t3bv_32.c

用于DFT计算的c语言的库的最新版本,包含丰富的函数库.

 * This function contains 244 FP additions, 158 FP multiplications,
 * (or, 228 additions, 142 multiplications, 16 fused multiply/add),
 * 90 stack variables, 7 constants, and 64 memory accesses
 */
#include "t3b.h"

static void t3bv_32(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
{
     DVK(KP195090322, +0.195090322016128267848284868477022240927691618);
     DVK(KP980785280, +0.980785280403230449126182236134239036973933731);
     DVK(KP555570233, +0.555570233019602224742830813948532874374937191);
     DVK(KP831469612, +0.831469612302545237078788377617905756738560812);
     DVK(KP382683432, +0.382683432365089771728459984030398866761344562);
     DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
     DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
     INT m;
     R *x;
     x = ii;
     for (m = mb, W = W + (mb * ((TWVL / VL) * 8)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 8), MAKE_VOLATILE_STRIDE(rs)) {
	  V T2, T5, T3, T4, Tc, T1v, TH, Tz, Tn, T6, TS, Tf, TK, T7, T8;
	  V Tv, T1I, T25, Tg, Tk, T1N, T1Q, TC, T16, T12, T1w, TL, TP, TT, T1m;
	  V T1f;
	  T2 = LDW(&(W[0]));
	  T5 = LDW(&(W[TWVL * 4]));
	  T3 = LDW(&(W[TWVL * 2]));
	  T4 = VZMULJ(T2, T3);
	  Tc = VZMUL(T2, T3);
	  T1v = VZMULJ(T2, T5);
	  TH = VZMULJ(T3, T5);
	  Tz = VZMUL(T2, T5);
	  Tn = VZMUL(T3, T5);
	  T6 = VZMUL(T4, T5);
	  TS = VZMUL(Tc, T5);
	  Tf = VZMULJ(T4, T5);
	  TK = VZMULJ(Tc, T5);
	  T7 = LDW(&(W[TWVL * 6]));
	  T8 = VZMULJ(T6, T7);
	  Tv = VZMULJ(T5, T7);
	  T1I = VZMULJ(Tc, T7);
	  T25 = VZMULJ(T3, T7);
	  Tg = VZMULJ(Tf, T7);
	  Tk = VZMUL(T2, T7);
	  T1N = VZMUL(Tc, T7);
	  T1Q = VZMULJ(Tn, T7);
	  TC = VZMULJ(T2, T7);
	  T16 = VZMUL(T4, T7);
	  T12 = VZMULJ(TH, T7);
	  T1w = VZMULJ(T1v, T7);
	  TL = VZMULJ(TK, T7);
	  TP = VZMUL(T3, T7);
	  TT = VZMULJ(TS, T7);
	  T1m = VZMULJ(Tz, T7);
	  T1f = VZMULJ(T4, T7);
	  {
	       V Tb, T28, T3k, T3M, Tr, T22, T3f, T3N, TX, T20, T3b, T3J, TG, T1Z, T38;
	       V T3I, T1M, T2v, T33, T3F, T1V, T2w, T30, T3E, T1j, T2s, T2W, T3C, T1r, T2t;
	       V T2T, T3B;
	       {
		    V T1, T27, Ta, T24, T26, T9, T23, T3i, T3j;
		    T1 = LD(&(x[0]), ms, &(x[0]));
		    T26 = LD(&(x[WS(rs, 24)]), ms, &(x[0]));
		    T27 = VZMUL(T25, T26);
		    T9 = LD(&(x[WS(rs, 16)]), ms, &(x[0]));
		    Ta = VZMUL(T8, T9);
		    T23 = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
		    T24 = VZMUL(T1v, T23);
		    Tb = VSUB(T1, Ta);
		    T28 = VSUB(T24, T27);
		    T3i = VADD(T1, Ta);
		    T3j = VADD(T24, T27);
		    T3k = VSUB(T3i, T3j);
		    T3M = VADD(T3i, T3j);
	       }
	       {
		    V Te, Tp, Ti, Tm;
		    {
			 V Td, To, Th, Tl;
			 Td = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
			 Te = VZMUL(Tc, Td);
			 To = LD(&(x[WS(rs, 12)]), ms, &(x[0]));
			 Tp = VZMUL(Tn, To);
			 Th = LD(&(x[WS(rs, 20)]), ms, &(x[0]));
			 Ti = VZMUL(Tg, Th);
			 Tl = LD(&(x[WS(rs, 28)]), ms, &(x[0]));
			 Tm = VZMUL(Tk, Tl);
		    }
		    {
			 V Tj, Tq, T3d, T3e;
			 Tj = VSUB(Te, Ti);
			 Tq = VSUB(Tm, Tp);
			 Tr = VMUL(LDK(KP707106781), VADD(Tj, Tq));
			 T22 = VMUL(LDK(KP707106781), VSUB(Tj, Tq));
			 T3d = VADD(Te, Ti);
			 T3e = VADD(Tm, Tp);
			 T3f = VSUB(T3d, T3e);
			 T3N = VADD(T3d, T3e);
		    }
	       }
	       {
		    V TJ, TV, TN, TR;
		    {
			 V TI, TU, TM, TQ;
			 TI = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
			 TJ = VZMUL(TH, TI);
			 TU = LD(&(x[WS(rs, 14)]), ms, &(x[0]));
			 TV = VZMUL(TT, TU);
			 TM = LD(&(x[WS(rs, 22)]), ms, &(x[0]));
			 TN = VZMUL(TL, TM);
			 TQ = LD(&(x[WS(rs, 30)]), ms, &(x[0]));
			 TR = VZMUL(TP, TQ);
		    }
		    {
			 V TO, TW, T39, T3a;
			 TO = VSUB(TJ, TN);
			 TW = VSUB(TR, TV);
			 TX = VFNMS(LDK(KP382683432), TW, VMUL(LDK(KP923879532), TO));
			 T20 = VFMA(LDK(KP923879532), TW, VMUL(LDK(KP382683432), TO));
			 T39 = VADD(TR, TV);
			 T3a = VADD(TJ, TN);
			 T3b = VSUB(T39, T3a);
			 T3J = VADD(T39, T3a);
		    }
	       }
	       {
		    V Tu, TE, Tx, TB;
		    {
			 V Tt, TD, Tw, TA;
			 Tt = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
			 Tu = VZMUL(T4, Tt);
			 TD = LD(&(x[WS(rs, 26)]), ms, &(x[0]));
			 TE = VZMUL(TC, TD);
			 Tw = LD(&(x[WS(rs, 18)]), ms, &(x[0]));
			 Tx = VZMUL(Tv, Tw);
			 TA = LD(&(x[WS(rs, 10)]), ms, &(x[0]));
			 TB = VZMUL(Tz, TA);
		    }
		    {
			 V Ty, TF, T36, T37;
			 Ty = VSUB(Tu, Tx);
			 TF = VSUB(TB, TE);
			 TG = VFMA(LDK(KP382683432), Ty, VMUL(LDK(KP923879532), TF));
			 T1Z = VFNMS(LDK(KP382683432), TF, VMUL(LDK(KP923879532), Ty));
			 T36 = VADD(Tu, Tx);
			 T37 = VADD(TB, TE);
			 T38 = VSUB(T36, T37);
			 T3I = VADD(T36, T37);
		    }
	       }
	       {
		    V T1H, T1K, T1S, T1P, T1B, T1D, T1E, T1u, T1y, T1z;
		    {
			 V T1G, T1J, T1R, T1O;
			 T1G = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
			 T1H = VZMUL(Tf, T1G);
			 T1J = LD(&(x[WS(rs, 23)]), ms, &(x[WS(rs, 1)]));
			 T1K = VZMUL(T1I, T1J);
			 T1R = LD(&(x[WS(rs, 15)]), ms, &(x[WS(rs, 1)]));
			 T1S = VZMUL(T1Q, T1R);
			 T1O = LD(&(x[WS(rs, 31)]), ms, &(x[WS(rs, 1)]));
			 T1P = VZMUL(T1N, T1O);
			 {
			      V T1A, T1C, T1t, T1x;
			      T1A = LD(&(x[WS(rs, 27)]), ms, &(x[WS(rs, 1)]));
			      T1B = VZMUL(T7, T1A);
			      T1C = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)]));
			      T1D = VZMUL(T6, T1C);
			      T1E = VSUB(T1B, T1D);
			      T1t = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
			      T1u = VZMUL(T3, T1t);
			      T1x = LD(&(x[WS(rs, 19)]), ms, &(x[WS(rs, 1)]));
			      T1y = VZMUL(T1w, T1x);
			      T1z = VSUB(T1u, T1y);
			 }
		    }
		    {
			 V T1F, T1L, T31, T32;
			 T1F = VMUL(LDK(KP707106781), VSUB(T1z, T1E));
			 T1L = VSUB(T1H, T1K);
			 T1M = VSUB(T1F, T1L);
			 T2v = VADD(T1L, T1F);
			 T31 = VADD(T1u, T1y);
			 T32 = VADD(T1B, T1D);
			 T33 = VSUB(T31, T32);
			 T3F = VADD(T31, T32);
		    }
		    {
			 V T1T, T1U, T2Y, T2Z;
			 T1T = VSUB(T1P, T1S);
			 T1U = VMUL(LDK(KP707106781), VADD(T1z, T1E));
			 T1V = VSUB(T1T, T1U);
			 T2w = VADD(T1T, T1U);
			 T2Y = VADD(T1P, T1S);
			 T2Z = VADD(T1H, T1K);
			 T30 = VSUB(T2Y, T2Z);
			 T3E = VADD(T2Y, T2Z);
		    }
	       }
	       {
		    V T1e, T1h, T1o, T1l, T18, T1a, T1b, T11, T14, T15;
		    {
			 V T1d, T1g, T1n, T1k;
			 T1d = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
			 T1e = VZMUL(T5, T1d);
			 T1g = LD(&(x[WS(rs, 25)]), ms, &(x[WS(rs, 1)]));
			 T1h = VZMUL(T1f, T1g);
			 T1n = LD(&(x[WS(rs, 17)]), ms, &(x[WS(rs, 1)]));
			 T1o = VZMUL(T1m, T1n);
			 T1k = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
			 T1l = VZMUL(T2, T1k);
			 {
			      V T17, T19, T10, T13;
			      T17 = LD(&(x[WS(rs, 29)]), ms, &(x[WS(rs, 1)]));
			      T18 = VZMUL(T16, T17);
			      T19 = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)]));
			      T1a = VZMUL(TS, T19);
			      T1b = VSUB(T18, T1a);
			      T10 = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
			      T11 = VZMUL(TK, T10);
			      T13 = LD(&(x[WS(rs, 21)]), ms, &(x[WS(rs, 1)]));
			      T14 = VZMUL(T12, T13);
			      T15 = VSUB(T11, T14);
			 }
		    }
		    {
			 V T1c, T1i, T2U, T2V;
			 T1c = VMUL(LDK(KP707106781), VSUB(T15, T1b));
			 T1i = VSUB(T1e, T1h);
			 T1j = VSUB(T1c, T1i);
			 T2s = VADD(T1i, T1c);
			 T2U = VADD(T11, T14);
			 T2V = VADD(T18, T1a);
			 T2W = VSUB(T2U, T2V);
			 T3C = VADD(T2U, T2V);
		    }
		    {
			 V T1p, T1q, T2R, T2S;
			 T1p = VSUB(T1l, T1o);
			 T1q = VMUL(LDK(KP707106781), VADD(T15, T1b));
			 T1r = VSUB(T1p, T1q);
			 T2t = VADD(T1p, T1q);
			 T2R = VADD(T1l, T1o);
			 T2S = VADD(T1e, T1h);
			 T2T = VSUB(T2R, T2S);
			 T3B = VADD(T2R, T2S);
		    }
	       }
	       {
		    V T3V, T3Z, T3Y, T40;
		    {
			 V T3T, T3U, T3W, T3X;
			 T3T = VADD(T3M, T3N);
			 T3U = VADD(T3I, T3J);
			 T3V = VSUB(T3T, T3U);
			 T3Z = VADD(T3T, T3U);
			 T3W = VADD(T3B, T3C);
			 T3X = VADD(T3E, T3F);
			 T3Y = VBYI(VSUB(T3W, T3X));
			 T40 = VADD(T3W, T3X);
		    }
		    ST(&(x[WS(rs, 24)]), VSUB(T3V, T3Y), ms, &(x[0]));
		    ST(&(x[0]), VADD(T3Z, T40), ms, &(x[0]));
		    ST(&(x[WS(rs, 8)]), VADD(T3V, T3Y), ms, &(x[0]));
		    ST(&(x[WS(rs, 16)]), VSUB(T3Z, T40), ms, &(x[0]));
	       }
	       {
		    V T3K, T3O, T3H, T3P, T3D, T3G;
		    T3K = VSUB(T3I, T3J);
		    T3O = VSUB(T3M, T3N);
		    T3D = VSUB(T3B, T3C);
		    T3G = VSUB(T3E, T3F);
		    T3H = VMUL(LDK(KP707106781), VSUB(T3D, T3G));
		    T3P = VMUL(LDK(KP707106781), VADD(T3D, T3G));
		    {
			 V T3L, T3Q, T3R, T3S;
			 T3L = VBYI(VSUB(T3H, T3K));
			 T3Q = VSUB(T3O, T3P);
			 ST(&(x[WS(rs, 12)]), VADD(T3L, T3Q), ms, &(x[0]));
			 ST(&(x[WS(rs, 20)]), VSUB(T3Q, T3L), ms, &(x[0]));
			 T3R = VBYI(VADD(T3K, T3H));
			 T3S = VADD(T3O, T3P);
			 ST(&(x[WS(rs, 4)]), VADD(T3R, T3S), ms, &(x[0]));
			 ST(&(x[WS(rs, 28)]), VSUB(T3S, T3R), ms, &(x[0]));
		    }
	       }
	       {
		    V T3g, T3w, T3m, T3t, T35, T3u, T3p, T3x, T3c, T3l;
		    T3c = VMUL(LDK(KP707106781), VSUB(T38, T3b));
		    T3g = VSUB(T3c, T3f);
		    T3w = VADD(T3f, T3c);
		    T3l = VMUL(LDK(KP707106781), VADD(T38, T3b));
		    T3m = VSUB(T3k, T3l);
		    T3t = VADD(T3k, T3l);
		    {
			 V T2X, T34, T3n, T3o;
			 T2X = VFNMS(LDK(KP382683432), T2W, VMUL(LDK(KP923879532), T2T));
			 T34 = VFMA(LDK(KP923879532), T30, VMUL(LDK(KP382683432), T33));
			 T35 = VSUB(T2X, T34);
			 T3u = VADD(T2X, T34);
			 T3n = VFMA(LDK(KP382683432), T2T, VMUL(LDK(KP923879532), T2W));
			 T3o = VFNMS(LDK(KP382683432), T30, VMUL(LDK(KP923879532), T33));
			 T3p = VSUB(T3n, T3o);
			 T3x = VADD(T3n, T3o);
		    }
		    {
			 V T3h, T3q, T3z, T3A;
			 T3h = VBYI(VSUB(T35, T3g));
			 T3q = VSUB(T3m, T3p);
			 ST(&(x[WS(rs, 10)]), VADD(T3h, T3q), ms, &(x[0]));
			 ST(&(x[WS(rs, 22)]), VSUB(T3q, T3h), ms, &(x[0]));
			 T3z = VSUB(T3t, T3u);
			 T3A = VBYI(VSUB(T3x, T3w));
			 ST(&(x[WS(rs, 18)]), VSUB(T3z, T3A), ms, &(x[0]));
			 ST(&(x[WS(rs, 14)]), VADD(T3z, T3A), ms, &(x[0]));
		    }
		    {
			 V T3r, T3s, T3v, T3y;
			 T3r = VBYI(VADD(T3g, T35));
			 T3s = VADD(T3m, T3p);
			 ST(&(x[WS(rs, 6)]), VADD(T3r, T3s), ms, &(x[0]));
			 ST(&(x[WS(rs, 26)]), VSUB(T3s, T3r), ms, &(x[0]));
			 T3v = VADD(T3t, T3u);
			 T3y = VBYI(VADD(T3w, T3x));
			 ST(&(x[WS(rs, 30)]), VSUB(T3v, T3y), ms, &(x[0]));
			 ST(&(x[WS(rs, 2)]), VADD(T3v, T3y), ms, &(x[0]));
		    }
	       }
	       {
		    V TZ, T2k, T2d, T2l, T1X, T2h, T2a, T2i;
		    {
			 V Ts, TY, T2b, T2c;
			 Ts = VSUB(Tb, Tr);
			 TY = VSUB(TG, TX);
			 TZ = VSUB(Ts, TY);
			 T2k = VADD(Ts, TY);
			 T2b = VFNMS(LDK(KP555570233), T1j, VMUL(LDK(KP831469612), T1r));
			 T2c = VFMA(LDK(KP555570233), T1M, VMUL(LDK(KP831469612), T1V));
			 T2d = VSUB(T2b, T2c);
			 T2l = VADD(T2b, T2c);
		    }
		    {
			 V T1s, T1W, T21, T29;
			 T1s = VFMA(LDK(KP831469612), T1j, VMUL(LDK(KP555570233), T1r));
			 T1W = VFNMS(LDK(KP555570233), T1V, VMUL(LDK(KP831469612), T1M));
			 T1X = VSUB(T1s, T1W);
			 T2h = VADD(T1s, T1W);
			 T21 = VSUB(T1Z, T20);
			 T29 = VSUB(T22, T28);
			 T2a = VSUB(T21, T29);
			 T2i = VADD(T29, T21);
		    }
		    {
			 V T1Y, T2e, T2n, T2o;
			 T1Y = VADD(TZ, T1X);
			 T2e = VBYI(VADD(T2a, T2d));
			 ST(&(x[WS(rs, 27)]), VSUB(T1Y, T2e), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 5)]), VADD(T1Y, T2e), ms, &(x[WS(rs, 1)]));
			 T2n = VBYI(VADD(T2i, T2h));
			 T2o = VADD(T2k, T2l);
			 ST(&(x[WS(rs, 3)]), VADD(T2n, T2o), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 29)]), VSUB(T2o, T2n), ms, &(x[WS(rs, 1)]));
		    }
		    {
			 V T2f, T2g, T2j, T2m;
			 T2f = VSUB(TZ, T1X);
			 T2g = VBYI(VSUB(T2d, T2a));
			 ST(&(x[WS(rs, 21)]), VSUB(T2f, T2g), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 11)]), VADD(T2f, T2g), ms, &(x[WS(rs, 1)]));
			 T2j = VBYI(VSUB(T2h, T2i));
			 T2m = VSUB(T2k, T2l);
			 ST(&(x[WS(rs, 13)]), VADD(T2j, T2m), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 19)]), VSUB(T2m, T2j), ms, &(x[WS(rs, 1)]));
		    }
	       }
	       {
		    V T2r, T2M, T2F, T2N, T2y, T2J, T2C, T2K;
		    {
			 V T2p, T2q, T2D, T2E;
			 T2p = VADD(Tb, Tr);
			 T2q = VADD(T1Z, T20);
			 T2r = VSUB(T2p, T2q);
			 T2M = VADD(T2p, T2q);
			 T2D = VFNMS(LDK(KP195090322), T2s, VMUL(LDK(KP980785280), T2t));
			 T2E = VFMA(LDK(KP195090322), T2v, VMUL(LDK(KP980785280), T2w));
			 T2F = VSUB(T2D, T2E);
			 T2N = VADD(T2D, T2E);
		    }
		    {
			 V T2u, T2x, T2A, T2B;
			 T2u = VFMA(LDK(KP980785280), T2s, VMUL(LDK(KP195090322), T2t));
			 T2x = VFNMS(LDK(KP195090322), T2w, VMUL(LDK(KP980785280), T2v));
			 T2y = VSUB(T2u, T2x);
			 T2J = VADD(T2u, T2x);
			 T2A = VADD(TG, TX);
			 T2B = VADD(T28, T22);
			 T2C = VSUB(T2A, T2B);
			 T2K = VADD(T2B, T2A);
		    }
		    {
			 V T2z, T2G, T2P, T2Q;
			 T2z = VADD(T2r, T2y);
			 T2G = VBYI(VADD(T2C, T2F));
			 ST(&(x[WS(rs, 25)]), VSUB(T2z, T2G), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 7)]), VADD(T2z, T2G), ms, &(x[WS(rs, 1)]));
			 T2P = VBYI(VADD(T2K, T2J));
			 T2Q = VADD(T2M, T2N);
			 ST(&(x[WS(rs, 1)]), VADD(T2P, T2Q), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 31)]), VSUB(T2Q, T2P), ms, &(x[WS(rs, 1)]));
		    }
		    {
			 V T2H, T2I, T2L, T2O;
			 T2H = VSUB(T2r, T2y);
			 T2I = VBYI(VSUB(T2F, T2C));
			 ST(&(x[WS(rs, 23)]), VSUB(T2H, T2I), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 9)]), VADD(T2H, T2I), ms, &(x[WS(rs, 1)]));
			 T2L = VBYI(VSUB(T2J, T2K));
			 T2O = VSUB(T2M, T2N);
			 ST(&(x[WS(rs, 15)]), VADD(T2L, T2O), ms, &(x[WS(rs, 1)]));
			 ST(&(x[WS(rs, 17)]), VSUB(T2O, T2L), ms, &(x[WS(rs, 1)]));
		    }
	       }
	  }
     }
}

static const tw_instr twinstr[] = {
     VTW(0, 1),
     VTW(0, 3),
     VTW(0, 9),
     VTW(0, 27),
     {TW_NEXT, VL, 0}
};

static const ct_desc desc = { 32, "t3bv_32", twinstr, &GENUS, {228, 142, 16, 0}, 0, 0, 0 };

void X(codelet_t3bv_32) (planner *p) {
     X(kdft_dit_register) (p, t3bv_32, &desc);
}
#endif				/* HAVE_FMA */