mirror of
https://github.com/tildearrow/furnace.git
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195 lines
6.3 KiB
C
195 lines
6.3 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 10:46:24 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_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 10 -name r2cfII_10 -dft-II -include rdft/scalar/r2cfII.h */
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/*
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* This function contains 32 FP additions, 18 FP multiplications,
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* (or, 14 additions, 0 multiplications, 18 fused multiply/add),
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* 21 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cfII.h"
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static void r2cfII_10(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(KP250000000, +0.250000000000000000000000000000000000000000000);
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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 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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E T1, To, T8, Tt, Ta, Ts, Te, Tq, Th, Tn;
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T1 = R0[0];
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To = R1[WS(rs, 2)];
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{
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E T2, T3, T4, T5, T6, T7;
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T2 = R0[WS(rs, 2)];
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T3 = R0[WS(rs, 3)];
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T4 = T2 - T3;
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T5 = R0[WS(rs, 4)];
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T6 = R0[WS(rs, 1)];
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T7 = T5 - T6;
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T8 = T4 + T7;
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Tt = T5 + T6;
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Ta = T4 - T7;
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Ts = T2 + T3;
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}
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{
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E Tc, Td, Tm, Tf, Tg, Tl;
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Tc = R1[0];
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Td = R1[WS(rs, 4)];
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Tm = Tc + Td;
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Tf = R1[WS(rs, 1)];
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Tg = R1[WS(rs, 3)];
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Tl = Tf + Tg;
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Te = Tc - Td;
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Tq = Tm + Tl;
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Th = Tf - Tg;
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Tn = Tl - Tm;
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}
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Cr[WS(csr, 2)] = T1 + T8;
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Ci[WS(csi, 2)] = Tn - To;
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{
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E Ti, Tk, Tb, Tj, T9;
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Ti = FMA(KP618033988, Th, Te);
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Tk = FNMS(KP618033988, Te, Th);
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T9 = FNMS(KP250000000, T8, T1);
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Tb = FMA(KP559016994, Ta, T9);
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Tj = FNMS(KP559016994, Ta, T9);
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Cr[WS(csr, 4)] = FNMS(KP951056516, Ti, Tb);
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Cr[WS(csr, 3)] = FMA(KP951056516, Tk, Tj);
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Cr[0] = FMA(KP951056516, Ti, Tb);
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Cr[WS(csr, 1)] = FNMS(KP951056516, Tk, Tj);
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}
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{
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E Tu, Tw, Tr, Tv, Tp;
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Tu = FMA(KP618033988, Tt, Ts);
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Tw = FNMS(KP618033988, Ts, Tt);
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Tp = FMA(KP250000000, Tn, To);
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Tr = FMA(KP559016994, Tq, Tp);
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Tv = FNMS(KP559016994, Tq, Tp);
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Ci[0] = -(FMA(KP951056516, Tu, Tr));
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Ci[WS(csi, 3)] = FMA(KP951056516, Tw, Tv);
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Ci[WS(csi, 4)] = FMS(KP951056516, Tu, Tr);
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Ci[WS(csi, 1)] = FNMS(KP951056516, Tw, Tv);
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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 = { 10, "r2cfII_10", { 14, 0, 18, 0 }, &GENUS };
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void X(codelet_r2cfII_10) (planner *p) { X(kr2c_register) (p, r2cfII_10, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 10 -name r2cfII_10 -dft-II -include rdft/scalar/r2cfII.h */
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/*
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* This function contains 32 FP additions, 12 FP multiplications,
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* (or, 26 additions, 6 multiplications, 6 fused multiply/add),
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* 21 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cfII.h"
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static void r2cfII_10(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(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP587785252, +0.587785252292473129168705954639072768597652438);
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DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DK(KP559016994, +0.559016994374947424102293417182819058860154590);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(40, rs), MAKE_VOLATILE_STRIDE(40, csr), MAKE_VOLATILE_STRIDE(40, csi)) {
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E T1, To, T8, Tq, T9, Tp, Te, Ts, Th, Tn;
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T1 = R0[0];
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To = R1[WS(rs, 2)];
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{
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E T2, T3, T4, T5, T6, T7;
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T2 = R0[WS(rs, 2)];
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T3 = R0[WS(rs, 3)];
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T4 = T2 - T3;
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T5 = R0[WS(rs, 4)];
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T6 = R0[WS(rs, 1)];
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T7 = T5 - T6;
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T8 = T4 + T7;
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Tq = T5 + T6;
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T9 = KP559016994 * (T4 - T7);
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Tp = T2 + T3;
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}
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{
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E Tc, Td, Tm, Tf, Tg, Tl;
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Tc = R1[0];
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Td = R1[WS(rs, 4)];
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Tm = Tc + Td;
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Tf = R1[WS(rs, 1)];
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Tg = R1[WS(rs, 3)];
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Tl = Tf + Tg;
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Te = Tc - Td;
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Ts = KP559016994 * (Tm + Tl);
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Th = Tf - Tg;
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Tn = Tl - Tm;
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}
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Cr[WS(csr, 2)] = T1 + T8;
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Ci[WS(csi, 2)] = Tn - To;
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{
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E Ti, Tk, Tb, Tj, Ta;
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Ti = FMA(KP951056516, Te, KP587785252 * Th);
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Tk = FNMS(KP587785252, Te, KP951056516 * Th);
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Ta = FNMS(KP250000000, T8, T1);
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Tb = T9 + Ta;
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Tj = Ta - T9;
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Cr[WS(csr, 4)] = Tb - Ti;
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Cr[WS(csr, 3)] = Tj + Tk;
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Cr[0] = Tb + Ti;
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Cr[WS(csr, 1)] = Tj - Tk;
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}
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{
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E Tr, Tw, Tu, Tv, Tt;
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Tr = FMA(KP951056516, Tp, KP587785252 * Tq);
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Tw = FNMS(KP587785252, Tp, KP951056516 * Tq);
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Tt = FMA(KP250000000, Tn, To);
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Tu = Ts + Tt;
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Tv = Tt - Ts;
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Ci[0] = -(Tr + Tu);
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Ci[WS(csi, 3)] = Tw + Tv;
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Ci[WS(csi, 4)] = Tr - Tu;
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Ci[WS(csi, 1)] = Tv - Tw;
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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 = { 10, "r2cfII_10", { 26, 6, 6, 0 }, &GENUS };
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void X(codelet_r2cfII_10) (planner *p) { X(kr2c_register) (p, r2cfII_10, &desc);
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}
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#endif
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