diff options
Diffstat (limited to 'src/fftw3/rdft/codelets/hc2r/hc2rIII_15.c')
| -rw-r--r-- | src/fftw3/rdft/codelets/hc2r/hc2rIII_15.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/src/fftw3/rdft/codelets/hc2r/hc2rIII_15.c b/src/fftw3/rdft/codelets/hc2r/hc2rIII_15.c new file mode 100644 index 0000000..9a94a9a --- /dev/null +++ b/src/fftw3/rdft/codelets/hc2r/hc2rIII_15.c @@ -0,0 +1,169 @@ +/* + * 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 22:12:11 EDT 2003 */ + +#include "codelet-rdft.h" + +/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_hc2r -compact -variables 4 -sign 1 -n 15 -name hc2rIII_15 -dft-III -include hc2rIII.h */ + +/* + * This function contains 64 FP additions, 26 FP multiplications, + * (or, 49 additions, 11 multiplications, 15 fused multiply/add), + * 47 stack variables, and 30 memory accesses + */ +/* + * Generator Id's : + * $Id: hc2rIII_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + * $Id: hc2rIII_15.c,v 1.1 2008/10/17 06:12:08 scuri Exp $ + */ + +#include "hc2rIII.h" + +static void hc2rIII_15(const R *ri, const R *ii, R *O, stride ris, stride iis, stride os, int v, int ivs, int ovs) +{ + DK(KP1_732050807, +1.732050807568877293527446341505872366942805254); + DK(KP433012701, +0.433012701892219323381861585376468091735701313); + DK(KP968245836, +0.968245836551854221294816349945599902708230426); + DK(KP587785252, +0.587785252292473129168705954639072768597652438); + DK(KP951056516, +0.951056516295153572116439333379382143405698634); + DK(KP250000000, +0.250000000000000000000000000000000000000000000); + DK(KP1_647278207, +1.647278207092663851754840078556380006059321028); + DK(KP1_018073920, +1.018073920910254366901961726787815297021466329); + DK(KP559016994, +0.559016994374947424102293417182819058860154590); + DK(KP500000000, +0.500000000000000000000000000000000000000000000); + DK(KP2_000000000, +2.000000000000000000000000000000000000000000000); + DK(KP1_118033988, +1.118033988749894848204586834365638117720309180); + DK(KP1_175570504, +1.175570504584946258337411909278145537195304875); + DK(KP1_902113032, +1.902113032590307144232878666758764286811397268); + int i; + for (i = v; i > 0; i = i - 1, ri = ri + ivs, ii = ii + ivs, O = O + ovs) { + E Tv, TD, T5, Ts, TC, T6, Tf, TW, TK, Td, Tg, TP, To, TN, TA; + E TO, TQ, Tt, Tu, T12, Te, T11; + Tt = ii[WS(iis, 4)]; + Tu = ii[WS(iis, 1)]; + Tv = FMA(KP1_902113032, Tt, KP1_175570504 * Tu); + TD = FNMS(KP1_175570504, Tt, KP1_902113032 * Tu); + { + E T1, T4, Tq, T2, T3, Tr; + T1 = ri[WS(ris, 7)]; + T2 = ri[WS(ris, 4)]; + T3 = ri[WS(ris, 1)]; + T4 = T2 + T3; + Tq = KP1_118033988 * (T2 - T3); + T5 = FMA(KP2_000000000, T4, T1); + Tr = FNMS(KP500000000, T4, T1); + Ts = Tq + Tr; + TC = Tr - Tq; + } + { + E Tc, TJ, T9, TI; + T6 = ri[WS(ris, 2)]; + { + E Ta, Tb, T7, T8; + Ta = ri[WS(ris, 3)]; + Tb = ri[WS(ris, 6)]; + Tc = Ta + Tb; + TJ = Ta - Tb; + T7 = ri[0]; + T8 = ri[WS(ris, 5)]; + T9 = T7 + T8; + TI = T7 - T8; + } + Tf = KP559016994 * (T9 - Tc); + TW = FNMS(KP1_647278207, TJ, KP1_018073920 * TI); + TK = FMA(KP1_647278207, TI, KP1_018073920 * TJ); + Td = T9 + Tc; + Tg = FNMS(KP250000000, Td, T6); + } + { + E Tn, TM, Tk, TL; + TP = ii[WS(iis, 2)]; + { + E Tl, Tm, Ti, Tj; + Tl = ii[WS(iis, 3)]; + Tm = ii[WS(iis, 6)]; + Tn = Tl - Tm; + TM = Tl + Tm; + Ti = ii[0]; + Tj = ii[WS(iis, 5)]; + Tk = Ti + Tj; + TL = Ti - Tj; + } + To = FMA(KP951056516, Tk, KP587785252 * Tn); + TN = KP968245836 * (TL - TM); + TA = FNMS(KP587785252, Tk, KP951056516 * Tn); + TO = TL + TM; + TQ = FMA(KP433012701, TO, KP1_732050807 * TP); + } + T12 = KP1_732050807 * (TP - TO); + Te = T6 + Td; + T11 = Te - T5; + O[0] = FMA(KP2_000000000, Te, T5); + O[WS(os, 10)] = T12 - T11; + O[WS(os, 5)] = T11 + T12; + { + E TE, TG, TB, TF, TY, T10, Tz, TX, TV, TZ; + TE = TC - TD; + TG = TC + TD; + Tz = Tg - Tf; + TB = Tz + TA; + TF = TA - Tz; + TX = TN + TQ; + TY = TW - TX; + T10 = TW + TX; + O[WS(os, 12)] = FMA(KP2_000000000, TB, TE); + O[WS(os, 3)] = FMS(KP2_000000000, TF, TG); + TV = TE - TB; + O[WS(os, 2)] = TV + TY; + O[WS(os, 7)] = TY - TV; + TZ = TF + TG; + O[WS(os, 8)] = TZ - T10; + O[WS(os, 13)] = -(TZ + T10); + } + { + E Tw, Ty, Tp, Tx, TS, TU, Th, TR, TH, TT; + Tw = Ts - Tv; + Ty = Ts + Tv; + Th = Tf + Tg; + Tp = Th + To; + Tx = Th - To; + TR = TN - TQ; + TS = TK + TR; + TU = TR - TK; + O[WS(os, 9)] = -(FMA(KP2_000000000, Tp, Tw)); + O[WS(os, 6)] = FMA(KP2_000000000, Tx, Ty); + TH = Tx - Ty; + O[WS(os, 11)] = TH - TS; + O[WS(os, 1)] = TH + TS; + TT = Tw - Tp; + O[WS(os, 4)] = TT - TU; + O[WS(os, 14)] = TT + TU; + } + } +} + +static const khc2r_desc desc = { 15, "hc2rIII_15", {49, 11, 15, 0}, &GENUS, 0, 0, 0, 0, 0 }; + +void X(codelet_hc2rIII_15) (planner *p) { + X(khc2rIII_register) (p, hc2rIII_15, &desc); +} |