furnace/extern/fftw/rdft/scalar/r2cf/r2cf_7.c

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/*
* Copyright (c) 2003, 2007-14 Matteo Frigo
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
/* This file was automatically generated --- DO NOT EDIT */
/* Generated on Tue Sep 14 10:46:10 EDT 2021 */
#include "rdft/codelet-rdft.h"
#if defined(ARCH_PREFERS_FMA) || defined(ISA_EXTENSION_PREFERS_FMA)
/* Generated by: ../../../genfft/gen_r2cf.native -fma -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cf_7 -include rdft/scalar/r2cf.h */
/*
* This function contains 24 FP additions, 18 FP multiplications,
* (or, 9 additions, 3 multiplications, 15 fused multiply/add),
* 23 stack variables, 6 constants, and 14 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP801937735, +0.801937735804838252472204639014890102331838324);
DK(KP974927912, +0.974927912181823607018131682993931217232785801);
DK(KP554958132, +0.554958132087371191422194871006410481067288862);
DK(KP900968867, +0.900968867902419126236102319507445051165919162);
DK(KP692021471, +0.692021471630095869627814897002069140197260599);
DK(KP356895867, +0.356895867892209443894399510021300583399127187);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) {
E T1, T4, Ta, T7, Tb, Td, Tj, Ti, Th, Tf;
T1 = R0[0];
{
E T2, T3, T8, T9, T5, T6;
T2 = R1[0];
T3 = R0[WS(rs, 3)];
T4 = T2 + T3;
T8 = R1[WS(rs, 1)];
T9 = R0[WS(rs, 2)];
Ta = T8 + T9;
T5 = R0[WS(rs, 1)];
T6 = R1[WS(rs, 2)];
T7 = T5 + T6;
Tb = FNMS(KP356895867, Ta, T7);
Td = FNMS(KP356895867, T4, Ta);
Tj = T6 - T5;
Ti = T9 - T8;
Th = T3 - T2;
Tf = FNMS(KP356895867, T7, T4);
}
{
E Tc, Tm, Te, Tk, Tg, Tl;
Tc = FNMS(KP692021471, Tb, T4);
Cr[WS(csr, 3)] = FNMS(KP900968867, Tc, T1);
Tm = FNMS(KP554958132, Th, Tj);
Ci[WS(csi, 3)] = KP974927912 * (FNMS(KP801937735, Tm, Ti));
Te = FNMS(KP692021471, Td, T7);
Cr[WS(csr, 2)] = FNMS(KP900968867, Te, T1);
Tk = FMA(KP554958132, Tj, Ti);
Ci[WS(csi, 2)] = KP974927912 * (FNMS(KP801937735, Tk, Th));
Cr[0] = T1 + T4 + T7 + Ta;
Tg = FNMS(KP692021471, Tf, Ta);
Cr[WS(csr, 1)] = FNMS(KP900968867, Tg, T1);
Tl = FMA(KP554958132, Ti, Th);
Ci[WS(csi, 1)] = KP974927912 * (FMA(KP801937735, Tl, Tj));
}
}
}
}
static const kr2c_desc desc = { 7, "r2cf_7", { 9, 3, 15, 0 }, &GENUS };
void X(codelet_r2cf_7) (planner *p) { X(kr2c_register) (p, r2cf_7, &desc);
}
#else
/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 7 -name r2cf_7 -include rdft/scalar/r2cf.h */
/*
* This function contains 24 FP additions, 18 FP multiplications,
* (or, 12 additions, 6 multiplications, 12 fused multiply/add),
* 20 stack variables, 6 constants, and 14 memory accesses
*/
#include "rdft/scalar/r2cf.h"
static void r2cf_7(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP222520933, +0.222520933956314404288902564496794759466355569);
DK(KP900968867, +0.900968867902419126236102319507445051165919162);
DK(KP623489801, +0.623489801858733530525004884004239810632274731);
DK(KP433883739, +0.433883739117558120475768332848358754609990728);
DK(KP781831482, +0.781831482468029808708444526674057750232334519);
DK(KP974927912, +0.974927912181823607018131682993931217232785801);
{
INT i;
for (i = v; i > 0; i = i - 1, R0 = R0 + ivs, R1 = R1 + ivs, Cr = Cr + ovs, Ci = Ci + ovs, MAKE_VOLATILE_STRIDE(28, rs), MAKE_VOLATILE_STRIDE(28, csr), MAKE_VOLATILE_STRIDE(28, csi)) {
E T1, Ta, Tb, T4, Td, T7, Tc, T8, T9;
T1 = R0[0];
T8 = R1[0];
T9 = R0[WS(rs, 3)];
Ta = T8 + T9;
Tb = T9 - T8;
{
E T2, T3, T5, T6;
T2 = R0[WS(rs, 1)];
T3 = R1[WS(rs, 2)];
T4 = T2 + T3;
Td = T3 - T2;
T5 = R1[WS(rs, 1)];
T6 = R0[WS(rs, 2)];
T7 = T5 + T6;
Tc = T6 - T5;
}
Ci[WS(csi, 2)] = FNMS(KP781831482, Tc, KP974927912 * Tb) - (KP433883739 * Td);
Ci[WS(csi, 1)] = FMA(KP781831482, Tb, KP974927912 * Td) + (KP433883739 * Tc);
Cr[WS(csr, 2)] = FMA(KP623489801, T7, T1) + FNMA(KP900968867, T4, KP222520933 * Ta);
Ci[WS(csi, 3)] = FMA(KP433883739, Tb, KP974927912 * Tc) - (KP781831482 * Td);
Cr[WS(csr, 3)] = FMA(KP623489801, T4, T1) + FNMA(KP222520933, T7, KP900968867 * Ta);
Cr[WS(csr, 1)] = FMA(KP623489801, Ta, T1) + FNMA(KP900968867, T7, KP222520933 * T4);
Cr[0] = T1 + Ta + T4 + T7;
}
}
}
static const kr2c_desc desc = { 7, "r2cf_7", { 12, 6, 12, 0 }, &GENUS };
void X(codelet_r2cf_7) (planner *p) { X(kr2c_register) (p, r2cf_7, &desc);
}
#endif