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* Copyright (c) 2003, 2007-8 Matteo Frigo
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* Copyright (c) 2003, 2007-8 Massachusetts Institute of Technology
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Sun Jul 12 06:41:55 EDT 2009 */
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#include "codelet-dft.h"
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/* Generated by: ../../../genfft/gen_twiddle_c -fma -reorder-insns -schedule-for-pipeline -simd -compact -variables 4 -pipeline-latency 8 -n 16 -name t2fv_16 -include t2f.h */
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* This function contains 87 FP additions, 64 FP multiplications,
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* (or, 53 additions, 30 multiplications, 34 fused multiply/add),
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* 61 stack variables, 3 constants, and 32 memory accesses
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static void t2fv_16(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
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DVK(KP414213562, +0.414213562373095048801688724209698078569671875);
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DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
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for (m = mb, W = W + (mb * ((TWVL / VL) * 30)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 30), MAKE_VOLATILE_STRIDE(rs)) {
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V TO, Ta, TJ, TP, T14, Tq, T1i, T10, T1b, T1l, T13, T1c, TR, Tl, T15;
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V Tc, TW, T4, T19, T9, TD, TI, Tj, TZ, T1a, Te, Th, Tn, Tr, Tu;
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T1 = LD(&(x[0]), ms, &(x[0]));
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T2 = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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T5 = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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T7 = LD(&(x[WS(rs, 12)]), ms, &(x[0]));
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Tz = LD(&(x[WS(rs, 14)]), ms, &(x[0]));
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TG = LD(&(x[WS(rs, 10)]), ms, &(x[0]));
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TB = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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TE = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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V Ti, TY, TX, Td, Tg, Tm, Tt, To;
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V T3, T6, T8, TA, TH, TC, TF, Tb;
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Tb = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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T3 = BYTWJ(&(W[TWVL * 14]), T2);
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T6 = BYTWJ(&(W[TWVL * 6]), T5);
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T8 = BYTWJ(&(W[TWVL * 22]), T7);
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TA = BYTWJ(&(W[TWVL * 26]), Tz);
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TH = BYTWJ(&(W[TWVL * 18]), TG);
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TC = BYTWJ(&(W[TWVL * 10]), TB);
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TF = BYTWJ(&(W[TWVL * 2]), TE);
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Tc = BYTWJ(&(W[0]), Tb);
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Ti = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)]));
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Td = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tg = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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Tm = LD(&(x[WS(rs, 15)]), ms, &(x[WS(rs, 1)]));
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Tj = BYTWJ(&(W[TWVL * 24]), Ti);
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Tt = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)]));
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To = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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Te = BYTWJ(&(W[TWVL * 16]), Td);
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Th = BYTWJ(&(W[TWVL * 8]), Tg);
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Tn = BYTWJ(&(W[TWVL * 28]), Tm);
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Tr = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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Tu = BYTWJ(&(W[TWVL * 20]), Tt);
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Tp = BYTWJ(&(W[TWVL * 12]), To);
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V Tf, T11, Tk, T12, Ts;
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Ts = BYTWJ(&(W[TWVL * 4]), Tr);
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T1i = VFNMS(LDK(KP707106781), TZ, TW);
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T10 = VFMA(LDK(KP707106781), TZ, TW);
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T1b = VFNMS(LDK(KP707106781), T1a, T19);
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T1l = VFMA(LDK(KP707106781), T1a, T19);
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T13 = VFNMS(LDK(KP414213562), T12, T11);
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T1c = VFMA(LDK(KP414213562), T11, T12);
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V T1d, T16, TS, Tw, TU, TQ;
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T1d = VFMA(LDK(KP414213562), T14, T15);
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T16 = VFNMS(LDK(KP414213562), T15, T14);
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V T1e, T1j, T17, T1m;
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T1e = VSUB(T1c, T1d);
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T1j = VADD(T1c, T1d);
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T17 = VADD(T13, T16);
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T1m = VSUB(T16, T13);
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V T1h, T1f, T1o, T1k;
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T1h = VFMA(LDK(KP923879532), T1e, T1b);
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T1f = VFNMS(LDK(KP923879532), T1e, T1b);
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T1o = VFMA(LDK(KP923879532), T1j, T1i);
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T1k = VFNMS(LDK(KP923879532), T1j, T1i);
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V T1g, T18, T1p, T1n;
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T1g = VFMA(LDK(KP923879532), T17, T10);
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T18 = VFNMS(LDK(KP923879532), T17, T10);
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T1p = VFMA(LDK(KP923879532), T1m, T1l);
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T1n = VFNMS(LDK(KP923879532), T1m, T1l);
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ST(&(x[WS(rs, 12)]), VFNMSI(TV, TU), ms, &(x[0]));
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ST(&(x[WS(rs, 4)]), VFMAI(TV, TU), ms, &(x[0]));
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ST(&(x[0]), VADD(TQ, TT), ms, &(x[0]));
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ST(&(x[WS(rs, 8)]), VSUB(TQ, TT), ms, &(x[0]));
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TN = VFMA(LDK(KP707106781), TK, TJ);
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TL = VFNMS(LDK(KP707106781), TK, TJ);
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TM = VFMA(LDK(KP707106781), Tx, Ta);
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Ty = VFNMS(LDK(KP707106781), Tx, Ta);
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ST(&(x[WS(rs, 1)]), VFNMSI(T1h, T1g), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 15)]), VFMAI(T1h, T1g), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 7)]), VFMAI(T1f, T18), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 9)]), VFNMSI(T1f, T18), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 3)]), VFMAI(T1p, T1o), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 13)]), VFNMSI(T1p, T1o), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 11)]), VFMAI(T1n, T1k), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 5)]), VFNMSI(T1n, T1k), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 14)]), VFNMSI(TN, TM), ms, &(x[0]));
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ST(&(x[WS(rs, 2)]), VFMAI(TN, TM), ms, &(x[0]));
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ST(&(x[WS(rs, 10)]), VFMAI(TL, Ty), ms, &(x[0]));
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ST(&(x[WS(rs, 6)]), VFNMSI(TL, Ty), ms, &(x[0]));
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static const tw_instr twinstr[] = {
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static const ct_desc desc = { 16, "t2fv_16", twinstr, &GENUS, {53, 30, 34, 0}, 0, 0, 0 };
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void X(codelet_t2fv_16) (planner *p) {
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X(kdft_dit_register) (p, t2fv_16, &desc);
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/* Generated by: ../../../genfft/gen_twiddle_c -simd -compact -variables 4 -pipeline-latency 8 -n 16 -name t2fv_16 -include t2f.h */
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* This function contains 87 FP additions, 42 FP multiplications,
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* (or, 83 additions, 38 multiplications, 4 fused multiply/add),
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* 36 stack variables, 3 constants, and 32 memory accesses
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static void t2fv_16(R *ri, R *ii, const R *W, stride rs, INT mb, INT me, INT ms)
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DVK(KP923879532, +0.923879532511286756128183189396788286822416626);
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DVK(KP382683432, +0.382683432365089771728459984030398866761344562);
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DVK(KP707106781, +0.707106781186547524400844362104849039284835938);
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for (m = mb, W = W + (mb * ((TWVL / VL) * 30)); m < me; m = m + VL, x = x + (VL * ms), W = W + (TWVL * 30), MAKE_VOLATILE_STRIDE(rs)) {
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V TJ, T10, TD, T11, T1b, T1c, Ty, TK, T16, T17, T18, Tb, TN, T13, T14;
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V T15, Tm, TM, TG, TI, TH;
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TG = LD(&(x[0]), ms, &(x[0]));
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TH = LD(&(x[WS(rs, 8)]), ms, &(x[0]));
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TI = BYTWJ(&(W[TWVL * 14]), TH);
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Tz = LD(&(x[WS(rs, 4)]), ms, &(x[0]));
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TA = BYTWJ(&(W[TWVL * 6]), Tz);
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TB = LD(&(x[WS(rs, 12)]), ms, &(x[0]));
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TC = BYTWJ(&(W[TWVL * 22]), TB);
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V Tp, Tw, Tr, Tu, Ts, Tx;
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To = LD(&(x[WS(rs, 14)]), ms, &(x[0]));
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Tp = BYTWJ(&(W[TWVL * 26]), To);
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Tv = LD(&(x[WS(rs, 10)]), ms, &(x[0]));
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Tw = BYTWJ(&(W[TWVL * 18]), Tv);
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Tq = LD(&(x[WS(rs, 6)]), ms, &(x[0]));
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Tr = BYTWJ(&(W[TWVL * 10]), Tq);
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Tt = LD(&(x[WS(rs, 2)]), ms, &(x[0]));
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Tu = BYTWJ(&(W[TWVL * 2]), Tt);
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Ty = VMUL(LDK(KP707106781), VSUB(Ts, Tx));
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TK = VMUL(LDK(KP707106781), VADD(Tx, Ts));
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V T2, T9, T4, T7, T5, Ta;
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T1 = LD(&(x[WS(rs, 15)]), ms, &(x[WS(rs, 1)]));
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T2 = BYTWJ(&(W[TWVL * 28]), T1);
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T8 = LD(&(x[WS(rs, 11)]), ms, &(x[WS(rs, 1)]));
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T9 = BYTWJ(&(W[TWVL * 20]), T8);
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T3 = LD(&(x[WS(rs, 7)]), ms, &(x[WS(rs, 1)]));
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T4 = BYTWJ(&(W[TWVL * 12]), T3);
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T6 = LD(&(x[WS(rs, 3)]), ms, &(x[WS(rs, 1)]));
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T7 = BYTWJ(&(W[TWVL * 4]), T6);
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T18 = VSUB(T16, T17);
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Tb = VFNMS(LDK(KP923879532), Ta, VMUL(LDK(KP382683432), T5));
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TN = VFMA(LDK(KP923879532), T5, VMUL(LDK(KP382683432), Ta));
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V Td, Tk, Tf, Ti, Tg, Tl;
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Tc = LD(&(x[WS(rs, 1)]), ms, &(x[WS(rs, 1)]));
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Td = BYTWJ(&(W[0]), Tc);
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Tj = LD(&(x[WS(rs, 13)]), ms, &(x[WS(rs, 1)]));
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Tk = BYTWJ(&(W[TWVL * 24]), Tj);
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Te = LD(&(x[WS(rs, 9)]), ms, &(x[WS(rs, 1)]));
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Tf = BYTWJ(&(W[TWVL * 16]), Te);
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Th = LD(&(x[WS(rs, 5)]), ms, &(x[WS(rs, 1)]));
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Ti = BYTWJ(&(W[TWVL * 8]), Th);
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T15 = VSUB(T13, T14);
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Tm = VFMA(LDK(KP382683432), Tg, VMUL(LDK(KP923879532), Tl));
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TM = VFNMS(LDK(KP382683432), Tl, VMUL(LDK(KP923879532), Tg));
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V T1a, T1g, T1f, T1h;
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V T12, T19, T1d, T1e;
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T12 = VSUB(T10, T11);
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T19 = VMUL(LDK(KP707106781), VADD(T15, T18));
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T1a = VADD(T12, T19);
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T1g = VSUB(T12, T19);
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T1d = VSUB(T1b, T1c);
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T1e = VMUL(LDK(KP707106781), VSUB(T18, T15));
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T1f = VBYI(VADD(T1d, T1e));
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T1h = VBYI(VSUB(T1e, T1d));
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ST(&(x[WS(rs, 14)]), VSUB(T1a, T1f), ms, &(x[0]));
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ST(&(x[WS(rs, 6)]), VADD(T1g, T1h), ms, &(x[0]));
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ST(&(x[WS(rs, 2)]), VADD(T1a, T1f), ms, &(x[0]));
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ST(&(x[WS(rs, 10)]), VSUB(T1g, T1h), ms, &(x[0]));
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V T1k, T1o, T1n, T1p;
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V T1i, T1j, T1l, T1m;
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T1i = VADD(T10, T11);
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T1j = VADD(T1c, T1b);
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T1k = VADD(T1i, T1j);
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T1o = VSUB(T1i, T1j);
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T1l = VADD(T13, T14);
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T1m = VADD(T16, T17);
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T1n = VADD(T1l, T1m);
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T1p = VBYI(VSUB(T1m, T1l));
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ST(&(x[WS(rs, 8)]), VSUB(T1k, T1n), ms, &(x[0]));
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ST(&(x[WS(rs, 4)]), VADD(T1o, T1p), ms, &(x[0]));
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ST(&(x[0]), VADD(T1k, T1n), ms, &(x[0]));
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ST(&(x[WS(rs, 12)]), VSUB(T1o, T1p), ms, &(x[0]));
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TF = VBYI(VSUB(Tn, TE));
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TQ = VBYI(VADD(TE, Tn));
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ST(&(x[WS(rs, 7)]), VADD(TF, TP), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 15)]), VSUB(TR, TQ), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 9)]), VSUB(TP, TF), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 1)]), VADD(TQ, TR), ms, &(x[WS(rs, 1)]));
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TX = VBYI(VADD(TV, TW));
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TZ = VBYI(VSUB(TW, TV));
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ST(&(x[WS(rs, 13)]), VSUB(TU, TX), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 5)]), VADD(TY, TZ), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 3)]), VADD(TU, TX), ms, &(x[WS(rs, 1)]));
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ST(&(x[WS(rs, 11)]), VSUB(TY, TZ), ms, &(x[WS(rs, 1)]));
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static const tw_instr twinstr[] = {
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static const ct_desc desc = { 16, "t2fv_16", twinstr, &GENUS, {83, 38, 4, 0}, 0, 0, 0 };
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void X(codelet_t2fv_16) (planner *p) {
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X(kdft_dit_register) (p, t2fv_16, &desc);
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#endif /* HAVE_FMA */