136 Ci[WS(csi, 2)] = FNMS(KP781831482, Td, KP974927912 * Tb) - (KP433883739 * Tc);
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137 Cr[WS(csr, 2)] = FMA(KP900968867, T7, T1) + FNMA(KP623489801, Ta, KP222520933 * T4);
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138 Cr[WS(csr, 1)] = FMA(KP222520933, Ta, T1) + FNMA(KP623489801, T7, KP900968867 * T4);
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139 Cr[WS(csr, 3)] = T1 + T4 - (T7 + Ta);
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140 }
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141 }
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142 }
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143
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144 static const kr2c_desc desc = { 7, "r2cfII_7", {12, 6, 12, 0}, &GENUS };
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145
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146 void X(codelet_r2cfII_7) (planner *p) {
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147 X(kr2c_register) (p, r2cfII_7, &desc);
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148 }
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149
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150 #endif
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