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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 08:04:51 EDT 2018 */
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23
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24 #include "dft/codelet-dft.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_notw_c.native -fma -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name n1fv_7 -include dft/simd/n1f.h */
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29
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30 /*
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31 * This function contains 30 FP additions, 24 FP multiplications,
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32 * (or, 9 additions, 3 multiplications, 21 fused multiply/add),
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33 * 33 stack variables, 6 constants, and 14 memory accesses
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34 */
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35 #include "dft/simd/n1f.h"
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36
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37 static void n1fv_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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38 {
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39 DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
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40 DVK(KP692021471, +0.692021471630095869627814897002069140197260599);
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41 DVK(KP801937735, +0.801937735804838252472204639014890102331838324);
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42 DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
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43 DVK(KP554958132, +0.554958132087371191422194871006410481067288862);
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44 DVK(KP356895867, +0.356895867892209443894399510021300583399127187);
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45 {
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46 INT i;
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47 const R *xi;
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48 R *xo;
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49 xi = ri;
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50 xo = ro;
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51 for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(14, is), MAKE_VOLATILE_STRIDE(14, os)) {
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52 V T1, T4, Te, Ta, Tf, T7, Tg, Tb, Th, Tr, To, Tm, Tj, T2, T3;
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53 V Ts, Tq, Tp;
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54 T1 = LD(&(xi[0]), ivs, &(xi[0]));
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55 T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
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56 T3 = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
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57 T4 = VADD(T2, T3);
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58 Te = VSUB(T3, T2);
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59 {
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60 V T8, T9, T5, T6;
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61 T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
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62 T9 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
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63 Ta = VADD(T8, T9);
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64 Tf = VSUB(T9, T8);
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65 T5 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
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66 T6 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
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67 T7 = VADD(T5, T6);
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68 Tg = VSUB(T6, T5);
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69 }
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70 Tb = VFNMS(LDK(KP356895867), T4, Ta);
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71 Th = VFMA(LDK(KP554958132), Tg, Tf);
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72 Tr = VFNMS(LDK(KP554958132), Te, Tg);
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73 To = VFNMS(LDK(KP356895867), Ta, T7);
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74 Tm = VFMA(LDK(KP554958132), Tf, Te);
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75 Tj = VFNMS(LDK(KP356895867), T7, T4);
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76 ST(&(xo[0]), VADD(T1, VADD(T4, VADD(T7, Ta))), ovs, &(xo[0]));
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77 Ts = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Tr, Tf));
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78 Tp = VFNMS(LDK(KP692021471), To, T4);
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79 Tq = VFNMS(LDK(KP900968867), Tp, T1);
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80 ST(&(xo[WS(os, 4)]), VFNMSI(Ts, Tq), ovs, &(xo[0]));
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81 ST(&(xo[WS(os, 3)]), VFMAI(Ts, Tq), ovs, &(xo[WS(os, 1)]));
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82 {
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83 V Ti, Td, Tc, Tn, Tl, Tk;
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84 Ti = VMUL(LDK(KP974927912), VFNMS(LDK(KP801937735), Th, Te));
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85 Tc = VFNMS(LDK(KP692021471), Tb, T7);
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86 Td = VFNMS(LDK(KP900968867), Tc, T1);
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87 ST(&(xo[WS(os, 5)]), VFNMSI(Ti, Td), ovs, &(xo[WS(os, 1)]));
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88 ST(&(xo[WS(os, 2)]), VFMAI(Ti, Td), ovs, &(xo[0]));
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89 Tn = VMUL(LDK(KP974927912), VFMA(LDK(KP801937735), Tm, Tg));
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90 Tk = VFNMS(LDK(KP692021471), Tj, Ta);
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91 Tl = VFNMS(LDK(KP900968867), Tk, T1);
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92 ST(&(xo[WS(os, 6)]), VFNMSI(Tn, Tl), ovs, &(xo[0]));
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93 ST(&(xo[WS(os, 1)]), VFMAI(Tn, Tl), ovs, &(xo[WS(os, 1)]));
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94 }
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95 }
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96 }
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97 VLEAVE();
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98 }
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99
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100 static const kdft_desc desc = { 7, XSIMD_STRING("n1fv_7"), {9, 3, 21, 0}, &GENUS, 0, 0, 0, 0 };
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101
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102 void XSIMD(codelet_n1fv_7) (planner *p) {
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103 X(kdft_register) (p, n1fv_7, &desc);
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104 }
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105
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106 #else
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107
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108 /* Generated by: ../../../genfft/gen_notw_c.native -simd -compact -variables 4 -pipeline-latency 8 -n 7 -name n1fv_7 -include dft/simd/n1f.h */
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109
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110 /*
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111 * This function contains 30 FP additions, 18 FP multiplications,
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112 * (or, 18 additions, 6 multiplications, 12 fused multiply/add),
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113 * 24 stack variables, 6 constants, and 14 memory accesses
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114 */
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115 #include "dft/simd/n1f.h"
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116
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117 static void n1fv_7(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs)
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118 {
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119 DVK(KP900968867, +0.900968867902419126236102319507445051165919162);
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120 DVK(KP222520933, +0.222520933956314404288902564496794759466355569);
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121 DVK(KP623489801, +0.623489801858733530525004884004239810632274731);
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122 DVK(KP781831482, +0.781831482468029808708444526674057750232334519);
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123 DVK(KP974927912, +0.974927912181823607018131682993931217232785801);
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124 DVK(KP433883739, +0.433883739117558120475768332848358754609990728);
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125 {
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126 INT i;
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127 const R *xi;
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128 R *xo;
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129 xi = ri;
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130 xo = ro;
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131 for (i = v; i > 0; i = i - VL, xi = xi + (VL * ivs), xo = xo + (VL * ovs), MAKE_VOLATILE_STRIDE(14, is), MAKE_VOLATILE_STRIDE(14, os)) {
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132 V T1, Ta, Td, T4, Tc, T7, Te, T8, T9, Tj, Ti;
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133 T1 = LD(&(xi[0]), ivs, &(xi[0]));
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134 T8 = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
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135 T9 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
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136 Ta = VADD(T8, T9);
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137 Td = VSUB(T9, T8);
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138 {
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139 V T2, T3, T5, T6;
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140 T2 = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
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141 T3 = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
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142 T4 = VADD(T2, T3);
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143 Tc = VSUB(T3, T2);
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144 T5 = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
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145 T6 = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
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146 T7 = VADD(T5, T6);
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147 Te = VSUB(T6, T5);
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148 }
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149 ST(&(xo[0]), VADD(T1, VADD(T4, VADD(T7, Ta))), ovs, &(xo[0]));
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150 Tj = VBYI(VFMA(LDK(KP433883739), Tc, VFNMS(LDK(KP781831482), Te, VMUL(LDK(KP974927912), Td))));
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151 Ti = VFMA(LDK(KP623489801), T7, VFNMS(LDK(KP222520933), Ta, VFNMS(LDK(KP900968867), T4, T1)));
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152 ST(&(xo[WS(os, 4)]), VSUB(Ti, Tj), ovs, &(xo[0]));
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153 ST(&(xo[WS(os, 3)]), VADD(Ti, Tj), ovs, &(xo[WS(os, 1)]));
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154 {
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155 V Tf, Tb, Th, Tg;
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156 Tf = VBYI(VFNMS(LDK(KP781831482), Td, VFNMS(LDK(KP433883739), Te, VMUL(LDK(KP974927912), Tc))));
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157 Tb = VFMA(LDK(KP623489801), Ta, VFNMS(LDK(KP900968867), T7, VFNMS(LDK(KP222520933), T4, T1)));
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158 ST(&(xo[WS(os, 5)]), VSUB(Tb, Tf), ovs, &(xo[WS(os, 1)]));
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159 ST(&(xo[WS(os, 2)]), VADD(Tb, Tf), ovs, &(xo[0]));
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160 Th = VBYI(VFMA(LDK(KP781831482), Tc, VFMA(LDK(KP974927912), Te, VMUL(LDK(KP433883739), Td))));
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161 Tg = VFMA(LDK(KP623489801), T4, VFNMS(LDK(KP900968867), Ta, VFNMS(LDK(KP222520933), T7, T1)));
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162 ST(&(xo[WS(os, 6)]), VSUB(Tg, Th), ovs, &(xo[0]));
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163 ST(&(xo[WS(os, 1)]), VADD(Tg, Th), ovs, &(xo[WS(os, 1)]));
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164 }
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165 }
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166 }
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167 VLEAVE();
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168 }
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169
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170 static const kdft_desc desc = { 7, XSIMD_STRING("n1fv_7"), {18, 6, 12, 0}, &GENUS, 0, 0, 0, 0 };
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171
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172 void XSIMD(codelet_n1fv_7) (planner *p) {
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173 X(kdft_register) (p, n1fv_7, &desc);
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174 }
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175
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176 #endif
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