diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/r2hc/r2hcII_9.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/r2hc/r2hcII_9.c | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/r2hc/r2hcII_9.c b/src/fftw3/rdft/codelets/r2hc/r2hcII_9.c new file mode 100644 index 0000000..a046b93 --- /dev/null +++ b/src/fftw3/rdft/codelets/r2hc/r2hcII_9.c @@ -0,0 +1,118 @@ +/* + * 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 21:58:09 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_r2hc -compact -variables 4 -n 9 -name r2hcII_9 -dft-II -include r2hcII.h */ + +/* + * This function contains 42 FP additions, 30 FP multiplications, + * (or, 25 additions, 13 multiplications, 17 fused multiply/add), + * 39 stack variables, and 18 memory accesses + */ +/* + * Generator Id's : + * $Id: r2hcII_9.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + * $Id: r2hcII_9.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + * $Id: r2hcII_9.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ + */ + +#include "r2hcII.h" + +static void r2hcII_9(const R *I, R *ro, R *io, stride is, stride ros, stride ios, int v, int ivs, int ovs) +{ + DK(KP663413948, +0.663413948168938396205421319635891297216863310); + DK(KP642787609, +0.642787609686539326322643409907263432907559884); + DK(KP556670399, +0.556670399226419366452912952047023132968291906); + DK(KP766044443, +0.766044443118978035202392650555416673935832457); + DK(KP852868531, +0.852868531952443209628250963940074071936020296); + DK(KP173648177, +0.173648177666930348851716626769314796000375677); + DK(KP984807753, +0.984807753012208059366743024589523013670643252); + DK(KP150383733, +0.150383733180435296639271897612501926072238258); + DK(KP813797681, +0.813797681349373692844693217248393223289101568); + DK(KP342020143, +0.342020143325668733044099614682259580763083368); + DK(KP939692620, +0.939692620785908384054109277324731469936208134); + DK(KP296198132, +0.296198132726023843175338011893050938967728390); + 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 T1, T4, To, Ta, Tl, Tk, Tf, Ti, Th, T2, T3, T5, Tg; + T1 = I[0]; + T2 = I[WS(is, 3)]; + T3 = I[WS(is, 6)]; + T4 = T2 - T3; + To = T2 + T3; + { + E T6, T7, T8, T9; + T6 = I[WS(is, 2)]; + T7 = I[WS(is, 5)]; + T8 = I[WS(is, 8)]; + T9 = T7 - T8; + Ta = T6 - T9; + Tl = T7 + T8; + Tk = FMA(KP500000000, T9, T6); + } + { + E Tb, Tc, Td, Te; + Tb = I[WS(is, 4)]; + Tc = I[WS(is, 1)]; + Td = I[WS(is, 7)]; + Te = Tc + Td; + Tf = Tb - Te; + Ti = FMA(KP500000000, Te, Tb); + Th = Tc - Td; + } + io[WS(ios, 1)] = KP866025403 * (Tf - Ta); + T5 = T1 - T4; + Tg = Ta + Tf; + ro[WS(ros, 1)] = FNMS(KP500000000, Tg, T5); + ro[WS(ros, 4)] = T5 + Tg; + { + E Tr, Tt, Tw, Tv, Tu, Tp, Tq, Ts, Tj, Tm, Tn; + Tr = FMA(KP500000000, T4, T1); + Tt = FMA(KP296198132, Th, KP939692620 * Ti); + Tw = FNMS(KP813797681, Th, KP342020143 * Ti); + Tv = FNMS(KP984807753, Tk, KP150383733 * Tl); + Tu = FMA(KP173648177, Tk, KP852868531 * Tl); + Tp = FNMS(KP556670399, Tl, KP766044443 * Tk); + Tq = FMA(KP852868531, Th, KP173648177 * Ti); + Ts = Tp + Tq; + Tj = FNMS(KP984807753, Ti, KP150383733 * Th); + Tm = FMA(KP642787609, Tk, KP663413948 * Tl); + Tn = Tj - Tm; + io[0] = FNMS(KP866025403, To, Tn); + ro[0] = Tr + Ts; + io[WS(ios, 3)] = FNMS(KP500000000, Tn, KP866025403 * ((Tp - Tq) - To)); + ro[WS(ros, 3)] = FMA(KP866025403, Tm + Tj, Tr) - (KP500000000 * Ts); + io[WS(ios, 2)] = FMA(KP866025403, To - (Tu + Tt), KP500000000 * (Tw - Tv)); + ro[WS(ros, 2)] = FMA(KP500000000, Tt - Tu, Tr) + (KP866025403 * (Tv + Tw)); + } + } +} + +static const kr2hc_desc desc = { 9, "r2hcII_9", {25, 13, 17, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_r2hcII_9) (planner *p) { + X(kr2hcII_register) (p, r2hcII_9, &desc); +} |