diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/r2hc/r2hc_15.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/r2hc/r2hc_15.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/r2hc/r2hc_15.c b/src/fftw3/rdft/codelets/r2hc/r2hc_15.c new file mode 100644 index 0000000..71c4aba --- /dev/null +++ b/src/fftw3/rdft/codelets/r2hc/r2hc_15.c @@ -0,0 +1,168 @@ +/* + * Copyright (c) 2003 Matteo Frigo + * Copyright (c) 2003 Massachusetts Institute of Technology + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +/* This file was automatically generated --- DO NOT EDIT */ +/* Generated on Sat Jul 5 21:56:42 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_r2hc -compact -variables 4 -n 15 -name r2hc_15 -include r2hc.h */ + +/* + * This function contains 64 FP additions, 25 FP multiplications, + * (or, 50 additions, 11 multiplications, 14 fused multiply/add), + * 47 stack variables, and 30 memory accesses + */ +/* + * Generator Id's : + * $Id: r2hc_15.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + * $Id: r2hc_15.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + * $Id: r2hc_15.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + */ + +#include "r2hc.h" + +static void r2hc_15(const R *I, R *ro, R *io, stride is, stride ros, stride ios, int v, int ivs, int ovs) +{ + DK(KP484122918, +0.484122918275927110647408174972799951354115213); + DK(KP216506350, +0.216506350946109661690930792688234045867850657); + DK(KP951056516, +0.951056516295153572116439333379382143405698634); + DK(KP587785252, +0.587785252292473129168705954639072768597652438); + DK(KP250000000, +0.250000000000000000000000000000000000000000000); + DK(KP559016994, +0.559016994374947424102293417182819058860154590); + DK(KP509036960, +0.509036960455127183450980863393907648510733164); + DK(KP823639103, +0.823639103546331925877420039278190003029660514); + DK(KP866025403, +0.866025403784438646763723170752936183471402627); + DK(KP500000000, +0.500000000000000000000000000000000000000000000); + int i; + for (i = v; i > 0; i = i - 1, I = I + ivs, ro = ro + ovs, io = io + ovs) { + E Ti, TR, TL, TD, TE, T7, Te, Tf, TV, TW, TX, Tv, Ty, TH, To; + E Tr, TG, TS, TT, TU; + { + E TJ, Tg, Th, TK; + TJ = I[0]; + Tg = I[WS(is, 10)]; + Th = I[WS(is, 5)]; + TK = Th + Tg; + Ti = Tg - Th; + TR = TJ + TK; + TL = FNMS(KP500000000, TK, TJ); + } + { + E Tm, Tt, Tw, Tp, T3, Tx, Ta, Tn, Td, Tq, T6, Tu; + Tm = I[WS(is, 3)]; + Tt = I[WS(is, 6)]; + Tw = I[WS(is, 9)]; + Tp = I[WS(is, 12)]; + { + E T1, T2, T8, T9; + T1 = I[WS(is, 14)]; + T2 = I[WS(is, 4)]; + T3 = T1 - T2; + Tx = T1 + T2; + T8 = I[WS(is, 13)]; + T9 = I[WS(is, 8)]; + Ta = T8 - T9; + Tn = T9 + T8; + } + { + E Tb, Tc, T4, T5; + Tb = I[WS(is, 7)]; + Tc = I[WS(is, 2)]; + Td = Tb - Tc; + Tq = Tc + Tb; + T4 = I[WS(is, 1)]; + T5 = I[WS(is, 11)]; + T6 = T4 - T5; + Tu = T5 + T4; + } + TD = Ta - Td; + TE = T6 + T3; + T7 = T3 - T6; + Te = Ta + Td; + Tf = T7 - Te; + TV = Tt + Tu; + TW = Tw + Tx; + TX = TV + TW; + Tv = FNMS(KP500000000, Tu, Tt); + Ty = FNMS(KP500000000, Tx, Tw); + TH = Tv + Ty; + To = FNMS(KP500000000, Tn, Tm); + Tr = FNMS(KP500000000, Tq, Tp); + TG = To + Tr; + TS = Tm + Tn; + TT = Tp + Tq; + TU = TS + TT; + } + io[WS(ios, 5)] = KP866025403 * (Tf - Ti); + { + E TF, TP, TI, TM, TN, TQ, TO; + TF = FMA(KP823639103, TD, KP509036960 * TE); + TP = FNMS(KP509036960, TD, KP823639103 * TE); + TI = KP559016994 * (TG - TH); + TM = TG + TH; + TN = FNMS(KP250000000, TM, TL); + ro[WS(ros, 5)] = TL + TM; + TQ = TN - TI; + ro[WS(ros, 2)] = TP + TQ; + ro[WS(ros, 7)] = TQ - TP; + TO = TI + TN; + ro[WS(ros, 1)] = TF + TO; + ro[WS(ros, 4)] = TO - TF; + } + { + E T11, T12, T10, TY, TZ; + T11 = TS - TT; + T12 = TW - TV; + io[WS(ios, 3)] = FMA(KP587785252, T11, KP951056516 * T12); + io[WS(ios, 6)] = FNMS(KP951056516, T11, KP587785252 * T12); + T10 = KP559016994 * (TU - TX); + TY = TU + TX; + TZ = FNMS(KP250000000, TY, TR); + ro[WS(ros, 3)] = TZ - T10; + ro[0] = TR + TY; + ro[WS(ros, 6)] = T10 + TZ; + { + E Tl, TB, TA, TC; + { + E Tj, Tk, Ts, Tz; + Tj = FMA(KP866025403, Ti, KP216506350 * Tf); + Tk = KP484122918 * (Te + T7); + Tl = Tj + Tk; + TB = Tk - Tj; + Ts = To - Tr; + Tz = Tv - Ty; + TA = FMA(KP951056516, Ts, KP587785252 * Tz); + TC = FNMS(KP587785252, Ts, KP951056516 * Tz); + } + io[WS(ios, 1)] = Tl - TA; + io[WS(ios, 7)] = TC - TB; + io[WS(ios, 4)] = Tl + TA; + io[WS(ios, 2)] = TB + TC; + } + } + } +} + +static const kr2hc_desc desc = { 15, "r2hc_15", {50, 11, 14, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_r2hc_15) (planner *p) { + X(kr2hc_register) (p, r2hc_15, &desc); +} |