diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/r2hc/hf_4.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/r2hc/hf_4.c | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/src/fftw3/rdft/codelets/r2hc/hf_4.c b/src/fftw3/rdft/codelets/r2hc/hf_4.c deleted file mode 100644 index f4468dd..0000000 --- a/src/fftw3/rdft/codelets/r2hc/hf_4.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * 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 21:56:51 EDT 2003 */ - -#include "codelet-rdft.h" - -/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2hc -compact -variables 4 -n 4 -dit -name hf_4 -include hf.h */ - -/* - * This function contains 22 FP additions, 12 FP multiplications, - * (or, 16 additions, 6 multiplications, 6 fused multiply/add), - * 13 stack variables, and 16 memory accesses - */ -/* - * Generator Id's : - * $Id: hf_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ - * $Id: hf_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ - * $Id: hf_4.c,v 1.1 2008/10/17 06:12:34 scuri Exp $ - */ - -#include "hf.h" - -static const R *hf_4(R *rio, R *iio, const R *W, stride ios, int m, int dist) -{ - int i; - for (i = m - 2; i > 0; i = i - 2, rio = rio + dist, iio = iio - dist, W = W + 6) { - E T1, Th, Tl, Tp, T6, To, Tc, Tk; - T1 = rio[0]; - { - E Te, Tg, Td, Tf; - Te = rio[WS(ios, 3)]; - Tg = iio[0]; - Td = W[4]; - Tf = W[5]; - Th = FMA(Td, Te, Tf * Tg); - Tl = FNMS(Tf, Te, Td * Tg); - } - Tp = iio[-WS(ios, 3)]; - { - E T3, T5, T2, T4; - T3 = rio[WS(ios, 2)]; - T5 = iio[-WS(ios, 1)]; - T2 = W[2]; - T4 = W[3]; - T6 = FMA(T2, T3, T4 * T5); - To = FNMS(T4, T3, T2 * T5); - } - { - E T9, Tb, T8, Ta; - T9 = rio[WS(ios, 1)]; - Tb = iio[-WS(ios, 2)]; - T8 = W[0]; - Ta = W[1]; - Tc = FMA(T8, T9, Ta * Tb); - Tk = FNMS(Ta, T9, T8 * Tb); - } - { - E T7, Ti, Tn, Tq; - T7 = T1 + T6; - Ti = Tc + Th; - iio[-WS(ios, 2)] = T7 - Ti; - rio[0] = T7 + Ti; - Tn = Tk + Tl; - Tq = To + Tp; - rio[WS(ios, 2)] = Tn - Tq; - iio[0] = Tn + Tq; - } - { - E Tj, Tm, Tr, Ts; - Tj = T1 - T6; - Tm = Tk - Tl; - iio[-WS(ios, 3)] = Tj - Tm; - rio[WS(ios, 1)] = Tj + Tm; - Tr = Th - Tc; - Ts = Tp - To; - rio[WS(ios, 3)] = Tr - Ts; - iio[-WS(ios, 1)] = Tr + Ts; - } - } - return W; -} - -static const tw_instr twinstr[] = { - {TW_FULL, 0, 4}, - {TW_NEXT, 1, 0} -}; - -static const hc2hc_desc desc = { 4, "hf_4", twinstr, {16, 6, 6, 0}, &GENUS, 0, 0, 0 }; - -void X(codelet_hf_4) (planner *p) { - X(khc2hc_dit_register) (p, hf_4, &desc); -} |