hf_25.c

快速fft变换

					ci[WS(rs, 7)] = FMA(KP949179823, T6Q, T6P);
					cr[WS(rs, 12)] = FNMS(KP949179823, T6Q, T6P);
					cr[WS(rs, 7)] = FMA(KP860541664, T6O, T6H);
					ci[WS(rs, 2)] = FNMS(KP860541664, T6O, T6H);
					T7o = FMA(KP621716863, T7k, T7l);
					T7m = FNMS(KP614372930, T7l, T7k);
					T7h = FMA(KP249506682, T7g, T7d);
					T6n = FMA(KP557913902, T6e, T6d);
					T6f = FNMS(KP557913902, T6e, T6d);
				   }
			      }
			 }
		    }
	       }
	  }
	  ci[WS(rs, 6)] = FNMS(KP949179823, T6o, T6n);
	  ci[WS(rs, 11)] = FMA(KP949179823, T6o, T6n);
	  cr[WS(rs, 8)] = FMA(KP943557151, T6m, T6f);
	  ci[WS(rs, 1)] = FNMS(KP943557151, T6m, T6f);
	  T7j = FNMS(KP557913902, T7i, T7h);
	  T7n = FMA(KP557913902, T7i, T7h);
	  cr[WS(rs, 23)] = -(FMA(KP943557151, T7o, T7n));
	  ci[WS(rs, 16)] = FNMS(KP943557151, T7o, T7n);
	  cr[WS(rs, 18)] = FMS(KP949179823, T7m, T7j);
	  cr[WS(rs, 13)] = -(FMA(KP949179823, T7m, T7j));
     }
}

static const tw_instr twinstr[] = {
     {TW_FULL, 1, 25},
     {TW_NEXT, 1, 0}
};

static const hc2hc_desc desc = { 25, "hf_25", twinstr, &GENUS, {84, 48, 316, 0} };

void X(codelet_hf_25) (planner *p) {
     X(khc2hc_register) (p, hf_25, &desc);
}
#else				/* HAVE_FMA */

/* Generated by: ../../../genfft/gen_hc2hc -compact -variables 4 -pipeline-latency 4 -n 25 -dit -name hf_25 -include hf.h */

/*
 * This function contains 400 FP additions, 280 FP multiplications,
 * (or, 260 additions, 140 multiplications, 140 fused multiply/add),
 * 101 stack variables, 20 constants, and 100 memory accesses
 */
#include "hf.h"

static void hf_25(R *cr, R *ci, const R *W, stride rs, INT mb, INT me, INT ms)
{
     DK(KP998026728, +0.998026728428271561952336806863450553336905220);
     DK(KP062790519, +0.062790519529313376076178224565631133122484832);
     DK(KP684547105, +0.684547105928688673732283357621209269889519233);
     DK(KP728968627, +0.728968627421411523146730319055259111372571664);
     DK(KP481753674, +0.481753674101715274987191502872129653528542010);
     DK(KP876306680, +0.876306680043863587308115903922062583399064238);
     DK(KP248689887, +0.248689887164854788242283746006447968417567406);
     DK(KP968583161, +0.968583161128631119490168375464735813836012403);
     DK(KP992114701, +0.992114701314477831049793042785778521453036709);
     DK(KP125333233, +0.125333233564304245373118759816508793942918247);
     DK(KP425779291, +0.425779291565072648862502445744251703979973042);
     DK(KP904827052, +0.904827052466019527713668647932697593970413911);
     DK(KP637423989, +0.637423989748689710176712811676016195434917298);
     DK(KP770513242, +0.770513242775789230803009636396177847271667672);
     DK(KP844327925, +0.844327925502015078548558063966681505381659241);
     DK(KP535826794, +0.535826794978996618271308767867639978063575346);
     DK(KP587785252, +0.587785252292473129168705954639072768597652438);
     DK(KP951056516, +0.951056516295153572116439333379382143405698634);
     DK(KP250000000, +0.250000000000000000000000000000000000000000000);
     DK(KP559016994, +0.559016994374947424102293417182819058860154590);
     INT m;
     for (m = mb, W = W + ((mb - 1) * 48); m < me; m = m + 1, cr = cr + ms, ci = ci - ms, W = W + 48, MAKE_VOLATILE_STRIDE(rs)) {
	  E T1, T6b, T2l, T6g, To, T2m, T6e, T6f, T6a, T6H, T2u, T4I, T2i, T60, T3S;
	  E T5D, T4r, T58, T3Z, T5C, T4q, T5b, TS, T5W, T2G, T5s, T4g, T4M, T2R, T5t;
	  E T4h, T4P, T1l, T5X, T37, T5v, T4k, T4T, T3e, T5w, T4j, T4W, T1P, T5Z, T3v;
	  E T5A, T4o, T54, T3C, T5z, T4n, T51;
	  {
	       E T6, T2o, Tb, T2p, Tc, T6c, Th, T2r, Tm, T2s, Tn, T6d;
	       T1 = cr[0];
	       T6b = ci[0];
	       {
		    E T3, T5, T2, T4;
		    T3 = cr[WS(rs, 5)];
		    T5 = ci[WS(rs, 5)];
		    T2 = W[8];
		    T4 = W[9];
		    T6 = FMA(T2, T3, T4 * T5);
		    T2o = FNMS(T4, T3, T2 * T5);
	       }
	       {
		    E T8, Ta, T7, T9;
		    T8 = cr[WS(rs, 20)];
		    Ta = ci[WS(rs, 20)];
		    T7 = W[38];
		    T9 = W[39];
		    Tb = FMA(T7, T8, T9 * Ta);
		    T2p = FNMS(T9, T8, T7 * Ta);
	       }
	       Tc = T6 + Tb;
	       T6c = T2o + T2p;
	       {
		    E Te, Tg, Td, Tf;
		    Te = cr[WS(rs, 10)];
		    Tg = ci[WS(rs, 10)];
		    Td = W[18];
		    Tf = W[19];
		    Th = FMA(Td, Te, Tf * Tg);
		    T2r = FNMS(Tf, Te, Td * Tg);
	       }
	       {
		    E Tj, Tl, Ti, Tk;
		    Tj = cr[WS(rs, 15)];
		    Tl = ci[WS(rs, 15)];
		    Ti = W[28];
		    Tk = W[29];
		    Tm = FMA(Ti, Tj, Tk * Tl);
		    T2s = FNMS(Tk, Tj, Ti * Tl);
	       }
	       Tn = Th + Tm;
	       T6d = T2r + T2s;
	       T2l = KP559016994 * (Tc - Tn);
	       T6g = KP559016994 * (T6c - T6d);
	       To = Tc + Tn;
	       T2m = FNMS(KP250000000, To, T1);
	       T6e = T6c + T6d;
	       T6f = FNMS(KP250000000, T6e, T6b);
	       {
		    E T68, T69, T2q, T2t;
		    T68 = Th - Tm;
		    T69 = T6 - Tb;
		    T6a = FNMS(KP587785252, T69, KP951056516 * T68);
		    T6H = FMA(KP951056516, T69, KP587785252 * T68);
		    T2q = T2o - T2p;
		    T2t = T2r - T2s;
		    T2u = FMA(KP951056516, T2q, KP587785252 * T2t);
		    T4I = FNMS(KP587785252, T2q, KP951056516 * T2t);
	       }
	  }
	  {
	       E T1U, T3O, T3E, T3F, T3X, T3W, T3J, T3M, T3P, T25, T2g, T2h;
	       {
		    E T1R, T1T, T1Q, T1S;
		    T1R = cr[WS(rs, 3)];
		    T1T = ci[WS(rs, 3)];
		    T1Q = W[4];
		    T1S = W[5];
		    T1U = FMA(T1Q, T1R, T1S * T1T);
		    T3O = FNMS(T1S, T1R, T1Q * T1T);
	       }
	       {
		    E T1Z, T3H, T2f, T3L, T24, T3I, T2a, T3K;
		    {
			 E T1W, T1Y, T1V, T1X;
			 T1W = cr[WS(rs, 8)];
			 T1Y = ci[WS(rs, 8)];
			 T1V = W[14];
			 T1X = W[15];
			 T1Z = FMA(T1V, T1W, T1X * T1Y);
			 T3H = FNMS(T1X, T1W, T1V * T1Y);
		    }
		    {
			 E T2c, T2e, T2b, T2d;
			 T2c = cr[WS(rs, 18)];
			 T2e = ci[WS(rs, 18)];
			 T2b = W[34];
			 T2d = W[35];
			 T2f = FMA(T2b, T2c, T2d * T2e);
			 T3L = FNMS(T2d, T2c, T2b * T2e);
		    }
		    {
			 E T21, T23, T20, T22;
			 T21 = cr[WS(rs, 23)];
			 T23 = ci[WS(rs, 23)];
			 T20 = W[44];
			 T22 = W[45];
			 T24 = FMA(T20, T21, T22 * T23);
			 T3I = FNMS(T22, T21, T20 * T23);
		    }
		    {
			 E T27, T29, T26, T28;
			 T27 = cr[WS(rs, 13)];
			 T29 = ci[WS(rs, 13)];
			 T26 = W[24];
			 T28 = W[25];
			 T2a = FMA(T26, T27, T28 * T29);
			 T3K = FNMS(T28, T27, T26 * T29);
		    }
		    T3E = T1Z - T24;
		    T3F = T2a - T2f;
		    T3X = T3K - T3L;
		    T3W = T3H - T3I;
		    T3J = T3H + T3I;
		    T3M = T3K + T3L;
		    T3P = T3J + T3M;
		    T25 = T1Z + T24;
		    T2g = T2a + T2f;
		    T2h = T25 + T2g;
	       }
	       T2i = T1U + T2h;
	       T60 = T3O + T3P;
	       {
		    E T3G, T57, T3R, T56, T3N, T3Q;
		    T3G = FMA(KP951056516, T3E, KP587785252 * T3F);
		    T57 = FNMS(KP587785252, T3E, KP951056516 * T3F);
		    T3N = KP559016994 * (T3J - T3M);
		    T3Q = FNMS(KP250000000, T3P, T3O);
		    T3R = T3N + T3Q;
		    T56 = T3Q - T3N;
		    T3S = T3G + T3R;
		    T5D = T57 + T56;
		    T4r = T3R - T3G;
		    T58 = T56 - T57;
	       }
	       {
		    E T3Y, T5a, T3V, T59, T3T, T3U;
		    T3Y = FMA(KP951056516, T3W, KP587785252 * T3X);
		    T5a = FNMS(KP587785252, T3W, KP951056516 * T3X);
		    T3T = KP559016994 * (T25 - T2g);
		    T3U = FNMS(KP250000000, T2h, T1U);
		    T3V = T3T + T3U;
		    T59 = T3U - T3T;
		    T3Z = T3V - T3Y;
		    T5C = T59 - T5a;
		    T4q = T3V + T3Y;
		    T5b = T59 + T5a;
	       }
	  }
	  {
	       E Tu, T2N, T2B, T2E, T2I, T2H, T2K, T2L, T2O, TF, TQ, TR;
	       {
		    E Tr, Tt, Tq, Ts;
		    Tr = cr[WS(rs, 1)];
		    Tt = ci[WS(rs, 1)];
		    Tq = W[0];
		    Ts = W[1];
		    Tu = FMA(Tq, Tr, Ts * Tt);
		    T2N = FNMS(Ts, Tr, Tq * Tt);
	       }
	       {
		    E Tz, T2z, TP, T2D, TE, T2A, TK, T2C;
		    {
			 E Tw, Ty, Tv, Tx;
			 Tw = cr[WS(rs, 6)];
			 Ty = ci[WS(rs, 6)];
			 Tv = W[10];
			 Tx = W[11];
			 Tz = FMA(Tv, Tw, Tx * Ty);
			 T2z = FNMS(Tx, Tw, Tv * Ty);
		    }
		    {
			 E TM, TO, TL, TN;
			 TM = cr[WS(rs, 16)];
			 TO = ci[WS(rs, 16)];
			 TL = W[30];
			 TN = W[31];
			 TP = FMA(TL, TM, TN * TO);
			 T2D = FNMS(TN, TM, TL * TO);
		    }
		    {
			 E TB, TD, TA, TC;
			 TB = cr[WS(rs, 21)];
			 TD = ci[WS(rs, 21)];
			 TA = W[40];
			 TC = W[41];
			 TE = FMA(TA, TB, TC * TD);
			 T2A = FNMS(TC, TB, TA * TD);
		    }
		    {
			 E TH, TJ, TG, TI;
			 TH = cr[WS(rs, 11)];
			 TJ = ci[WS(rs, 11)];
			 TG = W[20];
			 TI = W[21];
			 TK = FMA(TG, TH, TI * TJ);
			 T2C = FNMS(TI, TH, TG * TJ);
		    }
		    T2B = T2z - T2A;
		    T2E = T2C - T2D;
		    T2I = TK - TP;
		    T2H = Tz - TE;
		    T2K = T2z + T2A;
		    T2L = T2C + T2D;
		    T2O = T2K + T2L;
		    TF = Tz + TE;
		    TQ = TK + TP;
		    TR = TF + TQ;
	       }
	       TS = Tu + TR;
	       T5W = T2N + T2O;
	       {
		    E T2F, T4L, T2y, T4K, T2w, T2x;
		    T2F = FMA(KP951056516, T2B, KP587785252 * T2E);
		    T4L = FNMS(KP587785252, T2B, KP951056516 * T2E);
		    T2w = KP559016994 * (TF - TQ);
		    T2x = FNMS(KP250000000, TR, Tu);
		    T2y = T2w + T2x;
		    T4K = T2x - T2w;
		    T2G = T2y - T2F;
		    T5s = T4K - T4L;
		    T4g = T2y + T2F;
		    T4M = T4K + T4L;
	       }
	       {
		    E T2J, T4O, T2Q, T4N, T2M, T2P;
		    T2J = FMA(KP951056516, T2H, KP587785252 * T2I);
		    T4O = FNMS(KP587785252, T2H, KP951056516 * T2I);
		    T2M = KP559016994 * (T2K - T2L);
		    T2P = FNMS(KP250000000, T2O, T2N);
		    T2Q = T2M + T2P;
		    T4N = T2P - T2M;
		    T2R = T2J + T2Q;
		    T5t = T4O + T4N;
		    T4h = T2Q - T2J;
		    T4P = T4N - T4O;
	       }
	  }
	  {
	       E TX, T33, T2T, T2U, T3c, T3b, T2Y, T31, T34, T18, T1j, T1k;
	       {
		    E TU, TW, TT, TV;
		    TU = cr[WS(rs, 4)];
		    TW = ci[WS(rs, 4)];
		    TT = W[6];
		    TV = W[7];
		    TX = FMA(TT, TU, TV * TW);
		    T33 = FNMS(TV, TU, TT * TW);
	       }
	       {
		    E T12, T2W, T1i, T30, T17, T2X, T1d, T2Z;
		    {
			 E TZ, T11, TY, T10;
			 TZ = cr[WS(rs, 9)];
			 T11 = ci[WS(rs, 9)];
			 TY = W[16];
			 T10 = W[17];
			 T12 = FMA(TY, TZ, T10 * T11);
			 T2W = FNMS(T10, TZ, TY * T11);
		    }
		    {
			 E T1f, T1h, T1e, T1g;
			 T1f = cr[WS(rs, 19)];
			 T1h = ci[WS(rs, 19)];
			 T1e = W[36];
			 T1g = W[37];
			 T1i = FMA(T1e, T1f, T1g * T1h);
			 T30 = FNMS(T1g, T1f, T1e * T1h);
		    }
		    {
			 E T14, T16, T13, T15;
			 T14 = cr[WS(rs, 24)];
			 T16 = ci[WS(rs, 24)];
			 T13 = W[46];
			 T15 = W[47];
			 T17 = FMA(T13, T14, T15 * T16);
			 T2X = FNMS(T15, T14, T13 * T16);
		    }
		    {
			 E T1a, T1c, T19, T1b;
			 T1a = cr[WS(rs, 14)];
			 T1c = ci[WS(rs, 14)];
			 T19 = W[26];
			 T1b = W[27];
			 T1d = FMA(T19, T1a, T1b * T1c);
			 T2Z = FNMS(T1b, T1a, T19 * T1c);
		    }
		    T2T = T17 - T12;
		    T2U = T1d - T1i;
		    T3c = T2Z - T30;
		    T3b = T2W - T2X;
		    T2Y = T2W + T2X;
		    T31 = T2Z + T30;
		    T34 = T2Y + T31;
		    T18 = T12 + T17;
		    T1j = T1d + T1i;
		    T1k = T18 + T1j;
	       }
	       T1l = TX + T1k;
	       T5X = T33 + T34;
	       {
		    E T2V, T4S, T36, T4R, T32, T35;
		    T2V = FNMS(KP587785252, T2U, KP951056516 * T2T);
		    T4S = FMA(KP587785252, T2T, KP951056516 * T2U);
		    T32 = KP559016994 * (T2Y - T31);
		    T35 = FNMS(KP250000000, T34, T33);
		    T36 = T32 + T35;
		    T4R = T35 - T32;
		    T37 = T2V - T36;
		    T5v = T4S + T4R;
		    T4k = T2V + T36;
		    T4T = T4R - T4S;
	       }
	       {