mirror of
https://github.com/tildearrow/furnace.git
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221 lines
6.4 KiB
C
221 lines
6.4 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 10:46:48 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 12 -name r2cb_12 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 38 FP additions, 16 FP multiplications,
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* (or, 22 additions, 0 multiplications, 16 fused multiply/add),
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* 25 stack variables, 2 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_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(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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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(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T8, Tb, Tk, Tz, Tu, Tv, Tn, Ty, T3, Tp, Tf, T6, Tq, Ti;
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{
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E T9, Ta, Tl, Tm;
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T8 = Cr[WS(csr, 3)];
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T9 = Cr[WS(csr, 5)];
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Ta = Cr[WS(csr, 1)];
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Tb = T9 + Ta;
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Tk = FNMS(KP2_000000000, T8, Tb);
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Tz = T9 - Ta;
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Tu = Ci[WS(csi, 3)];
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Tl = Ci[WS(csi, 5)];
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Tm = Ci[WS(csi, 1)];
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Tv = Tl + Tm;
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Tn = Tl - Tm;
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Ty = FMA(KP2_000000000, Tu, Tv);
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}
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{
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E Te, T1, T2, Td;
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Te = Ci[WS(csi, 4)];
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T1 = Cr[0];
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T2 = Cr[WS(csr, 4)];
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Td = T1 - T2;
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T3 = FMA(KP2_000000000, T2, T1);
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Tp = FNMS(KP1_732050807, Te, Td);
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Tf = FMA(KP1_732050807, Te, Td);
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}
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{
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E Th, T4, T5, Tg;
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Th = Ci[WS(csi, 2)];
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T4 = Cr[WS(csr, 6)];
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T5 = Cr[WS(csr, 2)];
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Tg = T4 - T5;
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T6 = FMA(KP2_000000000, T5, T4);
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Tq = FMA(KP1_732050807, Th, Tg);
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Ti = FNMS(KP1_732050807, Th, Tg);
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}
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{
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E T7, Tc, Tx, TA;
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T7 = T3 + T6;
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Tc = T8 + Tb;
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R0[WS(rs, 3)] = FNMS(KP2_000000000, Tc, T7);
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R0[0] = FMA(KP2_000000000, Tc, T7);
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{
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E Tj, To, TB, TC;
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Tj = Tf + Ti;
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To = FMA(KP1_732050807, Tn, Tk);
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R0[WS(rs, 1)] = Tj + To;
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R0[WS(rs, 4)] = Tj - To;
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TB = Tf - Ti;
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TC = FNMS(KP1_732050807, Tz, Ty);
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R1[WS(rs, 2)] = TB - TC;
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R1[WS(rs, 5)] = TB + TC;
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}
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Tx = Tp - Tq;
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TA = FMA(KP1_732050807, Tz, Ty);
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R1[0] = Tx - TA;
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R1[WS(rs, 3)] = Tx + TA;
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{
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E Tt, Tw, Tr, Ts;
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Tt = T3 - T6;
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Tw = Tu - Tv;
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R1[WS(rs, 4)] = FNMS(KP2_000000000, Tw, Tt);
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R1[WS(rs, 1)] = FMA(KP2_000000000, Tw, Tt);
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Tr = Tp + Tq;
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Ts = FNMS(KP1_732050807, Tn, Tk);
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R0[WS(rs, 5)] = Tr + Ts;
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R0[WS(rs, 2)] = Tr - Ts;
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}
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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, "r2cb_12", { 22, 0, 16, 0 }, &GENUS };
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void X(codelet_r2cb_12) (planner *p) { X(kr2c_register) (p, r2cb_12, &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 12 -name r2cb_12 -include rdft/scalar/r2cb.h */
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/*
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* This function contains 38 FP additions, 10 FP multiplications,
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* (or, 34 additions, 6 multiplications, 4 fused multiply/add),
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* 25 stack variables, 2 constants, and 24 memory accesses
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*/
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#include "rdft/scalar/r2cb.h"
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static void r2cb_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(KP1_732050807, +1.732050807568877293527446341505872366942805254);
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DK(KP2_000000000, +2.000000000000000000000000000000000000000000000);
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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(48, rs), MAKE_VOLATILE_STRIDE(48, csr), MAKE_VOLATILE_STRIDE(48, csi)) {
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E T8, Tb, Tm, TA, Tw, Tx, Tp, TB, T3, Tr, Tg, T6, Ts, Tk;
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{
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E T9, Ta, Tn, To;
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T8 = Cr[WS(csr, 3)];
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T9 = Cr[WS(csr, 5)];
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Ta = Cr[WS(csr, 1)];
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Tb = T9 + Ta;
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Tm = FMS(KP2_000000000, T8, Tb);
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TA = KP1_732050807 * (T9 - Ta);
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Tw = Ci[WS(csi, 3)];
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Tn = Ci[WS(csi, 5)];
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To = Ci[WS(csi, 1)];
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Tx = Tn + To;
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Tp = KP1_732050807 * (Tn - To);
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TB = FMA(KP2_000000000, Tw, Tx);
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}
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{
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E Tf, T1, T2, Td, Te;
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Te = Ci[WS(csi, 4)];
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Tf = KP1_732050807 * Te;
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T1 = Cr[0];
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T2 = Cr[WS(csr, 4)];
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Td = T1 - T2;
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T3 = FMA(KP2_000000000, T2, T1);
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Tr = Td - Tf;
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Tg = Td + Tf;
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}
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{
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E Tj, T4, T5, Th, Ti;
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Ti = Ci[WS(csi, 2)];
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Tj = KP1_732050807 * Ti;
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T4 = Cr[WS(csr, 6)];
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T5 = Cr[WS(csr, 2)];
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Th = T4 - T5;
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T6 = FMA(KP2_000000000, T5, T4);
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Ts = Th + Tj;
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Tk = Th - Tj;
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}
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{
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E T7, Tc, Tz, TC;
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T7 = T3 + T6;
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Tc = KP2_000000000 * (T8 + Tb);
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R0[WS(rs, 3)] = T7 - Tc;
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R0[0] = T7 + Tc;
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{
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E Tl, Tq, TD, TE;
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Tl = Tg + Tk;
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Tq = Tm - Tp;
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R0[WS(rs, 1)] = Tl - Tq;
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R0[WS(rs, 4)] = Tl + Tq;
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TD = Tg - Tk;
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TE = TB - TA;
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R1[WS(rs, 2)] = TD - TE;
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R1[WS(rs, 5)] = TD + TE;
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}
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Tz = Tr - Ts;
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TC = TA + TB;
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R1[0] = Tz - TC;
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R1[WS(rs, 3)] = Tz + TC;
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{
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E Tv, Ty, Tt, Tu;
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Tv = T3 - T6;
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Ty = KP2_000000000 * (Tw - Tx);
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R1[WS(rs, 4)] = Tv - Ty;
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R1[WS(rs, 1)] = Tv + Ty;
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Tt = Tr + Ts;
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Tu = Tm + Tp;
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R0[WS(rs, 5)] = Tt - Tu;
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R0[WS(rs, 2)] = Tt + Tu;
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}
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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, "r2cb_12", { 34, 6, 4, 0 }, &GENUS };
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void X(codelet_r2cb_12) (planner *p) { X(kr2c_register) (p, r2cb_12, &desc);
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}
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#endif
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