mirror of
https://github.com/tildearrow/furnace.git
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219 lines
6.3 KiB
C
219 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 12 -name r2cf_12 -include rdft/scalar/r2cf.h */
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/*
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* This function contains 38 FP additions, 10 FP multiplications,
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* (or, 30 additions, 2 multiplications, 8 fused multiply/add),
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* 21 stack variables, 2 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cf.h"
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static void r2cf_12(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(KP866025403, +0.866025403784438646763723170752936183471402627);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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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(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T5, Tp, Tm, Tk, Ty, Tt, Ta, Tq, Tn, Tf, Tz, Tu, Tl, To;
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{
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E T1, T2, T3, T4;
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T1 = R0[0];
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T2 = R0[WS(rs, 2)];
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T3 = R0[WS(rs, 4)];
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T4 = T2 + T3;
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T5 = T1 + T4;
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Tp = FNMS(KP500000000, T4, T1);
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Tm = T3 - T2;
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}
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{
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E Tg, Th, Ti, Tj;
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Tg = R1[WS(rs, 1)];
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Th = R1[WS(rs, 3)];
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Ti = R1[WS(rs, 5)];
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Tj = Th + Ti;
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Tk = FNMS(KP500000000, Tj, Tg);
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Ty = Ti - Th;
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Tt = Tg + Tj;
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}
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{
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E T6, T7, T8, T9;
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T6 = R0[WS(rs, 3)];
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T7 = R0[WS(rs, 5)];
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T8 = R0[WS(rs, 1)];
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T9 = T7 + T8;
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Ta = T6 + T9;
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Tq = FNMS(KP500000000, T9, T6);
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Tn = T8 - T7;
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}
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{
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E Tb, Tc, Td, Te;
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Tb = R1[WS(rs, 4)];
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Tc = R1[0];
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Td = R1[WS(rs, 2)];
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Te = Tc + Td;
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Tf = FNMS(KP500000000, Te, Tb);
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Tz = Td - Tc;
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Tu = Tb + Te;
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}
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Cr[WS(csr, 3)] = T5 - Ta;
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Ci[WS(csi, 3)] = Tt - Tu;
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Tl = Tf - Tk;
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To = Tm - Tn;
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Ci[WS(csi, 1)] = FMA(KP866025403, To, Tl);
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Ci[WS(csi, 5)] = FNMS(KP866025403, To, Tl);
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{
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E Tx, TA, Tv, Tw;
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Tx = Tp - Tq;
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TA = Ty - Tz;
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Cr[WS(csr, 5)] = FNMS(KP866025403, TA, Tx);
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Cr[WS(csr, 1)] = FMA(KP866025403, TA, Tx);
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Tv = T5 + Ta;
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Tw = Tt + Tu;
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Cr[WS(csr, 6)] = Tv - Tw;
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Cr[0] = Tv + Tw;
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}
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{
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E Tr, Ts, TB, TC;
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Tr = Tp + Tq;
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Ts = Tk + Tf;
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Cr[WS(csr, 2)] = Tr - Ts;
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Cr[WS(csr, 4)] = Tr + Ts;
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TB = Ty + Tz;
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TC = Tm + Tn;
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Ci[WS(csi, 2)] = KP866025403 * (TB - TC);
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Ci[WS(csi, 4)] = KP866025403 * (TC + TB);
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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 = { 12, "r2cf_12", { 30, 2, 8, 0 }, &GENUS };
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void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &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 12 -name r2cf_12 -include rdft/scalar/r2cf.h */
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/*
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* This function contains 38 FP additions, 8 FP multiplications,
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* (or, 34 additions, 4 multiplications, 4 fused multiply/add),
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* 21 stack variables, 2 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cf.h"
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static void r2cf_12(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(KP866025403, +0.866025403784438646763723170752936183471402627);
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DK(KP500000000, +0.500000000000000000000000000000000000000000000);
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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(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T5, Tp, Tb, Tn, Ty, Tt, Ta, Tq, Tc, Ti, Tz, Tu, Td, To;
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{
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E T1, T2, T3, T4;
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T1 = R0[0];
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T2 = R0[WS(rs, 2)];
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T3 = R0[WS(rs, 4)];
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T4 = T2 + T3;
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T5 = T1 + T4;
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Tp = FNMS(KP500000000, T4, T1);
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Tb = T3 - T2;
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}
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{
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E Tj, Tk, Tl, Tm;
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Tj = R1[WS(rs, 1)];
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Tk = R1[WS(rs, 3)];
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Tl = R1[WS(rs, 5)];
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Tm = Tk + Tl;
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Tn = FNMS(KP500000000, Tm, Tj);
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Ty = Tl - Tk;
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Tt = Tj + Tm;
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}
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{
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E T6, T7, T8, T9;
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T6 = R0[WS(rs, 3)];
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T7 = R0[WS(rs, 5)];
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T8 = R0[WS(rs, 1)];
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T9 = T7 + T8;
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Ta = T6 + T9;
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Tq = FNMS(KP500000000, T9, T6);
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Tc = T8 - T7;
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}
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{
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E Te, Tf, Tg, Th;
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Te = R1[WS(rs, 4)];
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Tf = R1[0];
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Tg = R1[WS(rs, 2)];
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Th = Tf + Tg;
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Ti = FNMS(KP500000000, Th, Te);
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Tz = Tg - Tf;
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Tu = Te + Th;
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}
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Cr[WS(csr, 3)] = T5 - Ta;
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Ci[WS(csi, 3)] = Tt - Tu;
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Td = KP866025403 * (Tb - Tc);
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To = Ti - Tn;
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Ci[WS(csi, 1)] = Td + To;
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Ci[WS(csi, 5)] = To - Td;
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{
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E Tx, TA, Tv, Tw;
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Tx = Tp - Tq;
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TA = KP866025403 * (Ty - Tz);
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Cr[WS(csr, 5)] = Tx - TA;
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Cr[WS(csr, 1)] = Tx + TA;
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Tv = T5 + Ta;
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Tw = Tt + Tu;
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Cr[WS(csr, 6)] = Tv - Tw;
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Cr[0] = Tv + Tw;
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}
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{
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E Tr, Ts, TB, TC;
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Tr = Tp + Tq;
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Ts = Tn + Ti;
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Cr[WS(csr, 2)] = Tr - Ts;
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Cr[WS(csr, 4)] = Tr + Ts;
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TB = Ty + Tz;
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TC = Tb + Tc;
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Ci[WS(csi, 2)] = KP866025403 * (TB - TC);
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Ci[WS(csi, 4)] = KP866025403 * (TC + TB);
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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 = { 12, "r2cf_12", { 34, 4, 4, 0 }, &GENUS };
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void X(codelet_r2cf_12) (planner *p) { X(kr2c_register) (p, r2cf_12, &desc);
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}
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#endif
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