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root / src / fftw-3.3.8 / dft / scalar / codelets / n1_12.c @ 167:bd3cc4d1df30
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| 1 |
/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
|
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*
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* This program is free software; you can redistribute it and/or modify
|
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* it under the terms of the GNU General Public License as published by
|
| 7 |
* the Free Software Foundation; either version 2 of the License, or
|
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* (at your option) any later version.
|
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*
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* This program is distributed in the hope that it will be useful,
|
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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* 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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*
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* You should have received a copy of the GNU General Public License
|
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* along with this program; if not, write to the Free Software
|
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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|
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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Thu May 24 08:04:10 EDT 2018 */
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|
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#include "dft/codelet-dft.h" |
| 25 |
|
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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|
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/* Generated by: ../../../genfft/gen_notw.native -fma -compact -variables 4 -pipeline-latency 4 -n 12 -name n1_12 -include dft/scalar/n.h */
|
| 29 |
|
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/*
|
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* This function contains 96 FP additions, 24 FP multiplications,
|
| 32 |
* (or, 72 additions, 0 multiplications, 24 fused multiply/add),
|
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* 43 stack variables, 2 constants, and 48 memory accesses
|
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*/
|
| 35 |
#include "dft/scalar/n.h" |
| 36 |
|
| 37 |
static void n1_12(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) |
| 38 |
{
|
| 39 |
DK(KP866025403, +0.866025403784438646763723170752936183471402627); |
| 40 |
DK(KP500000000, +0.500000000000000000000000000000000000000000000); |
| 41 |
{
|
| 42 |
INT i; |
| 43 |
for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(48, is), MAKE_VOLATILE_STRIDE(48, os)) { |
| 44 |
E T5, TR, TA, Ts, TS, Tz, Ta, TU, TD, Tx, TV, TC, Tg, T1d, TG; |
| 45 |
E TJ, T1u, T1c, Tl, T1i, TL, TO, T1v, T1h; |
| 46 |
{
|
| 47 |
E T1, T2, T3, T4; |
| 48 |
T1 = ri[0];
|
| 49 |
T2 = ri[WS(is, 4)];
|
| 50 |
T3 = ri[WS(is, 8)];
|
| 51 |
T4 = T2 + T3; |
| 52 |
T5 = T1 + T4; |
| 53 |
TR = FNMS(KP500000000, T4, T1); |
| 54 |
TA = T3 - T2; |
| 55 |
} |
| 56 |
{
|
| 57 |
E To, Tp, Tq, Tr; |
| 58 |
To = ii[0];
|
| 59 |
Tp = ii[WS(is, 4)];
|
| 60 |
Tq = ii[WS(is, 8)];
|
| 61 |
Tr = Tp + Tq; |
| 62 |
Ts = To + Tr; |
| 63 |
TS = Tp - Tq; |
| 64 |
Tz = FNMS(KP500000000, Tr, To); |
| 65 |
} |
| 66 |
{
|
| 67 |
E T6, T7, T8, T9; |
| 68 |
T6 = ri[WS(is, 6)];
|
| 69 |
T7 = ri[WS(is, 10)];
|
| 70 |
T8 = ri[WS(is, 2)];
|
| 71 |
T9 = T7 + T8; |
| 72 |
Ta = T6 + T9; |
| 73 |
TU = FNMS(KP500000000, T9, T6); |
| 74 |
TD = T8 - T7; |
| 75 |
} |
| 76 |
{
|
| 77 |
E Tt, Tu, Tv, Tw; |
| 78 |
Tt = ii[WS(is, 6)];
|
| 79 |
Tu = ii[WS(is, 10)];
|
| 80 |
Tv = ii[WS(is, 2)];
|
| 81 |
Tw = Tu + Tv; |
| 82 |
Tx = Tt + Tw; |
| 83 |
TV = Tu - Tv; |
| 84 |
TC = FNMS(KP500000000, Tw, Tt); |
| 85 |
} |
| 86 |
{
|
| 87 |
E Tc, Td, Te, Tf; |
| 88 |
Tc = ri[WS(is, 3)];
|
| 89 |
Td = ri[WS(is, 7)];
|
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Te = ri[WS(is, 11)];
|
| 91 |
Tf = Td + Te; |
| 92 |
Tg = Tc + Tf; |
| 93 |
T1d = Te - Td; |
| 94 |
TG = FNMS(KP500000000, Tf, Tc); |
| 95 |
} |
| 96 |
{
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E T1a, TH, TI, T1b; |
| 98 |
T1a = ii[WS(is, 3)];
|
| 99 |
TH = ii[WS(is, 7)];
|
| 100 |
TI = ii[WS(is, 11)];
|
| 101 |
T1b = TH + TI; |
| 102 |
TJ = TH - TI; |
| 103 |
T1u = T1a + T1b; |
| 104 |
T1c = FNMS(KP500000000, T1b, T1a); |
| 105 |
} |
| 106 |
{
|
| 107 |
E Th, Ti, Tj, Tk; |
| 108 |
Th = ri[WS(is, 9)];
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Ti = ri[WS(is, 1)];
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Tj = ri[WS(is, 5)];
|
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Tk = Ti + Tj; |
| 112 |
Tl = Th + Tk; |
| 113 |
T1i = Tj - Ti; |
| 114 |
TL = FNMS(KP500000000, Tk, Th); |
| 115 |
} |
| 116 |
{
|
| 117 |
E T1f, TM, TN, T1g; |
| 118 |
T1f = ii[WS(is, 9)];
|
| 119 |
TM = ii[WS(is, 1)];
|
| 120 |
TN = ii[WS(is, 5)];
|
| 121 |
T1g = TM + TN; |
| 122 |
TO = TM - TN; |
| 123 |
T1v = T1f + T1g; |
| 124 |
T1h = FNMS(KP500000000, T1g, T1f); |
| 125 |
} |
| 126 |
{
|
| 127 |
E Tb, Tm, T1t, T1w; |
| 128 |
Tb = T5 + Ta; |
| 129 |
Tm = Tg + Tl; |
| 130 |
ro[WS(os, 6)] = Tb - Tm;
|
| 131 |
ro[0] = Tb + Tm;
|
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{
|
| 133 |
E T1x, T1y, Tn, Ty; |
| 134 |
T1x = Ts + Tx; |
| 135 |
T1y = T1u + T1v; |
| 136 |
io[WS(os, 6)] = T1x - T1y;
|
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io[0] = T1x + T1y;
|
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Tn = Tg - Tl; |
| 139 |
Ty = Ts - Tx; |
| 140 |
io[WS(os, 3)] = Tn + Ty;
|
| 141 |
io[WS(os, 9)] = Ty - Tn;
|
| 142 |
} |
| 143 |
T1t = T5 - Ta; |
| 144 |
T1w = T1u - T1v; |
| 145 |
ro[WS(os, 3)] = T1t - T1w;
|
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ro[WS(os, 9)] = T1t + T1w;
|
| 147 |
{
|
| 148 |
E T11, T1l, T1k, T1m, T14, T18, T17, T19; |
| 149 |
{
|
| 150 |
E TZ, T10, T1e, T1j; |
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TZ = FMA(KP866025403, TA, Tz); |
| 152 |
T10 = FMA(KP866025403, TD, TC); |
| 153 |
T11 = TZ - T10; |
| 154 |
T1l = TZ + T10; |
| 155 |
T1e = FMA(KP866025403, T1d, T1c); |
| 156 |
T1j = FMA(KP866025403, T1i, T1h); |
| 157 |
T1k = T1e - T1j; |
| 158 |
T1m = T1e + T1j; |
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} |
| 160 |
{
|
| 161 |
E T12, T13, T15, T16; |
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T12 = FMA(KP866025403, TJ, TG); |
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T13 = FMA(KP866025403, TO, TL); |
| 164 |
T14 = T12 - T13; |
| 165 |
T18 = T12 + T13; |
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T15 = FMA(KP866025403, TS, TR); |
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T16 = FMA(KP866025403, TV, TU); |
| 168 |
T17 = T15 + T16; |
| 169 |
T19 = T15 - T16; |
| 170 |
} |
| 171 |
io[WS(os, 1)] = T11 - T14;
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ro[WS(os, 1)] = T19 + T1k;
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io[WS(os, 7)] = T11 + T14;
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ro[WS(os, 7)] = T19 - T1k;
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ro[WS(os, 10)] = T17 - T18;
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io[WS(os, 10)] = T1l - T1m;
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ro[WS(os, 4)] = T17 + T18;
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io[WS(os, 4)] = T1l + T1m;
|
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} |
| 180 |
{
|
| 181 |
E TF, T1r, T1q, T1s, TQ, TY, TX, T1n; |
| 182 |
{
|
| 183 |
E TB, TE, T1o, T1p; |
| 184 |
TB = FNMS(KP866025403, TA, Tz); |
| 185 |
TE = FNMS(KP866025403, TD, TC); |
| 186 |
TF = TB - TE; |
| 187 |
T1r = TB + TE; |
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T1o = FNMS(KP866025403, T1d, T1c); |
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T1p = FNMS(KP866025403, T1i, T1h); |
| 190 |
T1q = T1o - T1p; |
| 191 |
T1s = T1o + T1p; |
| 192 |
} |
| 193 |
{
|
| 194 |
E TK, TP, TT, TW; |
| 195 |
TK = FNMS(KP866025403, TJ, TG); |
| 196 |
TP = FNMS(KP866025403, TO, TL); |
| 197 |
TQ = TK - TP; |
| 198 |
TY = TK + TP; |
| 199 |
TT = FNMS(KP866025403, TS, TR); |
| 200 |
TW = FNMS(KP866025403, TV, TU); |
| 201 |
TX = TT + TW; |
| 202 |
T1n = TT - TW; |
| 203 |
} |
| 204 |
io[WS(os, 5)] = TF - TQ;
|
| 205 |
ro[WS(os, 5)] = T1n + T1q;
|
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io[WS(os, 11)] = TF + TQ;
|
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ro[WS(os, 11)] = T1n - T1q;
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ro[WS(os, 2)] = TX - TY;
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io[WS(os, 2)] = T1r - T1s;
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ro[WS(os, 8)] = TX + TY;
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io[WS(os, 8)] = T1r + T1s;
|
| 212 |
} |
| 213 |
} |
| 214 |
} |
| 215 |
} |
| 216 |
} |
| 217 |
|
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static const kdft_desc desc = { 12, "n1_12", {72, 0, 24, 0}, &GENUS, 0, 0, 0, 0 }; |
| 219 |
|
| 220 |
void X(codelet_n1_12) (planner *p) {
|
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X(kdft_register) (p, n1_12, &desc); |
| 222 |
} |
| 223 |
|
| 224 |
#else
|
| 225 |
|
| 226 |
/* Generated by: ../../../genfft/gen_notw.native -compact -variables 4 -pipeline-latency 4 -n 12 -name n1_12 -include dft/scalar/n.h */
|
| 227 |
|
| 228 |
/*
|
| 229 |
* This function contains 96 FP additions, 16 FP multiplications,
|
| 230 |
* (or, 88 additions, 8 multiplications, 8 fused multiply/add),
|
| 231 |
* 43 stack variables, 2 constants, and 48 memory accesses
|
| 232 |
*/
|
| 233 |
#include "dft/scalar/n.h" |
| 234 |
|
| 235 |
static void n1_12(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, INT v, INT ivs, INT ovs) |
| 236 |
{
|
| 237 |
DK(KP866025403, +0.866025403784438646763723170752936183471402627); |
| 238 |
DK(KP500000000, +0.500000000000000000000000000000000000000000000); |
| 239 |
{
|
| 240 |
INT i; |
| 241 |
for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs, MAKE_VOLATILE_STRIDE(48, is), MAKE_VOLATILE_STRIDE(48, os)) { |
| 242 |
E T5, TR, TA, Ts, TS, Tz, Ta, TU, TD, Tx, TV, TC, Tg, T1a, TG; |
| 243 |
E TJ, T1u, T1d, Tl, T1f, TL, TO, T1v, T1i; |
| 244 |
{
|
| 245 |
E T1, T2, T3, T4; |
| 246 |
T1 = ri[0];
|
| 247 |
T2 = ri[WS(is, 4)];
|
| 248 |
T3 = ri[WS(is, 8)];
|
| 249 |
T4 = T2 + T3; |
| 250 |
T5 = T1 + T4; |
| 251 |
TR = FNMS(KP500000000, T4, T1); |
| 252 |
TA = KP866025403 * (T3 - T2); |
| 253 |
} |
| 254 |
{
|
| 255 |
E To, Tp, Tq, Tr; |
| 256 |
To = ii[0];
|
| 257 |
Tp = ii[WS(is, 4)];
|
| 258 |
Tq = ii[WS(is, 8)];
|
| 259 |
Tr = Tp + Tq; |
| 260 |
Ts = To + Tr; |
| 261 |
TS = KP866025403 * (Tp - Tq); |
| 262 |
Tz = FNMS(KP500000000, Tr, To); |
| 263 |
} |
| 264 |
{
|
| 265 |
E T6, T7, T8, T9; |
| 266 |
T6 = ri[WS(is, 6)];
|
| 267 |
T7 = ri[WS(is, 10)];
|
| 268 |
T8 = ri[WS(is, 2)];
|
| 269 |
T9 = T7 + T8; |
| 270 |
Ta = T6 + T9; |
| 271 |
TU = FNMS(KP500000000, T9, T6); |
| 272 |
TD = KP866025403 * (T8 - T7); |
| 273 |
} |
| 274 |
{
|
| 275 |
E Tt, Tu, Tv, Tw; |
| 276 |
Tt = ii[WS(is, 6)];
|
| 277 |
Tu = ii[WS(is, 10)];
|
| 278 |
Tv = ii[WS(is, 2)];
|
| 279 |
Tw = Tu + Tv; |
| 280 |
Tx = Tt + Tw; |
| 281 |
TV = KP866025403 * (Tu - Tv); |
| 282 |
TC = FNMS(KP500000000, Tw, Tt); |
| 283 |
} |
| 284 |
{
|
| 285 |
E Tc, Td, Te, Tf; |
| 286 |
Tc = ri[WS(is, 3)];
|
| 287 |
Td = ri[WS(is, 7)];
|
| 288 |
Te = ri[WS(is, 11)];
|
| 289 |
Tf = Td + Te; |
| 290 |
Tg = Tc + Tf; |
| 291 |
T1a = KP866025403 * (Te - Td); |
| 292 |
TG = FNMS(KP500000000, Tf, Tc); |
| 293 |
} |
| 294 |
{
|
| 295 |
E T1b, TH, TI, T1c; |
| 296 |
T1b = ii[WS(is, 3)];
|
| 297 |
TH = ii[WS(is, 7)];
|
| 298 |
TI = ii[WS(is, 11)];
|
| 299 |
T1c = TH + TI; |
| 300 |
TJ = KP866025403 * (TH - TI); |
| 301 |
T1u = T1b + T1c; |
| 302 |
T1d = FNMS(KP500000000, T1c, T1b); |
| 303 |
} |
| 304 |
{
|
| 305 |
E Th, Ti, Tj, Tk; |
| 306 |
Th = ri[WS(is, 9)];
|
| 307 |
Ti = ri[WS(is, 1)];
|
| 308 |
Tj = ri[WS(is, 5)];
|
| 309 |
Tk = Ti + Tj; |
| 310 |
Tl = Th + Tk; |
| 311 |
T1f = KP866025403 * (Tj - Ti); |
| 312 |
TL = FNMS(KP500000000, Tk, Th); |
| 313 |
} |
| 314 |
{
|
| 315 |
E T1g, TM, TN, T1h; |
| 316 |
T1g = ii[WS(is, 9)];
|
| 317 |
TM = ii[WS(is, 1)];
|
| 318 |
TN = ii[WS(is, 5)];
|
| 319 |
T1h = TM + TN; |
| 320 |
TO = KP866025403 * (TM - TN); |
| 321 |
T1v = T1g + T1h; |
| 322 |
T1i = FNMS(KP500000000, T1h, T1g); |
| 323 |
} |
| 324 |
{
|
| 325 |
E Tb, Tm, T1t, T1w; |
| 326 |
Tb = T5 + Ta; |
| 327 |
Tm = Tg + Tl; |
| 328 |
ro[WS(os, 6)] = Tb - Tm;
|
| 329 |
ro[0] = Tb + Tm;
|
| 330 |
{
|
| 331 |
E T1x, T1y, Tn, Ty; |
| 332 |
T1x = Ts + Tx; |
| 333 |
T1y = T1u + T1v; |
| 334 |
io[WS(os, 6)] = T1x - T1y;
|
| 335 |
io[0] = T1x + T1y;
|
| 336 |
Tn = Tg - Tl; |
| 337 |
Ty = Ts - Tx; |
| 338 |
io[WS(os, 3)] = Tn + Ty;
|
| 339 |
io[WS(os, 9)] = Ty - Tn;
|
| 340 |
} |
| 341 |
T1t = T5 - Ta; |
| 342 |
T1w = T1u - T1v; |
| 343 |
ro[WS(os, 3)] = T1t - T1w;
|
| 344 |
ro[WS(os, 9)] = T1t + T1w;
|
| 345 |
{
|
| 346 |
E T11, T1l, T1k, T1m, T14, T18, T17, T19; |
| 347 |
{
|
| 348 |
E TZ, T10, T1e, T1j; |
| 349 |
TZ = TA + Tz; |
| 350 |
T10 = TD + TC; |
| 351 |
T11 = TZ - T10; |
| 352 |
T1l = TZ + T10; |
| 353 |
T1e = T1a + T1d; |
| 354 |
T1j = T1f + T1i; |
| 355 |
T1k = T1e - T1j; |
| 356 |
T1m = T1e + T1j; |
| 357 |
} |
| 358 |
{
|
| 359 |
E T12, T13, T15, T16; |
| 360 |
T12 = TG + TJ; |
| 361 |
T13 = TL + TO; |
| 362 |
T14 = T12 - T13; |
| 363 |
T18 = T12 + T13; |
| 364 |
T15 = TR + TS; |
| 365 |
T16 = TU + TV; |
| 366 |
T17 = T15 + T16; |
| 367 |
T19 = T15 - T16; |
| 368 |
} |
| 369 |
io[WS(os, 1)] = T11 - T14;
|
| 370 |
ro[WS(os, 1)] = T19 + T1k;
|
| 371 |
io[WS(os, 7)] = T11 + T14;
|
| 372 |
ro[WS(os, 7)] = T19 - T1k;
|
| 373 |
ro[WS(os, 10)] = T17 - T18;
|
| 374 |
io[WS(os, 10)] = T1l - T1m;
|
| 375 |
ro[WS(os, 4)] = T17 + T18;
|
| 376 |
io[WS(os, 4)] = T1l + T1m;
|
| 377 |
} |
| 378 |
{
|
| 379 |
E TF, T1r, T1q, T1s, TQ, TY, TX, T1n; |
| 380 |
{
|
| 381 |
E TB, TE, T1o, T1p; |
| 382 |
TB = Tz - TA; |
| 383 |
TE = TC - TD; |
| 384 |
TF = TB - TE; |
| 385 |
T1r = TB + TE; |
| 386 |
T1o = T1d - T1a; |
| 387 |
T1p = T1i - T1f; |
| 388 |
T1q = T1o - T1p; |
| 389 |
T1s = T1o + T1p; |
| 390 |
} |
| 391 |
{
|
| 392 |
E TK, TP, TT, TW; |
| 393 |
TK = TG - TJ; |
| 394 |
TP = TL - TO; |
| 395 |
TQ = TK - TP; |
| 396 |
TY = TK + TP; |
| 397 |
TT = TR - TS; |
| 398 |
TW = TU - TV; |
| 399 |
TX = TT + TW; |
| 400 |
T1n = TT - TW; |
| 401 |
} |
| 402 |
io[WS(os, 5)] = TF - TQ;
|
| 403 |
ro[WS(os, 5)] = T1n + T1q;
|
| 404 |
io[WS(os, 11)] = TF + TQ;
|
| 405 |
ro[WS(os, 11)] = T1n - T1q;
|
| 406 |
ro[WS(os, 2)] = TX - TY;
|
| 407 |
io[WS(os, 2)] = T1r - T1s;
|
| 408 |
ro[WS(os, 8)] = TX + TY;
|
| 409 |
io[WS(os, 8)] = T1r + T1s;
|
| 410 |
} |
| 411 |
} |
| 412 |
} |
| 413 |
} |
| 414 |
} |
| 415 |
|
| 416 |
static const kdft_desc desc = { 12, "n1_12", {88, 8, 8, 0}, &GENUS, 0, 0, 0, 0 }; |
| 417 |
|
| 418 |
void X(codelet_n1_12) (planner *p) {
|
| 419 |
X(kdft_register) (p, n1_12, &desc); |
| 420 |
} |
| 421 |
|
| 422 |
#endif
|