Mercurial > hg > sv-dependency-builds

annotate src/fftw-3.3.5/dft/scalar/codelets/t1_8.c @ 84:08ae793730bd

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Add null config files
author Chris Cannam
date Mon, 02 Mar 2020 14:03:47 +0000
parents 2cd0e3b3e1fd
children
rev   line source
Chris@42 1 /*
Chris@42 2 * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@42 3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@42 4 *
Chris@42 5 * This program is free software; you can redistribute it and/or modify
Chris@42 6 * it under the terms of the GNU General Public License as published by
Chris@42 7 * the Free Software Foundation; either version 2 of the License, or
Chris@42 8 * (at your option) any later version.
Chris@42 9 *
Chris@42 10 * This program is distributed in the hope that it will be useful,
Chris@42 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@42 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@42 13 * GNU General Public License for more details.
Chris@42 14 *
Chris@42 15 * You should have received a copy of the GNU General Public License
Chris@42 16 * along with this program; if not, write to the Free Software
Chris@42 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@42 18 *
Chris@42 19 */
Chris@42 20
Chris@42 21 /* This file was automatically generated --- DO NOT EDIT */
Chris@42 22 /* Generated on Sat Jul 30 16:36:10 EDT 2016 */
Chris@42 23
Chris@42 24 #include "codelet-dft.h"
Chris@42 25
Chris@42 26 #ifdef HAVE_FMA
Chris@42 27
Chris@42 28 /* Generated by: ../../../genfft/gen_twiddle.native -fma -reorder-insns -schedule-for-pipeline -compact -variables 4 -pipeline-latency 4 -n 8 -name t1_8 -include t.h */
Chris@42 29
Chris@42 30 /*
Chris@42 31 * This function contains 66 FP additions, 36 FP multiplications,
Chris@42 32 * (or, 44 additions, 14 multiplications, 22 fused multiply/add),
Chris@42 33 * 61 stack variables, 1 constants, and 32 memory accesses
Chris@42 34 */
Chris@42 35 #include "t.h"
Chris@42 36
Chris@42 37 static void t1_8(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
Chris@42 38 {
Chris@42 39 DK(KP707106781, +0.707106781186547524400844362104849039284835938);
Chris@42 40 {
Chris@42 41 INT m;
Chris@42 42 for (m = mb, W = W + (mb * 14); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 14, MAKE_VOLATILE_STRIDE(16, rs)) {
Chris@42 43 E T1g, T1f, T1e, Tm, T1q, T1o, T1p, TN, T1h, T1i;
Chris@42 44 {
Chris@42 45 E T1, T1m, T1l, T7, TS, Tk, TQ, Te, To, Tr, T17, TM, T12, Tu, TW;
Chris@42 46 E Tp, Tx, Tt, Tq, Tw;
Chris@42 47 {
Chris@42 48 E T3, T6, T2, T5;
Chris@42 49 T1 = ri[0];
Chris@42 50 T1m = ii[0];
Chris@42 51 T3 = ri[WS(rs, 4)];
Chris@42 52 T6 = ii[WS(rs, 4)];
Chris@42 53 T2 = W[6];
Chris@42 54 T5 = W[7];
Chris@42 55 {
Chris@42 56 E Ta, Td, T9, Tc;
Chris@42 57 {
Chris@42 58 E Tg, Tj, Ti, TR, Th, T1k, T4, Tf;
Chris@42 59 Tg = ri[WS(rs, 6)];
Chris@42 60 Tj = ii[WS(rs, 6)];
Chris@42 61 T1k = T2 * T6;
Chris@42 62 T4 = T2 * T3;
Chris@42 63 Tf = W[10];
Chris@42 64 Ti = W[11];
Chris@42 65 T1l = FNMS(T5, T3, T1k);
Chris@42 66 T7 = FMA(T5, T6, T4);
Chris@42 67 TR = Tf * Tj;
Chris@42 68 Th = Tf * Tg;
Chris@42 69 Ta = ri[WS(rs, 2)];
Chris@42 70 Td = ii[WS(rs, 2)];
Chris@42 71 TS = FNMS(Ti, Tg, TR);
Chris@42 72 Tk = FMA(Ti, Tj, Th);
Chris@42 73 T9 = W[2];
Chris@42 74 Tc = W[3];
Chris@42 75 }
Chris@42 76 {
Chris@42 77 E TB, TE, TH, T13, TC, TK, TG, TD, TJ, TP, Tb, TA, Tn;
Chris@42 78 TB = ri[WS(rs, 7)];
Chris@42 79 TE = ii[WS(rs, 7)];
Chris@42 80 TP = T9 * Td;
Chris@42 81 Tb = T9 * Ta;
Chris@42 82 TA = W[12];
Chris@42 83 TH = ri[WS(rs, 3)];
Chris@42 84 TQ = FNMS(Tc, Ta, TP);
Chris@42 85 Te = FMA(Tc, Td, Tb);
Chris@42 86 T13 = TA * TE;
Chris@42 87 TC = TA * TB;
Chris@42 88 TK = ii[WS(rs, 3)];
Chris@42 89 TG = W[4];
Chris@42 90 TD = W[13];
Chris@42 91 TJ = W[5];
Chris@42 92 {
Chris@42 93 E T14, TF, T16, TL, T15, TI;
Chris@42 94 To = ri[WS(rs, 1)];
Chris@42 95 T15 = TG * TK;
Chris@42 96 TI = TG * TH;
Chris@42 97 T14 = FNMS(TD, TB, T13);
Chris@42 98 TF = FMA(TD, TE, TC);
Chris@42 99 T16 = FNMS(TJ, TH, T15);
Chris@42 100 TL = FMA(TJ, TK, TI);
Chris@42 101 Tr = ii[WS(rs, 1)];
Chris@42 102 Tn = W[0];
Chris@42 103 T17 = T14 - T16;
Chris@42 104 T1g = T14 + T16;
Chris@42 105 TM = TF + TL;
Chris@42 106 T12 = TF - TL;
Chris@42 107 }
Chris@42 108 Tu = ri[WS(rs, 5)];
Chris@42 109 TW = Tn * Tr;
Chris@42 110 Tp = Tn * To;
Chris@42 111 Tx = ii[WS(rs, 5)];
Chris@42 112 Tt = W[8];
Chris@42 113 Tq = W[1];
Chris@42 114 Tw = W[9];
Chris@42 115 }
Chris@42 116 }
Chris@42 117 }
Chris@42 118 {
Chris@42 119 E T8, T1j, T1n, Tz, T1a, TU, Tl, T1b, T1c, T1v, T1t, T1w, T19, T1u, T1d;
Chris@42 120 {
Chris@42 121 E T1r, T10, TV, T1s, T11, T18;
Chris@42 122 {
Chris@42 123 E TO, TX, Ts, TZ, Ty, TT, TY, Tv;
Chris@42 124 T8 = T1 + T7;
Chris@42 125 TO = T1 - T7;
Chris@42 126 TY = Tt * Tx;
Chris@42 127 Tv = Tt * Tu;
Chris@42 128 TX = FNMS(Tq, To, TW);
Chris@42 129 Ts = FMA(Tq, Tr, Tp);
Chris@42 130 TZ = FNMS(Tw, Tu, TY);
Chris@42 131 Ty = FMA(Tw, Tx, Tv);
Chris@42 132 TT = TQ - TS;
Chris@42 133 T1j = TQ + TS;
Chris@42 134 T1n = T1l + T1m;
Chris@42 135 T1r = T1m - T1l;
Chris@42 136 T10 = TX - TZ;
Chris@42 137 T1f = TX + TZ;
Chris@42 138 Tz = Ts + Ty;
Chris@42 139 TV = Ts - Ty;
Chris@42 140 T1a = TO - TT;
Chris@42 141 TU = TO + TT;
Chris@42 142 T1s = Te - Tk;
Chris@42 143 Tl = Te + Tk;
Chris@42 144 }
Chris@42 145 T1b = T10 - TV;
Chris@42 146 T11 = TV + T10;
Chris@42 147 T18 = T12 - T17;
Chris@42 148 T1c = T12 + T17;
Chris@42 149 T1v = T1s + T1r;
Chris@42 150 T1t = T1r - T1s;
Chris@42 151 T1w = T18 - T11;
Chris@42 152 T19 = T11 + T18;
Chris@42 153 }
Chris@42 154 ii[WS(rs, 3)] = FMA(KP707106781, T1w, T1v);
Chris@42 155 ii[WS(rs, 7)] = FNMS(KP707106781, T1w, T1v);
Chris@42 156 ri[WS(rs, 1)] = FMA(KP707106781, T19, TU);
Chris@42 157 ri[WS(rs, 5)] = FNMS(KP707106781, T19, TU);
Chris@42 158 T1u = T1b + T1c;
Chris@42 159 T1d = T1b - T1c;
Chris@42 160 ii[WS(rs, 1)] = FMA(KP707106781, T1u, T1t);
Chris@42 161 ii[WS(rs, 5)] = FNMS(KP707106781, T1u, T1t);
Chris@42 162 ri[WS(rs, 3)] = FMA(KP707106781, T1d, T1a);
Chris@42 163 ri[WS(rs, 7)] = FNMS(KP707106781, T1d, T1a);
Chris@42 164 T1e = T8 - Tl;
Chris@42 165 Tm = T8 + Tl;
Chris@42 166 T1q = T1n - T1j;
Chris@42 167 T1o = T1j + T1n;
Chris@42 168 T1p = TM - Tz;
Chris@42 169 TN = Tz + TM;
Chris@42 170 }
Chris@42 171 }
Chris@42 172 ii[WS(rs, 2)] = T1p + T1q;
Chris@42 173 ii[WS(rs, 6)] = T1q - T1p;
Chris@42 174 ri[0] = Tm + TN;
Chris@42 175 ri[WS(rs, 4)] = Tm - TN;
Chris@42 176 T1h = T1f - T1g;
Chris@42 177 T1i = T1f + T1g;
Chris@42 178 ii[0] = T1i + T1o;
Chris@42 179 ii[WS(rs, 4)] = T1o - T1i;
Chris@42 180 ri[WS(rs, 2)] = T1e + T1h;
Chris@42 181 ri[WS(rs, 6)] = T1e - T1h;
Chris@42 182 }
Chris@42 183 }
Chris@42 184 }
Chris@42 185
Chris@42 186 static const tw_instr twinstr[] = {
Chris@42 187 {TW_FULL, 0, 8},
Chris@42 188 {TW_NEXT, 1, 0}
Chris@42 189 };
Chris@42 190
Chris@42 191 static const ct_desc desc = { 8, "t1_8", twinstr, &GENUS, {44, 14, 22, 0}, 0, 0, 0 };
Chris@42 192
Chris@42 193 void X(codelet_t1_8) (planner *p) {
Chris@42 194 X(kdft_dit_register) (p, t1_8, &desc);
Chris@42 195 }
Chris@42 196 #else /* HAVE_FMA */
Chris@42 197
Chris@42 198 /* Generated by: ../../../genfft/gen_twiddle.native -compact -variables 4 -pipeline-latency 4 -n 8 -name t1_8 -include t.h */
Chris@42 199
Chris@42 200 /*
Chris@42 201 * This function contains 66 FP additions, 32 FP multiplications,
Chris@42 202 * (or, 52 additions, 18 multiplications, 14 fused multiply/add),
Chris@42 203 * 28 stack variables, 1 constants, and 32 memory accesses
Chris@42 204 */
Chris@42 205 #include "t.h"
Chris@42 206
Chris@42 207 static void t1_8(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
Chris@42 208 {
Chris@42 209 DK(KP707106781, +0.707106781186547524400844362104849039284835938);
Chris@42 210 {
Chris@42 211 INT m;
Chris@42 212 for (m = mb, W = W + (mb * 14); m < me; m = m + 1, ri = ri + ms, ii = ii + ms, W = W + 14, MAKE_VOLATILE_STRIDE(16, rs)) {
Chris@42 213 E T7, T1e, TH, T19, TF, T13, TR, TU, Ti, T1f, TK, T16, Tu, T12, TM;
Chris@42 214 E TP;
Chris@42 215 {
Chris@42 216 E T1, T18, T6, T17;
Chris@42 217 T1 = ri[0];
Chris@42 218 T18 = ii[0];
Chris@42 219 {
Chris@42 220 E T3, T5, T2, T4;
Chris@42 221 T3 = ri[WS(rs, 4)];
Chris@42 222 T5 = ii[WS(rs, 4)];
Chris@42 223 T2 = W[6];
Chris@42 224 T4 = W[7];
Chris@42 225 T6 = FMA(T2, T3, T4 * T5);
Chris@42 226 T17 = FNMS(T4, T3, T2 * T5);
Chris@42 227 }
Chris@42 228 T7 = T1 + T6;
Chris@42 229 T1e = T18 - T17;
Chris@42 230 TH = T1 - T6;
Chris@42 231 T19 = T17 + T18;
Chris@42 232 }
Chris@42 233 {
Chris@42 234 E Tz, TS, TE, TT;
Chris@42 235 {
Chris@42 236 E Tw, Ty, Tv, Tx;
Chris@42 237 Tw = ri[WS(rs, 7)];
Chris@42 238 Ty = ii[WS(rs, 7)];
Chris@42 239 Tv = W[12];
Chris@42 240 Tx = W[13];
Chris@42 241 Tz = FMA(Tv, Tw, Tx * Ty);
Chris@42 242 TS = FNMS(Tx, Tw, Tv * Ty);
Chris@42 243 }
Chris@42 244 {
Chris@42 245 E TB, TD, TA, TC;
Chris@42 246 TB = ri[WS(rs, 3)];
Chris@42 247 TD = ii[WS(rs, 3)];
Chris@42 248 TA = W[4];
Chris@42 249 TC = W[5];
Chris@42 250 TE = FMA(TA, TB, TC * TD);
Chris@42 251 TT = FNMS(TC, TB, TA * TD);
Chris@42 252 }
Chris@42 253 TF = Tz + TE;
Chris@42 254 T13 = TS + TT;
Chris@42 255 TR = Tz - TE;
Chris@42 256 TU = TS - TT;
Chris@42 257 }
Chris@42 258 {
Chris@42 259 E Tc, TI, Th, TJ;
Chris@42 260 {
Chris@42 261 E T9, Tb, T8, Ta;
Chris@42 262 T9 = ri[WS(rs, 2)];
Chris@42 263 Tb = ii[WS(rs, 2)];
Chris@42 264 T8 = W[2];
Chris@42 265 Ta = W[3];
Chris@42 266 Tc = FMA(T8, T9, Ta * Tb);
Chris@42 267 TI = FNMS(Ta, T9, T8 * Tb);
Chris@42 268 }
Chris@42 269 {
Chris@42 270 E Te, Tg, Td, Tf;
Chris@42 271 Te = ri[WS(rs, 6)];
Chris@42 272 Tg = ii[WS(rs, 6)];
Chris@42 273 Td = W[10];
Chris@42 274 Tf = W[11];
Chris@42 275 Th = FMA(Td, Te, Tf * Tg);
Chris@42 276 TJ = FNMS(Tf, Te, Td * Tg);
Chris@42 277 }
Chris@42 278 Ti = Tc + Th;
Chris@42 279 T1f = Tc - Th;
Chris@42 280 TK = TI - TJ;
Chris@42 281 T16 = TI + TJ;
Chris@42 282 }
Chris@42 283 {
Chris@42 284 E To, TN, Tt, TO;
Chris@42 285 {
Chris@42 286 E Tl, Tn, Tk, Tm;
Chris@42 287 Tl = ri[WS(rs, 1)];
Chris@42 288 Tn = ii[WS(rs, 1)];
Chris@42 289 Tk = W[0];
Chris@42 290 Tm = W[1];
Chris@42 291 To = FMA(Tk, Tl, Tm * Tn);
Chris@42 292 TN = FNMS(Tm, Tl, Tk * Tn);
Chris@42 293 }
Chris@42 294 {
Chris@42 295 E Tq, Ts, Tp, Tr;
Chris@42 296 Tq = ri[WS(rs, 5)];
Chris@42 297 Ts = ii[WS(rs, 5)];
Chris@42 298 Tp = W[8];
Chris@42 299 Tr = W[9];
Chris@42 300 Tt = FMA(Tp, Tq, Tr * Ts);
Chris@42 301 TO = FNMS(Tr, Tq, Tp * Ts);
Chris@42 302 }
Chris@42 303 Tu = To + Tt;
Chris@42 304 T12 = TN + TO;
Chris@42 305 TM = To - Tt;
Chris@42 306 TP = TN - TO;
Chris@42 307 }
Chris@42 308 {
Chris@42 309 E Tj, TG, T1b, T1c;
Chris@42 310 Tj = T7 + Ti;
Chris@42 311 TG = Tu + TF;
Chris@42 312 ri[WS(rs, 4)] = Tj - TG;
Chris@42 313 ri[0] = Tj + TG;
Chris@42 314 {
Chris@42 315 E T15, T1a, T11, T14;
Chris@42 316 T15 = T12 + T13;
Chris@42 317 T1a = T16 + T19;
Chris@42 318 ii[0] = T15 + T1a;
Chris@42 319 ii[WS(rs, 4)] = T1a - T15;
Chris@42 320 T11 = T7 - Ti;
Chris@42 321 T14 = T12 - T13;
Chris@42 322 ri[WS(rs, 6)] = T11 - T14;
Chris@42 323 ri[WS(rs, 2)] = T11 + T14;
Chris@42 324 }
Chris@42 325 T1b = TF - Tu;
Chris@42 326 T1c = T19 - T16;
Chris@42 327 ii[WS(rs, 2)] = T1b + T1c;
Chris@42 328 ii[WS(rs, 6)] = T1c - T1b;
Chris@42 329 {
Chris@42 330 E TX, T1g, T10, T1d, TY, TZ;
Chris@42 331 TX = TH - TK;
Chris@42 332 T1g = T1e - T1f;
Chris@42 333 TY = TP - TM;
Chris@42 334 TZ = TR + TU;
Chris@42 335 T10 = KP707106781 * (TY - TZ);
Chris@42 336 T1d = KP707106781 * (TY + TZ);
Chris@42 337 ri[WS(rs, 7)] = TX - T10;
Chris@42 338 ii[WS(rs, 5)] = T1g - T1d;
Chris@42 339 ri[WS(rs, 3)] = TX + T10;
Chris@42 340 ii[WS(rs, 1)] = T1d + T1g;
Chris@42 341 }
Chris@42 342 {
Chris@42 343 E TL, T1i, TW, T1h, TQ, TV;
Chris@42 344 TL = TH + TK;
Chris@42 345 T1i = T1f + T1e;
Chris@42 346 TQ = TM + TP;
Chris@42 347 TV = TR - TU;
Chris@42 348 TW = KP707106781 * (TQ + TV);
Chris@42 349 T1h = KP707106781 * (TV - TQ);
Chris@42 350 ri[WS(rs, 5)] = TL - TW;
Chris@42 351 ii[WS(rs, 7)] = T1i - T1h;
Chris@42 352 ri[WS(rs, 1)] = TL + TW;
Chris@42 353 ii[WS(rs, 3)] = T1h + T1i;
Chris@42 354 }
Chris@42 355 }
Chris@42 356 }
Chris@42 357 }
Chris@42 358 }
Chris@42 359
Chris@42 360 static const tw_instr twinstr[] = {
Chris@42 361 {TW_FULL, 0, 8},
Chris@42 362 {TW_NEXT, 1, 0}
Chris@42 363 };
Chris@42 364
Chris@42 365 static const ct_desc desc = { 8, "t1_8", twinstr, &GENUS, {52, 18, 14, 0}, 0, 0, 0 };
Chris@42 366
Chris@42 367 void X(codelet_t1_8) (planner *p) {
Chris@42 368 X(kdft_dit_register) (p, t1_8, &desc);
Chris@42 369 }
Chris@42 370 #endif /* HAVE_FMA */