diff options
Diffstat (limited to 'src/fftw3/dft/codelets/standard/n1_15.c')
-rw-r--r-- | src/fftw3/dft/codelets/standard/n1_15.c | 291 |
1 files changed, 291 insertions, 0 deletions
diff --git a/src/fftw3/dft/codelets/standard/n1_15.c b/src/fftw3/dft/codelets/standard/n1_15.c new file mode 100644 index 0000000..5fbb0f4 --- /dev/null +++ b/src/fftw3/dft/codelets/standard/n1_15.c @@ -0,0 +1,291 @@ +/* + * 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 21:29:34 EDT 2003 */ + +#include "codelet-dft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_notw -compact -variables 4 -n 15 -name n1_15 -include n.h */ + +/* + * This function contains 156 FP additions, 56 FP multiplications, + * (or, 128 additions, 28 multiplications, 28 fused multiply/add), + * 69 stack variables, and 60 memory accesses + */ +/* + * Generator Id's : + * $Id: n1_15.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ + * $Id: n1_15.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ + * $Id: n1_15.c,v 1.1 2008/10/17 06:11:09 scuri Exp $ + */ + +#include "n.h" + +static void n1_15(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, int v, int ivs, int ovs) +{ + DK(KP587785252, +0.587785252292473129168705954639072768597652438); + DK(KP951056516, +0.951056516295153572116439333379382143405698634); + DK(KP250000000, +0.250000000000000000000000000000000000000000000); + DK(KP559016994, +0.559016994374947424102293417182819058860154590); + DK(KP500000000, +0.500000000000000000000000000000000000000000000); + DK(KP866025403, +0.866025403784438646763723170752936183471402627); + int i; + for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, ro = ro + ovs, io = io + ovs) { + E T5, T2l, Tx, TV, T1C, T20, Tl, Tq, Tr, TN, TS, TT, T2c, T2d, T2n; + E T1O, T1P, T22, T1l, T1q, T1w, TZ, T10, T11, Ta, Tf, Tg, TC, TH, TI; + E T2f, T2g, T2m, T1R, T1S, T21, T1a, T1f, T1v, TW, TX, TY; + { + E T1, T1z, T4, T1y, Tw, T1A, Tt, T1B; + T1 = ri[0]; + T1z = ii[0]; + { + E T2, T3, Tu, Tv; + T2 = ri[WS(is, 5)]; + T3 = ri[WS(is, 10)]; + T4 = T2 + T3; + T1y = KP866025403 * (T3 - T2); + Tu = ii[WS(is, 5)]; + Tv = ii[WS(is, 10)]; + Tw = KP866025403 * (Tu - Tv); + T1A = Tu + Tv; + } + T5 = T1 + T4; + T2l = T1z + T1A; + Tt = FNMS(KP500000000, T4, T1); + Tx = Tt - Tw; + TV = Tt + Tw; + T1B = FNMS(KP500000000, T1A, T1z); + T1C = T1y + T1B; + T20 = T1B - T1y; + } + { + E Th, Tk, TJ, T1h, T1i, T1j, TM, T1k, Tm, Tp, TO, T1m, T1n, T1o, TR; + E T1p; + { + E Ti, Tj, TK, TL; + Th = ri[WS(is, 6)]; + Ti = ri[WS(is, 11)]; + Tj = ri[WS(is, 1)]; + Tk = Ti + Tj; + TJ = FNMS(KP500000000, Tk, Th); + T1h = KP866025403 * (Tj - Ti); + T1i = ii[WS(is, 6)]; + TK = ii[WS(is, 11)]; + TL = ii[WS(is, 1)]; + T1j = TK + TL; + TM = KP866025403 * (TK - TL); + T1k = FNMS(KP500000000, T1j, T1i); + } + { + E Tn, To, TP, TQ; + Tm = ri[WS(is, 9)]; + Tn = ri[WS(is, 14)]; + To = ri[WS(is, 4)]; + Tp = Tn + To; + TO = FNMS(KP500000000, Tp, Tm); + T1m = KP866025403 * (To - Tn); + T1n = ii[WS(is, 9)]; + TP = ii[WS(is, 14)]; + TQ = ii[WS(is, 4)]; + T1o = TP + TQ; + TR = KP866025403 * (TP - TQ); + T1p = FNMS(KP500000000, T1o, T1n); + } + Tl = Th + Tk; + Tq = Tm + Tp; + Tr = Tl + Tq; + TN = TJ - TM; + TS = TO - TR; + TT = TN + TS; + T2c = T1i + T1j; + T2d = T1n + T1o; + T2n = T2c + T2d; + T1O = T1k - T1h; + T1P = T1p - T1m; + T22 = T1O + T1P; + T1l = T1h + T1k; + T1q = T1m + T1p; + T1w = T1l + T1q; + TZ = TJ + TM; + T10 = TO + TR; + T11 = TZ + T10; + } + { + E T6, T9, Ty, T16, T17, T18, TB, T19, Tb, Te, TD, T1b, T1c, T1d, TG; + E T1e; + { + E T7, T8, Tz, TA; + T6 = ri[WS(is, 3)]; + T7 = ri[WS(is, 8)]; + T8 = ri[WS(is, 13)]; + T9 = T7 + T8; + Ty = FNMS(KP500000000, T9, T6); + T16 = KP866025403 * (T8 - T7); + T17 = ii[WS(is, 3)]; + Tz = ii[WS(is, 8)]; + TA = ii[WS(is, 13)]; + T18 = Tz + TA; + TB = KP866025403 * (Tz - TA); + T19 = FNMS(KP500000000, T18, T17); + } + { + E Tc, Td, TE, TF; + Tb = ri[WS(is, 12)]; + Tc = ri[WS(is, 2)]; + Td = ri[WS(is, 7)]; + Te = Tc + Td; + TD = FNMS(KP500000000, Te, Tb); + T1b = KP866025403 * (Td - Tc); + T1c = ii[WS(is, 12)]; + TE = ii[WS(is, 2)]; + TF = ii[WS(is, 7)]; + T1d = TE + TF; + TG = KP866025403 * (TE - TF); + T1e = FNMS(KP500000000, T1d, T1c); + } + Ta = T6 + T9; + Tf = Tb + Te; + Tg = Ta + Tf; + TC = Ty - TB; + TH = TD - TG; + TI = TC + TH; + T2f = T17 + T18; + T2g = T1c + T1d; + T2m = T2f + T2g; + T1R = T19 - T16; + T1S = T1e - T1b; + T21 = T1R + T1S; + T1a = T16 + T19; + T1f = T1b + T1e; + T1v = T1a + T1f; + TW = Ty + TB; + TX = TD + TG; + TY = TW + TX; + } + { + E T2a, Ts, T29, T2i, T2k, T2e, T2h, T2j, T2b; + T2a = KP559016994 * (Tg - Tr); + Ts = Tg + Tr; + T29 = FNMS(KP250000000, Ts, T5); + T2e = T2c - T2d; + T2h = T2f - T2g; + T2i = FNMS(KP587785252, T2h, KP951056516 * T2e); + T2k = FMA(KP951056516, T2h, KP587785252 * T2e); + ro[0] = T5 + Ts; + T2j = T2a + T29; + ro[WS(os, 9)] = T2j - T2k; + ro[WS(os, 6)] = T2j + T2k; + T2b = T29 - T2a; + ro[WS(os, 12)] = T2b - T2i; + ro[WS(os, 3)] = T2b + T2i; + } + { + E T2q, T2o, T2p, T2u, T2w, T2s, T2t, T2v, T2r; + T2q = KP559016994 * (T2m - T2n); + T2o = T2m + T2n; + T2p = FNMS(KP250000000, T2o, T2l); + T2s = Tl - Tq; + T2t = Ta - Tf; + T2u = FNMS(KP587785252, T2t, KP951056516 * T2s); + T2w = FMA(KP951056516, T2t, KP587785252 * T2s); + io[0] = T2l + T2o; + T2v = T2q + T2p; + io[WS(os, 6)] = T2v - T2w; + io[WS(os, 9)] = T2w + T2v; + T2r = T2p - T2q; + io[WS(os, 3)] = T2r - T2u; + io[WS(os, 12)] = T2u + T2r; + } + { + E T1M, TU, T1L, T1U, T1W, T1Q, T1T, T1V, T1N; + T1M = KP559016994 * (TI - TT); + TU = TI + TT; + T1L = FNMS(KP250000000, TU, Tx); + T1Q = T1O - T1P; + T1T = T1R - T1S; + T1U = FNMS(KP587785252, T1T, KP951056516 * T1Q); + T1W = FMA(KP951056516, T1T, KP587785252 * T1Q); + ro[WS(os, 5)] = Tx + TU; + T1V = T1M + T1L; + ro[WS(os, 14)] = T1V - T1W; + ro[WS(os, 11)] = T1V + T1W; + T1N = T1L - T1M; + ro[WS(os, 2)] = T1N - T1U; + ro[WS(os, 8)] = T1N + T1U; + } + { + E T25, T23, T24, T1Z, T28, T1X, T1Y, T27, T26; + T25 = KP559016994 * (T21 - T22); + T23 = T21 + T22; + T24 = FNMS(KP250000000, T23, T20); + T1X = TN - TS; + T1Y = TC - TH; + T1Z = FNMS(KP587785252, T1Y, KP951056516 * T1X); + T28 = FMA(KP951056516, T1Y, KP587785252 * T1X); + io[WS(os, 5)] = T20 + T23; + T27 = T25 + T24; + io[WS(os, 11)] = T27 - T28; + io[WS(os, 14)] = T28 + T27; + T26 = T24 - T25; + io[WS(os, 2)] = T1Z + T26; + io[WS(os, 8)] = T26 - T1Z; + } + { + E T1x, T1D, T1E, T1I, T1J, T1G, T1H, T1K, T1F; + T1x = KP559016994 * (T1v - T1w); + T1D = T1v + T1w; + T1E = FNMS(KP250000000, T1D, T1C); + T1G = TW - TX; + T1H = TZ - T10; + T1I = FMA(KP951056516, T1G, KP587785252 * T1H); + T1J = FNMS(KP587785252, T1G, KP951056516 * T1H); + io[WS(os, 10)] = T1C + T1D; + T1K = T1E - T1x; + io[WS(os, 7)] = T1J + T1K; + io[WS(os, 13)] = T1K - T1J; + T1F = T1x + T1E; + io[WS(os, 1)] = T1F - T1I; + io[WS(os, 4)] = T1I + T1F; + } + { + E T13, T12, T14, T1s, T1u, T1g, T1r, T1t, T15; + T13 = KP559016994 * (TY - T11); + T12 = TY + T11; + T14 = FNMS(KP250000000, T12, TV); + T1g = T1a - T1f; + T1r = T1l - T1q; + T1s = FMA(KP951056516, T1g, KP587785252 * T1r); + T1u = FNMS(KP587785252, T1g, KP951056516 * T1r); + ro[WS(os, 10)] = TV + T12; + T1t = T14 - T13; + ro[WS(os, 7)] = T1t - T1u; + ro[WS(os, 13)] = T1t + T1u; + T15 = T13 + T14; + ro[WS(os, 4)] = T15 - T1s; + ro[WS(os, 1)] = T15 + T1s; + } + } +} + +static const kdft_desc desc = { 15, "n1_15", {128, 28, 28, 0}, &GENUS, 0, 0, 0, 0 }; +void X(codelet_n1_15) (planner *p) { + X(kdft_register) (p, n1_15, &desc); +} |