t1fv_64.c

fftw-3.0.1

/*
 * 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 21:43:31 EDT 2003 */

#include "codelet-dft.h"

/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_twiddle_c -simd -compact -variables 4 -n 64 -name t1fv_64 -include t1f.h */

/*
 * This function contains 519 FP additions, 250 FP multiplications,
 * (or, 467 additions, 198 multiplications, 52 fused multiply/add),
 * 107 stack variables, and 128 memory accesses
 */
/*
 * Generator Id's : 
 * $Id: algsimp.ml,v 1.7 2003/03/15 20:29:42 stevenj Exp $
 * $Id: fft.ml,v 1.2 2003/03/15 20:29:42 stevenj Exp $
 * $Id: gen_twiddle_c.ml,v 1.7 2003/04/16 19:51:27 athena Exp $
 */

#include "t1f.h"

static const R *t1fv_64(R *ri, R *ii, const R *W, stride ios, int m, int dist)
{
     DVK(KP995184726, +0.995184726672196886244836953109479921575474869);
     DVK(KP098017140, +0.098017140329560601994195563888641845861136673);
     DVK(KP773010453, +0.773010453362736960810906609758469800971041293);
     DVK(KP634393284, +0.634393284163645498215171613225493370675687095);
     DVK(KP471396736, +0.471396736825997648556387625905254377657460319);
     DVK(KP881921264, +0.881921264348355029712756863660388349508442621);
     DVK(KP290284677, +0.290284677254462367636192375817395274691476278);
     DVK(KP956940335, +0.956940335732208864935797886980269969482849206);
     DVK(KP555570233, +0.555570233019602224742830813948532874374937191);
     DVK(KP831469612, +0.831469612302545237078788377617905756738560812);
     DVK(KP195090322, +0.195090322016128267848284868477022240927691618);
     DVK(KP980785280, +0.980785280403230449126182236134239036973933731);
     DVK(KP382683432, +0.382683432365089771728459984030398866761344562);
     DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
     DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
     int i;
     R *x;
     x = ri;
     BEGIN_SIMD();
     for (i = m; i > 0; i = i - VL, x = x + (VL * dist), W = W + (TWVL * 126)) {
	  V Tg, T4a, T6r, T7f, T3o, T4B, T5q, T7e, T5R, T62, T28, T4o, T2g, T4l, T7n;
	  V T7Z, T68, T6j, T2C, T4s, T3a, T4v, T7u, T82, T7E, T7F, T7V, T5F, T6u, T1k;
	  V T4e, T1r, T4d, T7B, T7C, T7W, T5M, T6v, TV, T4g, T12, T4h, T7h, T7i, TD;
	  V T4C, T3h, T4b, T5x, T6s, T1R, T4m, T7q, T80, T2j, T4p, T5Y, T63, T2Z, T4w;
	  V T7x, T83, T33, T4t, T6f, T6k;
	  {
	       V T1, T3, T3m, T3k, Tb, Td, Te, T6, T8, T9, T2, T3l, T3j;
	       T1 = LD(&(x[0]), dist, &(x[0]));
	       T2 = LD(&(x[WS(ios, 32)]), dist, &(x[0]));
	       T3 = BYTWJ(&(W[TWVL * 62]), T2);
	       T3l = LD(&(x[WS(ios, 48)]), dist, &(x[0]));
	       T3m = BYTWJ(&(W[TWVL * 94]), T3l);
	       T3j = LD(&(x[WS(ios, 16)]), dist, &(x[0]));
	       T3k = BYTWJ(&(W[TWVL * 30]), T3j);
	       {
		    V Ta, Tc, T5, T7;
		    Ta = LD(&(x[WS(ios, 56)]), dist, &(x[0]));
		    Tb = BYTWJ(&(W[TWVL * 110]), Ta);
		    Tc = LD(&(x[WS(ios, 24)]), dist, &(x[0]));
		    Td = BYTWJ(&(W[TWVL * 46]), Tc);
		    Te = VSUB(Tb, Td);
		    T5 = LD(&(x[WS(ios, 8)]), dist, &(x[0]));
		    T6 = BYTWJ(&(W[TWVL * 14]), T5);
		    T7 = LD(&(x[WS(ios, 40)]), dist, &(x[0]));
		    T8 = BYTWJ(&(W[TWVL * 78]), T7);
		    T9 = VSUB(T6, T8);
	       }
	       {
		    V T4, Tf, T6p, T6q;
		    T4 = VSUB(T1, T3);
		    Tf = VMUL(LDK(KP707106781), VADD(T9, Te));
		    Tg = VADD(T4, Tf);
		    T4a = VSUB(T4, Tf);
		    T6p = VADD(Tb, Td);
		    T6q = VADD(T6, T8);
		    T6r = VSUB(T6p, T6q);
		    T7f = VADD(T6q, T6p);
	       }
	       {
		    V T3i, T3n, T5o, T5p;
		    T3i = VMUL(LDK(KP707106781), VSUB(Te, T9));
		    T3n = VSUB(T3k, T3m);
		    T3o = VSUB(T3i, T3n);
		    T4B = VADD(T3n, T3i);
		    T5o = VADD(T1, T3);
		    T5p = VADD(T3k, T3m);
		    T5q = VSUB(T5o, T5p);
		    T7e = VADD(T5o, T5p);
	       }
	  }
	  {
	       V T24, T26, T5Q, T2b, T2d, T5P, T1W, T60, T21, T61, T22, T27;
	       {
		    V T23, T25, T2a, T2c;
		    T23 = LD(&(x[WS(ios, 17)]), dist, &(x[WS(ios, 1)]));
		    T24 = BYTWJ(&(W[TWVL * 32]), T23);
		    T25 = LD(&(x[WS(ios, 49)]), dist, &(x[WS(ios, 1)]));
		    T26 = BYTWJ(&(W[TWVL * 96]), T25);
		    T5Q = VADD(T24, T26);
		    T2a = LD(&(x[WS(ios, 1)]), dist, &(x[WS(ios, 1)]));
		    T2b = BYTWJ(&(W[0]), T2a);
		    T2c = LD(&(x[WS(ios, 33)]), dist, &(x[WS(ios, 1)]));
		    T2d = BYTWJ(&(W[TWVL * 64]), T2c);
		    T5P = VADD(T2b, T2d);
	       }
	       {
		    V T1T, T1V, T1S, T1U;
		    T1S = LD(&(x[WS(ios, 57)]), dist, &(x[WS(ios, 1)]));
		    T1T = BYTWJ(&(W[TWVL * 112]), T1S);
		    T1U = LD(&(x[WS(ios, 25)]), dist, &(x[WS(ios, 1)]));
		    T1V = BYTWJ(&(W[TWVL * 48]), T1U);
		    T1W = VSUB(T1T, T1V);
		    T60 = VADD(T1T, T1V);
	       }
	       {
		    V T1Y, T20, T1X, T1Z;
		    T1X = LD(&(x[WS(ios, 9)]), dist, &(x[WS(ios, 1)]));
		    T1Y = BYTWJ(&(W[TWVL * 16]), T1X);
		    T1Z = LD(&(x[WS(ios, 41)]), dist, &(x[WS(ios, 1)]));
		    T20 = BYTWJ(&(W[TWVL * 80]), T1Z);
		    T21 = VSUB(T1Y, T20);
		    T61 = VADD(T1Y, T20);
	       }
	       T5R = VSUB(T5P, T5Q);
	       T62 = VSUB(T60, T61);
	       T22 = VMUL(LDK(KP707106781), VSUB(T1W, T21));
	       T27 = VSUB(T24, T26);
	       T28 = VSUB(T22, T27);
	       T4o = VADD(T27, T22);
	       {
		    V T2e, T2f, T7l, T7m;
		    T2e = VSUB(T2b, T2d);
		    T2f = VMUL(LDK(KP707106781), VADD(T21, T1W));
		    T2g = VADD(T2e, T2f);
		    T4l = VSUB(T2e, T2f);
		    T7l = VADD(T5P, T5Q);
		    T7m = VADD(T61, T60);
		    T7n = VADD(T7l, T7m);
		    T7Z = VSUB(T7l, T7m);
	       }
	  }
	  {
	       V T2n, T2p, T66, T36, T38, T67, T2v, T6i, T2A, T6h, T2q, T2B;
	       {
		    V T2m, T2o, T35, T37;
		    T2m = LD(&(x[WS(ios, 63)]), dist, &(x[WS(ios, 1)]));
		    T2n = BYTWJ(&(W[TWVL * 124]), T2m);
		    T2o = LD(&(x[WS(ios, 31)]), dist, &(x[WS(ios, 1)]));
		    T2p = BYTWJ(&(W[TWVL * 60]), T2o);
		    T66 = VADD(T2n, T2p);
		    T35 = LD(&(x[WS(ios, 15)]), dist, &(x[WS(ios, 1)]));
		    T36 = BYTWJ(&(W[TWVL * 28]), T35);
		    T37 = LD(&(x[WS(ios, 47)]), dist, &(x[WS(ios, 1)]));
		    T38 = BYTWJ(&(W[TWVL * 92]), T37);
		    T67 = VADD(T36, T38);
	       }
	       {
		    V T2s, T2u, T2r, T2t;
		    T2r = LD(&(x[WS(ios, 7)]), dist, &(x[WS(ios, 1)]));
		    T2s = BYTWJ(&(W[TWVL * 12]), T2r);
		    T2t = LD(&(x[WS(ios, 39)]), dist, &(x[WS(ios, 1)]));
		    T2u = BYTWJ(&(W[TWVL * 76]), T2t);
		    T2v = VSUB(T2s, T2u);
		    T6i = VADD(T2s, T2u);
	       }
	       {
		    V T2x, T2z, T2w, T2y;
		    T2w = LD(&(x[WS(ios, 55)]), dist, &(x[WS(ios, 1)]));
		    T2x = BYTWJ(&(W[TWVL * 108]), T2w);
		    T2y = LD(&(x[WS(ios, 23)]), dist, &(x[WS(ios, 1)]));
		    T2z = BYTWJ(&(W[TWVL * 44]), T2y);
		    T2A = VSUB(T2x, T2z);
		    T6h = VADD(T2x, T2z);
	       }
	       T68 = VSUB(T66, T67);
	       T6j = VSUB(T6h, T6i);
	       T2q = VSUB(T2n, T2p);
	       T2B = VMUL(LDK(KP707106781), VADD(T2v, T2A));
	       T2C = VADD(T2q, T2B);
	       T4s = VSUB(T2q, T2B);
	       {
		    V T34, T39, T7s, T7t;
		    T34 = VMUL(LDK(KP707106781), VSUB(T2A, T2v));
		    T39 = VSUB(T36, T38);
		    T3a = VSUB(T34, T39);
		    T4v = VADD(T39, T34);
		    T7s = VADD(T66, T67);
		    T7t = VADD(T6i, T6h);
		    T7u = VADD(T7s, T7t);
		    T82 = VSUB(T7s, T7t);
	       }
	  }
	  {
	       V T1g, T1i, T5A, T1m, T1o, T5z, T18, T5C, T1d, T5D, T5B, T5E;
	       {
		    V T1f, T1h, T1l, T1n;
		    T1f = LD(&(x[WS(ios, 18)]), dist, &(x[0]));
		    T1g = BYTWJ(&(W[TWVL * 34]), T1f);
		    T1h = LD(&(x[WS(ios, 50)]), dist, &(x[0]));
		    T1i = BYTWJ(&(W[TWVL * 98]), T1h);
		    T5A = VADD(T1g, T1i);
		    T1l = LD(&(x[WS(ios, 2)]), dist, &(x[0]));
		    T1m = BYTWJ(&(W[TWVL * 2]), T1l);
		    T1n = LD(&(x[WS(ios, 34)]), dist, &(x[0]));
		    T1o = BYTWJ(&(W[TWVL * 66]), T1n);
		    T5z = VADD(T1m, T1o);
	       }
	       {
		    V T15, T17, T14, T16;
		    T14 = LD(&(x[WS(ios, 58)]), dist, &(x[0]));
		    T15 = BYTWJ(&(W[TWVL * 114]), T14);
		    T16 = LD(&(x[WS(ios, 26)]), dist, &(x[0]));
		    T17 = BYTWJ(&(W[TWVL * 50]), T16);
		    T18 = VSUB(T15, T17);
		    T5C = VADD(T15, T17);
	       }
	       {
		    V T1a, T1c, T19, T1b;
		    T19 = LD(&(x[WS(ios, 10)]), dist, &(x[0]));
		    T1a = BYTWJ(&(W[TWVL * 18]), T19);
		    T1b = LD(&(x[WS(ios, 42)]), dist, &(x[0]));
		    T1c = BYTWJ(&(W[TWVL * 82]), T1b);
		    T1d = VSUB(T1a, T1c);
		    T5D = VADD(T1a, T1c);
	       }
	       T7E = VADD(T5z, T5A);
	       T7F = VADD(T5D, T5C);
	       T7V = VSUB(T7E, T7F);
	       T5B = VSUB(T5z, T5A);
	       T5E = VSUB(T5C, T5D);
	       T5F = VFMA(LDK(KP923879532), T5B, VMUL(LDK(KP382683432), T5E));
	       T6u = VFNMS(LDK(KP382683432), T5B, VMUL(LDK(KP923879532), T5E));
	       {
		    V T1e, T1j, T1p, T1q;
		    T1e = VMUL(LDK(KP707106781), VSUB(T18, T1d));
		    T1j = VSUB(T1g, T1i);
		    T1k = VSUB(T1e, T1j);
		    T4e = VADD(T1j, T1e);
		    T1p = VSUB(T1m, T1o);
		    T1q = VMUL(LDK(KP707106781), VADD(T1d, T18));
		    T1r = VADD(T1p, T1q);
		    T4d = VSUB(T1p, T1q);
	       }
	  }
	  {
	       V TG, TI, T5G, TY, T10, T5H, TO, T5K, TT, T5J, T5I, T5L;
	       {
		    V TF, TH, TX, TZ;
		    TF = LD(&(x[WS(ios, 62)]), dist, &(x[0]));
		    TG = BYTWJ(&(W[TWVL * 122]), TF);
		    TH = LD(&(x[WS(ios, 30)]), dist, &(x[0]));
		    TI = BYTWJ(&(W[TWVL * 58]), TH);
		    T5G = VADD(TG, TI);
		    TX = LD(&(x[WS(ios, 14)]), dist, &(x[0]));
		    TY = BYTWJ(&(W[TWVL * 26]), TX);
		    TZ = LD(&(x[WS(ios, 46)]), dist, &(x[0]));
		    T10 = BYTWJ(&(W[TWVL * 90]), TZ);
		    T5H = VADD(TY, T10);
	       }
	       {
		    V TL, TN, TK, TM;
		    TK = LD(&(x[WS(ios, 6)]), dist, &(x[0]));
		    TL = BYTWJ(&(W[TWVL * 10]), TK);
		    TM = LD(&(x[WS(ios, 38)]), dist, &(x[0]));
		    TN = BYTWJ(&(W[TWVL * 74]), TM);
		    TO = VSUB(TL, TN);
		    T5K = VADD(TL, TN);
	       }
	       {
		    V TQ, TS, TP, TR;
		    TP = LD(&(x[WS(ios, 54)]), dist, &(x[0]));
		    TQ = BYTWJ(&(W[TWVL * 106]), TP);
		    TR = LD(&(x[WS(ios, 22)]), dist, &(x[0]));
		    TS = BYTWJ(&(W[TWVL * 42]), TR);
		    TT = VSUB(TQ, TS);
		    T5J = VADD(TQ, TS);
	       }
	       T7B = VADD(T5G, T5H);
	       T7C = VADD(T5K, T5J);
	       T7W = VSUB(T7B, T7C);
	       T5I = VSUB(T5G, T5H);
	       T5L = VSUB(T5J, T5K);
	       T5M = VFNMS(LDK(KP382683432), T5L, VMUL(LDK(KP923879532), T5I));
	       T6v = VFMA(LDK(KP382683432), T5I, VMUL(LDK(KP923879532), T5L));
	       {
		    V TJ, TU, TW, T11;
		    TJ = VSUB(TG, TI);
		    TU = VMUL(LDK(KP707106781), VADD(TO, TT));
		    TV = VADD(TJ, TU);
		    T4g = VSUB(TJ, TU);
		    TW = VMUL(LDK(KP707106781), VSUB(TT, TO));
		    T11 = VSUB(TY, T10);
		    T12 = VSUB(TW, T11);
		    T4h = VADD(T11, TW);
	       }
	  }
	  {
	       V Tl, T5r, TB, T5v, Tq, T5s, Tw, T5u, Tr, TC;
	       {
		    V Ti, Tk, Th, Tj;
		    Th = LD(&(x[WS(ios, 4)]), dist, &(x[0]));
		    Ti = BYTWJ(&(W[TWVL * 6]), Th);
		    Tj = LD(&(x[WS(ios, 36)]), dist, &(x[0]));
		    Tk = BYTWJ(&(W[TWVL * 70]), Tj);
		    Tl = VSUB(Ti, Tk);
		    T5r = VADD(Ti, Tk);
	       }
	       {