/* * 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 21:29:32 EDT 2003 */ #include "codelet-dft.h" /* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_notw -compact -variables 4 -n 10 -name n1_10 -include n.h */ /* * This function contains 84 FP additions, 24 FP multiplications, * (or, 72 additions, 12 multiplications, 12 fused multiply/add), * 41 stack variables, and 40 memory accesses */ /* * Generator Id's : * $Id: n1_10.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ * $Id: n1_10.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ * $Id: n1_10.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ */ #include "n.h" static void n1_10(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, int v, int ivs, int ovs) { DK(KP250000000, +0.250000000000000000000000000000000000000000000); DK(KP559016994, +0.559016994374947424102293417182819058860154590); DK(KP587785252, +0.587785252292473129168705954639072768597652438); DK(KP951056516, +0.951056516295153572116439333379382143405698634); int i; for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs) { E T3, Tj, TQ, T1e, TU, TV, T1c, T1b, Tm, Tp, Tq, Ta, Th, Ti, TA; E TH, T17, T14, T1f, T1g, T1h, TL, TM, TR; { E T1, T2, TO, TP; T1 = ri[0]; T2 = ri[WS(is, 5)]; T3 = T1 - T2; Tj = T1 + T2; TO = ii[0]; TP = ii[WS(is, 5)]; TQ = TO - TP; T1e = TO + TP; } { E T6, Tk, Tg, To, T9, Tl, Td, Tn; { E T4, T5, Te, Tf; T4 = ri[WS(is, 2)]; T5 = ri[WS(is, 7)]; T6 = T4 - T5; Tk = T4 + T5; Te = ri[WS(is, 6)]; Tf = ri[WS(is, 1)]; Tg = Te - Tf; To = Te + Tf; } { E T7, T8, Tb, Tc; T7 = ri[WS(is, 8)]; T8 = ri[WS(is, 3)]; T9 = T7 - T8; Tl = T7 + T8; Tb = ri[WS(is, 4)]; Tc = ri[WS(is, 9)]; Td = Tb - Tc; Tn = Tb + Tc; } TU = T6 - T9; TV = Td - Tg; T1c = Tk - Tl; T1b = Tn - To; Tm = Tk + Tl; Tp = Tn + To; Tq = Tm + Tp; Ta = T6 + T9; Th = Td + Tg; Ti = Ta + Th; } { E Tw, T15, TG, T13, Tz, T16, TD, T12; { E Tu, Tv, TE, TF; Tu = ii[WS(is, 2)]; Tv = ii[WS(is, 7)]; Tw = Tu - Tv; T15 = Tu + Tv; TE = ii[WS(is, 6)]; TF = ii[WS(is, 1)]; TG = TE - TF; T13 = TE + TF; } { E Tx, Ty, TB, TC; Tx = ii[WS(is, 8)]; Ty = ii[WS(is, 3)]; Tz = Tx - Ty; T16 = Tx + Ty; TB = ii[WS(is, 4)]; TC = ii[WS(is, 9)]; TD = TB - TC; T12 = TB + TC; } TA = Tw - Tz; TH = TD - TG; T17 = T15 - T16; T14 = T12 - T13; T1f = T15 + T16; T1g = T12 + T13; T1h = T1f + T1g; TL = Tw + Tz; TM = TD + TG; TR = TL + TM; } ro[WS(os, 5)] = T3 + Ti; io[WS(os, 5)] = TQ + TR; ro[0] = Tj + Tq; io[0] = T1e + T1h; { E TI, TK, Tt, TJ, Tr, Ts; TI = FMA(KP951056516, TA, KP587785252 * TH); TK = FNMS(KP587785252, TA, KP951056516 * TH); Tr = KP559016994 * (Ta - Th); Ts = FNMS(KP250000000, Ti, T3); Tt = Tr + Ts; TJ = Ts - Tr; ro[WS(os, 9)] = Tt - TI; ro[WS(os, 3)] = TJ + TK; ro[WS(os, 1)] = Tt + TI; ro[WS(os, 7)] = TJ - TK; } { E TW, TY, TT, TX, TN, TS; TW = FMA(KP951056516, TU, KP587785252 * TV); TY = FNMS(KP587785252, TU, KP951056516 * TV); TN = KP559016994 * (TL - TM); TS = FNMS(KP250000000, TR, TQ); TT = TN + TS; TX = TS - TN; io[WS(os, 1)] = TT - TW; io[WS(os, 7)] = TY + TX; io[WS(os, 9)] = TW + TT; io[WS(os, 3)] = TX - TY; } { E T18, T1a, T11, T19, TZ, T10; T18 = FNMS(KP587785252, T17, KP951056516 * T14); T1a = FMA(KP951056516, T17, KP587785252 * T14); TZ = FNMS(KP250000000, Tq, Tj); T10 = KP559016994 * (Tm - Tp); T11 = TZ - T10; T19 = T10 + TZ; ro[WS(os, 2)] = T11 - T18; ro[WS(os, 6)] = T19 + T1a; ro[WS(os, 8)] = T11 + T18; ro[WS(os, 4)] = T19 - T1a; } { E T1d, T1l, T1k, T1m, T1i, T1j; T1d = FNMS(KP587785252, T1c, KP951056516 * T1b); T1l = FMA(KP951056516, T1c, KP587785252 * T1b); T1i = FNMS(KP250000000, T1h, T1e); T1j = KP559016994 * (T1f - T1g); T1k = T1i - T1j; T1m = T1j + T1i; io[WS(os, 2)] = T1d + T1k; io[WS(os, 6)] = T1m - T1l; io[WS(os, 8)] = T1k - T1d; io[WS(os, 4)] = T1l + T1m; } } } static const kdft_desc desc = { 10, "n1_10", {72, 12, 12, 0}, &GENUS, 0, 0, 0, 0 }; void X(codelet_n1_10) (planner *p) { X(kdft_register) (p, n1_10, &desc); }