mirror of
https://github.com/tildearrow/furnace.git
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187 lines
6.3 KiB
C
187 lines
6.3 KiB
C
/*
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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 10:47:21 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_r2r.native -fma -compact -variables 4 -pipeline-latency 4 -redft01 -n 8 -name e01_8 -include rdft/scalar/r2r.h */
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/*
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* This function contains 26 FP additions, 24 FP multiplications,
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* (or, 2 additions, 0 multiplications, 24 fused multiply/add),
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* 27 stack variables, 8 constants, and 16 memory accesses
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*/
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#include "rdft/scalar/r2r.h"
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static void e01_8(const R *I, R *O, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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DK(KP1_662939224, +1.662939224605090474157576755235811513477121624);
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DK(KP668178637, +0.668178637919298919997757686523080761552472251);
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DK(KP1_961570560, +1.961570560806460898252364472268478073947867462);
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DK(KP198912367, +0.198912367379658006911597622644676228597850501);
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DK(KP1_847759065, +1.847759065022573512256366378793576573644833252);
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DK(KP707106781, +0.707106781186547524400844362104849039284835938);
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DK(KP414213562, +0.414213562373095048801688724209698078569671875);
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DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, I = I + ivs, O = O + ovs, MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
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E T3, Tj, T6, Tk, Tc, Tn, Tf, Tm;
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{
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E T1, T2, T4, T5;
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T1 = I[0];
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T2 = I[WS(is, 4)];
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T3 = FMA(KP1_414213562, T2, T1);
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Tj = FNMS(KP1_414213562, T2, T1);
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T4 = I[WS(is, 2)];
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T5 = I[WS(is, 6)];
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T6 = FMA(KP414213562, T5, T4);
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Tk = FMS(KP414213562, T4, T5);
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{
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E T8, Td, Tb, Te, T9, Ta;
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T8 = I[WS(is, 1)];
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Td = I[WS(is, 7)];
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T9 = I[WS(is, 5)];
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Ta = I[WS(is, 3)];
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Tb = T9 + Ta;
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Te = Ta - T9;
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Tc = FMA(KP707106781, Tb, T8);
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Tn = FNMS(KP707106781, Te, Td);
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Tf = FMA(KP707106781, Te, Td);
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Tm = FNMS(KP707106781, Tb, T8);
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}
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}
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{
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E T7, Tg, Tp, Tq;
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T7 = FMA(KP1_847759065, T6, T3);
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Tg = FMA(KP198912367, Tf, Tc);
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O[WS(os, 7)] = FNMS(KP1_961570560, Tg, T7);
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O[0] = FMA(KP1_961570560, Tg, T7);
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Tp = FNMS(KP1_847759065, Tk, Tj);
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Tq = FMA(KP668178637, Tm, Tn);
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O[WS(os, 5)] = FNMS(KP1_662939224, Tq, Tp);
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O[WS(os, 2)] = FMA(KP1_662939224, Tq, Tp);
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}
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{
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E Th, Ti, Tl, To;
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Th = FNMS(KP1_847759065, T6, T3);
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Ti = FNMS(KP198912367, Tc, Tf);
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O[WS(os, 3)] = FNMS(KP1_961570560, Ti, Th);
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O[WS(os, 4)] = FMA(KP1_961570560, Ti, Th);
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Tl = FMA(KP1_847759065, Tk, Tj);
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To = FNMS(KP668178637, Tn, Tm);
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O[WS(os, 6)] = FNMS(KP1_662939224, To, Tl);
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O[WS(os, 1)] = FMA(KP1_662939224, To, Tl);
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}
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}
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}
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}
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static const kr2r_desc desc = { 8, "e01_8", { 2, 0, 24, 0 }, &GENUS, REDFT01 };
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void X(codelet_e01_8) (planner *p) { X(kr2r_register) (p, e01_8, &desc);
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}
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#else
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/* Generated by: ../../../genfft/gen_r2r.native -compact -variables 4 -pipeline-latency 4 -redft01 -n 8 -name e01_8 -include rdft/scalar/r2r.h */
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/*
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* This function contains 26 FP additions, 15 FP multiplications,
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* (or, 20 additions, 9 multiplications, 6 fused multiply/add),
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* 28 stack variables, 8 constants, and 16 memory accesses
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*/
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#include "rdft/scalar/r2r.h"
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static void e01_8(const R *I, R *O, stride is, stride os, INT v, INT ivs, INT ovs)
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{
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DK(KP1_662939224, +1.662939224605090474157576755235811513477121624);
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DK(KP1_111140466, +1.111140466039204449485661627897065748749874382);
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DK(KP390180644, +0.390180644032256535696569736954044481855383236);
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DK(KP1_961570560, +1.961570560806460898252364472268478073947867462);
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DK(KP707106781, +0.707106781186547524400844362104849039284835938);
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DK(KP1_414213562, +1.414213562373095048801688724209698078569671875);
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DK(KP765366864, +0.765366864730179543456919968060797733522689125);
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DK(KP1_847759065, +1.847759065022573512256366378793576573644833252);
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{
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INT i;
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for (i = v; i > 0; i = i - 1, I = I + ivs, O = O + ovs, MAKE_VOLATILE_STRIDE(16, is), MAKE_VOLATILE_STRIDE(16, os)) {
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E T7, Tl, T4, Tk, Td, To, Tg, Tn;
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{
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E T5, T6, T1, T3, T2;
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T5 = I[WS(is, 2)];
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T6 = I[WS(is, 6)];
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T7 = FMA(KP1_847759065, T5, KP765366864 * T6);
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Tl = FNMS(KP1_847759065, T6, KP765366864 * T5);
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T1 = I[0];
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T2 = I[WS(is, 4)];
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T3 = KP1_414213562 * T2;
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T4 = T1 + T3;
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Tk = T1 - T3;
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{
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E T9, Tf, Tc, Te, Ta, Tb;
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T9 = I[WS(is, 1)];
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Tf = I[WS(is, 7)];
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Ta = I[WS(is, 5)];
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Tb = I[WS(is, 3)];
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Tc = KP707106781 * (Ta + Tb);
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Te = KP707106781 * (Ta - Tb);
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Td = T9 + Tc;
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To = Te + Tf;
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Tg = Te - Tf;
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Tn = T9 - Tc;
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}
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}
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{
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E T8, Th, Tq, Tr;
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T8 = T4 + T7;
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Th = FNMS(KP390180644, Tg, KP1_961570560 * Td);
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O[WS(os, 7)] = T8 - Th;
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O[0] = T8 + Th;
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Tq = Tk - Tl;
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Tr = FMA(KP1_111140466, Tn, KP1_662939224 * To);
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O[WS(os, 5)] = Tq - Tr;
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O[WS(os, 2)] = Tq + Tr;
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}
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{
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E Ti, Tj, Tm, Tp;
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Ti = T4 - T7;
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Tj = FMA(KP390180644, Td, KP1_961570560 * Tg);
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O[WS(os, 4)] = Ti - Tj;
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O[WS(os, 3)] = Ti + Tj;
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Tm = Tk + Tl;
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Tp = FNMS(KP1_111140466, To, KP1_662939224 * Tn);
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O[WS(os, 6)] = Tm - Tp;
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O[WS(os, 1)] = Tm + Tp;
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}
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}
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}
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}
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static const kr2r_desc desc = { 8, "e01_8", { 20, 9, 6, 0 }, &GENUS, REDFT01 };
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void X(codelet_e01_8) (planner *p) { X(kr2r_register) (p, e01_8, &desc);
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}
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#endif
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