m1bv_32.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 21:41:04 EDT 2003 */

#include "codelet-dft.h"

/* Generated by: /homee/stevenj/cvs/fftw3.0.1/genfft/gen_notw_noinline_c -simd -compact -variables 4 -sign 1 -n 32 -name m1bv_32 -include n1b.h */

/*
 * This function contains 186 FP additions, 42 FP multiplications,
 * (or, 170 additions, 26 multiplications, 16 fused multiply/add),
 * 55 stack variables, and 64 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_notw_noinline_c.ml,v 1.1 2003/04/17 10:44:21 athena Exp $
 */

#include "n1b.h"

static void m1bv_32_0(const R *xi, R *xo, stride is, stride os, int ivs, int ovs)
{
     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);
     {
	  V T2f, T2k, T2N, T2M, T19, T1B, Tb, T1p, TT, T1v, TY, T1w, T2E, T2F, T2G;
	  V T24, T2o, TC, T1s, TH, T1t, T2B, T2C, T2D, T1X, T2n, T2I, T2J, Tq, T1A;
	  V T14, T1q, T2c, T2l;
	  {
	       V T3, T2i, T18, T2j, T6, T2d, T9, T2e, T15, Ta;
	       {
		    V T1, T2, T16, T17;
		    T1 = LD(&(xi[0]), ivs, &(xi[0]));
		    T2 = LD(&(xi[WS(is, 16)]), ivs, &(xi[0]));
		    T3 = VSUB(T1, T2);
		    T2i = VADD(T1, T2);
		    T16 = LD(&(xi[WS(is, 8)]), ivs, &(xi[0]));
		    T17 = LD(&(xi[WS(is, 24)]), ivs, &(xi[0]));
		    T18 = VSUB(T16, T17);
		    T2j = VADD(T16, T17);
	       }
	       {
		    V T4, T5, T7, T8;
		    T4 = LD(&(xi[WS(is, 4)]), ivs, &(xi[0]));
		    T5 = LD(&(xi[WS(is, 20)]), ivs, &(xi[0]));
		    T6 = VSUB(T4, T5);
		    T2d = VADD(T4, T5);
		    T7 = LD(&(xi[WS(is, 28)]), ivs, &(xi[0]));
		    T8 = LD(&(xi[WS(is, 12)]), ivs, &(xi[0]));
		    T9 = VSUB(T7, T8);
		    T2e = VADD(T7, T8);
	       }
	       T2f = VSUB(T2d, T2e);
	       T2k = VSUB(T2i, T2j);
	       T2N = VADD(T2d, T2e);
	       T2M = VADD(T2i, T2j);
	       T15 = VMUL(LDK(KP707106781), VSUB(T6, T9));
	       T19 = VSUB(T15, T18);
	       T1B = VADD(T18, T15);
	       Ta = VMUL(LDK(KP707106781), VADD(T6, T9));
	       Tb = VSUB(T3, Ta);
	       T1p = VADD(T3, Ta);
	  }
	  {
	       V TL, T21, TW, T1Y, TO, T22, TS, T1Z;
	       {
		    V TJ, TK, TU, TV;
		    TJ = LD(&(xi[WS(is, 3)]), ivs, &(xi[WS(is, 1)]));
		    TK = LD(&(xi[WS(is, 19)]), ivs, &(xi[WS(is, 1)]));
		    TL = VSUB(TJ, TK);
		    T21 = VADD(TJ, TK);
		    TU = LD(&(xi[WS(is, 31)]), ivs, &(xi[WS(is, 1)]));
		    TV = LD(&(xi[WS(is, 15)]), ivs, &(xi[WS(is, 1)]));
		    TW = VSUB(TU, TV);
		    T1Y = VADD(TU, TV);
	       }
	       {
		    V TM, TN, TQ, TR;
		    TM = LD(&(xi[WS(is, 27)]), ivs, &(xi[WS(is, 1)]));
		    TN = LD(&(xi[WS(is, 11)]), ivs, &(xi[WS(is, 1)]));
		    TO = VSUB(TM, TN);
		    T22 = VADD(TM, TN);
		    TQ = LD(&(xi[WS(is, 7)]), ivs, &(xi[WS(is, 1)]));
		    TR = LD(&(xi[WS(is, 23)]), ivs, &(xi[WS(is, 1)]));
		    TS = VSUB(TQ, TR);
		    T1Z = VADD(TQ, TR);
	       }
	       {
		    V TP, TX, T20, T23;
		    TP = VMUL(LDK(KP707106781), VSUB(TL, TO));
		    TT = VSUB(TP, TS);
		    T1v = VADD(TS, TP);
		    TX = VMUL(LDK(KP707106781), VADD(TL, TO));
		    TY = VSUB(TW, TX);
		    T1w = VADD(TW, TX);
		    T2E = VADD(T1Y, T1Z);
		    T2F = VADD(T21, T22);
		    T2G = VSUB(T2E, T2F);
		    T20 = VSUB(T1Y, T1Z);
		    T23 = VSUB(T21, T22);
		    T24 = VFMA(LDK(KP923879532), T20, VMUL(LDK(KP382683432), T23));
		    T2o = VFNMS(LDK(KP382683432), T20, VMUL(LDK(KP923879532), T23));
	       }
	  }
	  {
	       V Tu, T1U, TF, T1R, Tx, T1V, TB, T1S;
	       {
		    V Ts, Tt, TD, TE;
		    Ts = LD(&(xi[WS(is, 5)]), ivs, &(xi[WS(is, 1)]));
		    Tt = LD(&(xi[WS(is, 21)]), ivs, &(xi[WS(is, 1)]));
		    Tu = VSUB(Ts, Tt);
		    T1U = VADD(Ts, Tt);
		    TD = LD(&(xi[WS(is, 1)]), ivs, &(xi[WS(is, 1)]));
		    TE = LD(&(xi[WS(is, 17)]), ivs, &(xi[WS(is, 1)]));
		    TF = VSUB(TD, TE);
		    T1R = VADD(TD, TE);
	       }
	       {
		    V Tv, Tw, Tz, TA;
		    Tv = LD(&(xi[WS(is, 29)]), ivs, &(xi[WS(is, 1)]));
		    Tw = LD(&(xi[WS(is, 13)]), ivs, &(xi[WS(is, 1)]));
		    Tx = VSUB(Tv, Tw);
		    T1V = VADD(Tv, Tw);
		    Tz = LD(&(xi[WS(is, 9)]), ivs, &(xi[WS(is, 1)]));
		    TA = LD(&(xi[WS(is, 25)]), ivs, &(xi[WS(is, 1)]));
		    TB = VSUB(Tz, TA);
		    T1S = VADD(Tz, TA);
	       }
	       {
		    V Ty, TG, T1T, T1W;
		    Ty = VMUL(LDK(KP707106781), VSUB(Tu, Tx));
		    TC = VSUB(Ty, TB);
		    T1s = VADD(TB, Ty);
		    TG = VMUL(LDK(KP707106781), VADD(Tu, Tx));
		    TH = VSUB(TF, TG);
		    T1t = VADD(TF, TG);
		    T2B = VADD(T1R, T1S);
		    T2C = VADD(T1U, T1V);
		    T2D = VSUB(T2B, T2C);
		    T1T = VSUB(T1R, T1S);
		    T1W = VSUB(T1U, T1V);
		    T1X = VFNMS(LDK(KP382683432), T1W, VMUL(LDK(KP923879532), T1T));
		    T2n = VFMA(LDK(KP382683432), T1T, VMUL(LDK(KP923879532), T1W));
	       }
	  }
	  {
	       V Te, T26, To, T29, Th, T27, Tl, T2a, Ti, Tp;
	       {
		    V Tc, Td, Tm, Tn;
		    Tc = LD(&(xi[WS(is, 2)]), ivs, &(xi[0]));
		    Td = LD(&(xi[WS(is, 18)]), ivs, &(xi[0]));
		    Te = VSUB(Tc, Td);
		    T26 = VADD(Tc, Td);
		    Tm = LD(&(xi[WS(is, 30)]), ivs, &(xi[0]));
		    Tn = LD(&(xi[WS(is, 14)]), ivs, &(xi[0]));
		    To = VSUB(Tm, Tn);
		    T29 = VADD(Tm, Tn);
	       }
	       {
		    V Tf, Tg, Tj, Tk;
		    Tf = LD(&(xi[WS(is, 10)]), ivs, &(xi[0]));
		    Tg = LD(&(xi[WS(is, 26)]), ivs, &(xi[0]));
		    Th = VSUB(Tf, Tg);
		    T27 = VADD(Tf, Tg);
		    Tj = LD(&(xi[WS(is, 6)]), ivs, &(xi[0]));
		    Tk = LD(&(xi[WS(is, 22)]), ivs, &(xi[0]));
		    Tl = VSUB(Tj, Tk);
		    T2a = VADD(Tj, Tk);
	       }
	       T2I = VADD(T26, T27);
	       T2J = VADD(T29, T2a);
	       Ti = VFMA(LDK(KP382683432), Te, VMUL(LDK(KP923879532), Th));
	       Tp = VFNMS(LDK(KP382683432), To, VMUL(LDK(KP923879532), Tl));
	       Tq = VSUB(Ti, Tp);
	       T1A = VADD(Ti, Tp);
	       {
		    V T12, T13, T28, T2b;
		    T12 = VFNMS(LDK(KP382683432), Th, VMUL(LDK(KP923879532), Te));
		    T13 = VFMA(LDK(KP923879532), To, VMUL(LDK(KP382683432), Tl));
		    T14 = VSUB(T12, T13);
		    T1q = VADD(T12, T13);
		    T28 = VSUB(T26, T27);
		    T2b = VSUB(T29, T2a);
		    T2c = VMUL(LDK(KP707106781), VSUB(T28, T2b));
		    T2l = VMUL(LDK(KP707106781), VADD(T28, T2b));
	       }
	  }
	  {
	       V T2L, T2R, T2Q, T2S;
	       {
		    V T2H, T2K, T2O, T2P;
		    T2H = VMUL(LDK(KP707106781), VSUB(T2D, T2G));
		    T2K = VSUB(T2I, T2J);
		    T2L = VBYI(VSUB(T2H, T2K));
		    T2R = VBYI(VADD(T2K, T2H));
		    T2O = VSUB(T2M, T2N);
		    T2P = VMUL(LDK(KP707106781), VADD(T2D, T2G));
		    T2Q = VSUB(T2O, T2P);
		    T2S = VADD(T2O, T2P);
	       }
	       ST(&(xo[WS(os, 12)]), VADD(T2L, T2Q), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 28)]), VSUB(T2S, T2R), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 20)]), VSUB(T2Q, T2L), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 4)]), VADD(T2R, T2S), ovs, &(xo[0]));
	  }
	  {
	       V T2h, T2r, T2q, T2s;
	       {
		    V T25, T2g, T2m, T2p;
		    T25 = VSUB(T1X, T24);
		    T2g = VSUB(T2c, T2f);
		    T2h = VBYI(VSUB(T25, T2g));
		    T2r = VBYI(VADD(T2g, T25));
		    T2m = VSUB(T2k, T2l);
		    T2p = VSUB(T2n, T2o);
		    T2q = VSUB(T2m, T2p);
		    T2s = VADD(T2m, T2p);
	       }
	       ST(&(xo[WS(os, 10)]), VADD(T2h, T2q), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 26)]), VSUB(T2s, T2r), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 22)]), VSUB(T2q, T2h), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 6)]), VADD(T2r, T2s), ovs, &(xo[0]));
	  }
	  {
	       V T2V, T2Z, T2Y, T30;
	       {
		    V T2T, T2U, T2W, T2X;
		    T2T = VADD(T2M, T2N);
		    T2U = VADD(T2I, T2J);
		    T2V = VSUB(T2T, T2U);
		    T2Z = VADD(T2T, T2U);
		    T2W = VADD(T2B, T2C);
		    T2X = VADD(T2E, T2F);
		    T2Y = VBYI(VSUB(T2W, T2X));
		    T30 = VADD(T2W, T2X);
	       }
	       ST(&(xo[WS(os, 24)]), VSUB(T2V, T2Y), ovs, &(xo[0]));
	       ST(&(xo[0]), VADD(T2Z, T30), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 8)]), VADD(T2V, T2Y), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 16)]), VSUB(T2Z, T30), ovs, &(xo[0]));
	  }
	  {
	       V T2v, T2z, T2y, T2A;
	       {
		    V T2t, T2u, T2w, T2x;
		    T2t = VADD(T2k, T2l);
		    T2u = VADD(T1X, T24);
		    T2v = VADD(T2t, T2u);
		    T2z = VSUB(T2t, T2u);
		    T2w = VADD(T2f, T2c);
		    T2x = VADD(T2n, T2o);
		    T2y = VBYI(VADD(T2w, T2x));
		    T2A = VBYI(VSUB(T2x, T2w));
	       }
	       ST(&(xo[WS(os, 30)]), VSUB(T2v, T2y), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 14)]), VADD(T2z, T2A), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 2)]), VADD(T2v, T2y), ovs, &(xo[0]));
	       ST(&(xo[WS(os, 18)]), VSUB(T2z, T2A), ovs, &(xo[0]));
	  }
	  {
	       V T1r, T1C, T1M, T1K, T1F, T1N, T1y, T1J;
	       T1r = VSUB(T1p, T1q);
	       T1C = VSUB(T1A, T1B);
	       T1M = VADD(T1p, T1q);
	       T1K = VADD(T1B, T1A);
	       {
		    V T1D, T1E, T1u, T1x;
		    T1D = VFNMS(LDK(KP195090322), T1s, VMUL(LDK(KP980785280), T1t));
		    T1E = VFMA(LDK(KP195090322), T1v, VMUL(LDK(KP980785280), T1w));
		    T1F = VSUB(T1D, T1E);
		    T1N = VADD(T1D, T1E);
		    T1u = VFMA(LDK(KP980785280), T1s, VMUL(LDK(KP195090322), T1t));
		    T1x = VFNMS(LDK(KP195090322), T1w, VMUL(LDK(KP980785280), T1v));
		    T1y = VSUB(T1u, T1x);
		    T1J = VADD(T1u, T1x);
	       }
	       {
		    V T1z, T1G, T1P, T1Q;
		    T1z = VADD(T1r, T1y);
		    T1G = VBYI(VADD(T1C, T1F));
		    ST(&(xo[WS(os, 25)]), VSUB(T1z, T1G), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 7)]), VADD(T1z, T1G), ovs, &(xo[WS(os, 1)]));
		    T1P = VBYI(VADD(T1K, T1J));
		    T1Q = VADD(T1M, T1N);
		    ST(&(xo[WS(os, 1)]), VADD(T1P, T1Q), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 31)]), VSUB(T1Q, T1P), ovs, &(xo[WS(os, 1)]));
	       }
	       {
		    V T1H, T1I, T1L, T1O;
		    T1H = VSUB(T1r, T1y);
		    T1I = VBYI(VSUB(T1F, T1C));
		    ST(&(xo[WS(os, 23)]), VSUB(T1H, T1I), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 9)]), VADD(T1H, T1I), ovs, &(xo[WS(os, 1)]));
		    T1L = VBYI(VSUB(T1J, T1K));
		    T1O = VSUB(T1M, T1N);
		    ST(&(xo[WS(os, 15)]), VADD(T1L, T1O), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 17)]), VSUB(T1O, T1L), ovs, &(xo[WS(os, 1)]));
	       }
	  }
	  {
	       V Tr, T1a, T1k, T1i, T1d, T1l, T10, T1h;
	       Tr = VSUB(Tb, Tq);
	       T1a = VSUB(T14, T19);
	       T1k = VADD(Tb, Tq);
	       T1i = VADD(T19, T14);
	       {
		    V T1b, T1c, TI, TZ;
		    T1b = VFNMS(LDK(KP555570233), TC, VMUL(LDK(KP831469612), TH));
		    T1c = VFMA(LDK(KP555570233), TT, VMUL(LDK(KP831469612), TY));
		    T1d = VSUB(T1b, T1c);
		    T1l = VADD(T1b, T1c);
		    TI = VFMA(LDK(KP831469612), TC, VMUL(LDK(KP555570233), TH));
		    TZ = VFNMS(LDK(KP555570233), TY, VMUL(LDK(KP831469612), TT));
		    T10 = VSUB(TI, TZ);
		    T1h = VADD(TI, TZ);
	       }
	       {
		    V T11, T1e, T1n, T1o;
		    T11 = VADD(Tr, T10);
		    T1e = VBYI(VADD(T1a, T1d));
		    ST(&(xo[WS(os, 27)]), VSUB(T11, T1e), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 5)]), VADD(T11, T1e), ovs, &(xo[WS(os, 1)]));
		    T1n = VBYI(VADD(T1i, T1h));
		    T1o = VADD(T1k, T1l);
		    ST(&(xo[WS(os, 3)]), VADD(T1n, T1o), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 29)]), VSUB(T1o, T1n), ovs, &(xo[WS(os, 1)]));
	       }
	       {
		    V T1f, T1g, T1j, T1m;
		    T1f = VSUB(Tr, T10);
		    T1g = VBYI(VSUB(T1d, T1a));
		    ST(&(xo[WS(os, 21)]), VSUB(T1f, T1g), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 11)]), VADD(T1f, T1g), ovs, &(xo[WS(os, 1)]));
		    T1j = VBYI(VSUB(T1h, T1i));
		    T1m = VSUB(T1k, T1l);
		    ST(&(xo[WS(os, 13)]), VADD(T1j, T1m), ovs, &(xo[WS(os, 1)]));
		    ST(&(xo[WS(os, 19)]), VSUB(T1m, T1j), ovs, &(xo[WS(os, 1)]));
	       }
	  }
     }
}

static void m1bv_32(const R *ri, const R *ii, R *ro, R *io, stride is, stride os, int v, int ivs, int ovs)
{
     int i;
     BEGIN_SIMD();
     for (i = 0; i < v; i += VL) {
	  m1bv_32_0(ii, io, is, os, ivs, ovs);
	  ii += VL * ivs;
	  io += VL * ovs;
     }
     END_SIMD();
}

static const kdft_desc desc = { 32, "m1bv_32", {170, 26, 16, 0}, &GENUS, 0, 0, 0, 0 };
void X(codelet_m1bv_32) (planner *p) {
     X(kdft_register) (p, m1bv_32, &desc);
}