diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/hc2r/hc2r_15.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/hc2r/hc2r_15.c | 161 |
1 files changed, 161 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/hc2r/hc2r_15.c b/src/fftw3/rdft/codelets/hc2r/hc2r_15.c new file mode 100644 index 0000000..d2eed35 --- /dev/null +++ b/src/fftw3/rdft/codelets/hc2r/hc2r_15.c @@ -0,0 +1,161 @@ +/* + * 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 22:11:12 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 15 -name hc2r_15 -include hc2r.h */ + +/* + * This function contains 64 FP additions, 31 FP multiplications, + * (or, 47 additions, 14 multiplications, 17 fused multiply/add), + * 44 stack variables, and 30 memory accesses + */ +/* + * Generator Id's : + * $Id: hc2r_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2r_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2r_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + */ + +#include "hc2r.h" + +static void hc2r_15(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs) +{ + DK(KP1_118033988, +1.118033988749894848204586834365638117720309180); + DK(KP1_902113032, +1.902113032590307144232878666758764286811397268); + DK(KP1_175570504, +1.175570504584946258337411909278145537195304875); + DK(KP500000000, +0.500000000000000000000000000000000000000000000); + DK(KP866025403, +0.866025403784438646763723170752936183471402627); + DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); + DK(KP1_732050807, +1.732050807568877293527446341505872366942805254); + int i; + for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) { + E T3, Tu, Ti, TB, TZ, T10, TE, TG, TJ, Tn, Tv, Ts, Tw, T8, Td; + E Te; + { + E Th, T1, T2, Tf, Tg; + Tg = ii[WS(iis, 5)]; + Th = KP1_732050807 * Tg; + T1 = ri[0]; + T2 = ri[WS(ris, 5)]; + Tf = T1 - T2; + T3 = FMA(KP2_000000000, T2, T1); + Tu = Tf - Th; + Ti = Tf + Th; + } + { + E T4, TD, T9, TI, T5, T6, T7, Ta, Tb, Tc, Tr, TH, Tm, TC, Tj; + E To; + T4 = ri[WS(ris, 3)]; + TD = ii[WS(iis, 3)]; + T9 = ri[WS(ris, 6)]; + TI = ii[WS(iis, 6)]; + T5 = ri[WS(ris, 7)]; + T6 = ri[WS(ris, 2)]; + T7 = T5 + T6; + Ta = ri[WS(ris, 4)]; + Tb = ri[WS(ris, 1)]; + Tc = Ta + Tb; + { + E Tp, Tq, Tk, Tl; + Tp = ii[WS(iis, 4)]; + Tq = ii[WS(iis, 1)]; + Tr = KP866025403 * (Tp + Tq); + TH = Tp - Tq; + Tk = ii[WS(iis, 7)]; + Tl = ii[WS(iis, 2)]; + Tm = KP866025403 * (Tk - Tl); + TC = Tk + Tl; + } + TB = KP866025403 * (T5 - T6); + TZ = TD - TC; + T10 = TI - TH; + TE = FMA(KP500000000, TC, TD); + TG = KP866025403 * (Ta - Tb); + TJ = FMA(KP500000000, TH, TI); + Tj = FNMS(KP500000000, T7, T4); + Tn = Tj - Tm; + Tv = Tj + Tm; + To = FNMS(KP500000000, Tc, T9); + Ts = To - Tr; + Tw = To + Tr; + T8 = T4 + T7; + Td = T9 + Tc; + Te = T8 + Td; + } + O[0] = FMA(KP2_000000000, Te, T3); + { + E T11, T13, TY, T12, TW, TX; + T11 = FNMS(KP1_902113032, T10, KP1_175570504 * TZ); + T13 = FMA(KP1_902113032, TZ, KP1_175570504 * T10); + TW = FNMS(KP500000000, Te, T3); + TX = KP1_118033988 * (T8 - Td); + TY = TW - TX; + T12 = TX + TW; + O[WS(os, 12)] = TY - T11; + O[WS(os, 9)] = T12 + T13; + O[WS(os, 3)] = TY + T11; + O[WS(os, 6)] = T12 - T13; + } + { + E TP, Tt, TO, TT, TV, TR, TS, TU, TQ; + TP = KP1_118033988 * (Tn - Ts); + Tt = Tn + Ts; + TO = FNMS(KP500000000, Tt, Ti); + TR = TE - TB; + TS = TJ - TG; + TT = FNMS(KP1_902113032, TS, KP1_175570504 * TR); + TV = FMA(KP1_902113032, TR, KP1_175570504 * TS); + O[WS(os, 5)] = FMA(KP2_000000000, Tt, Ti); + TU = TP + TO; + O[WS(os, 11)] = TU - TV; + O[WS(os, 14)] = TU + TV; + TQ = TO - TP; + O[WS(os, 2)] = TQ - TT; + O[WS(os, 8)] = TQ + TT; + } + { + E Tz, Tx, Ty, TL, TN, TF, TK, TM, TA; + Tz = KP1_118033988 * (Tv - Tw); + Tx = Tv + Tw; + Ty = FNMS(KP500000000, Tx, Tu); + TF = TB + TE; + TK = TG + TJ; + TL = FNMS(KP1_902113032, TK, KP1_175570504 * TF); + TN = FMA(KP1_902113032, TF, KP1_175570504 * TK); + O[WS(os, 10)] = FMA(KP2_000000000, Tx, Tu); + TM = Tz + Ty; + O[WS(os, 1)] = TM - TN; + O[WS(os, 4)] = TM + TN; + TA = Ty - Tz; + O[WS(os, 7)] = TA - TL; + O[WS(os, 13)] = TA + TL; + } + } +} + +static const khc2r_desc desc = { 15, "hc2r_15", {47, 14, 17, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_hc2r_15) (planner *p) { + X(khc2r_register) (p, hc2r_15, &desc); +} |