diff options
Diffstat (limited to 'src/fftw3/dft/codelets/standard/t2_8.c')
| -rw-r--r-- | src/fftw3/dft/codelets/standard/t2_8.c | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/src/fftw3/dft/codelets/standard/t2_8.c b/src/fftw3/dft/codelets/standard/t2_8.c deleted file mode 100644 index d9aec9a..0000000 --- a/src/fftw3/dft/codelets/standard/t2_8.c +++ /dev/null @@ -1,192 +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 21:30:08 EDT 2003 */ - -#include "codelet-dft.h" - -/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_twiddle -compact -variables 4 -twiddle-log3 -n 8 -name t2_8 -include t.h */ - -/* - * This function contains 74 FP additions, 44 FP multiplications, - * (or, 56 additions, 26 multiplications, 18 fused multiply/add), - * 50 stack variables, and 32 memory accesses - */ -/* - * Generator Id's : - * $Id: t2_8.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ - * $Id: t2_8.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ - * $Id: t2_8.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ - */ - -#include "t.h" - -static const R *t2_8(R *ri, R *ii, const R *W, stride ios, int m, int dist) -{ - DK(KP707106781, +0.707106781186547524400844362104849039284835938); - int i; - for (i = m; i > 0; i = i - 1, ri = ri + dist, ii = ii + dist, W = W + 6) { - E T1, T1c, TJ, T17, TY, TV, TR, Tk, Tr, TN, TM, Tw, TB, TS, Te; - E T1b; - T1 = ri[0]; - T1c = ii[0]; - { - E T9, Td, Th, Tj, To, Tq, Ty, TA, Tv, Tu, T3, T6, T4, Tb, T7; - E Ta, Tg, Ti, TI, TX, Tl, Tm, Tn, TW, Tp, TF; - T9 = ri[WS(ios, 4)]; - Td = ii[WS(ios, 4)]; - Th = ri[WS(ios, 2)]; - Tj = ii[WS(ios, 2)]; - To = ri[WS(ios, 6)]; - Tq = ii[WS(ios, 6)]; - Ty = ri[WS(ios, 5)]; - TA = ii[WS(ios, 5)]; - Tv = ii[WS(ios, 1)]; - Tu = ri[WS(ios, 1)]; - { - E TD, TE, TG, TH, T2, T5; - TD = ri[WS(ios, 7)]; - TE = ii[WS(ios, 7)]; - TG = ri[WS(ios, 3)]; - TH = ii[WS(ios, 3)]; - T2 = W[2]; - T5 = W[3]; - T3 = W[0]; - T6 = W[1]; - T4 = T2 * T3; - Tb = T5 * T3; - T7 = T5 * T6; - Ta = T2 * T6; - Tg = T4 + T7; - Ti = Ta - Tb; - TI = FMA(T2, TG, T5 * TH); - TX = FNMS(T5, TG, T2 * TH); - Tl = W[4]; - Tm = W[5]; - Tn = FMA(Tl, T3, Tm * T6); - TW = FNMS(Tm, TD, Tl * TE); - Tp = FNMS(Tm, T3, Tl * T6); - TF = FMA(Tl, TD, Tm * TE); - } - TJ = TF + TI; - T17 = TW + TX; - TY = TW - TX; - TV = TF - TI; - TR = FNMS(T6, Tu, T3 * Tv); - Tk = FNMS(Ti, Tj, Tg * Th); - Tr = FNMS(Tp, Tq, Tn * To); - TN = FMA(Tp, To, Tn * Tq); - TM = FMA(Ti, Th, Tg * Tj); - Tw = FMA(T3, Tu, T6 * Tv); - { - E Tx, Tz, T8, Tc; - Tx = FNMS(Tm, Ti, Tl * Tg); - Tz = FMA(Tl, Ti, Tm * Tg); - TB = FMA(Tx, Ty, Tz * TA); - TS = FNMS(Tz, Ty, Tx * TA); - T8 = T4 - T7; - Tc = Ta + Tb; - Te = FMA(T8, T9, Tc * Td); - T1b = FNMS(Tc, T9, T8 * Td); - } - } - { - E TK, T1f, T18, T19, Tt, T15, T1e, T1g, TC, T16; - TC = Tw + TB; - TK = TC + TJ; - T1f = TJ - TC; - T16 = TR + TS; - T18 = T16 - T17; - T19 = T16 + T17; - { - E Tf, Ts, T1a, T1d; - Tf = T1 + Te; - Ts = Tk + Tr; - Tt = Tf + Ts; - T15 = Tf - Ts; - T1a = TM + TN; - T1d = T1b + T1c; - T1e = T1a + T1d; - T1g = T1d - T1a; - } - ri[WS(ios, 4)] = Tt - TK; - ii[WS(ios, 4)] = T1e - T19; - ri[0] = Tt + TK; - ii[0] = T19 + T1e; - ri[WS(ios, 6)] = T15 - T18; - ii[WS(ios, 6)] = T1g - T1f; - ri[WS(ios, 2)] = T15 + T18; - ii[WS(ios, 2)] = T1f + T1g; - } - { - E TZ, T13, TP, T11, TU, T12, T1k, T1m, TL, TO; - TZ = TV - TY; - T13 = TV + TY; - TL = T1 - Te; - TO = TM - TN; - TP = TL + TO; - T11 = TL - TO; - { - E TQ, TT, T1i, T1j; - TQ = Tw - TB; - TT = TR - TS; - TU = TQ + TT; - T12 = TT - TQ; - T1i = T1c - T1b; - T1j = Tk - Tr; - T1k = T1i - T1j; - T1m = T1j + T1i; - } - { - E T10, T1h, T14, T1l; - T10 = KP707106781 * (TU + TZ); - ri[WS(ios, 5)] = TP - T10; - ri[WS(ios, 1)] = TP + T10; - T1h = KP707106781 * (T12 + T13); - ii[WS(ios, 1)] = T1h + T1k; - ii[WS(ios, 5)] = T1k - T1h; - T14 = KP707106781 * (T12 - T13); - ri[WS(ios, 7)] = T11 - T14; - ri[WS(ios, 3)] = T11 + T14; - T1l = KP707106781 * (TZ - TU); - ii[WS(ios, 3)] = T1l + T1m; - ii[WS(ios, 7)] = T1m - T1l; - } - } - } - return W; -} - -static const tw_instr twinstr[] = { - {TW_COS, 0, 1}, - {TW_SIN, 0, 1}, - {TW_COS, 0, 3}, - {TW_SIN, 0, 3}, - {TW_COS, 0, 7}, - {TW_SIN, 0, 7}, - {TW_NEXT, 1, 0} -}; - -static const ct_desc desc = { 8, "t2_8", twinstr, {56, 26, 18, 0}, &GENUS, 0, 0, 0 }; - -void X(codelet_t2_8) (planner *p) { - X(kdft_dit_register) (p, t2_8, &desc); -} |