mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-18 18:45:10 +00:00
304 lines
10 KiB
C
304 lines
10 KiB
C
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/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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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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*
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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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*
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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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/* This file was automatically generated --- DO NOT EDIT */
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/* Generated on Tue Sep 14 10:47:00 EDT 2021 */
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#include "rdft/codelet-rdft.h"
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#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
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/* Generated by: ../../../genfft/gen_r2cb.native -fma -compact -variables 4 -pipeline-latency 4 -sign 1 -n 15 -name r2cbIII_15 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 64 FP additions, 43 FP multiplications,
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* (or, 21 additions, 0 multiplications, 43 fused multiply/add),
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* 42 stack variables, 9 constants, and 30 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_15(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DK(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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DK(KP618033988, +0.618033988749894848204586834365638117720309180);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
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E Tk, TA, T5, Th, Tz, T6, Tn, TX, TR, Td, Tm, TI, Tv, TN, TD;
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E TL, TM, Ti, Tj, T12, Te, T11;
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Ti = Ci[WS(csi, 4)];
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Tj = Ci[WS(csi, 1)];
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Tk = FMA(KP618033988, Tj, Ti);
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TA = FNMS(KP618033988, Ti, Tj);
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{
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E T1, T4, Tg, T2, T3, Tf;
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T1 = Cr[WS(csr, 7)];
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T2 = Cr[WS(csr, 4)];
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T3 = Cr[WS(csr, 1)];
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T4 = T2 + T3;
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Tg = T2 - T3;
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T5 = FMA(KP2_000000000, T4, T1);
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Tf = FNMS(KP500000000, T4, T1);
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Th = FMA(KP1_118033988, Tg, Tf);
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Tz = FNMS(KP1_118033988, Tg, Tf);
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}
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{
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E Tc, TP, T9, TQ;
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T6 = Cr[WS(csr, 2)];
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{
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E Ta, Tb, T7, T8;
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Ta = Cr[WS(csr, 3)];
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Tb = Cr[WS(csr, 6)];
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Tc = Ta + Tb;
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TP = Ta - Tb;
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T7 = Cr[0];
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T8 = Cr[WS(csr, 5)];
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T9 = T7 + T8;
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TQ = T7 - T8;
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}
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Tn = T9 - Tc;
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TX = FMA(KP618033988, TP, TQ);
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TR = FNMS(KP618033988, TQ, TP);
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Td = T9 + Tc;
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Tm = FNMS(KP250000000, Td, T6);
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}
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{
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E Tu, TK, Tr, TJ;
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TI = Ci[WS(csi, 2)];
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{
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E Ts, Tt, Tp, Tq;
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Ts = Ci[WS(csi, 3)];
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Tt = Ci[WS(csi, 6)];
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Tu = Ts - Tt;
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TK = Ts + Tt;
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Tp = Ci[0];
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Tq = Ci[WS(csi, 5)];
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Tr = Tp + Tq;
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TJ = Tq - Tp;
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}
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Tv = FMA(KP618033988, Tu, Tr);
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TN = TJ + TK;
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TD = FNMS(KP618033988, Tr, Tu);
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TL = TJ - TK;
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TM = FNMS(KP250000000, TL, TI);
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}
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T12 = TL + TI;
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Te = T6 + Td;
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T11 = Te - T5;
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R0[0] = FMA(KP2_000000000, Te, T5);
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R0[WS(rs, 5)] = FMS(KP1_732050807, T12, T11);
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R1[WS(rs, 2)] = FMA(KP1_732050807, T12, T11);
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{
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E TB, TF, TE, TG, TS, TU, TC, TO, TH, TT;
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TB = FNMS(KP1_902113032, TA, Tz);
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TF = FMA(KP1_902113032, TA, Tz);
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TC = FNMS(KP559016994, Tn, Tm);
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TE = FMA(KP951056516, TD, TC);
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TG = FNMS(KP951056516, TD, TC);
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TO = FNMS(KP559016994, TN, TM);
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TS = FMA(KP951056516, TR, TO);
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TU = FNMS(KP951056516, TR, TO);
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R0[WS(rs, 6)] = FMA(KP2_000000000, TE, TB);
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R1[WS(rs, 1)] = -(FMA(KP2_000000000, TG, TF));
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TH = TB - TE;
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R0[WS(rs, 1)] = FNMS(KP1_732050807, TS, TH);
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R1[WS(rs, 3)] = -(FMA(KP1_732050807, TS, TH));
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TT = TF - TG;
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R0[WS(rs, 4)] = FNMS(KP1_732050807, TU, TT);
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R1[WS(rs, 6)] = -(FMA(KP1_732050807, TU, TT));
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}
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{
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E Tl, Tx, Tw, Ty, TY, T10, To, TW, TV, TZ;
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Tl = FNMS(KP1_902113032, Tk, Th);
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Tx = FMA(KP1_902113032, Tk, Th);
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To = FMA(KP559016994, Tn, Tm);
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Tw = FMA(KP951056516, Tv, To);
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Ty = FNMS(KP951056516, Tv, To);
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TW = FMA(KP559016994, TN, TM);
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TY = FNMS(KP951056516, TX, TW);
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T10 = FMA(KP951056516, TX, TW);
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R1[WS(rs, 4)] = -(FMA(KP2_000000000, Tw, Tl));
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R0[WS(rs, 3)] = FMA(KP2_000000000, Ty, Tx);
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TV = Ty - Tx;
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R1[0] = FNMS(KP1_732050807, TY, TV);
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R1[WS(rs, 5)] = FMA(KP1_732050807, TY, TV);
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TZ = Tl - Tw;
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R0[WS(rs, 7)] = FNMS(KP1_732050807, T10, TZ);
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R0[WS(rs, 2)] = FMA(KP1_732050807, T10, TZ);
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}
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}
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}
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}
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static const kr2c_desc desc = { 15, "r2cbIII_15", { 21, 0, 43, 0 }, &GENUS };
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void X(codelet_r2cbIII_15) (planner *p) { X(kr2c_register) (p, r2cbIII_15, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_r2cb.native -compact -variables 4 -pipeline-latency 4 -sign 1 -n 15 -name r2cbIII_15 -dft-III -include rdft/scalar/r2cbIII.h */
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/*
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* This function contains 64 FP additions, 26 FP multiplications,
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* (or, 49 additions, 11 multiplications, 15 fused multiply/add),
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* 47 stack variables, 14 constants, and 30 memory accesses
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*/
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#include "rdft/scalar/r2cbIII.h"
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static void r2cbIII_15(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
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{
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DK(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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DK(KP433012701, +0.433012701892219323381861585376468091735701313);
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DK(KP968245836, +0.968245836551854221294816349945599902708230426);
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DK(KP587785252, +0.587785252292473129168705954639072768597652438);
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DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP1_647278207, +1.647278207092663851754840078556380006059321028);
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DK(KP1_018073920, +1.018073920910254366901961726787815297021466329);
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DK(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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DK(KP1_118033988, +1.118033988749894848204586834365638117720309180);
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DK(KP1_175570504, +1.175570504584946258337411909278145537195304875);
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DK(KP1_902113032, +1.902113032590307144232878666758764286811397268);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ovs, R1 = R1 + ovs, Cr = Cr + ivs, Ci = Ci + ivs, MAKE_VOLATILE_STRIDE(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
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E Tv, TD, T5, Ts, TC, T6, Tf, TW, TK, Td, Tg, TP, To, TN, TA;
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E TO, TQ, Tt, Tu, T12, Te, T11;
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Tt = Ci[WS(csi, 4)];
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Tu = Ci[WS(csi, 1)];
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Tv = FMA(KP1_902113032, Tt, KP1_175570504 * Tu);
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TD = FNMS(KP1_175570504, Tt, KP1_902113032 * Tu);
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{
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E T1, T4, Tq, T2, T3, Tr;
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T1 = Cr[WS(csr, 7)];
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T2 = Cr[WS(csr, 4)];
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T3 = Cr[WS(csr, 1)];
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T4 = T2 + T3;
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Tq = KP1_118033988 * (T2 - T3);
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T5 = FMA(KP2_000000000, T4, T1);
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Tr = FNMS(KP500000000, T4, T1);
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Ts = Tq + Tr;
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TC = Tr - Tq;
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}
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{
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E Tc, TJ, T9, TI;
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T6 = Cr[WS(csr, 2)];
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{
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E Ta, Tb, T7, T8;
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Ta = Cr[WS(csr, 3)];
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Tb = Cr[WS(csr, 6)];
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Tc = Ta + Tb;
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TJ = Ta - Tb;
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T7 = Cr[0];
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T8 = Cr[WS(csr, 5)];
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T9 = T7 + T8;
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TI = T7 - T8;
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}
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Tf = KP559016994 * (T9 - Tc);
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TW = FNMS(KP1_647278207, TJ, KP1_018073920 * TI);
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TK = FMA(KP1_647278207, TI, KP1_018073920 * TJ);
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Td = T9 + Tc;
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Tg = FNMS(KP250000000, Td, T6);
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}
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{
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E Tn, TM, Tk, TL;
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TP = Ci[WS(csi, 2)];
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{
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E Tl, Tm, Ti, Tj;
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Tl = Ci[WS(csi, 3)];
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Tm = Ci[WS(csi, 6)];
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Tn = Tl - Tm;
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TM = Tl + Tm;
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Ti = Ci[0];
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Tj = Ci[WS(csi, 5)];
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Tk = Ti + Tj;
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TL = Ti - Tj;
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}
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To = FMA(KP951056516, Tk, KP587785252 * Tn);
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TN = KP968245836 * (TL - TM);
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TA = FNMS(KP587785252, Tk, KP951056516 * Tn);
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TO = TL + TM;
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TQ = FMA(KP433012701, TO, KP1_732050807 * TP);
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}
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T12 = KP1_732050807 * (TP - TO);
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Te = T6 + Td;
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T11 = Te - T5;
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R0[0] = FMA(KP2_000000000, Te, T5);
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R0[WS(rs, 5)] = T12 - T11;
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R1[WS(rs, 2)] = T11 + T12;
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{
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E TE, TG, TB, TF, TY, T10, Tz, TX, TV, TZ;
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TE = TC - TD;
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TG = TC + TD;
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Tz = Tg - Tf;
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TB = Tz + TA;
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TF = TA - Tz;
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TX = TN + TQ;
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TY = TW - TX;
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T10 = TW + TX;
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R0[WS(rs, 6)] = FMA(KP2_000000000, TB, TE);
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R1[WS(rs, 1)] = FMS(KP2_000000000, TF, TG);
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TV = TE - TB;
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R0[WS(rs, 1)] = TV + TY;
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R1[WS(rs, 3)] = TY - TV;
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TZ = TF + TG;
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R0[WS(rs, 4)] = TZ - T10;
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R1[WS(rs, 6)] = -(TZ + T10);
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}
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{
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E Tw, Ty, Tp, Tx, TS, TU, Th, TR, TH, TT;
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Tw = Ts - Tv;
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Ty = Ts + Tv;
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Th = Tf + Tg;
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Tp = Th + To;
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Tx = Th - To;
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TR = TN - TQ;
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TS = TK + TR;
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TU = TR - TK;
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R1[WS(rs, 4)] = -(FMA(KP2_000000000, Tp, Tw));
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R0[WS(rs, 3)] = FMA(KP2_000000000, Tx, Ty);
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TH = Tx - Ty;
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R1[WS(rs, 5)] = TH - TS;
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R1[0] = TH + TS;
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TT = Tw - Tp;
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R0[WS(rs, 2)] = TT - TU;
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R0[WS(rs, 7)] = TT + TU;
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}
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}
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}
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}
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static const kr2c_desc desc = { 15, "r2cbIII_15", { 49, 11, 15, 0 }, &GENUS };
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void X(codelet_r2cbIII_15) (planner *p) { X(kr2c_register) (p, r2cbIII_15, &desc);
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}
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#endif
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