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furnace/extern/fftw/rdft/scalar/r2cf/r2cfII_15.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 10:46:24 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 15 -name r2cfII_15 -dft-II -include rdft/scalar/r2cfII.h */
/*
* This function contains 72 FP additions, 41 FP multiplications,
* (or, 38 additions, 7 multiplications, 34 fused multiply/add),
* 42 stack variables, 12 constants, and 30 memory accesses
*/
#include "rdft/scalar/r2cfII.h"
static void r2cfII_15(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP823639103, +0.823639103546331925877420039278190003029660514);
DK(KP910592997, +0.910592997310029334643087372129977886038870291);
DK(KP951056516, +0.951056516295153572116439333379382143405698634);
DK(KP559016994, +0.559016994374947424102293417182819058860154590);
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
DK(KP690983005, +0.690983005625052575897706582817180941139845410);
DK(KP447213595, +0.447213595499957939281834733746255247088123672);
DK(KP552786404, +0.552786404500042060718165266253744752911876328);
DK(KP809016994, +0.809016994374947424102293417182819058860154590);
DK(KP618033988, +0.618033988749894848204586834365638117720309180);
DK(KP250000000, +0.250000000000000000000000000000000000000000000);
{
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(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
E Ta, Tl, T1, T6, T7, TX, TT, T8, Tg, Th, TM, TZ, Tj, Tz, Tr;
E Ts, TP, TY, Tu, TC;
Ta = R0[WS(rs, 5)];
Tl = R1[WS(rs, 2)];
{
E T2, T5, T3, T4, TR, TS;
T1 = R0[0];
T2 = R0[WS(rs, 3)];
T5 = R1[WS(rs, 4)];
T3 = R0[WS(rs, 6)];
T4 = R1[WS(rs, 1)];
TR = T2 + T5;
TS = T3 + T4;
T6 = T2 + T3 - T4 - T5;
T7 = FNMS(KP250000000, T6, T1);
TX = FNMS(KP618033988, TR, TS);
TT = FMA(KP618033988, TS, TR);
T8 = (T3 + T5 - T2) - T4;
}
{
E Tf, TL, TK, Ti, Ty;
{
E Tb, Tc, Td, Te;
Tb = R1[0];
Tg = R0[WS(rs, 2)];
Tc = R1[WS(rs, 3)];
Td = R1[WS(rs, 6)];
Te = Tc + Td;
Tf = Tb - Te;
TL = Tc - Td;
Th = Tb + Te;
TK = Tg + Tb;
}
TM = FMA(KP618033988, TL, TK);
TZ = FNMS(KP618033988, TK, TL);
Ti = FMA(KP809016994, Th, Tg);
Tj = FNMS(KP552786404, Ti, Tf);
Ty = FMA(KP447213595, Th, Tf);
Tz = FNMS(KP690983005, Ty, Tg);
}
{
E Tq, TO, TN, Tt, TB;
{
E Tm, Tn, To, Tp;
Tm = R0[WS(rs, 7)];
Tr = R1[WS(rs, 5)];
Tn = R0[WS(rs, 1)];
To = R0[WS(rs, 4)];
Tp = Tn + To;
Tq = Tm - Tp;
TO = To - Tn;
Ts = Tm + Tp;
TN = Tr + Tm;
}
TP = FMA(KP618033988, TO, TN);
TY = FNMS(KP618033988, TN, TO);
Tt = FMA(KP809016994, Ts, Tr);
Tu = FNMS(KP552786404, Tt, Tq);
TB = FMA(KP447213595, Ts, Tq);
TC = FNMS(KP690983005, TB, Tr);
}
{
E TF, TG, TH, TI;
TF = T1 + T6;
TG = Ts - Tr - Tl;
TH = Ta + Tg - Th;
TI = TG + TH;
Cr[WS(csr, 2)] = FNMS(KP500000000, TI, TF);
Ci[WS(csi, 2)] = KP866025403 * (TH - TG);
Cr[WS(csr, 7)] = TF + TI;
}
{
E Tx, T14, T10, T11, TE, T12, TA, TD, T13;
Tx = FMA(KP559016994, T8, T7);
T14 = TZ - TY;
T10 = TY + TZ;
T11 = FMA(KP500000000, T10, TX);
TA = FNMS(KP809016994, Tz, Ta);
TD = FNMS(KP809016994, TC, Tl);
TE = TA - TD;
T12 = TD + TA;
Cr[WS(csr, 1)] = Tx + TE;
Ci[WS(csi, 1)] = KP951056516 * (T10 - TX);
Ci[WS(csi, 3)] = KP951056516 * (FNMS(KP910592997, T12, T11));
Ci[WS(csi, 6)] = -(KP951056516 * (FMA(KP910592997, T12, T11)));
T13 = FNMS(KP500000000, TE, Tx);
Cr[WS(csr, 3)] = FNMS(KP823639103, T14, T13);
Cr[WS(csr, 6)] = FMA(KP823639103, T14, T13);
}
{
E T9, TQ, TU, TV, Tw, TW, Tk, Tv, TJ;
T9 = FNMS(KP559016994, T8, T7);
TQ = TM - TP;
TU = TP + TM;
TV = FMA(KP500000000, TU, TT);
Tk = FNMS(KP559016994, Tj, Ta);
Tv = FNMS(KP559016994, Tu, Tl);
Tw = Tk - Tv;
TW = Tv + Tk;
Cr[WS(csr, 4)] = T9 + Tw;
Ci[WS(csi, 4)] = KP951056516 * (TT - TU);
Ci[0] = -(KP951056516 * (FMA(KP910592997, TW, TV)));
Ci[WS(csi, 5)] = -(KP951056516 * (FNMS(KP910592997, TW, TV)));
TJ = FNMS(KP500000000, Tw, T9);
Cr[WS(csr, 5)] = FNMS(KP823639103, TQ, TJ);
Cr[0] = FMA(KP823639103, TQ, TJ);
}
}
}
}
static const kr2c_desc desc = { 15, "r2cfII_15", { 38, 7, 34, 0 }, &GENUS };
void X(codelet_r2cfII_15) (planner *p) { X(kr2c_register) (p, r2cfII_15, &desc);
}
#else
/* Generated by: ../../../genfft/gen_r2cf.native -compact -variables 4 -pipeline-latency 4 -n 15 -name r2cfII_15 -dft-II -include rdft/scalar/r2cfII.h */
/*
* This function contains 72 FP additions, 33 FP multiplications,
* (or, 54 additions, 15 multiplications, 18 fused multiply/add),
* 37 stack variables, 8 constants, and 30 memory accesses
*/
#include "rdft/scalar/r2cfII.h"
static void r2cfII_15(R *R0, R *R1, R *Cr, R *Ci, stride rs, stride csr, stride csi, INT v, INT ivs, INT ovs)
{
DK(KP500000000, +0.500000000000000000000000000000000000000000000);
DK(KP866025403, +0.866025403784438646763723170752936183471402627);
DK(KP809016994, +0.809016994374947424102293417182819058860154590);
DK(KP309016994, +0.309016994374947424102293417182819058860154590);
DK(KP250000000, +0.250000000000000000000000000000000000000000000);
DK(KP559016994, +0.559016994374947424102293417182819058860154590);
DK(KP587785252, +0.587785252292473129168705954639072768597652438);
DK(KP951056516, +0.951056516295153572116439333379382143405698634);
{
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(60, rs), MAKE_VOLATILE_STRIDE(60, csr), MAKE_VOLATILE_STRIDE(60, csi)) {
E T1, T2, Tx, TR, TE, T7, TD, Th, Tm, Tr, TQ, TA, TB, Tf, Te;
E Tu, TS, Td, TH, TO;
T1 = R0[WS(rs, 5)];
{
E T3, Tv, T6, Tw, T4, T5;
T2 = R0[WS(rs, 2)];
T3 = R1[0];
Tv = T2 + T3;
T4 = R1[WS(rs, 3)];
T5 = R1[WS(rs, 6)];
T6 = T4 + T5;
Tw = T4 - T5;
Tx = FMA(KP951056516, Tv, KP587785252 * Tw);
TR = FNMS(KP587785252, Tv, KP951056516 * Tw);
TE = KP559016994 * (T3 - T6);
T7 = T3 + T6;
TD = KP250000000 * T7;
}
{
E Ti, Tl, Tj, Tk, Tp, Tq;
Th = R0[0];
Ti = R1[WS(rs, 4)];
Tl = R0[WS(rs, 6)];
Tj = R1[WS(rs, 1)];
Tk = R0[WS(rs, 3)];
Tp = Tk + Ti;
Tq = Tl + Tj;
Tm = Ti + Tj - (Tk + Tl);
Tr = FMA(KP951056516, Tp, KP587785252 * Tq);
TQ = FNMS(KP951056516, Tq, KP587785252 * Tp);
TA = FMA(KP250000000, Tm, Th);
TB = KP559016994 * (Tl + Ti - (Tk + Tj));
}
{
E T9, Tt, Tc, Ts, Ta, Tb, TG;
Tf = R1[WS(rs, 2)];
T9 = R0[WS(rs, 7)];
Te = R1[WS(rs, 5)];
Tt = T9 + Te;
Ta = R0[WS(rs, 1)];
Tb = R0[WS(rs, 4)];
Tc = Ta + Tb;
Ts = Ta - Tb;
Tu = FNMS(KP951056516, Tt, KP587785252 * Ts);
TS = FMA(KP951056516, Ts, KP587785252 * Tt);
Td = T9 + Tc;
TG = KP559016994 * (T9 - Tc);
TH = FNMS(KP309016994, Te, TG) + FNMA(KP250000000, Td, Tf);
TO = FMS(KP809016994, Te, Tf) + FNMA(KP250000000, Td, TG);
}
{
E Tn, T8, Tg, To;
Tn = Th - Tm;
T8 = T1 + T2 - T7;
Tg = Td - Te - Tf;
To = T8 + Tg;
Ci[WS(csi, 2)] = KP866025403 * (T8 - Tg);
Cr[WS(csr, 2)] = FNMS(KP500000000, To, Tn);
Cr[WS(csr, 7)] = Tn + To;
}
{
E TM, TX, TT, TV, TP, TU, TN, TW;
TM = TB + TA;
TX = KP866025403 * (TR + TS);
TT = TR - TS;
TV = FMS(KP500000000, TT, TQ);
TN = T1 + TE + FNMS(KP809016994, T2, TD);
TP = TN + TO;
TU = KP866025403 * (TO - TN);
Cr[WS(csr, 1)] = TM + TP;
Ci[WS(csi, 1)] = TQ + TT;
Ci[WS(csi, 6)] = TU - TV;
Ci[WS(csi, 3)] = TU + TV;
TW = FNMS(KP500000000, TP, TM);
Cr[WS(csr, 3)] = TW - TX;
Cr[WS(csr, 6)] = TW + TX;
}
{
E Tz, TC, Ty, TK, TI, TL, TF, TJ;
Tz = KP866025403 * (Tx + Tu);
TC = TA - TB;
Ty = Tu - Tx;
TK = FMS(KP500000000, Ty, Tr);
TF = FMA(KP309016994, T2, T1) + TD - TE;
TI = TF + TH;
TL = KP866025403 * (TH - TF);
Ci[WS(csi, 4)] = Tr + Ty;
Cr[WS(csr, 4)] = TC + TI;
Ci[WS(csi, 5)] = TK - TL;
Ci[0] = TK + TL;
TJ = FNMS(KP500000000, TI, TC);
Cr[0] = Tz + TJ;
Cr[WS(csr, 5)] = TJ - Tz;
}
}
}
}
static const kr2c_desc desc = { 15, "r2cfII_15", { 54, 15, 18, 0 }, &GENUS };
void X(codelet_r2cfII_15) (planner *p) { X(kr2c_register) (p, r2cfII_15, &desc);
}
#endif
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