mirror of
https://github.com/tildearrow/furnace.git
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201 lines
6.3 KiB
C
201 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 10:46:10 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 r2cf_10 -include rdft/scalar/r2cf.h */
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/*
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* This function contains 34 FP additions, 14 FP multiplications,
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* (or, 24 additions, 4 multiplications, 10 fused multiply/add),
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* 26 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cf.h"
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static void r2cf_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(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP250000000, +0.250000000000000000000000000000000000000000000);
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DK(KP618033988, +0.618033988749894848204586834365638117720309180);
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DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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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 T3, Tt, Td, Tn, Tg, To, Th, Tv, T6, Tq, T9, Tr, Ta, Tu, T1;
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E T2;
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T1 = R0[0];
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T2 = R1[WS(rs, 2)];
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T3 = T1 - T2;
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Tt = T1 + T2;
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{
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E Tb, Tc, Te, Tf;
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Tb = R0[WS(rs, 2)];
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Tc = R1[WS(rs, 4)];
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Td = Tb - Tc;
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Tn = Tb + Tc;
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Te = R0[WS(rs, 3)];
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Tf = R1[0];
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Tg = Te - Tf;
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To = Te + Tf;
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}
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Th = Td + Tg;
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Tv = Tn + To;
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{
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E T4, T5, T7, T8;
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T4 = R0[WS(rs, 1)];
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T5 = R1[WS(rs, 3)];
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T6 = T4 - T5;
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Tq = T4 + T5;
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T7 = R0[WS(rs, 4)];
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T8 = R1[WS(rs, 1)];
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T9 = T7 - T8;
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Tr = T7 + T8;
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}
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Ta = T6 + T9;
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Tu = Tq + Tr;
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{
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E Tl, Tm, Tk, Ti, Tj;
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Tl = T6 - T9;
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Tm = Tg - Td;
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Ci[WS(csi, 1)] = -(KP951056516 * (FNMS(KP618033988, Tm, Tl)));
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Ci[WS(csi, 3)] = KP951056516 * (FMA(KP618033988, Tl, Tm));
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Tk = Ta - Th;
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Ti = Ta + Th;
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Tj = FNMS(KP250000000, Ti, T3);
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Cr[WS(csr, 1)] = FMA(KP559016994, Tk, Tj);
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Cr[WS(csr, 5)] = T3 + Ti;
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Cr[WS(csr, 3)] = FNMS(KP559016994, Tk, Tj);
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}
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{
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E Tp, Ts, Ty, Tw, Tx;
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Tp = Tn - To;
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Ts = Tq - Tr;
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Ci[WS(csi, 2)] = KP951056516 * (FNMS(KP618033988, Ts, Tp));
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Ci[WS(csi, 4)] = KP951056516 * (FMA(KP618033988, Tp, Ts));
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Ty = Tu - Tv;
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Tw = Tu + Tv;
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Tx = FNMS(KP250000000, Tw, Tt);
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Cr[WS(csr, 2)] = FNMS(KP559016994, Ty, Tx);
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Cr[0] = Tt + Tw;
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Cr[WS(csr, 4)] = FMA(KP559016994, Ty, Tx);
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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, "r2cf_10", { 24, 4, 10, 0 }, &GENUS };
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void X(codelet_r2cf_10) (planner *p) { X(kr2c_register) (p, r2cf_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 r2cf_10 -include rdft/scalar/r2cf.h */
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/*
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* This function contains 34 FP additions, 12 FP multiplications,
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* (or, 28 additions, 6 multiplications, 6 fused multiply/add),
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* 26 stack variables, 4 constants, and 20 memory accesses
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*/
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#include "rdft/scalar/r2cf.h"
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static void r2cf_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(KP559016994, +0.559016994374947424102293417182819058860154590);
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DK(KP951056516, +0.951056516295153572116439333379382143405698634);
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DK(KP587785252, +0.587785252292473129168705954639072768597652438);
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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 Ti, Tt, Ta, Tn, Td, To, Te, Tv, T3, Tq, T6, Tr, T7, Tu, Tg;
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E Th;
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Tg = R0[0];
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Th = R1[WS(rs, 2)];
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Ti = Tg - Th;
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Tt = Tg + Th;
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{
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E T8, T9, Tb, Tc;
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T8 = R0[WS(rs, 2)];
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T9 = R1[WS(rs, 4)];
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Ta = T8 - T9;
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Tn = T8 + T9;
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Tb = R0[WS(rs, 3)];
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Tc = R1[0];
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Td = Tb - Tc;
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To = Tb + Tc;
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}
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Te = Ta + Td;
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Tv = Tn + To;
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{
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E T1, T2, T4, T5;
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T1 = R0[WS(rs, 1)];
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T2 = R1[WS(rs, 3)];
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T3 = T1 - T2;
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Tq = T1 + T2;
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T4 = R0[WS(rs, 4)];
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T5 = R1[WS(rs, 1)];
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T6 = T4 - T5;
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Tr = T4 + T5;
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}
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T7 = T3 + T6;
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Tu = Tq + Tr;
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{
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E Tl, Tm, Tf, Tj, Tk;
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Tl = Td - Ta;
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Tm = T3 - T6;
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Ci[WS(csi, 1)] = FNMS(KP951056516, Tm, KP587785252 * Tl);
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Ci[WS(csi, 3)] = FMA(KP587785252, Tm, KP951056516 * Tl);
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Tf = KP559016994 * (T7 - Te);
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Tj = T7 + Te;
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Tk = FNMS(KP250000000, Tj, Ti);
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Cr[WS(csr, 1)] = Tf + Tk;
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Cr[WS(csr, 5)] = Ti + Tj;
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Cr[WS(csr, 3)] = Tk - Tf;
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}
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{
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E Tp, Ts, Ty, Tw, Tx;
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Tp = Tn - To;
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Ts = Tq - Tr;
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Ci[WS(csi, 2)] = FNMS(KP587785252, Ts, KP951056516 * Tp);
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Ci[WS(csi, 4)] = FMA(KP951056516, Ts, KP587785252 * Tp);
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Ty = KP559016994 * (Tu - Tv);
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Tw = Tu + Tv;
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Tx = FNMS(KP250000000, Tw, Tt);
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Cr[WS(csr, 2)] = Tx - Ty;
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Cr[0] = Tt + Tw;
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Cr[WS(csr, 4)] = Ty + Tx;
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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, "r2cf_10", { 28, 6, 6, 0 }, &GENUS };
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void X(codelet_r2cf_10) (planner *p) { X(kr2c_register) (p, r2cf_10, &desc);
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}
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#endif
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