diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/hc2r/hc2rIII_10.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/hc2r/hc2rIII_10.c | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/hc2r/hc2rIII_10.c b/src/fftw3/rdft/codelets/hc2r/hc2rIII_10.c new file mode 100644 index 0000000..df8c872 --- /dev/null +++ b/src/fftw3/rdft/codelets/hc2r/hc2rIII_10.c @@ -0,0 +1,113 @@ +/* + * 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 22:12:05 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 10 -name hc2rIII_10 -dft-III -include hc2rIII.h */ + +/* + * This function contains 32 FP additions, 16 FP multiplications, + * (or, 26 additions, 10 multiplications, 6 fused multiply/add), + * 22 stack variables, and 20 memory accesses + */ +/* + * Generator Id's : + * $Id: hc2rIII_10.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_10.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_10.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + */ + +#include "hc2rIII.h" + +static void hc2rIII_10(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs) +{ + DK(KP500000000, +0.500000000000000000000000000000000000000000000); + DK(KP1_902113032, +1.902113032590307144232878666758764286811397268); + DK(KP1_175570504, +1.175570504584946258337411909278145537195304875); + DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); + DK(KP1_118033988, +1.118033988749894848204586834365638117720309180); + int i; + for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) { + E T1, To, T8, Tq, Ta, Tp, Te, Ts, Th, Tn; + T1 = ri[WS(ris, 2)]; + To = ii[WS(iis, 2)]; + { + E T2, T3, T4, T5, T6, T7; + T2 = ri[WS(ris, 4)]; + T3 = ri[0]; + T4 = T2 + T3; + T5 = ri[WS(ris, 3)]; + T6 = ri[WS(ris, 1)]; + T7 = T5 + T6; + T8 = T4 + T7; + Tq = T5 - T6; + Ta = KP1_118033988 * (T7 - T4); + Tp = T2 - T3; + } + { + E Tc, Td, Tm, Tf, Tg, Tl; + Tc = ii[WS(iis, 4)]; + Td = ii[0]; + Tm = Tc + Td; + Tf = ii[WS(iis, 1)]; + Tg = ii[WS(iis, 3)]; + Tl = Tg + Tf; + Te = Tc - Td; + Ts = KP1_118033988 * (Tl + Tm); + Th = Tf - Tg; + Tn = Tl - Tm; + } + O[0] = KP2_000000000 * (T1 + T8); + O[WS(os, 5)] = KP2_000000000 * (Tn - To); + { + E Ti, Tj, Tb, Tk, T9; + Ti = FNMS(KP1_902113032, Th, KP1_175570504 * Te); + Tj = FMA(KP1_175570504, Th, KP1_902113032 * Te); + T9 = FNMS(KP2_000000000, T1, KP500000000 * T8); + Tb = T9 - Ta; + Tk = T9 + Ta; + O[WS(os, 2)] = Tb + Ti; + O[WS(os, 6)] = Tk + Tj; + O[WS(os, 8)] = Ti - Tb; + O[WS(os, 4)] = Tj - Tk; + } + { + E Tr, Tv, Tu, Tw, Tt; + Tr = FMA(KP1_902113032, Tp, KP1_175570504 * Tq); + Tv = FNMS(KP1_175570504, Tp, KP1_902113032 * Tq); + Tt = FMA(KP500000000, Tn, KP2_000000000 * To); + Tu = Ts + Tt; + Tw = Tt - Ts; + O[WS(os, 1)] = -(Tr + Tu); + O[WS(os, 7)] = Tw - Tv; + O[WS(os, 9)] = Tr - Tu; + O[WS(os, 3)] = Tv + Tw; + } + } +} + +static const khc2r_desc desc = { 10, "hc2rIII_10", {26, 10, 6, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_hc2rIII_10) (planner *p) { + X(khc2rIII_register) (p, hc2rIII_10, &desc); +} |