diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/hc2r/hc2rIII_7.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/hc2r/hc2rIII_7.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/hc2r/hc2rIII_7.c b/src/fftw3/rdft/codelets/hc2r/hc2rIII_7.c new file mode 100644 index 0000000..f65cbfd --- /dev/null +++ b/src/fftw3/rdft/codelets/hc2r/hc2rIII_7.c @@ -0,0 +1,81 @@ +/* + * 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 22:12:00 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 7 -name hc2rIII_7 -dft-III -include hc2rIII.h */ + +/* + * This function contains 24 FP additions, 19 FP multiplications, + * (or, 9 additions, 4 multiplications, 15 fused multiply/add), + * 21 stack variables, and 14 memory accesses + */ +/* + * Generator Id's : + * $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_7.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + */ + +#include "hc2rIII.h" + +static void hc2rIII_7(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs) +{ + DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); + DK(KP1_246979603, +1.246979603717467061050009768008479621264549462); + DK(KP1_801937735, +1.801937735804838252472204639014890102331838324); + DK(KP445041867, +0.445041867912628808577805128993589518932711138); + DK(KP867767478, +0.867767478235116240951536665696717509219981456); + DK(KP1_949855824, +1.949855824363647214036263365987862434465571601); + DK(KP1_563662964, +1.563662964936059617416889053348115500464669037); + int i; + for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) { + E T9, Td, Tb, T1, T4, T2, T3, T5, Tc, Ta, T6, T8, T7; + T6 = ii[WS(iis, 2)]; + T8 = ii[0]; + T7 = ii[WS(iis, 1)]; + T9 = FMA(KP1_563662964, T6, KP1_949855824 * T7) + (KP867767478 * T8); + Td = FNMS(KP1_949855824, T8, KP1_563662964 * T7) - (KP867767478 * T6); + Tb = FNMS(KP1_563662964, T8, KP1_949855824 * T6) - (KP867767478 * T7); + T1 = ri[WS(ris, 3)]; + T4 = ri[0]; + T2 = ri[WS(ris, 2)]; + T3 = ri[WS(ris, 1)]; + T5 = FMA(KP445041867, T3, KP1_801937735 * T4) + FNMA(KP1_246979603, T2, T1); + Tc = FMA(KP1_801937735, T2, KP445041867 * T4) + FNMA(KP1_246979603, T3, T1); + Ta = FMA(KP1_246979603, T4, T1) + FNMA(KP1_801937735, T3, KP445041867 * T2); + O[WS(os, 1)] = T5 - T9; + O[WS(os, 6)] = -(T5 + T9); + O[WS(os, 4)] = Td - Tc; + O[WS(os, 3)] = Tc + Td; + O[WS(os, 5)] = Tb - Ta; + O[WS(os, 2)] = Ta + Tb; + O[0] = FMA(KP2_000000000, T2 + T3 + T4, T1); + } +} + +static const khc2r_desc desc = { 7, "hc2rIII_7", {9, 4, 15, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_hc2rIII_7) (planner *p) { + X(khc2rIII_register) (p, hc2rIII_7, &desc); +} |