mirror of
https://github.com/tildearrow/furnace.git
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117 lines
3.6 KiB
C
117 lines
3.6 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 10:46:31 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_hc2c.native -fma -compact -variables 4 -pipeline-latency 4 -n 2 -dit -name hc2cf_2 -include rdft/scalar/hc2cf.h */
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/*
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* This function contains 6 FP additions, 4 FP multiplications,
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* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
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* 11 stack variables, 0 constants, and 8 memory accesses
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*/
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#include "rdft/scalar/hc2cf.h"
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static void hc2cf_2(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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{
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INT m;
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for (m = mb, W = W + ((mb - 1) * 2); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 2, MAKE_VOLATILE_STRIDE(8, rs)) {
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E T1, Ta, T3, T6, T4, T8, T2, T7, T9, T5;
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T1 = Rp[0];
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Ta = Rm[0];
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T3 = Ip[0];
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T6 = Im[0];
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T2 = W[0];
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T4 = T2 * T3;
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T8 = T2 * T6;
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T5 = W[1];
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T7 = FMA(T5, T6, T4);
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T9 = FNMS(T5, T3, T8);
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Rm[0] = T1 - T7;
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Im[0] = T9 - Ta;
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Rp[0] = T1 + T7;
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Ip[0] = T9 + Ta;
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}
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}
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}
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static const tw_instr twinstr[] = {
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{ TW_FULL, 1, 2 },
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{ TW_NEXT, 1, 0 }
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};
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static const hc2c_desc desc = { 2, "hc2cf_2", twinstr, &GENUS, { 4, 2, 2, 0 } };
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void X(codelet_hc2cf_2) (planner *p) {
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X(khc2c_register) (p, hc2cf_2, &desc, HC2C_VIA_RDFT);
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}
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#else
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/* Generated by: ../../../genfft/gen_hc2c.native -compact -variables 4 -pipeline-latency 4 -n 2 -dit -name hc2cf_2 -include rdft/scalar/hc2cf.h */
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/*
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* This function contains 6 FP additions, 4 FP multiplications,
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* (or, 4 additions, 2 multiplications, 2 fused multiply/add),
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* 9 stack variables, 0 constants, and 8 memory accesses
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*/
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#include "rdft/scalar/hc2cf.h"
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static void hc2cf_2(R *Rp, R *Ip, R *Rm, R *Im, const R *W, stride rs, INT mb, INT me, INT ms)
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{
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{
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INT m;
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for (m = mb, W = W + ((mb - 1) * 2); m < me; m = m + 1, Rp = Rp + ms, Ip = Ip + ms, Rm = Rm - ms, Im = Im - ms, W = W + 2, MAKE_VOLATILE_STRIDE(8, rs)) {
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E T1, T8, T6, T7;
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T1 = Rp[0];
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T8 = Rm[0];
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{
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E T3, T5, T2, T4;
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T3 = Ip[0];
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T5 = Im[0];
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T2 = W[0];
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T4 = W[1];
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T6 = FMA(T2, T3, T4 * T5);
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T7 = FNMS(T4, T3, T2 * T5);
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}
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Rm[0] = T1 - T6;
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Im[0] = T7 - T8;
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Rp[0] = T1 + T6;
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Ip[0] = T7 + T8;
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}
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}
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}
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static const tw_instr twinstr[] = {
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{ TW_FULL, 1, 2 },
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{ TW_NEXT, 1, 0 }
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};
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static const hc2c_desc desc = { 2, "hc2cf_2", twinstr, &GENUS, { 4, 2, 2, 0 } };
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void X(codelet_hc2cf_2) (planner *p) {
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X(khc2c_register) (p, hc2cf_2, &desc, HC2C_VIA_RDFT);
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}
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#endif
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